diff --git a/index.html b/index.html
index 5c2a4f2..4d27ef6 100644
--- a/index.html
+++ b/index.html
@@ -48,146 +48,7 @@
                 <theme-toggle></theme-toggle>
             </div>
         </header>
-        <main id="pages_container" class="grid" data-scrollable>
-            <div id="check_details" class="page hidden" data-sm-containment>
-                <section class="flex gap-0-5 margin-bottom-1-5">
-                    <button id="gen_new_addr_btn" class="button primary-action interact">
-                        <svg class="icon" xmlns="http://www.w3.org/2000/svg" enable-background="new 0 0 24 24"
-                            height="24px" viewBox="0 0 24 24" width="24px" fill="#000000">
-                            <g>
-                                <rect fill="none" height="24" width="24" />
-                            </g>
-                            <g>
-                                <g>
-                                    <path
-                                        d="M18.32,4.26C16.84,3.05,15.01,2.25,13,2.05v2.02c1.46,0.18,2.79,0.76,3.9,1.62L18.32,4.26z M19.93,11h2.02 c-0.2-2.01-1-3.84-2.21-5.32L18.31,7.1C19.17,8.21,19.75,9.54,19.93,11z M18.31,16.9l1.43,1.43c1.21-1.48,2.01-3.32,2.21-5.32 h-2.02C19.75,14.46,19.17,15.79,18.31,16.9z M13,19.93v2.02c2.01-0.2,3.84-1,5.32-2.21l-1.43-1.43 C15.79,19.17,14.46,19.75,13,19.93z M13,12V7h-2v5H7l5,5l5-5H13z M11,19.93v2.02c-5.05-0.5-9-4.76-9-9.95s3.95-9.45,9-9.95v2.02 C7.05,4.56,4,7.92,4,12S7.05,19.44,11,19.93z" />
-                                </g>
-                            </g>
-                        </svg>
-                        Generate BTC address
-                    </button>
-                    <button id="retrieve_addr_btn" class="button primary-action interact"
-                        onclick="openPopup('retrieve_btc_addr_popup')">
-                        <svg class="icon" xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24"
-                            width="24px" fill="#000000">
-                            <path d="M0 0h24v24H0V0z" fill="none" />
-                            <path
-                                d="M14 12c0-1.1-.9-2-2-2s-2 .9-2 2 .9 2 2 2 2-.9 2-2zm-2-9c-4.97 0-9 4.03-9 9H0l4 4 4-4H5c0-3.87 3.13-7 7-7s7 3.13 7 7-3.13 7-7 7c-1.51 0-2.91-.49-4.06-1.3l-1.42 1.44C8.04 20.3 9.94 21 12 21c4.97 0 9-4.03 9-9s-4.03-9-9-9z" />
-                        </svg>
-                        Retrieve BTC address
-                    </button>
-                </section>
-                <section>
-                    <sm-form class="flex margin-bottom-2" style="--gap: 0.5rem;">
-                        <sm-input type="search" id="search_query_input"
-                            placeholder="Search BTC address or transaction ID" required>
-                            <svg slot="icon" class="icon" xmlns="http://www.w3.org/2000/svg" height="24px"
-                                viewBox="0 0 24 24" width="24px" fill="#000000">
-                                <path d="M0 0h24v24H0V0z" fill="none" />
-                                <path
-                                    d="M15.5 14h-.79l-.28-.27C15.41 12.59 16 11.11 16 9.5 16 5.91 13.09 3 9.5 3S3 5.91 3 9.5 5.91 16 9.5 16c1.61 0 3.09-.59 4.23-1.57l.27.28v.79l5 4.99L20.49 19l-4.99-5zm-6 0C7.01 14 5 11.99 5 9.5S7.01 5 9.5 5 14 7.01 14 9.5 11.99 14 9.5 14z" />
-                            </svg>
-                        </sm-input>
-                        <button id="check_address_button" class="button button--primary cta" style="height: 3.2rem;"
-                            type="submit" disabled>Search</button>
-                    </sm-form>
-                    <div id="address_details" class="hidden">
-                        <div id="address_balance_card" class="grid gap-1 hidden">
-                            <div class="flex">
-                                <svg class="icon margin-right-0-3" xmlns="http://www.w3.org/2000/svg" height="24px"
-                                    viewBox="0 0 24 24" width="24px" fill="#000000">
-                                    <path d="M0 0h24v24H0V0z" fill="none" />
-                                    <path
-                                        d="M21 7.28V5c0-1.1-.9-2-2-2H5c-1.11 0-2 .9-2 2v14c0 1.1.89 2 2 2h14c1.1 0 2-.9 2-2v-2.28c.59-.35 1-.98 1-1.72V9c0-.74-.41-1.37-1-1.72zM20 9v6h-7V9h7zM5 19V5h14v2h-6c-1.1 0-2 .9-2 2v6c0 1.1.9 2 2 2h6v2H5z" />
-                                    <circle cx="16" cy="12" r="1.5" />
-                                </svg>
-                                Balance
-                            </div>
-                            <output id="address_balance" class="amount-shown"></output>
-                        </div>
-                        <div class="flex flex-direction-column margin-bottom-1 sticky top-0 gap-0-5"
-                            style="background-color: rgba(var(--foreground-color), 1); z-index: 2">
-                            <div class="flex align-center gap-0-5 space-between">
-                                <h4>Transactions</h4>
-                                <sm-chips id="filter_selector">
-                                    <sm-chip value="all" selected>All</sm-chip>
-                                    <sm-chip value="sent">Sent</sm-chip>
-                                    <sm-chip value="received">Received</sm-chip>
-                                </sm-chips>
-                            </div>
-                            <sm-switch id="show_current_value" class="margin-left-auto hidden"
-                                onchange="handleValuationTypeChange(event)">
-                                <p slot="left" class="margin-right-0-5">
-                                    Show current value
-                                </p>
-                            </sm-switch>
-                        </div>
-                        <ul id="transactions_list" class="observe-empty-state"></ul>
-                        <div class="empty-state align-self-center text-center">Balance and transactions will appear here
-                        </div>
-                    </div>
-                    <div id="tx_details" class="grid gap-2"></div>
-                </section>
-            </div>
-            <div id="send" class="page hidden">
-                <sm-form id="send_tx" skip-submit>
-                    <div class="margin-bottom-0-5">
-                        <div class="flex align-center space-between margin-bottom-0-5">
-                            <h3>Senders</h3>
-                            <button class="button button--small" id="check_balance" onclick="checkBalance()">Check
-                                Balance</button>
-                        </div>
-                        <div id="sender_container"></div>
-                        <div class="flex align-center balance-wrapper">
-                            <span>Total balance:</span>
-                            <output id="total_balance" class="amount-shown" style="margin-left: 0.3rem;"></output>
-                        </div>
-                        <button id="add_sender" class=" button--small" onclick="addSenderInput()">
-                            <svg class="icon margin-right-0-5" xmlns="http://www.w3.org/2000/svg" height="24px"
-                                viewBox="0 0 24 24" width="24px" fill="#000000">
-                                <path d="M0 0h24v24H0V0z" fill="none" />
-                                <path d="M19 13h-6v6h-2v-6H5v-2h6V5h2v6h6v2z" />
-                            </svg>
-                            Add sender
-                        </button>
-                    </div>
-                    <div>
-                        <h3 class="margin-bottom-0-5">Receivers</h3>
-                        <div id="receiver_container"></div>
-                        <button id="add_receiver" class=" button--small" onclick="addReceiverInput()">
-                            <svg class="icon margin-right-0-5" xmlns="http://www.w3.org/2000/svg" height="24px"
-                                viewBox="0 0 24 24" width="24px" fill="#000000">
-                                <path d="M0 0h24v24H0V0z" fill="none" />
-                                <path d="M19 13h-6v6h-2v-6H5v-2h6V5h2v6h6v2z" />
-                            </svg>
-                            Add receiver</button>
-                    </div>
-                    <div id="fees_section" class="grid gap-0-5">
-                        <div class="flex align-center space-between">
-                            <h4>Fees</h4>
-                            <sm-chips id="fees_selector">
-                                <sm-chip value="suggested" selected>Suggested</sm-chip>
-                                <sm-chip value="custom">Custom</sm-chip>
-                            </sm-chips>
-                        </div>
-                        <div id="fees_wrapper" class="grid gap-0-5 align-center"></div>
-                    </div>
-                    <div id="error_section"></div>
-                    <div class="multi-state-button margin-bottom-1-5">
-                        <button id="send_transaction" type="submit" class="button button--primary cta w-100"
-                            disabled>Send</button>
-                    </div>
-                </sm-form>
-            </div>
-            <div id="convert" class="page hidden flex flex-direction-column gap-1-5" data-sm-containment>
-                <sm-chips id="conversion_view_selector" onchange="handleConversionRouteChange(event)">
-                    <sm-chip value="flo" selected>FLO</sm-chip>
-                    <sm-chip value="btc">BTC</sm-chip>
-                    <sm-chip value="eth">ETH</sm-chip>
-                </sm-chips>
-                <div id="key_conversion_content" class="grid gap-1-5"></div>
-            </div>
-        </main>
+        <main id="pages_container" class="grid" data-scrollable></main>
         <nav id="main_navbar">
             <ul id="menu">
                 <li>
@@ -335,83 +196,6 @@
         </header>
         <div id="transaction_result_popup__content" class="grid gap-2"></div>
     </sm-popup>
-    <template id="sender_template">
-        <fieldset class="sender-card card">
-            <sm-input class="sender-input" placeholder="Sender address" animate required></sm-input>
-            <sm-input class="priv-key-input password-field" type="password" placeholder="Private Key" animate required>
-                <svg class="icon" slot="icon" xmlns="http://www.w3.org/2000/svg" enable-background="new 0 0 24 24"
-                    height="24px" viewBox="0 0 24 24" width="24px" fill="#000000">
-                    <g>
-                        <rect fill="none" height="24" width="24" />
-                    </g>
-                    <g>
-                        <path
-                            d="M21,10h-8.35C11.83,7.67,9.61,6,7,6c-3.31,0-6,2.69-6,6s2.69,6,6,6c2.61,0,4.83-1.67,5.65-4H13l2,2l2-2l2,2l4-4.04L21,10z M7,15c-1.65,0-3-1.35-3-3c0-1.65,1.35-3,3-3s3,1.35,3,3C10,13.65,8.65,15,7,15z" />
-                    </g>
-                </svg>
-                <label slot="right" class="interact">
-                    <input type="checkbox" class="hidden" autocomplete="off" readonly
-                        onchange="togglePrivateKeyVisibility(this)">
-                    <svg class="icon invisible" xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24"
-                        width="24px" fill="#000000">
-                        <title>Hide password</title>
-                        <path d="M0 0h24v24H0zm0 0h24v24H0zm0 0h24v24H0zm0 0h24v24H0z" fill="none" />
-                        <path
-                            d="M12 7c2.76 0 5 2.24 5 5 0 .65-.13 1.26-.36 1.83l2.92 2.92c1.51-1.26 2.7-2.89 3.43-4.75-1.73-4.39-6-7.5-11-7.5-1.4 0-2.74.25-3.98.7l2.16 2.16C10.74 7.13 11.35 7 12 7zM2 4.27l2.28 2.28.46.46C3.08 8.3 1.78 10.02 1 12c1.73 4.39 6 7.5 11 7.5 1.55 0 3.03-.3 4.38-.84l.42.42L19.73 22 21 20.73 3.27 3 2 4.27zM7.53 9.8l1.55 1.55c-.05.21-.08.43-.08.65 0 1.66 1.34 3 3 3 .22 0 .44-.03.65-.08l1.55 1.55c-.67.33-1.41.53-2.2.53-2.76 0-5-2.24-5-5 0-.79.2-1.53.53-2.2zm4.31-.78l3.15 3.15.02-.16c0-1.66-1.34-3-3-3l-.17.01z" />
-                    </svg>
-                    <svg class="icon visible" xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24"
-                        width="24px" fill="#000000">
-                        <title>Show password</title>
-                        <path d="M0 0h24v24H0z" fill="none" />
-                        <path
-                            d="M12 4.5C7 4.5 2.73 7.61 1 12c1.73 4.39 6 7.5 11 7.5s9.27-3.11 11-7.5c-1.73-4.39-6-7.5-11-7.5zM12 17c-2.76 0-5-2.24-5-5s2.24-5 5-5 5 2.24 5 5-2.24 5-5 5zm0-8c-1.66 0-3 1.34-3 3s1.34 3 3 3 3-1.34 3-3-1.34-3-3-3z" />
-                    </svg>
-                </label>
-            </sm-input>
-            <div class="flex align-center space-between full-bleed  remove-card-wrapper">
-                <div class="flex align-center">
-                    <svg class="icon margin-right-0-3" xmlns="http://www.w3.org/2000/svg" height="24px"
-                        viewBox="0 0 24 24" width="24px" fill="#000000">
-                        <path d="M0 0h24v24H0V0z" fill="none" />
-                        <path
-                            d="M21 7.28V5c0-1.1-.9-2-2-2H5c-1.11 0-2 .9-2 2v14c0 1.1.89 2 2 2h14c1.1 0 2-.9 2-2v-2.28c.59-.35 1-.98 1-1.72V9c0-.74-.41-1.37-1-1.72zM20 9v6h-7V9h7zM5 19V5h14v2h-6c-1.1 0-2 .9-2 2v6c0 1.1.9 2 2 2h6v2H5z" />
-                        <circle cx="16" cy="12" r="1.5" />
-                    </svg>
-                    <output class="sender-balance amount-shown flex align-center">Balance</output>
-                </div>
-                <button class="remove-card button--small">
-                    <svg class="icon margin-right-0-3" xmlns="http://www.w3.org/2000/svg" height="24px"
-                        viewBox="0 0 24 24" width="24px" fill="#000000">
-                        <path d="M0 0h24v24H0V0z" fill="none" />
-                        <path
-                            d="M7 11v2h10v-2H7zm5-9C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm0 18c-4.41 0-8-3.59-8-8s3.59-8 8-8 8 3.59 8 8-3.59 8-8 8z" />
-                    </svg>
-                    Remove
-                </button>
-            </div>
-        </fieldset>
-    </template>
-    <template id="receiver_template">
-        <fieldset class="card receiver-card">
-            <sm-input class="receiver-input" placeholder="Receiver address" data-btc-address animate
-                required></sm-input>
-            <div class="flex align-content-start gap-0-5 remove-card-wrapper">
-                <sm-input type="number" class="amount-input amount-shown" placeholder="Amount" min="0.000006"
-                    step="0.00000001" animate required>
-                    <div class="currency-symbol flex" slot="icon"></div>
-                </sm-input>
-                <button class="remove-card button--small">
-                    <svg class="icon margin-right-0-3" xmlns="http://www.w3.org/2000/svg" height="24px"
-                        viewBox="0 0 24 24" width="24px" fill="#000000">
-                        <path d="M0 0h24v24H0V0z" fill="none" />
-                        <path
-                            d="M7 11v2h10v-2H7zm5-9C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm0 18c-4.41 0-8-3.59-8-8s3.59-8 8-8 8 3.59 8 8-3.59 8-8 8z" />
-                    </svg>
-                    Remove
-                </button>
-            </div>
-        </fieldset>
-    </template>
     <script src="https://unpkg.com/uhtml@3.0.1/es.js"></script>
     <script src="scripts/components.min.js"></script>
     <script type="text/javascript" src="scripts/lib.js"></script>
@@ -602,7 +386,6 @@
             if ((tem = ua.match(/version\/(\d+)/i)) != null) M.splice(1, 1, tem[1]);
             return M.join(' ');
         }
-        window.addEventListener('hashchange', e => routeTo(window.location.hash))
         let selectedCurrency = signal('btc');
         let historicPriceApis = {
             active: 0,
@@ -647,21 +430,16 @@
                     isHistoricApiAvailable = true;
                     setTimeout(() => {
                         document.getElementById('currency_selector').value = selectedCurrency.value;
-                        if (getRef('show_current_value')) {
-                            document.getElementById('show_current_value').checked = showCurrentValue.value;
-                            getRef('show_current_value').classList.toggle('hidden', selectedCurrency.value === 'btc')
-                        }
                     }, 100)
                     showCurrentValue.value = localStorage.getItem('btc-wallet-show-current-value') === 'true' || false;
                 })
                 .catch(e => {
                     console.error(e);
-                    getRef('show_current_value').remove();
                     showCurrentValue.value = false;
                     isHistoricApiAvailable = false;
                 }).finally(() => {
                     selectedCurrency.value = localStorage.getItem('btc-wallet-currency') || 'btc';
-                    routeTo(window.location.hash)
+                    router.routeTo(window.location.hash)
                     setTimeout(() => {
                         getRef('loading_page').animate([
                             { transform: 'translateY(0)', },
@@ -674,9 +452,6 @@
                             getRef('loading_page').remove()
                         }
                     }, 500);
-                    addSenderInput()
-                    addReceiverInput()
-                    document.querySelectorAll('.currency-symbol').forEach(el => el.innerHTML = currencyIcons[selectedCurrency.value])
                 })
         });
         function createRipple(event, target) {
@@ -711,154 +486,8 @@
             };
         }
 
-        const pagesData = {
-            params: {}
-        }
 
         let tempData
-        async function routeTo(targetPage, options = {}) {
-            const { firstLoad, hashChange, isPreview } = options
-            let pageId
-            let params = {}
-            let searchParams
-            if (targetPage === '') {
-                pageId = 'check_details'
-            } else {
-                if (targetPage.includes('/')) {
-                    let path;
-                    [path, searchParams] = targetPage.split('?');
-                    [, pageId, subPageId1] = path.split('/')
-                } else {
-                    pageId = targetPage
-                }
-            }
-            if (searchParams) {
-                const urlSearchParams = new URLSearchParams('?' + searchParams);
-                params = Object.fromEntries(urlSearchParams.entries());
-            }
-            if (params)
-                pagesData.params = params
-            switch (pageId) {
-                case 'check_details':
-                    if (params.query) {
-                        const query = getRef('search_query_input').value.trim();
-                        if (params.query !== query)
-                            getRef('search_query_input').value = params.query;
-                        render.queryResult(params.query)
-                        if (!params.currency && selectedCurrency.value !== 'btc' && !location.hash.includes(selectedCurrency.value)) {
-                            history.replaceState(null, null, `${location.hash}&currency=${selectedCurrency.value}`)
-                        }
-                        if (params.currency && params.currency !== selectedCurrency.value) {
-                            selectedCurrency.value = params.currency
-                            document.getElementById('currency_selector').value = selectedCurrency.value;
-                            document.querySelectorAll('.currency-symbol').forEach(el => el.innerHTML = currencyIcons[selectedCurrency.value])
-                            if (getRef('show_current_value'))
-                                getRef('show_current_value').classList.toggle('hidden', selectedCurrency.value === 'btc')
-                        }
-                    }
-                    break;
-                case 'convert':
-                    renderConversionPage(params.from)
-                    break
-            }
-            const animOptions = {
-                duration: 100,
-                fill: 'forwards',
-            }
-            let previousActiveElement = getRef('main_navbar').querySelector('.nav-item--active')
-            const currentActiveElement = document.querySelector(`.nav-item[href="#/${pageId}"]`)
-            if (currentActiveElement) {
-                if (getRef('main_navbar').classList.contains('hidden')) {
-                    getRef('main_navbar').classList.remove('hide-away')
-                    getRef('main_navbar').classList.remove('hidden')
-                    getRef('main_navbar').animate([
-                        {
-                            transform: isMobileView ? `translateY(100%)` : `translateX(-100%)`,
-                            opacity: 0,
-                        },
-                        {
-                            transform: `none`,
-                            opacity: 1,
-                        },
-                    ], {
-                        duration: 100,
-                        fill: 'forwards',
-                        easing: 'ease'
-                    })
-                }
-                getRef('main_header').classList.remove('hidden')
-                const previousActiveElementIndex = [...getRef('main_navbar').querySelectorAll('.nav-item')].indexOf(previousActiveElement)
-                const currentActiveElementIndex = [...getRef('main_navbar').querySelectorAll('.nav-item')].indexOf(currentActiveElement)
-                const isOnTop = previousActiveElementIndex < currentActiveElementIndex
-                const currentIndicator = html.node`<div class="nav-item__indicator"></div>`;
-                let previousIndicator = getRef('main_navbar').querySelector('.nav-item__indicator')
-                if (!previousIndicator) {
-                    previousIndicator = currentIndicator.cloneNode(true)
-                    previousActiveElement = currentActiveElement
-                    previousActiveElement.append(previousIndicator)
-                } else if (currentActiveElementIndex !== previousActiveElementIndex) {
-                    const indicatorDimensions = previousIndicator.getBoundingClientRect()
-                    const currentActiveElementDimensions = currentActiveElement.getBoundingClientRect()
-                    let moveBy
-                    if (isMobileView) {
-                        moveBy = ((currentActiveElementDimensions.width - indicatorDimensions.width) / 2) + indicatorDimensions.width
-                    } else {
-                        moveBy = ((currentActiveElementDimensions.height - indicatorDimensions.height) / 2) + indicatorDimensions.height
-                    }
-                    indicatorObserver.observe(previousIndicator)
-                    previousIndicator.animate([
-                        {
-                            transform: 'none',
-                            opacity: 1,
-                        },
-                        {
-                            transform: `translate${isMobileView ? 'X' : 'Y'}(${isOnTop ? `${moveBy}px` : `-${moveBy}px`})`,
-                            opacity: 0,
-                        },
-                    ], { ...animOptions, easing: 'ease-in' }).onfinish = () => {
-                        previousIndicator.remove()
-                    }
-                    tempData = {
-                        currentActiveElement,
-                        currentIndicator,
-                        isOnTop,
-                        animOptions,
-                        moveBy
-                    }
-                }
-                previousActiveElement.classList.remove('nav-item--active');
-                currentActiveElement.classList.add('nav-item--active')
-            } else {
-                if (!getRef('main_navbar').classList.contains('hidden')) {
-                    getRef('main_navbar').classList.add('hide-away')
-                    getRef('main_navbar').animate([
-                        {
-                            transform: `none`,
-                            opacity: 1,
-                        },
-                        {
-                            transform: isMobileView ? `translateY(100%)` : `translateX(-100%)`,
-                            opacity: 0,
-                        },
-                    ], {
-                        duration: 200,
-                        fill: 'forwards',
-                        easing: 'ease'
-                    }).onfinish = () => {
-                        getRef('main_navbar').classList.add('hidden')
-                    }
-                    getRef('main_header').classList.add('hidden')
-                }
-            }
-            if (pagesData.lastPage !== pageId) {
-                closePopup()
-                document.querySelectorAll('.page').forEach(page => page.classList.add('hidden'))
-                getRef(pageId).classList.remove('hidden')
-                getRef(pageId).animate([{ opacity: 0 }, { opacity: 1 }], { duration: 300, fill: 'forwards', easing: 'ease' })
-                pagesData.lastPage = pageId
-            }
-        }
-
         const indicatorObserver = new IntersectionObserver(entries => {
             entries.forEach(entry => {
                 if (!entry.isIntersecting) {
@@ -879,6 +508,81 @@
         }, {
             threshold: 1
         })
+        class Router {
+            /**
+             * @constructor {object} options - options for the router
+             * @param {object} options.routes - routes for the router
+             * @param {object} options.state - initial state for the router
+             * @param {function} options.routingStart - function to be called before routing
+             * @param {function} options.routingEnd - function to be called after routing
+             */
+            constructor(options = {}) {
+                const { routes = {}, state = {}, routingStart, routingEnd } = options
+                this.routes = routes
+                this.state = state
+                this.routingStart = routingStart
+                this.routingEnd = routingEnd
+                this.lastPage = null
+                window.addEventListener('hashchange', e => this.routeTo(window.location.hash))
+            }
+            /**
+             * @param {string} route - route to be added
+             * @param {function} callback - function to be called when route is matched
+             */
+            addRoute(route, callback) {
+                this.routes[route] = callback
+            }
+            /**
+             * @param {string} route
+             */
+            handleRouting = async (page) => {
+                if (this.routingStart) {
+                    this.routingStart(this.state)
+                }
+                if (this.routes[page]) {
+                    await this.routes[page](this.state)
+                    this.lastPage = page
+                } else {
+                    if (this.routes['404']) {
+                        this.routes['404'](this.state);
+                    } else {
+                        console.error(`No route found for '${page}' and no '404' route is defined.`);
+                    }
+                }
+                if (this.routingEnd) {
+                    this.routingEnd(this.state)
+                }
+            }
+            async routeTo(destination) {
+                try {
+                    let page
+                    let wildcards = []
+                    let params = {}
+                    let [path, queryString] = destination.split('?');
+                    if (path.includes('#'))
+                        path = path.split('#')[1];
+                    if (path.includes('/'))
+                        [, page, ...wildcards] = path.split('/')
+                    else
+                        page = path
+                    this.state = { page, wildcards, lastPage: this.lastPage, params }
+                    if (queryString) {
+                        params = new URLSearchParams(queryString)
+                        this.state.params = Object.fromEntries(params)
+                    }
+                    if (document.startViewTransition) {
+                        document.startViewTransition(async () => {
+                            await this.handleRouting(page)
+                        })
+                    } else {
+                        // Fallback for browsers that don't support View transition API:
+                        await this.handleRouting(page)
+                    }
+                } catch (e) {
+                    console.error(e)
+                }
+            }
+        }
         // class based lazy loading
         class LazyLoader {
             constructor(container, elementsToRender, renderFn, options = {}) {
@@ -1201,6 +905,305 @@
                 }
             ]
         }
+
+        // routing logic
+        const router = new Router({
+            routingStart(state) {
+                if ("scrollRestoration" in history) {
+                    history.scrollRestoration = "manual";
+                }
+                window.scrollTo(0, 0);
+            },
+            routingEnd(state) {
+                const { page, lastPage } = state
+                const animOptions = {
+                    duration: 100,
+                    fill: 'forwards',
+                }
+                let previousActiveElement = getRef('main_navbar').querySelector('.nav-item--active')
+                let currentActiveElement = document.querySelector(`.nav-item[href="#/${page}"]`)
+                if (page === '' || page === 'check_details') {
+                    currentActiveElement = document.querySelector(`.nav-item[href="#/check_details"]`)
+                }
+                if (currentActiveElement) {
+                    if (getRef('main_navbar').classList.contains('hidden')) {
+                        getRef('main_navbar').classList.remove('hide-away')
+                        getRef('main_navbar').classList.remove('hidden')
+                        getRef('main_navbar').animate([
+                            {
+                                transform: isMobileView ? `translateY(100%)` : `translateX(-100%)`,
+                                opacity: 0,
+                            },
+                            {
+                                transform: `none`,
+                                opacity: 1,
+                            },
+                        ], {
+                            duration: 100,
+                            fill: 'forwards',
+                            easing: 'ease'
+                        })
+                    }
+                    getRef('main_header').classList.remove('hidden')
+                    const previousActiveElementIndex = [...getRef('main_navbar').querySelectorAll('.nav-item')].indexOf(previousActiveElement) || -1
+                    const currentActiveElementIndex = [...getRef('main_navbar').querySelectorAll('.nav-item')].indexOf(currentActiveElement) || 0
+                    const isOnTop = previousActiveElementIndex < currentActiveElementIndex
+                    const currentIndicator = html.node`<div class="nav-item__indicator"></div>`;
+                    let previousIndicator = getRef('main_navbar').querySelector('.nav-item__indicator')
+                    if (!previousIndicator) {
+                        previousIndicator = currentIndicator.cloneNode(true)
+                        previousActiveElement = currentActiveElement
+                        previousActiveElement.append(previousIndicator)
+                    } else if (currentActiveElementIndex !== previousActiveElementIndex) {
+                        const indicatorDimensions = previousIndicator.getBoundingClientRect()
+                        const currentActiveElementDimensions = currentActiveElement.getBoundingClientRect()
+                        let moveBy
+                        if (isMobileView) {
+                            moveBy = ((currentActiveElementDimensions.width - indicatorDimensions.width) / 2) + indicatorDimensions.width
+                        } else {
+                            moveBy = ((currentActiveElementDimensions.height - indicatorDimensions.height) / 2) + indicatorDimensions.height
+                        }
+                        indicatorObserver.observe(previousIndicator)
+                        previousIndicator.animate([
+                            {
+                                transform: 'none',
+                                opacity: 1,
+                            },
+                            {
+                                transform: `translate${isMobileView ? 'X' : 'Y'}(${isOnTop ? `${moveBy}px` : `-${moveBy}px`})`,
+                                opacity: 0,
+                            },
+                        ], { ...animOptions, easing: 'ease-in' }).onfinish = () => {
+                            previousIndicator.remove()
+                        }
+                        tempData = {
+                            currentActiveElement,
+                            currentIndicator,
+                            isOnTop,
+                            animOptions,
+                            moveBy
+                        }
+                    }
+                    previousActiveElement.classList.remove('nav-item--active');
+                    currentActiveElement.classList.add('nav-item--active')
+                } else {
+                    if (!getRef('main_navbar').classList.contains('hidden')) {
+                        getRef('main_navbar').classList.add('hide-away')
+                        getRef('main_navbar').animate([
+                            {
+                                transform: `none`,
+                                opacity: 1,
+                            },
+                            {
+                                transform: isMobileView ? `translateY(100%)` : `translateX(-100%)`,
+                                opacity: 0,
+                            },
+                        ], {
+                            duration: 200,
+                            fill: 'forwards',
+                            easing: 'ease'
+                        }).onfinish = () => {
+                            getRef('main_navbar').classList.add('hidden')
+                        }
+                        getRef('main_header').classList.add('hidden')
+                    }
+                }
+                if (lastPage !== page) {
+                    closePopup()
+                }
+                document.querySelectorAll('.currency-symbol').forEach(el => el.innerHTML = currencyIcons[selectedCurrency.value])
+            }
+        })
+        function renderHome(state) {
+            const { params: { query, currency } } = state
+            renderElem(getRef('pages_container'), html`
+                <div id="check_details" class="page" data-sm-containment>
+                    <section class="flex gap-0-5 margin-bottom-1-5">
+                        <button id="gen_new_addr_btn" class="button primary-action interact" onclick=${generateNewAddress}>
+                            <svg class="icon" xmlns="http://www.w3.org/2000/svg" enable-background="new 0 0 24 24" height="24px" viewBox="0 0 24 24" width="24px" fill="#000000"> <g> <rect fill="none" height="24" width="24" /> </g> <g> <g> <path d="M18.32,4.26C16.84,3.05,15.01,2.25,13,2.05v2.02c1.46,0.18,2.79,0.76,3.9,1.62L18.32,4.26z M19.93,11h2.02 c-0.2-2.01-1-3.84-2.21-5.32L18.31,7.1C19.17,8.21,19.75,9.54,19.93,11z M18.31,16.9l1.43,1.43c1.21-1.48,2.01-3.32,2.21-5.32 h-2.02C19.75,14.46,19.17,15.79,18.31,16.9z M13,19.93v2.02c2.01-0.2,3.84-1,5.32-2.21l-1.43-1.43 C15.79,19.17,14.46,19.75,13,19.93z M13,12V7h-2v5H7l5,5l5-5H13z M11,19.93v2.02c-5.05-0.5-9-4.76-9-9.95s3.95-9.45,9-9.95v2.02 C7.05,4.56,4,7.92,4,12S7.05,19.44,11,19.93z" /> </g> </g> </svg>
+                            Generate BTC address
+                        </button>
+                        <button id="retrieve_addr_btn" class="button primary-action interact"
+                            onclick="openPopup('retrieve_btc_addr_popup')">
+                            <svg class="icon" xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px" fill="#000000"> <path d="M0 0h24v24H0V0z" fill="none" /> <path d="M14 12c0-1.1-.9-2-2-2s-2 .9-2 2 .9 2 2 2 2-.9 2-2zm-2-9c-4.97 0-9 4.03-9 9H0l4 4 4-4H5c0-3.87 3.13-7 7-7s7 3.13 7 7-3.13 7-7 7c-1.51 0-2.91-.49-4.06-1.3l-1.42 1.44C8.04 20.3 9.94 21 12 21c4.97 0 9-4.03 9-9s-4.03-9-9-9z" /> </svg>
+                            Retrieve BTC address
+                        </button>
+                    </section>
+                    <section>
+                        <sm-form class="flex margin-bottom-2" style="--gap: 0.5rem;">
+                            <sm-input type="search" id="search_query_input" value=${query || ''}
+                                placeholder="Search BTC address or transaction ID" required>
+                                <svg slot="icon" class="icon" xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px" fill="#000000"> <path d="M0 0h24v24H0V0z" fill="none" /> <path d="M15.5 14h-.79l-.28-.27C15.41 12.59 16 11.11 16 9.5 16 5.91 13.09 3 9.5 3S3 5.91 3 9.5 5.91 16 9.5 16c1.61 0 3.09-.59 4.23-1.57l.27.28v.79l5 4.99L20.49 19l-4.99-5zm-6 0C7.01 14 5 11.99 5 9.5S7.01 5 9.5 5 14 7.01 14 9.5 11.99 14 9.5 14z" /> </svg>
+                            </sm-input>
+                            <button id="check_address_button" class="button button--primary cta" style="height: 3.2rem;" onclick=${handleAddressCheck}
+                                type="submit" disabled>Search</button>
+                        </sm-form>
+                        <div id="address_details" class="hidden">
+                            <div id="address_balance_card" class="grid gap-1 hidden">
+                                <div class="flex">
+                                    <svg class="icon margin-right-0-3" xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px" fill="#000000"> <path d="M0 0h24v24H0V0z" fill="none" /> <path d="M21 7.28V5c0-1.1-.9-2-2-2H5c-1.11 0-2 .9-2 2v14c0 1.1.89 2 2 2h14c1.1 0 2-.9 2-2v-2.28c.59-.35 1-.98 1-1.72V9c0-.74-.41-1.37-1-1.72zM20 9v6h-7V9h7zM5 19V5h14v2h-6c-1.1 0-2 .9-2 2v6c0 1.1.9 2 2 2h6v2H5z" /> <circle cx="16" cy="12" r="1.5" /> </svg>
+                                    Balance
+                                </div>
+                                <output id="address_balance" class="amount-shown"></output>
+                            </div>
+                            <div class="flex flex-direction-column margin-bottom-1 sticky top-0 gap-0-5"
+                                style="background-color: rgba(var(--foreground-color), 1); z-index: 2">
+                                <div class="flex align-center gap-0-5 space-between">
+                                    <h4>Transactions</h4>
+                                    <sm-chips id="filter_selector" onchange=${(e) => render.transactions(getRef('search_query_input').value)}>
+                                        <sm-chip value="all" selected>All</sm-chip>
+                                        <sm-chip value="sent">Sent</sm-chip>
+                                        <sm-chip value="received">Received</sm-chip>
+                                    </sm-chips>
+                                </div>
+                                ${isHistoricApiAvailable && selectedCurrency.value !== 'btc' ? html`
+                                    <sm-switch class="margin-left-auto"
+                                        onchange="handleValuationTypeChange(event)">
+                                        <p slot="left" class="margin-right-0-5">
+                                            Show current value
+                                        </p>
+                                    </sm-switch>
+                                `: ''}
+                            </div>
+                            <ul id="transactions_list" class="observe-empty-state"></ul>
+                            <div class="empty-state align-self-center text-center">Balance and transactions will appear here
+                            </div>
+                        </div>
+                        <div id="tx_details" class="grid gap-2"></div>
+                    </section>
+                </div>
+            `)
+            if (query) {
+                render.queryResult(query)
+                if (!currency && selectedCurrency.value !== 'btc' && !location.hash.includes(selectedCurrency.value)) {
+                    history.replaceState(null, null, `${location.hash}&currency=${selectedCurrency.value}`)
+                }
+                if (currency && currency !== selectedCurrency.value) {
+                    selectedCurrency.value = currency
+                    document.getElementById('currency_selector').value = selectedCurrency.value;
+                    document.querySelectorAll('.currency-symbol').forEach(el => el.innerHTML = currencyIcons[selectedCurrency.value])
+                }
+            }
+        }
+        router.addRoute('', renderHome)
+        router.addRoute('check_details', renderHome)
+        router.addRoute('send', (state) => {
+            renderElem(getRef('pages_container'), html.node/*html*/`
+                <div id="send" class="page">
+                    <sm-form id="send_tx" onvalid=${handleValidForm} oninvalid=${handleInvalidForm} skip-submit>
+                        <div class="margin-bottom-0-5">
+                            <div class="flex align-center space-between margin-bottom-0-5">
+                                <h3>Senders</h3>
+                                <button class="button button--small" id="check_balance" onclick=${checkBalance}>Check
+                                    Balance</button>
+                            </div>
+                            <div id="sender_container"></div>
+                            <div class="flex align-center balance-wrapper">
+                                <span>Total balance:</span>
+                                <output id="total_balance" class="amount-shown" style="margin-left: 0.3rem;"></output>
+                            </div>
+                            <button id="add_sender" class=" button--small" onclick=${addSenderInput}>
+                                <svg class="icon margin-right-0-5" xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px" fill="#000000"> <path d="M0 0h24v24H0V0z" fill="none" /> <path d="M19 13h-6v6h-2v-6H5v-2h6V5h2v6h6v2z" /> </svg>
+                                Add sender
+                            </button>
+                        </div>
+                        <div>
+                            <h3 class="margin-bottom-0-5">Receivers</h3>
+                            <div id="receiver_container"></div>
+                            <button id="add_receiver" class=" button--small" onclick=${addReceiverInput}>
+                                <svg class="icon margin-right-0-5" xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px" fill="#000000"> <path d="M0 0h24v24H0V0z" fill="none" /> <path d="M19 13h-6v6h-2v-6H5v-2h6V5h2v6h6v2z" /> </svg>
+                                Add receiver</button>
+                        </div>
+                        <div id="fees_section" class="grid gap-0-5">
+                            <div class="flex align-center space-between">
+                                <h4>Fees</h4>
+                                <sm-chips id="fees_selector" onchange=${renderFeesUI}>
+                                    <sm-chip value="suggested" selected>Suggested</sm-chip>
+                                    <sm-chip value="custom">Custom</sm-chip>
+                                </sm-chips>
+                            </div>
+                            <div id="fees_wrapper" class="grid gap-0-5 align-center"></div>
+                        </div>
+                        <div id="error_section"></div>
+                        <div class="multi-state-button margin-bottom-1-5">
+                            <button id="send_transaction" type="submit" class="button button--primary cta w-100" onclick=${handleSendTransaction}
+                                disabled>Send</button>
+                        </div>
+                    </sm-form>
+                </div>
+            `);
+            addSenderInput();
+            addReceiverInput();
+        })
+        router.addRoute('convert', (state) => {
+            const { params: { from: convertingFrom = 'flo' } } = state;
+            let privateKeyConversionDescription = '';
+            let addressConversionDescription = null;
+            let addressForConversion = ''
+            switch (convertingFrom) {
+                case 'flo':
+                    privateKeyConversionDescription = 'Convert FLO private key to corresponding BTC | ETH address & private key';
+                    addressConversionDescription = 'Convert FLO address to BTC address';
+                    addressForConversion = html`<sm-input id="address_for_conversion" placeholder="FLO Address" data-flo-address animate required></sm-input>`
+                    break;
+                case 'btc':
+                    privateKeyConversionDescription = 'Convert BTC private key to corresponding FLO | ETH address & private key';
+                    addressConversionDescription = 'Convert BTC address to FLO address';
+                    addressForConversion = html`<sm-input id="address_for_conversion" placeholder="BTC Address" data-btc-address animate required></sm-input>`
+                    break;
+                case 'eth':
+                    privateKeyConversionDescription = 'Convert ETH private key to corresponding FLO | BTC address & private key';
+                    break;
+            }
+            renderElem(getRef('pages_container'), html.for(getRef('pages_container'), convertingFrom)/*html*/`
+                <div id="convert" class="page flex flex-direction-column gap-1-5" data-sm-containment>
+                    <sm-chips id="conversion_view_selector" onchange=${(e) => location.hash = `#/convert?from=${e.target.value}`}>
+                        <sm-chip value="flo" ?selected=${convertingFrom === 'flo'}>FLO</sm-chip>
+                        <sm-chip value="btc" ?selected=${convertingFrom === 'btc'}>BTC</sm-chip>
+                        <sm-chip value="eth" ?selected=${convertingFrom === 'eth'}>ETH</sm-chip>
+                    </sm-chips>
+                    <div id="key_conversion_content" class="grid gap-1-5">                
+                        <div class="grid gap-1-5">
+                            <div class="grid gap-0-3">
+                                <h3>Private key converter</h3>
+                                <p>${privateKeyConversionDescription}</p>
+                            </div>
+                            <sm-form oninvalid=${() => renderElem(getRef('private_key_conversion_result'), html``)}>
+                                <div class="input-action-wrapper">
+                                    <sm-input type="password" id="private_key_for_conversion" class="password-field" placeholder=${`${convertingFrom.toUpperCase()} private key`} data-private-key required animate>
+                                        <label slot="right" class="interact">
+                                            <input type="checkbox" class="hidden" autocomplete="off" readonly onchange="togglePrivateKeyVisibility(this)">
+                                            <svg class="icon invisible" xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px" fill="#000000"> <title>Hide password</title> <path d="M0 0h24v24H0zm0 0h24v24H0zm0 0h24v24H0zm0 0h24v24H0z" fill="none" /> <path d="M12 7c2.76 0 5 2.24 5 5 0 .65-.13 1.26-.36 1.83l2.92 2.92c1.51-1.26 2.7-2.89 3.43-4.75-1.73-4.39-6-7.5-11-7.5-1.4 0-2.74.25-3.98.7l2.16 2.16C10.74 7.13 11.35 7 12 7zM2 4.27l2.28 2.28.46.46C3.08 8.3 1.78 10.02 1 12c1.73 4.39 6 7.5 11 7.5 1.55 0 3.03-.3 4.38-.84l.42.42L19.73 22 21 20.73 3.27 3 2 4.27zM7.53 9.8l1.55 1.55c-.05.21-.08.43-.08.65 0 1.66 1.34 3 3 3 .22 0 .44-.03.65-.08l1.55 1.55c-.67.33-1.41.53-2.2.53-2.76 0-5-2.24-5-5 0-.79.2-1.53.53-2.2zm4.31-.78l3.15 3.15.02-.16c0-1.66-1.34-3-3-3l-.17.01z" /> </svg>
+                                            <svg class="icon visible" xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px" fill="#000000"> <title>Show password</title> <path d="M0 0h24v24H0z" fill="none" /> <path d="M12 4.5C7 4.5 2.73 7.61 1 12c1.73 4.39 6 7.5 11 7.5s9.27-3.11 11-7.5c-1.73-4.39-6-7.5-11-7.5zM12 17c-2.76 0-5-2.24-5-5s2.24-5 5-5 5 2.24 5 5-2.24 5-5 5zm0-8c-1.66 0-3 1.34-3 3s1.34 3 3 3 3-1.34 3-3-1.34-3-3-3z" /> </svg>
+                                        </label>
+                                    </sm-input>
+                                    <button type="submit" onclick=${() => convertPrivateKey(convertingFrom)} class="button button--primary cta" disabled>Convert</button>
+                                </div>
+                            </sm-form>
+                            <ul id="private_key_conversion_result" class="grid gap-0-5"></ul>
+                        </div>
+                        ${addressConversionDescription ? html`
+                            <div class="grid gap-1-5">
+                                <div class="grid gap-0-3">
+                                    <h3>Address converter</h3>
+                                    <p class="panel-footer">${addressConversionDescription}</p>
+                                </div>  
+                                <sm-form class="flex" oninvalid=${() => renderElem(getRef('address_conversion_result'), html``)}>
+                                    <div class="input-action-wrapper">
+                                        ${addressForConversion}
+                                        <button class="button--primary justify-self-center cta" onclick=${() => convertAddress(convertingFrom)} type="submit" disabled>
+                                            Convert
+                                        </button>
+                                    </div>
+                                </sm-form>
+                                <div id="address_conversion_result" class="converted-card"></div>
+                            </div>
+                        `: ''}
+                    </div>
+                </div>
+            `)
+        })
+
         function toYDM(timestamp) {
             const date = new Date(timestamp)
             return `${date.getFullYear()}-${date.getMonth() + 1}-${date.getDate()}`
@@ -1236,7 +1239,7 @@
                 if (isUnconfirmed) {
                     icon = svg`<svg class="icon" xmlns="http://www.w3.org/2000/svg" enable-background="new 0 0 24 24" height="24px" viewBox="0 0 24 24" width="24px" fill="#000000"><g><rect fill="none" height="24" width="24"/></g><g><path d="M6,2l0.01,6L10,12l-3.99,4.01L6,22h12v-6l-4-4l4-3.99V2H6z M16,16.5V20H8v-3.5l4-4L16,16.5z"/></g></svg>`;
                 }
-                const queriedAddress = pagesData.params?.query || getRef('search_query_input').value.trim()
+                const queriedAddress = router.state.params?.query || getRef('search_query_input').value.trim()
                 const isSender = type === 'out' || type === 'self'
                 const className = `transaction grid ${type} ${isUnconfirmed ? 'unconfirmed-tx' : ''}`;
                 const valuationDelta = historicPrice && historicPrice[selectedCurrency.value] ? getConvertedAmount(amount) - getConvertedAmount(amount, { onDate: time }) : 0;
@@ -1300,7 +1303,7 @@
                     timeout = setTimeout(() => {
                         abortController.abort()
                         throw new Error(`Historic price data is taking longer than usual to load. Historic prices won't be shown`)
-                    }, 8000)
+                    }, 20000)
                     const historicPrices = await fetch(`${historicPriceApis.list[historicPriceApis.active]}/price-history?dates=${dates.join()}`, {
                         signal
                     }).then(res => res.json())
@@ -1322,8 +1325,6 @@
                 } else {
                     showCurrentValue.value = true;
                     localStorage.setItem('btc-wallet-show-current-value', showCurrentValue.value);
-                    if (getRef('show_current_value'))
-                        getRef('show_current_value').checked = showCurrentValue.value;
                     notify('Could not fetch historic price data. Showing current value instead', 'error')
                     return []
                 }
@@ -1627,15 +1628,13 @@
         let previouslySelectedCurrency = localStorage.getItem('btc-wallet-currency') || 'btc';
         getRef('currency_selector').addEventListener('change', e => {
             selectedCurrency.value = e.target.value;
-            if (pagesData.lastPage === 'check_details') {
+            if (router.state.lastPage === 'check_details') {
                 if (location.hash.includes('currency')) {
                     history.replaceState(null, null, `${location.hash.split('&')[0]}&currency=${selectedCurrency.value}`)
                 } else {
                     history.replaceState(null, null, `${location.hash}&currency=${selectedCurrency.value}`)
                 }
             }
-            if (getRef('show_current_value'))
-                getRef('show_current_value').classList.toggle('hidden', selectedCurrency.value === 'btc')
             localStorage.setItem('btc-wallet-currency', selectedCurrency.value);
             document.querySelectorAll('.currency-symbol').forEach(el => el.innerHTML = currencyIcons[selectedCurrency.value])
             document.querySelectorAll('transaction-card').forEach(el => el.render())
@@ -1670,11 +1669,7 @@
             })
             previouslySelectedCurrency = selectedCurrency.value
         })
-        getRef('filter_selector').addEventListener('change', async e => {
-            const address = getRef('search_query_input').value;
-            render.transactions(address)
-        })
-        getRef('gen_new_addr_btn').addEventListener('click', () => {
+        function generateNewAddress() {
             const { wif, address, segwitAddress, bech32Address } = btcOperator.newKeys;
             renderElem(getRef('generated_btc_addr'), html`
                 <div>
@@ -1687,7 +1682,7 @@
                 </div>
             `);
             openPopup('generate_btc_addr_popup');
-        });
+        }
         function retrieveBtcAddr() {
             function retrieve() {
                 let wif = getRef('retrieve_btc_addr_field').value.trim();
@@ -1707,68 +1702,6 @@
             target.type = target.type === 'password' ? 'text' : 'password';
             target.focusIn()
         }
-        function handleConversionRouteChange(e) {
-            location.hash = `#/convert?from=${e.target.value}`
-        }
-        function renderConversionPage(convertingFrom = 'flo') {
-            let privateKeyConversionDescription = '';
-            let addressConversionDescription = null;
-            let addressForConversion = ''
-            getRef('conversion_view_selector').value = convertingFrom
-            switch (convertingFrom) {
-                case 'flo':
-                    privateKeyConversionDescription = 'Convert FLO private key to corresponding BTC | ETH address & private key';
-                    addressConversionDescription = 'Convert FLO address to BTC address';
-                    addressForConversion = html`<sm-input id="address_for_conversion" placeholder="FLO Address" data-flo-address animate required></sm-input>`
-                    break;
-                case 'btc':
-                    privateKeyConversionDescription = 'Convert BTC private key to corresponding FLO | ETH address & private key';
-                    addressConversionDescription = 'Convert BTC address to FLO address';
-                    addressForConversion = html`<sm-input id="address_for_conversion" placeholder="BTC Address" data-btc-address animate required></sm-input>`
-                    break;
-                case 'eth':
-                    privateKeyConversionDescription = 'Convert ETH private key to corresponding FLO | BTC address & private key';
-                    break;
-            }
-            renderElem(getRef('key_conversion_content'), html.for(getRef('key_conversion_content'), convertingFrom)/*html*/`
-                <div class="grid gap-1-5">
-                    <div class="grid gap-0-3">
-                        <h3>Private key converter</h3>
-                        <p>${privateKeyConversionDescription}</p>
-                    </div>
-                    <sm-form oninvalid=${() => renderElem(getRef('private_key_conversion_result'), html``)}>
-                        <div class="input-action-wrapper">
-                            <sm-input type="password" id="private_key_for_conversion" class="password-field" placeholder=${`${convertingFrom.toUpperCase()} private key`} data-private-key required animate>
-                                <label slot="right" class="interact">
-                                    <input type="checkbox" class="hidden" autocomplete="off" readonly onchange="togglePrivateKeyVisibility(this)">
-                                    <svg class="icon invisible" xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px" fill="#000000"> <title>Hide password</title> <path d="M0 0h24v24H0zm0 0h24v24H0zm0 0h24v24H0zm0 0h24v24H0z" fill="none" /> <path d="M12 7c2.76 0 5 2.24 5 5 0 .65-.13 1.26-.36 1.83l2.92 2.92c1.51-1.26 2.7-2.89 3.43-4.75-1.73-4.39-6-7.5-11-7.5-1.4 0-2.74.25-3.98.7l2.16 2.16C10.74 7.13 11.35 7 12 7zM2 4.27l2.28 2.28.46.46C3.08 8.3 1.78 10.02 1 12c1.73 4.39 6 7.5 11 7.5 1.55 0 3.03-.3 4.38-.84l.42.42L19.73 22 21 20.73 3.27 3 2 4.27zM7.53 9.8l1.55 1.55c-.05.21-.08.43-.08.65 0 1.66 1.34 3 3 3 .22 0 .44-.03.65-.08l1.55 1.55c-.67.33-1.41.53-2.2.53-2.76 0-5-2.24-5-5 0-.79.2-1.53.53-2.2zm4.31-.78l3.15 3.15.02-.16c0-1.66-1.34-3-3-3l-.17.01z" /> </svg>
-                                    <svg class="icon visible" xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px" fill="#000000"> <title>Show password</title> <path d="M0 0h24v24H0z" fill="none" /> <path d="M12 4.5C7 4.5 2.73 7.61 1 12c1.73 4.39 6 7.5 11 7.5s9.27-3.11 11-7.5c-1.73-4.39-6-7.5-11-7.5zM12 17c-2.76 0-5-2.24-5-5s2.24-5 5-5 5 2.24 5 5-2.24 5-5 5zm0-8c-1.66 0-3 1.34-3 3s1.34 3 3 3 3-1.34 3-3-1.34-3-3-3z" /> </svg>
-                                </label>
-                            </sm-input>
-                            <button type="submit" onclick=${() => convertPrivateKey(convertingFrom)} class="button button--primary cta" disabled>Convert</button>
-                        </div>
-                    </sm-form>
-                    <ul id="private_key_conversion_result" class="grid gap-0-5"></ul>
-                </div>
-                ${addressConversionDescription ? html`
-                    <div class="grid gap-1-5">
-                        <div class="grid gap-0-3">
-                            <h3>Address converter</h3>
-                            <p class="panel-footer">${addressConversionDescription}</p>
-                        </div>  
-                        <sm-form class="flex" oninvalid=${() => renderElem(getRef('address_conversion_result'), html``)}>
-                            <div class="input-action-wrapper">
-                                ${addressForConversion}
-                                <button class="button--primary justify-self-center cta" onclick=${() => convertAddress(convertingFrom)} type="submit" disabled>
-                                    Convert
-                                </button>
-                            </div>
-                        </sm-form>
-                        <div id="address_conversion_result" class="converted-card"></div>
-                    </div>
-                `: ''}
-            `)
-        }
         function convertPrivateKey(convertFrom) {
             let keyToConvert = getRef('private_key_for_conversion').value.trim();
             if (/^[0-9a-fA-F]{64}$/.test(keyToConvert)) {
@@ -1872,53 +1805,35 @@
                 renderElem(getRef('address_conversion_result'), html``)
             }
         }
-        const txParticipantsObserver = new MutationObserver(mutations => {
-            mutations.forEach(mutation => {
-                if (mutation.type === 'childList') {
-                    if (mutation.addedNodes.length > 0 && mutation.target.children.length > 1) {
-                        const removeButton = mutation.target.firstElementChild.querySelector('.remove-card')
-                        if (!removeButton) {
-                            const newRemoveButton = html.node`
-                                <button class="remove-card button--small">
-                                    <svg class="icon margin-right-0-3" xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px" fill="#000000">
-                                        <path d="M0 0h24v24H0V0z" fill="none"></path>
-                                        <path d="M7 11v2h10v-2H7zm5-9C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm0 18c-4.41 0-8-3.59-8-8s3.59-8 8-8 8 3.59 8 8-3.59 8-8 8z"></path>
-                                    </svg>
-                                    Remove
-                                </button>
-                            `
-                            mutation.target.firstElementChild.querySelector('.remove-card-wrapper').appendChild(newRemoveButton)
-                        }
-                    } else if (mutation.removedNodes.length > 0 && mutation.target.children.length === 1) {
-                        const removeButton = mutation.target.firstElementChild.querySelector('.remove-card')
-                        if (removeButton) {
-                            removeButton.remove()
-                        }
-                    }
-                }
-            })
-        })
-        txParticipantsObserver.observe(getRef('sender_container'), {
-            childList: true
-        })
-        txParticipantsObserver.observe(getRef('receiver_container'), {
-            childList: true
-        })
-        function addSenderInput(address) {
-            let senderCard = getRef('sender_template').content.cloneNode(true)
-            if (!getRef('sender_container').children.length) {
-                senderCard.querySelector('.remove-card').remove()
-            }
+        function addSenderInput() {
+            let senderCard = html.node/*html*/`
+                <fieldset class="sender-card card">
+                    <sm-input class="sender-input" placeholder="Sender address" animate required></sm-input>
+                    <sm-input class="priv-key-input password-field" type="password" placeholder="Private Key" animate required>
+                        <svg class="icon" slot="icon" xmlns="http://www.w3.org/2000/svg" enable-background="new 0 0 24 24" height="24px" viewBox="0 0 24 24" width="24px" fill="#000000"> <g> <rect fill="none" height="24" width="24" /> </g> <g> <path d="M21,10h-8.35C11.83,7.67,9.61,6,7,6c-3.31,0-6,2.69-6,6s2.69,6,6,6c2.61,0,4.83-1.67,5.65-4H13l2,2l2-2l2,2l4-4.04L21,10z M7,15c-1.65,0-3-1.35-3-3c0-1.65,1.35-3,3-3s3,1.35,3,3C10,13.65,8.65,15,7,15z" /> </g> </svg>
+                        <label slot="right" class="interact">
+                            <input type="checkbox" class="hidden" autocomplete="off" readonly
+                                onchange="togglePrivateKeyVisibility(this)">
+                            <svg class="icon invisible" xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px" fill="#000000"> <title>Hide password</title> <path d="M0 0h24v24H0zm0 0h24v24H0zm0 0h24v24H0zm0 0h24v24H0z" fill="none" /> <path d="M12 7c2.76 0 5 2.24 5 5 0 .65-.13 1.26-.36 1.83l2.92 2.92c1.51-1.26 2.7-2.89 3.43-4.75-1.73-4.39-6-7.5-11-7.5-1.4 0-2.74.25-3.98.7l2.16 2.16C10.74 7.13 11.35 7 12 7zM2 4.27l2.28 2.28.46.46C3.08 8.3 1.78 10.02 1 12c1.73 4.39 6 7.5 11 7.5 1.55 0 3.03-.3 4.38-.84l.42.42L19.73 22 21 20.73 3.27 3 2 4.27zM7.53 9.8l1.55 1.55c-.05.21-.08.43-.08.65 0 1.66 1.34 3 3 3 .22 0 .44-.03.65-.08l1.55 1.55c-.67.33-1.41.53-2.2.53-2.76 0-5-2.24-5-5 0-.79.2-1.53.53-2.2zm4.31-.78l3.15 3.15.02-.16c0-1.66-1.34-3-3-3l-.17.01z" /> </svg>
+                            <svg class="icon visible" xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px" fill="#000000"> <title>Show password</title> <path d="M0 0h24v24H0z" fill="none" /> <path d="M12 4.5C7 4.5 2.73 7.61 1 12c1.73 4.39 6 7.5 11 7.5s9.27-3.11 11-7.5c-1.73-4.39-6-7.5-11-7.5zM12 17c-2.76 0-5-2.24-5-5s2.24-5 5-5 5 2.24 5 5-2.24 5-5 5zm0-8c-1.66 0-3 1.34-3 3s1.34 3 3 3 3-1.34 3-3-1.34-3-3-3z" /> </svg>
+                        </label>
+                    </sm-input>
+                    <div class="flex align-center space-between full-bleed remove-card-wrapper">
+                        <div class="flex align-center">
+                            <svg class="icon margin-right-0-3" xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px" fill="#000000"> <path d="M0 0h24v24H0V0z" fill="none" /> <path d="M21 7.28V5c0-1.1-.9-2-2-2H5c-1.11 0-2 .9-2 2v14c0 1.1.89 2 2 2h14c1.1 0 2-.9 2-2v-2.28c.59-.35 1-.98 1-1.72V9c0-.74-.41-1.37-1-1.72zM20 9v6h-7V9h7zM5 19V5h14v2h-6c-1.1 0-2 .9-2 2v6c0 1.1.9 2 2 2h6v2H5z" /> <circle cx="16" cy="12" r="1.5" /> </svg>
+                            <output class="sender-balance amount-shown flex align-center">Balance</output>
+                        </div>
+                        ${getRef('sender_container').children.length ? html`
+                            <button class="remove-card button--small" onclick=${(e) => e.target.closest('.card').remove()}>
+                                <svg class="icon margin-right-0-3" xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px" fill="#000000"> <path d="M0 0h24v24H0V0z" fill="none" /> <path d="M7 11v2h10v-2H7zm5-9C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm0 18c-4.41 0-8-3.59-8-8s3.59-8 8-8 8 3.59 8 8-3.59 8-8 8z" /> </svg>
+                                Remove
+                            </button>
+                        `: ''}
+                    </div>
+                </fieldset>
+            `
             getRef('sender_container').appendChild(senderCard);
-            if (address) {
-                getRef('sender_container').lastElementChild.querySelector('.sender-input').value = address
-            }
         }
-        getRef('send_tx').addEventListener('click', e => {
-            if (e.target.closest('.remove-card')) {
-                e.target.closest('.card').remove()
-            }
-        })
         async function checkBalance() {
             const addresses = [...getRef('sender_container').querySelectorAll('.sender-input')].filter(input => input.value.trim() !== '').map(input => input.value.trim())
             if (addresses.length === 0) {
@@ -1945,21 +1860,28 @@
             })
         }
 
-        function addReceiverInput(address, value) {
-            let receiverCard = getRef('receiver_template').content.cloneNode(true)
-            if (!getRef('receiver_container').children.length) {
-                receiverCard.querySelector('.remove-card').remove()
-            }
+        function addReceiverInput() {
+            let receiverCard = html.node/*html*/`
+                <fieldset class="card receiver-card">
+                    <sm-input class="receiver-input" placeholder="Receiver address" data-btc-address animate
+                        required></sm-input>
+                    <div class="flex align-content-start gap-0-5 remove-card-wrapper">
+                        <sm-input type="number" class="amount-input amount-shown" placeholder="Amount" min="0.000006"
+                            step="0.00000001" animate required>
+                            <div class="currency-symbol flex" slot="icon"></div>
+                        </sm-input>
+                        ${getRef('receiver_container').children.length ? html`
+                            <button class="remove-card button--small" onclick=${(e) => e.target.closest('.card').remove()}>
+                                <svg class="icon margin-right-0-3" xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px" fill="#000000"> <path d="M0 0h24v24H0V0z" fill="none" /> <path d="M7 11v2h10v-2H7zm5-9C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm0 18c-4.41 0-8-3.59-8-8s3.59-8 8-8 8 3.59 8 8-3.59 8-8 8z" /> </svg>
+                                Remove
+                            </button>
+                        `: ''}
+                    </div>
+                </fieldset>
+            `
             receiverCard.querySelector('.currency-symbol') ? receiverCard.querySelector('.currency-symbol').innerHTML = currencyIcons[selectedCurrency.value] : null;
             getRef('receiver_container').appendChild(receiverCard);
-            if (address) {
-                getRef('receiver_container').lastElementChild.querySelector('.receiver-input').value = address
-            }
-            if (value) {
-                getRef('receiver_container').lastElementChild.querySelector('.amount-input').value = getConvertedAmount(value)
-            }
         }
-        getRef('fees_selector').addEventListener('change', renderFeesUI)
         function renderFeesUI() {
             switch (getRef('fees_selector').value) {
                 case 'custom':
@@ -1990,8 +1912,10 @@
                             </div>
                             `)
                         }).catch(e => {
-                            getRef('fees_selector').children[1].click();
-                            getRef('fees_selector').classList.add('hidden')
+                            if (getRef('fees_selector')) {
+                                getRef('fees_selector').children[1].click();
+                                getRef('fees_selector').classList.add('hidden')
+                            }
                         })
                     }
                     getRef('fees_section').classList.remove('hidden')
@@ -2062,7 +1986,7 @@
             })
         }
 
-        getRef('send_tx').addEventListener('valid', debounce(e => {
+        const handleValidForm = debounce(e => {
             if (getRef('fees_selector').value === 'suggested') {
                 calculateExactFee()
             } else {
@@ -2071,12 +1995,12 @@
                 if (getRef('send_tx').isFormValid)
                     getRef('send_transaction').disabled = false;
             }
-        }, 300))
-        getRef('send_tx').addEventListener('invalid', e => {
+        }, 300)
+
+        const handleInvalidForm = debounce(e => {
             renderFeesUI()
             getRef('send_transaction').disabled = true;
-        })
-
+        }, 300)
 
         function showTransactionResult(status, txid) {
             switch (status) {
@@ -2098,7 +2022,7 @@
             openPopup('transaction_result_popup')
         }
 
-        getRef('send_transaction').onclick = async evt => {
+        async function handleSendTransaction(evt) {
             buttonLoader('send_transaction', true)
             const [senders, privKeys, receivers, amounts] = getTransactionInputs();
             let fee = parseFloat(getRef('recommended_fee')?.dataset.btcAmount);
@@ -2187,14 +2111,15 @@
                 return 'invalid';
             }
         }
-        getRef('check_address_button').addEventListener('click', evt => {
+        function handleAddressCheck() {
             const query = getRef('search_query_input').value.trim();
-            if (pagesData.params.hasOwnProperty('query') && query === pagesData.params.query) {
+            if (router.state.params.hasOwnProperty('query') && query === router.state.params.query) {
+                // if the query is same as the previous one, just refresh the page
                 render.queryResult(query);
             } else {
                 location.hash = `#/check_details?query=${query}`;
             }
-        })
+        }
 
         function showAllAddresses(e) {
             const addresses = e.target.closest('li').dataset.transactingAddresses
diff --git a/scripts/btcOperator.js b/scripts/btcOperator.js
index c992e19..95fd355 100644
--- a/scripts/btcOperator.js
+++ b/scripts/btcOperator.js
@@ -1,4 +1,4 @@
-(function (EXPORTS) { //btcOperator v1.2.9
+(function (EXPORTS) { //btcOperator v1.2.10
     /* BTC Crypto and API Operator */
     const btcOperator = EXPORTS;
     const SATOSHI_IN_BTC = 1e8;
@@ -8,11 +8,11 @@
     util.Sat_to_BTC = value => parseFloat((value / SATOSHI_IN_BTC).toFixed(8));
     util.BTC_to_Sat = value => parseInt(value * SATOSHI_IN_BTC);
 
-    const torExitNodes = new Set(["185.241.208.232", "194.26.192.64", "171.25.193.25", "80.67.167.81", "192.42.116.187", "198.98.51.189", "89.58.26.216", "109.70.100.4", "149.56.22.133", "5.45.102.93", "178.17.174.14", "192.42.116.196", "185.220.101.4", "45.141.215.62", "94.102.51.15", "192.42.116.213", "107.189.28.166", "185.241.208.243", "45.141.215.80", "193.26.115.61", "192.42.116.175", "149.56.44.47", "107.189.13.91", "87.118.116.103", "178.17.171.102", "185.243.218.110", "192.42.116.208", "89.58.41.156", "2.58.56.43", "104.192.1.138", "45.95.169.184", "107.189.8.56", "176.58.121.177", "185.220.101.31", "45.141.215.200", "109.70.100.1", "185.244.192.175", "185.129.61.2", "144.172.118.41", "192.42.116.184", "45.151.167.10", "185.220.101.27", "91.203.144.194", "45.141.215.88", "179.43.182.232", "185.220.101.5", "109.70.100.2", "107.189.14.4", "94.16.116.81", "185.220.101.8", "185.220.101.12", "88.80.20.86", "23.154.177.15", "45.141.215.56", "5.42.66.6", "23.129.64.225", "104.244.75.74", "45.95.169.228", "37.187.5.192", "45.141.215.169", "109.70.100.66", "45.79.144.222", "185.227.68.78", "179.43.159.199", "2.57.122.246", "192.42.116.201", "185.220.102.248", "195.176.3.23", "45.138.16.42", "216.73.159.75", "185.165.169.239", "23.129.64.213", "109.70.100.6", "45.80.158.27", "45.138.16.240", "178.20.55.16", "192.42.116.173", "51.15.249.160", "192.42.116.200", "185.220.102.254", "45.141.215.63", "193.218.118.151", "192.42.116.211", "185.100.85.24", "185.195.71.12", "107.189.8.181", "193.189.100.199", "109.70.100.69", "185.100.87.250", "31.220.93.201", "89.236.112.100", "45.141.215.90", "185.35.202.222", "109.70.100.65", "95.142.161.63", "192.42.116.181", "192.42.116.23", "194.26.192.77", "193.189.100.198", "180.150.226.99", "23.129.64.227", "107.189.4.23", "45.141.215.235", "185.220.102.252", "109.70.100.67", "185.220.100.255", "185.220.101.21", "185.100.85.22", "128.31.0.13", "46.182.21.248", "192.42.116.174", "185.241.208.115", "185.220.101.1", "192.42.116.202", "45.141.215.97", "185.243.218.204", "78.142.18.219", "192.42.116.192", "190.120.229.98", "192.42.116.177", "45.138.16.113", "192.42.116.212", "185.220.101.3", "45.138.16.222", "5.42.80.232", "87.118.122.51", "107.189.11.166", "185.220.102.245", "185.220.102.251", "46.182.21.250", "5.255.103.235", "185.243.218.89", "185.193.52.180", "185.220.101.24", "2.57.122.215", "45.15.157.177", "185.220.100.253", "37.48.120.64", "204.8.156.142", "192.42.116.179", "185.220.100.240", "185.241.208.236", "185.195.71.244", "193.105.134.155", "51.15.59.15", "185.100.85.23", "45.151.167.11", "82.197.182.161", "192.42.116.191", "27.255.75.198", "171.25.193.79", "45.95.169.255", "45.138.16.230", "107.189.29.103", "163.172.213.212", "95.143.193.125", "23.154.177.7", "185.220.101.23", "195.176.3.24", "107.189.1.9", "192.42.116.182", "23.137.249.240", "192.42.116.189", "23.129.64.146", "45.138.16.107", "107.189.5.121", "107.189.30.236", "94.16.121.91", "109.70.100.70", "185.254.196.141", 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"74.207.248.172", "172.233.209.179", "45.66.35.21", "45.66.35.35", "45.66.35.10", "45.66.35.20", "45.66.35.22", "51.210.138.64", "130.204.161.3", "175.214.127.6", "31.220.85.162", "198.96.155.3", "50.118.225.160", "45.135.132.20", "23.152.24.77", "45.95.169.99", "94.75.225.81", "37.228.129.131", "23.137.249.62", "103.172.134.26", "199.249.230.121", "191.252.111.55", "35.0.127.52", "185.129.62.63", "23.94.211.25", "185.220.101.139", "185.220.101.144", "185.220.101.130", "185.220.101.156", "185.220.101.128", "185.220.101.131", "185.220.101.154", "185.220.101.164", "185.220.101.180", "185.220.101.155", "185.220.101.133", "185.220.101.190", "185.220.101.151", "185.220.101.174", "185.220.101.148", "185.220.101.129", "185.220.101.185", "37.221.208.68", "87.120.254.132", "5.255.106.9", "45.15.158.165", "193.35.18.105", "178.17.170.23", "185.146.232.243", "194.163.178.164", "94.140.115.63", "37.228.129.24", "81.0.248.210", "193.35.18.98", "45.128.232.170", "193.35.18.96", "45.128.232.102", "193.35.18.94", "193.35.18.95", "149.102.128.242", "89.187.143.31", "193.239.232.228", "103.208.86.5", "193.35.18.120", "185.130.44.43", "185.219.142.126", "37.1.201.144", "5.255.99.108", "85.204.116.211", "130.193.10.21", "130.193.15.79", "84.239.46.144", "178.218.162.62", "199.249.230.122", "199.249.230.84", "45.141.202.164", "199.249.230.74", "148.113.2.107", "199.249.230.105", "199.249.230.73", "199.249.230.110", "199.249.230.72", "199.249.230.86", "103.129.222.46", "64.5.123.66", "185.239.71.160", "5.42.80.233", "5.42.80.235", "200.25.27.112", "46.226.107.206", "103.106.3.175", "96.42.26.63", "192.42.116.26", "192.42.116.17", "192.42.116.14", "192.42.116.22", "192.42.116.25", "192.42.116.27", "74.208.106.128", "213.232.235.83", "91.208.197.144", "51.195.166.174", "198.98.53.136", "157.143.80.38", "198.50.128.237", "193.233.232.86", "144.126.152.77", "158.220.80.216", "154.16.116.61", "45.88.223.151", "144.126.132.30", "89.147.110.214", "89.163.155.136", "107.189.13.93", "77.232.143.255", "77.232.143.243", "77.232.143.248", "94.228.163.25", "199.249.230.186", "199.249.230.177", "199.249.230.159", "199.249.230.161", "199.249.230.163", "199.249.230.149", "199.249.230.154", "199.249.230.164", "199.249.230.160", "199.249.230.173", "199.249.230.158", "199.249.230.157", "199.249.230.108", "199.249.230.83", "199.249.230.168", "199.249.230.82", "199.249.230.166", "199.249.230.123", "199.249.230.106", "199.249.230.76", "199.249.230.117", "199.249.230.169", "199.249.230.171", "199.249.230.175", "199.249.230.107", "199.249.230.152", "199.249.230.162", "2.58.95.53", "199.249.230.69", "2.58.95.47", "2.58.95.59", "2.58.95.56", "178.175.142.26", "199.249.230.156", "199.249.230.87", "103.28.52.93", "185.107.70.56", "89.147.108.56", "148.113.2.104", "38.242.203.135", "162.247.74.201", "172.232.238.10", "5.255.98.198", "5.255.98.231", "23.137.249.150", "149.102.155.205", "199.249.230.179", "199.249.230.165", "199.249.230.182", "199.249.230.184", "199.249.230.142", "136.243.147.59", "199.249.230.185", "185.220.101.89", "149.102.145.222", "185.220.101.90", "185.220.101.88", "87.118.110.27", "37.48.70.156", "185.165.190.111", "5.255.125.153", "205.185.124.176", "107.189.14.41", "93.95.228.81", "172.81.131.140", "185.38.142.4", "95.168.173.143", "178.218.144.18", "189.147.238.226", "189.147.187.10", "189.147.242.169", "104.219.236.93", "161.35.129.51", "86.104.194.13", "104.244.74.159", "185.220.101.40", "185.220.101.32", "185.220.101.38", "185.220.101.37", "185.220.101.35", "185.220.101.33", "185.220.101.34", "185.220.101.41", "185.220.101.42", "205.185.127.100", "185.220.101.57", "185.220.101.43", "185.220.101.46", "185.220.101.58", "185.220.101.61", "185.220.101.60", "185.220.101.63", "185.220.101.54", "185.220.101.52", "185.220.101.62", "185.220.101.56", "185.220.101.44", "185.220.101.49", "5.255.117.56", "185.220.101.55", "185.220.101.45", "185.220.101.53", "185.220.101.59", "185.220.101.51", "185.220.101.48", "185.220.101.47", "185.220.101.50", "95.111.238.0", "152.89.233.169", "89.147.110.82", "176.58.117.81", "23.155.8.104", "51.89.153.112", "5.61.51.143", "5.135.174.213", "37.120.166.23", "37.252.255.135", "82.153.138.48", "185.81.115.120", "45.139.122.176", "84.211.225.54", "31.220.87.46", "144.172.73.6", "51.89.200.109", "212.44.107.82", "89.147.111.124", "94.177.106.59", "94.177.106.55", "94.177.106.46", "93.95.231.88", "152.32.238.235", "74.208.96.95", "38.242.239.62", "87.118.114.44", "80.78.25.9", "185.193.125.95", "107.173.179.59", "179.43.159.78", "81.17.28.95", "45.79.129.209", "82.221.139.190", "107.189.13.254", "81.19.137.127", "149.102.129.11", "81.0.218.34", "93.90.74.31", "51.81.254.4", "109.123.231.55", "185.196.8.2", "158.220.81.45", "62.149.23.133", "158.220.81.47", "158.220.81.78", "209.141.51.180", "176.121.81.51", "178.17.170.184", "202.61.226.98", "202.139.229.157", "89.147.111.106"]);
     const checkIfTor = btcOperator.checkIfTor = () => {
-        return fetch('https://api.ipify.org?format=json').then(response => response.json())
-            .then(result => {
-                return torExitNodes.has(result.ip)
+        return fetch('https://check.torproject.org/api/ip')
+            .then(res => res.json())
+            .then(res => {
+                return res.IsTor
             }).catch(e => {
                 console.error(e)
                 return false
diff --git a/scripts/btcOperator.min.js b/scripts/btcOperator.min.js
index da8d9cb..bc0c5c3 100644
--- a/scripts/btcOperator.min.js
+++ b/scripts/btcOperator.min.js
@@ -1 +1 @@
-!function(EXPORTS){const btcOperator="object"===typeof module?module.exports:window.btcOperator={},util=btcOperator.util={};util.Sat_to_BTC=value=>parseFloat((value/1e8).toFixed(8)),util.BTC_to_Sat=value=>parseInt(1e8*value);const torExitNodes=new 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isTor=!1;async function post(url,data,{asText:asText=!1}={}){try{const response=await fetch(url,{method:"POST",mode:"no-cors",headers:{"Content-Type":"application/json"},body:JSON.stringify(data)});if(response.ok)return asText?await response.text():await response.json();throw response}catch(e){throw e}}checkIfTor().then((result=>isTor=result));const APIs=btcOperator.APIs=[{url:"https://api.blockcypher.com/v1/btc/main/",name:"Blockcypher",balance({addr:addr}){return fetch_api(`addrs/${addr}/balance`,{url:this.url}).then((result=>util.Sat_to_BTC(result.balance)))},async block({id:id}){try{let block=await fetch_api(`blocks/${id}`,{url:this.url});return formatBlock(block)}catch(e){console.log(e)}},async broadcast({rawTxHex:rawTxHex,url:url}){try{return(await post(`${url||this.url}pushtx`,{tx:rawTxHex})).hash}catch(e){throw e}}},{url:"https://blockstream.info/api/",name:"Blockstream",hasOnion:!0,onionUrl:"http://explorerzydxu5ecjrkwceayqybizmpjjznk5izmitf2modhcusuqlid.onion/api/",balance({addr:addr,url:url}){return fetch_api(`address/${addr}/utxo`,{url:url||this.url}).then((result=>{const balance=result.reduce(((t,u)=>t+u.value),0);return util.Sat_to_BTC(balance)}))},latestBlock(){return fetch_api("blocks/tip/height",{url:this.url})},tx({txid:txid,url:url}){return fetch_api(`tx/${txid}`,{url:url||this.url}).then((result=>formatTx(result)))},txHex({txid:txid,url:url}){return fetch_api(`tx/${txid}/hex`,{url:url||this.url,asText:!0})},txs({addr:addr,url:url,...args}){let queryParams=Object.entries(args).map((([key,value])=>`${key}=${value}`)).join("&");return queryParams&&(queryParams="?"+queryParams),fetch_api(`address/${addr}/txs${queryParams}`,{url:url||this.url})},async block({id:id,url:url}){try{let blockHash=id;/^[0-9a-f]{64}$/i.test(id)||(blockHash=await fetch_api(`block-height/${id}`,{url:url||this.url,asText:!0}));const block=await fetch_api(`block/${blockHash}`,{url:url||this.url});return formatBlock(block)}catch(e){throw e}},async broadcast({rawTxHex:rawTxHex,url:url}){return post(`${url||this.url}tx`,{tx:rawTxHex},{asText:!0})}},{url:"https://mempool.space/api/",name:"Mempool",balance({addr:addr}){return fetch_api(`address/${addr}`,{url:this.url}).then((result=>util.Sat_to_BTC(result.chain_stats.funded_txo_sum-result.chain_stats.spent_txo_sum)))},latestBlock(){return fetch_api("blocks/tip/height",{url:this.url})},tx({txid:txid}){return fetch_api(`tx/${txid}`,{url:this.url}).then((result=>formatTx(result)))},txHex({txid:txid}){return fetch_api(`tx/${txid}/hex`,{url:this.url,asText:!0})},txs({addr:addr,...args}){let queryParams=Object.entries(args).map((([key,value])=>`${key}=${value}`)).join("&");return queryParams&&(queryParams="?"+queryParams),fetch_api(`address/${addr}/txs${queryParams}`,{url:this.url})},async block({id:id}){try{let blockHash=id;/^[0-9a-f]{64}$/i.test(id)||(blockHash=await fetch_api(`block-height/${id}`,{url:this.url,asText:!0}));const block=await fetch_api(`block/${blockHash}`,{url:this.url});return formatBlock(block)}catch(e){throw e}},async broadcast({rawTxHex:rawTxHex,url:url}){return post(`${url||this.url}tx`,{tx:rawTxHex},{asText:!0})}},{url:"https://blockchain.info/",name:"Blockchain",balance({addr:addr}){return fetch_api(`q/addressbalance/${addr}`,{url:this.url}).then((result=>util.Sat_to_BTC(result)))},unspent({addr:addr,allowUnconfirmedUtxos:allowUnconfirmedUtxos=!1}){return fetch_api(`unspent?active=${addr}`,{url:this.url}).then((result=>formatUtxos(result.unspent_outputs,allowUnconfirmedUtxos)))},tx({txid:txid}){return fetch_api(`rawtx/${txid}`,{url:this.url}).then((result=>formatTx(result)))},txHex({txid:txid}){return fetch_api(`rawtx/${txid}?format=hex`,{url:this.url,asText:!0})},txs({addr:addr,...args}){let queryParams=Object.entries(args).map((([key,value])=>`${key}=${value}`)).join("&");return queryParams&&(queryParams="?"+queryParams),fetch_api(`rawaddr/${addr}${queryParams}`,{url:this.url}).then((result=>result.txs))},latestBlock(){return fetch_api("q/getblockcount",{url:this.url})},async block({id:id}){try{let block;if(/^[0-9a-f]{64}$/i.test(id))block=await fetch_api(`rawblock/${id}`,{url:this.url});else{block=(await fetch_api(`block-height/${id}?format=json`,{url:this.url})).blocks[0]}return formatBlock(block)}catch(e){throw e}},async blockTxs({id:id}){try{let block;if(/^[0-9a-f]{64}$/i.test(id))block=await fetch_api(`rawblock/${id}`,{url:this.url});else{block=(await fetch_api(`block-height/${id}?format=json`,{url:this.url})).blocks[0]}return block.tx}catch(e){}}},{url:"https://coinb.in/api/?uid=1&key=12345678901234567890123456789012&setmodule=bitcoin&request=sendrawtransaction",name:"Coinb.in",broadcast({rawTxHex:rawTxHex}){return new Promise(((resolve,reject)=>{fetch(this.url,{method:"POST",headers:{"Content-Type":"application/x-www-form-urlencoded"},body:"rawtx="+rawTxHex}).then((response=>{console.log(response),response.text().then((resultText=>{let r=resultText.match(/<result>.*<\/result>/);if(r)if(r=r.pop().replace("<result>","").replace("</result>",""),"1"==r){let txid=resultText.match(/<txid>.*<\/txid>/).pop().replace("<txid>","").replace("</txid>","");resolve(txid)}else if("0"==r){let error;error=resultText.includes("<message>")?resultText.match(/<message>.*<\/message>/).pop().replace("<message>","").replace("</message>",""):resultText.match(/<response>.*<\/response>/).pop().replace("<response>","").replace("</response>",""),reject(decodeURIComponent(error.replace(/\+/g," ")))}else reject(resultText);else reject(resultText)})).catch((error=>reject(error)))})).catch((error=>reject(error)))}))}}];btcOperator.util.format={};const formatBlock=btcOperator.util.format.block=async block=>{try{const{height:height,hash:hash,id:id,time:time,timestamp:timestamp,mrkl_root:mrkl_root,merkle_root:merkle_root,prev_block:prev_block,next_block:next_block,size:size}=block,details={height:height,hash:hash||id,time:1e3*(time||timestamp),merkle_root:merkle_root||mrkl_root,size:size};return prev_block&&(details.prev_block=prev_block),next_block&&(details.next_block=next_block[0]),details}catch(e){throw e}},formatUtxos=btcOperator.util.format.utxos=async(utxos,allowUnconfirmedUtxos=!1)=>{try{if(!allowUnconfirmedUtxos&&!utxos||!Array.isArray(utxos))throw{message:"No utxos found",code:1e3};return utxos.map((utxo=>{const{tx_hash:tx_hash,tx_hash_big_endian:tx_hash_big_endian,txid:txid,tx_output_n:tx_output_n,vout:vout,value:value,script:script,confirmations:confirmations,status:{confirmed:confirmed}={}}=utxo;return{confirmations:confirmations||confirmed,tx_hash_big_endian:tx_hash_big_endian||tx_hash||txid,tx_output_n:tx_output_n||vout,value:value,script:script}}))}catch(e){throw e}},formatTx=btcOperator.util.format.tx=async tx=>{try{let{txid:txid,hash:hash,time:time,block_height:block_height,fee:fee,fees:fees,received:received,confirmed:confirmed,size:size,double_spend:double_spend,block_hash:block_hash,confirmations:confirmations,status:{block_height:statusBlockHeight,block_hash:statusBlockHash,block_time:block_time}={}}=tx;if((block_height||statusBlockHeight)&&void 0===confirmations||null===confirmations){confirmations=await multiApi("latestBlock")-(block_height||statusBlockHeight)}const inputs=tx.vin||tx.inputs,outputs=tx.vout||tx.outputs||tx.out;return{hash:hash||txid,size:size,fee:fee||fees,double_spend:double_spend,time:1e3*time||new Date(confirmed||received).getTime()||1e3*block_time||Date.now(),block_height:block_height||statusBlockHeight,block_hash:block_hash||statusBlockHash,confirmations:confirmations,inputs:inputs.map((input=>({index:input.n||input.output_index||input.vout,prev_out:{addr:input.prev_out?.addr||input.addresses?.[0]||input.prev_out?.address||input.addr||input.prevout.scriptpubkey_address,value:input.prev_out?.value||input.output_value||input.prevout.value}}))),out:outputs.map((output=>({addr:output.scriptpubkey_address||output.addresses?.[0]||output.scriptpubkey_address||output.addr,value:output.value||output.scriptpubkey_value})))}}catch(e){throw e}},multiApi=btcOperator.multiApi=async(fnName,{index:index=0,...args}={})=>{try{let triedOnion=!1;for(;index<APIs.length;){if(APIs[index][fnName]&&!(APIs[index].coolDownTime&&APIs[index].coolDownTime>(new Date).getTime()))return await APIs[index][fnName](args);index+=1}if(isTor&&!triedOnion)for(triedOnion=!0,index=0;index<APIs.length;){if(APIs[index].hasOnion&&!(APIs[index].coolDownTime&&APIs[index].coolDownTime>(new Date).getTime()))return await multiApi(fnName,{index:index+1,...args,url:APIs[index].onionUrl});index+=1}throw"No API available"}catch(error){return console.error(error),APIs[index].coolDownTime=(new Date).getTime()+6e5,multiApi(fnName,{index:index+1,...args})}};const fetch_api=btcOperator.fetch=function(api,{asText:asText=!1,url:url="https://blockchain.info/"}={}){return new Promise(((resolve,reject)=>{console.debug(url+api),fetch(url+api).then((response=>{response.ok?(asText?response.text():response.json()).then((result=>resolve(result))).catch((error=>reject(error))):response.json().then((result=>reject(result))).catch((error=>reject(error)))})).catch((error=>reject(error)))}))};const broadcastTx=btcOperator.broadcastTx=rawTxHex=>new Promise(((resolve,reject)=>{console.log("txHex:",rawTxHex);fetch("https://coinb.in/api/?uid=1&key=12345678901234567890123456789012&setmodule=bitcoin&request=sendrawtransaction",{method:"POST",headers:{"Content-Type":"application/x-www-form-urlencoded"},body:"rawtx="+rawTxHex}).then((response=>{console.log(response),response.text().then((resultText=>{let r=resultText.match(/<result>.*<\/result>/);if(r)if(r=r.pop().replace("<result>","").replace("</result>",""),"1"==r){let txid=resultText.match(/<txid>.*<\/txid>/).pop().replace("<txid>","").replace("</txid>","");resolve(txid)}else if("0"==r){let error;error=resultText.includes("<message>")?resultText.match(/<message>.*<\/message>/).pop().replace("<message>","").replace("</message>",""):resultText.match(/<response>.*<\/response>/).pop().replace("<response>","").replace("</response>",""),reject(decodeURIComponent(error.replace(/\+/g," ")))}else reject(resultText);else reject(resultText)})).catch((error=>reject(error)))})).catch((error=>reject(error)))}));Object.defineProperties(btcOperator,{newKeys:{get:()=>{let r=coinjs.newKeys();return r.segwitAddress=coinjs.segwitAddress(r.pubkey).address,r.bech32Address=coinjs.bech32Address(r.pubkey).address,r}},pubkey:{value:key=>key.length>=66?key:64==key.length?coinjs.newPubkey(key):coinjs.wif2pubkey(key).pubkey},address:{value:(key,prefix=void 0)=>coinjs.pubkey2address(btcOperator.pubkey(key),prefix)},segwitAddress:{value:key=>coinjs.segwitAddress(btcOperator.pubkey(key)).address},bech32Address:{value:key=>coinjs.bech32Address(btcOperator.pubkey(key)).address},bech32mAddress:{value:key=>segwit_addr.encode("bc",1,key)}}),coinjs.compressed=!0;const verifyKey=btcOperator.verifyKey=function(addr,key){if(addr&&key)switch(coinjs.addressDecode(addr).type){case"standard":return btcOperator.address(key)===addr;case"multisig":return btcOperator.segwitAddress(key)===addr;case"bech32":return btcOperator.bech32Address(key)===addr;case"bech32m":return btcOperator.bech32mAddress(key)===addr;default:return null}},validateAddress=btcOperator.validateAddress=function(addr){if(!addr)return;let type=coinjs.addressDecode(addr).type;return!!["standard","multisig","bech32","multisigBech32","bech32m"].includes(type)&&type};btcOperator.multiSigAddress=function(pubKeys,minRequired,bech32=!0){if(!Array.isArray(pubKeys))throw"pubKeys must be an array of public keys";if(pubKeys.length<minRequired)throw"minimum required should be less than the number of pubKeys";return bech32?coinjs.pubkeys2MultisigAddressBech32(pubKeys,minRequired):coinjs.pubkeys2MultisigAddress(pubKeys,minRequired)},btcOperator.decodeRedeemScript=function(redeemScript,bech32=!0){let script=coinjs.script(),decoded=bech32?script.decodeRedeemScriptBech32(redeemScript):script.decodeRedeemScript(redeemScript);return decoded?{address:decoded.address,pubKeys:decoded.pubkeys,redeemScript:decoded.redeemscript,required:decoded.signaturesRequired}:null},btcOperator.convert={},btcOperator.convert.wif=function(source_wif,target_version=coinjs.priv){let keyHex=util.decodeLegacy(source_wif).hex;return!keyHex||keyHex.length<66||!/01$/.test(keyHex)?null:util.encodeLegacy(keyHex,target_version)},btcOperator.convert.legacy2legacy=function(source_addr,target_version=coinjs.pub){let rawHex=util.decodeLegacy(source_addr).hex;return rawHex?util.encodeLegacy(rawHex,target_version):null},btcOperator.convert.legacy2bech=function(source_addr,target_version=coinjs.bech32.version,target_hrp=coinjs.bech32.hrp){let rawHex=util.decodeLegacy(source_addr).hex;return rawHex?util.encodeBech32(rawHex,target_version,target_hrp):null},btcOperator.convert.bech2bech=function(source_addr,target_version=coinjs.bech32.version,target_hrp=coinjs.bech32.hrp){let rawHex=util.decodeBech32(source_addr).hex;return rawHex?util.encodeBech32(rawHex,target_version,target_hrp):null},btcOperator.convert.bech2legacy=function(source_addr,target_version=coinjs.pub){let rawHex=util.decodeBech32(source_addr).hex;return rawHex?util.encodeLegacy(rawHex,target_version):null},btcOperator.convert.multisig2multisig=function(source_addr,target_version=coinjs.multisig){let rawHex=util.decodeLegacy(source_addr).hex;return rawHex?util.encodeLegacy(rawHex,target_version):null},btcOperator.convert.bech2multisig=function(source_addr,target_version=coinjs.multisig){let rawHex=util.decodeBech32(source_addr).hex;return rawHex?(rawHex=Crypto.util.bytesToHex(ripemd160(Crypto.util.hexToBytes(rawHex),{asBytes:!0})),util.encodeLegacy(rawHex,target_version)):null},util.decodeLegacy=function(source){var decode=coinjs.base58decode(source),raw=decode.slice(0,decode.length-4),checksum=decode.slice(decode.length-4),hash=Crypto.SHA256(Crypto.SHA256(raw,{asBytes:!0}),{asBytes:!0});if(hash[0]!=checksum[0]||hash[1]!=checksum[1]||hash[2]!=checksum[2]||hash[3]!=checksum[3])return!1;return{version:raw.shift(),hex:Crypto.util.bytesToHex(raw)}},util.encodeLegacy=function(hex,version){var bytes=Crypto.util.hexToBytes(hex);bytes.unshift(version);var checksum=Crypto.SHA256(Crypto.SHA256(bytes,{asBytes:!0}),{asBytes:!0}).slice(0,4);return coinjs.base58encode(bytes.concat(checksum))},util.decodeBech32=function(source){let decode=coinjs.bech32_decode(source);if(!decode)return!1;var raw=decode.data;let version=raw.shift();return raw=coinjs.bech32_convert(raw,5,8,!1),{hrp:decode.hrp,version:version,hex:Crypto.util.bytesToHex(raw)}},util.encodeBech32=function(hex,version,hrp){var bytes=Crypto.util.hexToBytes(hex);return(bytes=coinjs.bech32_convert(bytes,8,5,!0)).unshift(version),coinjs.bech32_encode(hrp,bytes)},btcOperator.getBalance=addr=>new Promise(((resolve,reject)=>{if(!validateAddress(addr))return reject("Invalid address");multiApi("balance",{addr:addr}).then((result=>resolve(result))).catch((error=>reject(error)))}));const BASE_INPUT_SIZE=41,LEGACY_INPUT_SIZE=107,BECH32_INPUT_SIZE=27,BECH32_MULTISIG_INPUT_SIZE=35,SEGWIT_INPUT_SIZE=59,MULTISIG_INPUT_SIZE_ES=351,BASE_OUTPUT_SIZE=9,LEGACY_OUTPUT_SIZE=25,BECH32_OUTPUT_SIZE=23,BECH32_MULTISIG_OUTPUT_SIZE=34,SEGWIT_OUTPUT_SIZE=23;function _redeemScript(addr,key){let decode=coinjs.addressDecode(addr);switch(decode.type){case"standard":return!1;case"multisig":return key?coinjs.segwitAddress(btcOperator.pubkey(key)).redeemscript:null;case"bech32":case"'multisigBech32":return decode.redeemscript;case"bech32m":return decode.outstring;default:return null}}function _sizePerOutput(addr){switch(coinjs.addressDecode(addr).type){case"standard":return BASE_OUTPUT_SIZE+LEGACY_OUTPUT_SIZE;case"bech32":return BASE_OUTPUT_SIZE+BECH32_OUTPUT_SIZE;case"multisigBech32":return BASE_OUTPUT_SIZE+BECH32_MULTISIG_OUTPUT_SIZE;case"multisig":return BASE_OUTPUT_SIZE+SEGWIT_OUTPUT_SIZE;case"bech32m":return BASE_OUTPUT_SIZE+BECH32M_OUTPUT_SIZE;default:return null}}function validateTxParameters(parameters){let invalids=[];if(parameters.senders&&(Array.isArray(parameters.senders)||(parameters.senders=[parameters.senders]),parameters.senders.forEach((id=>validateAddress(id)?null:invalids.push(id))),invalids.length))throw"Invalid senders:"+invalids;if(parameters.privkeys){if(Array.isArray(parameters.privkeys)||(parameters.privkeys=[parameters.privkeys]),parameters.senders.length!=parameters.privkeys.length)throw"Array length for senders and privkeys should be equal";if(parameters.senders.forEach(((id,i)=>{let key=parameters.privkeys[i];verifyKey(id,key)||invalids.push(id),64===key.length&&(parameters.privkeys[i]=coinjs.privkey2wif(key))})),invalids.length)throw"Invalid private key for address:"+invalids}if(Array.isArray(parameters.receivers)||(parameters.receivers=[parameters.receivers]),parameters.receivers.forEach((id=>validateAddress(id)?null:invalids.push(id))),invalids.length)throw"Invalid receivers:"+invalids;if(parameters.change_address&&!validateAddress(parameters.change_address))throw"Invalid change_address:"+parameters.change_address;if(("number"!=typeof parameters.fee||parameters.fee<=0)&&null!==parameters.fee)throw"Invalid fee:"+parameters.fee;if(Array.isArray(parameters.amounts)||(parameters.amounts=[parameters.amounts]),parameters.receivers.length!=parameters.amounts.length)throw"Array length for receivers and amounts should be equal";if(parameters.amounts.forEach((a=>"number"!=typeof a||a<=0?invalids.push(a):null)),invalids.length)throw"Invalid amounts:"+invalids;return parameters}BECH32M_OUTPUT_SIZE=35,btcOperator._redeemScript=_redeemScript,btcOperator.validateTxParameters=validateTxParameters;const createTransaction=btcOperator.createTransaction=({senders:senders,redeemScripts:redeemScripts,receivers:receivers,amounts:amounts,fee:fee,change_address:change_address,fee_from_receiver:fee_from_receiver,allowUnconfirmedUtxos:allowUnconfirmedUtxos=!1,sendingTx:sendingTx=!1,hasInsufficientBalance:hasInsufficientBalance=!1})=>new Promise(((resolve,reject)=>{let total_amount=parseFloat(amounts.reduce(((t,a)=>t+a),0).toFixed(8));const tx=coinjs.transaction();let output_size=addOutputs(tx,receivers,amounts,change_address);addInputs(tx,senders,redeemScripts,total_amount,fee,output_size,fee_from_receiver,allowUnconfirmedUtxos).then((result=>{if(result.change_amount>0&&result.change_amount>result.fee&&(tx.outs[tx.outs.length-1].value=util.BTC_to_Sat(result.change_amount)),fee_from_receiver){let fee_remaining=util.BTC_to_Sat(result.fee);for(let i=0;i<tx.outs.length-1&&fee_remaining>0;i++)fee_remaining<tx.outs[i].value?(tx.outs[i].value-=fee_remaining,fee_remaining=0):(fee_remaining-=tx.outs[i].value,tx.outs[i].value=0);if(fee_remaining>0)return reject("Send amount is less than fee")}let filtered_outputs=[],dust_value=0;tx.outs.forEach((o=>o.value>=546?filtered_outputs.push(o):dust_value+=o.value)),tx.outs=filtered_outputs,result.fee+=util.Sat_to_BTC(dust_value),result.output_size=output_size,result.output_amount=total_amount-(fee_from_receiver?result.fee:0),result.total_size=12+output_size+result.input_size,result.transaction=tx,sendingTx&&result.hasOwnProperty("hasInsufficientBalance")&&result.hasInsufficientBalance?reject({message:"Insufficient balance",...result}):resolve(result)})).catch((error=>reject(error)))}));function addInputs(tx,senders,redeemScripts,total_amount,fee,output_size,fee_from_receiver,allowUnconfirmedUtxos=!1){return new Promise(((resolve,reject)=>{null!==fee?addUTXOs(tx,senders,redeemScripts,fee_from_receiver?total_amount:total_amount+fee,!1,{allowUnconfirmedUtxos:allowUnconfirmedUtxos}).then((result=>{result.fee=fee,resolve(result)})).catch((error=>reject(error))):new Promise(((resolve,reject)=>{fetch("https://api.blockchain.info/mempool/fees").then((response=>{response.ok?response.json().then((result=>resolve(util.Sat_to_BTC(result.regular)))).catch((error=>reject(error))):reject(response)})).catch((error=>reject(error)))})).then((fee_rate=>{let net_fee=12*fee_rate;net_fee+=output_size*fee_rate,(fee_from_receiver?addUTXOs(tx,senders,redeemScripts,total_amount,!1,{allowUnconfirmedUtxos:allowUnconfirmedUtxos}):addUTXOs(tx,senders,redeemScripts,total_amount+net_fee,fee_rate,{allowUnconfirmedUtxos:allowUnconfirmedUtxos})).then((result=>{result.fee=parseFloat((net_fee+result.input_size*fee_rate).toFixed(8)),result.fee_rate=fee_rate,resolve(result)})).catch((error=>reject(error)))})).catch((error=>reject(error)))}))}function addUTXOs(tx,senders,redeemScripts,required_amount,fee_rate,rec_args={allowUnconfirmedUtxos:!1}){return new Promise(((resolve,reject)=>{if(required_amount=parseFloat(required_amount.toFixed(8)),void 0===rec_args.n&&(rec_args.n=0,rec_args.input_size=0,rec_args.input_amount=0),required_amount<=0)return resolve({input_size:rec_args.input_size,input_amount:rec_args.input_amount,change_amount:-1*required_amount});if(rec_args.n>=senders.length)return resolve({hasInsufficientBalance:!0,input_size:rec_args.input_size,input_amount:rec_args.input_amount,change_amount:-1*required_amount});let addr=senders[rec_args.n],rs=redeemScripts[rec_args.n],addr_type=coinjs.addressDecode(addr).type,size_per_input=function(addr,rs){switch(coinjs.addressDecode(addr).type){case"standard":return BASE_INPUT_SIZE+LEGACY_INPUT_SIZE;case"bech32":return BASE_INPUT_SIZE+BECH32_INPUT_SIZE;case"multisigBech32":return BASE_INPUT_SIZE+BECH32_MULTISIG_INPUT_SIZE;case"multisig":switch(coinjs.script().decodeRedeemScript(rs).type){case"segwit__":return BASE_INPUT_SIZE+SEGWIT_INPUT_SIZE;case"multisig__":return BASE_INPUT_SIZE+MULTISIG_INPUT_SIZE_ES;default:return null}default:return null}}(addr,rs);multiApi("unspent",{addr:addr,allowUnconfirmedUtxos:rec_args.allowUnconfirmedUtxos}).then((utxos=>{for(let i=0;i<utxos.length&&required_amount>0;i++){if(1===utxos.length&&rec_args.allowUnconfirmedUtxos)console.log("allowing unconfirmed utxos");else if(!utxos[i].confirmations)continue;var script;if(rs&&rs.length)if(rs.match(/^00/)&&44==rs.length||40==rs.length&&rs.match(/^[a-f0-9]+$/gi)||"multisigBech32"===addr_type){let s=coinjs.script();s.writeBytes(Crypto.util.hexToBytes(rs)),s.writeOp(0),s.writeBytes(coinjs.numToBytes(utxos[i].value.toFixed(0),8)),script=Crypto.util.bytesToHex(s.buffer)}else script=rs;else script=utxos[i].script;tx.addinput(utxos[i].tx_hash_big_endian,utxos[i].tx_output_n,script,4294967293),rec_args.input_size+=size_per_input,rec_args.input_amount+=util.Sat_to_BTC(utxos[i].value),required_amount-=util.Sat_to_BTC(utxos[i].value),fee_rate&&(required_amount+=size_per_input*fee_rate)}rec_args.n+=1,addUTXOs(tx,senders,redeemScripts,required_amount,fee_rate,rec_args).then((result=>resolve(result))).catch((error=>reject(error)))})).catch((error=>reject(error)))}))}function addOutputs(tx,receivers,amounts,change_address){let size=0;for(let i in receivers)tx.addoutput(receivers[i],amounts[i]),size+=_sizePerOutput(receivers[i]);return tx.addoutput(change_address,0),size+=_sizePerOutput(change_address),size}function tx_fetch_for_editing(tx){return new Promise(((resolve,reject)=>{"string"==typeof tx&&/^[0-9a-f]{64}$/i.test(tx)?getTx.hex(tx).then((txhex=>resolve(deserializeTx(txhex)))).catch((error=>reject(error))):resolve(deserializeTx(tx))}))}btcOperator.addInputs=addInputs,btcOperator.addUTXOs=addUTXOs,btcOperator.addOutputs=addOutputs,btcOperator.tx_fetch_for_editing=tx_fetch_for_editing;btcOperator.extractLastHexStrings=function(arr){const result=[];for(let i=0;i<arr.length;i++){const innerArray=arr[i];if(innerArray.length>0){const lastHexString=innerArray[innerArray.length-1];result.push(lastHexString)}}return result};btcOperator.editFee=function(tx_hex,new_fee,private_keys,change_only=!0){return new Promise(((resolve,reject)=>{Array.isArray(private_keys)||(private_keys=[private_keys]),tx_fetch_for_editing(tx_hex).then((tx=>{parseTransaction(tx).then((tx_parsed=>{if(tx_parsed.fee>=new_fee)return reject("Fees can only be increased");var edit_output_address=new Set;!0===change_only?tx_parsed.inputs.forEach((inp=>edit_output_address.add(inp.address))):!1===change_only?tx_parsed.outputs.forEach((out=>edit_output_address.add(out.address))):"string"==typeof change_only?edit_output_address.add(change_only):Array.isArray(change_only)&&change_only.forEach((id=>edit_output_address.add(id)));let inc_fee=util.BTC_to_Sat(new_fee-tx_parsed.fee);if(inc_fee<219)return reject("Insufficient additional fee. Minimum increment: 219");for(let i=tx.outs.length-1;i>=0&&inc_fee>0;i--)if(edit_output_address.has(tx_parsed.outputs[i].address)){let current_value=tx.outs[i].value;current_value instanceof BigInteger&&(current_value=current_value.intValue()),current_value>inc_fee?(tx.outs[i].value=current_value-inc_fee,inc_fee=0):(inc_fee-=current_value,tx.outs[i].value=0)}if(inc_fee>0){let max_possible_fee=util.BTC_to_Sat(new_fee)-inc_fee;return reject(`Insufficient output values to increase fee. Maximum fee possible: ${util.Sat_to_BTC(max_possible_fee)}`)}tx.outs=tx.outs.filter((o=>o.value>=546));let wif_keys=[];for(let i in tx.ins){var addr=tx_parsed.inputs[i].address,value=util.BTC_to_Sat(tx_parsed.inputs[i].value);let addr_decode=coinjs.addressDecode(addr);var privKey=private_keys.find((pk=>verifyKey(addr,pk)));if(!privKey)return reject(`Private key missing for ${addr}`);const rs=_redeemScript(addr,privKey);var script;if(!1===rs?wif_keys.unshift(privKey):wif_keys.push(privKey),rs&&rs.length)if(rs.match(/^00/)&&44==rs.length||40==rs.length&&rs.match(/^[a-f0-9]+$/gi)||"multisigBech32"===addr_decode.type){let s=coinjs.script();s.writeBytes(Crypto.util.hexToBytes(rs)),s.writeOp(0),s.writeBytes(coinjs.numToBytes(value.toFixed(0),8)),script=Crypto.util.bytesToHex(s.buffer)}else script=rs;else{let s=coinjs.script();s.writeOp(118),s.writeOp(169),s.writeBytes(addr_decode.bytes),s.writeOp(136),s.writeOp(172),script=Crypto.util.bytesToHex(s.buffer)}tx.ins[i].script=coinjs.script(script)}tx.witness=!1,console.debug("Unsigned:",tx.serialize()),new Set(wif_keys).forEach((key=>tx.sign(key,1))),resolve(tx.serialize())})).catch((error=>reject(error)))})).catch((error=>reject(error)))}))},btcOperator.editFee_corewallet=function(tx_hex,new_fee,private_keys,change_only=!0){return new Promise(((resolve,reject)=>{Array.isArray(private_keys)||(private_keys=[private_keys]),tx_fetch_for_editing(tx_hex).then((tx=>{parseTransaction(tx).then((tx_parsed=>{if(tx_parsed.fee>=new_fee)return reject("Fees can only be increased");var edit_output_address=new Set;!0===change_only?tx_parsed.inputs.forEach((inp=>edit_output_address.add(inp.address))):!1===change_only?tx_parsed.outputs.forEach((out=>edit_output_address.add(out.address))):"string"==typeof change_only?edit_output_address.add(change_only):Array.isArray(change_only)&&change_only.forEach((id=>edit_output_address.add(id)));let inc_fee=util.BTC_to_Sat(new_fee-tx_parsed.fee);if(inc_fee<219)return reject("Insufficient additional fee. Minimum increment: 219");for(let i=tx.outs.length-1;i>=0&&inc_fee>0;i--)if(edit_output_address.has(tx_parsed.outputs[i].address)){let current_value=tx.outs[i].value;current_value instanceof BigInteger&&(current_value=current_value.intValue()),current_value>inc_fee?(tx.outs[i].value=current_value-inc_fee,inc_fee=0):(inc_fee-=current_value,tx.outs[i].value=0)}if(inc_fee>0){let max_possible_fee=util.BTC_to_Sat(new_fee)-inc_fee;return reject(`Insufficient output values to increase fee. Maximum fee possible: ${util.Sat_to_BTC(max_possible_fee)}`)}tx.outs=tx.outs.filter((o=>o.value>=546));let wif_keys=[],witness_position=0;for(let i in tx.ins){var addr=tx_parsed.inputs[i].address,value=util.BTC_to_Sat(tx_parsed.inputs[i].value);let addr_decode=coinjs.addressDecode(addr);var privKey=private_keys.find((pk=>verifyKey(addr,pk)));if(!privKey)return reject(`Private key missing for ${addr}`);const rs=_redeemScript(addr,privKey);var script;if(!1===rs?wif_keys.unshift(privKey):wif_keys.push(privKey),rs&&rs.length)if(rs.match(/^00/)&&44==rs.length||40==rs.length&&rs.match(/^[a-f0-9]+$/gi)){let s=coinjs.script();s.writeBytes(Crypto.util.hexToBytes(rs)),s.writeOp(0),s.writeBytes(coinjs.numToBytes(value.toFixed(0),8)),script=Crypto.util.bytesToHex(s.buffer),"bech32"==addr_decode&&(witness_position+=1)}else if("multisigBech32"===addr_decode.type){let redeemScript=btcOperator.extractLastHexStrings(tx.witness)[witness_position];witness_position+=1;let s=coinjs.script();s.writeBytes(Crypto.util.hexToBytes(redeemScript)),s.writeOp(0),s.writeBytes(coinjs.numToBytes(value.toFixed(0),8)),script=Crypto.util.bytesToHex(s.buffer)}else script=rs;else{let s=coinjs.script();s.writeOp(118),s.writeOp(169),s.writeBytes(addr_decode.bytes),s.writeOp(136),s.writeOp(172),script=Crypto.util.bytesToHex(s.buffer)}tx.ins[i].script=coinjs.script(script)}tx.witness=!1,console.debug("Unsigned:",tx.serialize()),new Set(wif_keys).forEach((key=>tx.sign(key,1))),btcOperator.checkSigned(tx)?resolve(tx.serialize()):reject("All private keys not present")})).catch((error=>reject(error)))})).catch((error=>reject(error)))}))},btcOperator.sendTx=function(senders,privkeys,receivers,amounts,fee=null,options={}){return options.sendingTx=!0,new Promise(((resolve,reject)=>{createSignedTx(senders,privkeys,receivers,amounts,fee,options).then((result=>{broadcastTx(result.transaction.serialize()).then((txid=>resolve(txid))).catch((error=>reject(error)))})).catch((error=>reject(error)))}))};const createSignedTx=btcOperator.createSignedTx=function(senders,privkeys,receivers,amounts,fee=null,options={}){return new Promise(((resolve,reject)=>{try{({senders:senders,privkeys:privkeys,receivers:receivers,amounts:amounts}=validateTxParameters({senders:senders,privkeys:privkeys,receivers:receivers,amounts:amounts,fee:fee,...options}))}catch(e){return reject(e)}let redeemScripts=[],wif_keys=[];for(let i in senders){let rs=_redeemScript(senders[i],privkeys[i]);redeemScripts.push(rs),!1===rs?wif_keys.unshift(privkeys[i]):wif_keys.push(privkeys[i])}if(redeemScripts.includes(null))return reject("Unable to get redeem-script");createTransaction({senders:senders,redeemScripts:redeemScripts,receivers:receivers,amounts:amounts,fee:fee,change_address:options.change_address||senders[0],...options}).then((result=>{let tx=result.transaction;console.debug("Unsigned:",tx.serialize()),new Set(wif_keys).forEach((key=>tx.sign(key,1))),console.debug("Signed:",tx.serialize()),resolve(result)})).catch((error=>reject(error)))}))};btcOperator.createTx=function(senders,receivers,amounts,fee=null,options={allowUnconfirmedUtxos:!1}){return new Promise(((resolve,reject)=>{try{({senders:senders,receivers:receivers,amounts:amounts}=validateTxParameters({senders:senders,receivers:receivers,amounts:amounts,fee:fee,change_address:options.change_address}))}catch(e){return reject(e)}let redeemScripts=senders.map((id=>_redeemScript(id)));if(redeemScripts.includes(null))return reject("Unable to get redeem-script");createTransaction({senders:senders,redeemScripts:redeemScripts,receivers:receivers,amounts:amounts,fee:fee,change_address:options.change_address||senders[0],...options}).then((result=>{result.tx_hex=result.transaction.serialize(),delete result.transaction,resolve(result)})).catch((error=>reject(error)))}))},btcOperator.createMultiSigTx=function(sender,redeemScript,receivers,amounts,fee=null,options={}){return new Promise(((resolve,reject)=>{let addr_type=validateAddress(sender);if(!["multisig","multisigBech32"].includes(addr_type))return reject("Invalid sender (multisig):"+sender);{let script=coinjs.script(),decode="multisig"==addr_type?script.decodeRedeemScript(redeemScript):script.decodeRedeemScriptBech32(redeemScript);if(!decode||decode.address!==sender)return reject("Invalid redeem-script")}try{({receivers:receivers,amounts:amounts}=validateTxParameters({receivers:receivers,amounts:amounts,fee:fee,change_address:options.change_address}))}catch(e){return reject(e)}createTransaction({senders:[sender],redeemScripts:[redeemScript],receivers:receivers,amounts:amounts,fee:fee,change_address:options.change_address||sender,...options}).then((result=>{result.tx_hex=result.transaction.serialize(),delete result.transaction,resolve(result)})).catch((error=>reject(error)))}))};const deserializeTx=btcOperator.deserializeTx=function(tx){if("string"==typeof tx||Array.isArray(tx))try{tx=coinjs.transaction().deserialize(tx)}catch{throw"Invalid transaction hex"}else if("object"!=typeof tx||"function"!=typeof tx.sign)throw"Invalid transaction object";return tx};btcOperator.signTx=function(tx,privkeys,sighashtype=1){tx=deserializeTx(tx),Array.isArray(privkeys)||(privkeys=[privkeys]);for(let i in privkeys)64===privkeys[i].length&&(privkeys[i]=coinjs.privkey2wif(privkeys[i]));return new Set(privkeys).forEach((key=>tx.sign(key,sighashtype))),tx.serialize()};const checkSigned=btcOperator.checkSigned=function(tx,bool=!0){tx=deserializeTx(tx);let n=[];for(let i in tx.ins){var s=tx.extractScriptKey(i);if("multisig"!==s.type&&"multisig_bech32"!==s.type)n.push("true"==s.signed||tx.witness[i]&&2==tx.witness[i].length);else{var rs=coinjs.script().decodeRedeemScript(s.script);let x={s:s.signatures,r:rs.signaturesRequired,t:rs.pubkeys.length};if(x.r>x.t)throw"signaturesRequired is more than publicKeys";x.s<x.r?n.push(x):n.push(!0)}}return bool?!n.filter((x=>!0!==x)).length:n};btcOperator.checkIfSameTx=function(tx1,tx2){if(tx1=deserializeTx(tx1),tx2=deserializeTx(tx2),tx1.ins.length!==tx2.ins.length||tx1.outs.length!==tx2.outs.length)return!1;for(let i=0;i<tx1.ins.length;i++)if(tx1.ins[i].outpoint.hash!==tx2.ins[i].outpoint.hash||tx1.ins[i].outpoint.index!==tx2.ins[i].outpoint.index)return!1;for(let i=0;i<tx1.outs.length;i++)if(tx1.outs[i].value!==tx2.outs[i].value||Crypto.util.bytesToHex(tx1.outs[i].script.buffer)!==Crypto.util.bytesToHex(tx2.outs[i].script.buffer))return!1;return!0};const getTxOutput=(txid,i)=>new Promise(((resolve,reject)=>{multiApi("tx",{txid:txid}).then((result=>resolve(result.out[i]))).catch((error=>reject(error)))})),parseTransaction=btcOperator.parseTransaction=function(tx){return new Promise(((resolve,reject)=>{tx=deserializeTx(tx);let result={},promises=[];for(let i=0;i<tx.ins.length;i++)promises.push(getTxOutput(tx.ins[i].outpoint.hash,tx.ins[i].outpoint.index));Promise.all(promises).then((inputs=>{result.inputs=inputs.map((inp=>Object({address:inp.addr,value:util.Sat_to_BTC(inp.value)})));let signed=checkSigned(tx,!1);result.inputs.forEach(((inp,i)=>inp.signed=signed[i])),result.outputs=tx.outs.map((out=>{var address;switch(out.script.chunks[0]){case 0:address=util.encodeBech32(Crypto.util.bytesToHex(out.script.chunks[1]),coinjs.bech32.version,coinjs.bech32.hrp);break;case 169:address=util.encodeLegacy(Crypto.util.bytesToHex(out.script.chunks[1]),coinjs.multisig);break;case 118:address=util.encodeLegacy(Crypto.util.bytesToHex(out.script.chunks[2]),coinjs.pub)}return{address:address,value:util.Sat_to_BTC(out.value)}})),result.total_input=parseFloat(result.inputs.reduce(((a,inp)=>a+inp.value),0).toFixed(8)),result.total_output=parseFloat(result.outputs.reduce(((a,out)=>a+out.value),0).toFixed(8)),result.fee=parseFloat((result.total_input-result.total_output).toFixed(8)),resolve(result)})).catch((error=>reject(error)))}))};btcOperator.transactionID=function(tx){tx=deserializeTx(tx);let clone=coinjs.clone(tx);clone.witness=null;let raw_bytes=Crypto.util.hexToBytes(clone.serialize()),txid=Crypto.SHA256(Crypto.SHA256(raw_bytes,{asBytes:!0}),{asBytes:!0}).reverse();return Crypto.util.bytesToHex(txid)};const getTx=btcOperator.getTx=txid=>new Promise((async(resolve,reject)=>{try{const result=await multiApi("tx",{txid:txid});resolve({confirmations:result.confirmations,block:result.block_height,txid:result.hash,time:result.time,size:result.size,fee:util.Sat_to_BTC(result.fee),inputs:result.inputs.map((i=>Object({address:i.prev_out.addr,value:util.Sat_to_BTC(i.prev_out.value)}))),total_input_value:util.Sat_to_BTC(result.inputs.reduce(((a,i)=>a+i.prev_out.value),0)),outputs:result.out.map((o=>Object({address:o.addr,value:util.Sat_to_BTC(o.value)}))),total_output_value:util.Sat_to_BTC(result.out.reduce(((a,o)=>a+o.value),0))})}catch(error){reject(error)}})).catch((error=>reject(error)));getTx.hex=btcOperator.getTx.hex=txid=>multiApi("txHex",{txid:txid}),btcOperator.getAddressData=address=>new Promise(((resolve,reject)=>{Promise.all([multiApi("balance",{addr:address}),multiApi("txs",{addr:address})]).then((([balance,txs])=>{const parsedTxs=txs.map((tx=>function(tx,addressOfTx){const{txid:txid,hash:hash,time:time,block_height:block_height,inputs:inputs,outputs:outputs,out:out,vin:vin,vout:vout,fee:fee,fees:fees,received:received,confirmed:confirmed,status:{block_height:statusBlockHeight,block_time:block_time}={}}=tx;let parsedTx={txid:hash||txid,time:1e3*time||new Date(confirmed||received).getTime()||1e3*block_time||Date.now(),block:block_height||statusBlockHeight,tx_senders:{}};(inputs||vin).forEach((i=>{const address=i.prev_out?.addr||i.addresses?.[0]||i.prev_out?.address||i.addr||i.prevout.scriptpubkey_address,value=i.prev_out?.value||i.output_value||i.value||i.prevout.value;address in parsedTx.tx_senders?parsedTx.tx_senders[address]+=value:parsedTx.tx_senders[address]=value})),parsedTx.tx_input_value=0;for(let senderAddr in parsedTx.tx_senders){let val=parsedTx.tx_senders[senderAddr];parsedTx.tx_senders[senderAddr]=util.Sat_to_BTC(val),parsedTx.tx_input_value+=val}parsedTx.tx_input_value=util.Sat_to_BTC(parsedTx.tx_input_value),parsedTx.tx_receivers={},(outputs||out||vout).forEach((o=>{const address=o.scriptpubkey_address||o.addresses?.[0]||o.scriptpubkey_address||o.addr,value=o.value||o.scriptpubkey_value;address in parsedTx.tx_receivers?parsedTx.tx_receivers[address]+=value:parsedTx.tx_receivers[address]=value})),parsedTx.tx_output_value=0;for(let receiverAddr in parsedTx.tx_receivers){let val=parsedTx.tx_receivers[receiverAddr];parsedTx.tx_receivers[receiverAddr]=util.Sat_to_BTC(val),parsedTx.tx_output_value+=val}return parsedTx.tx_output_value=util.Sat_to_BTC(parsedTx.tx_output_value),parsedTx.tx_fee=util.Sat_to_BTC(fee||fees||parsedTx.tx_input_value-parsedTx.tx_output_value),1===Object.keys(parsedTx.tx_receivers).length&&1===Object.keys(parsedTx.tx_senders).length&&Object.keys(parsedTx.tx_senders)[0]===Object.keys(parsedTx.tx_receivers)[0]?(parsedTx.type="self",parsedTx.amount=parsedTx.tx_receivers[addressOfTx],parsedTx.address=addressOfTx):addressOfTx in parsedTx.tx_senders&&Object.keys(parsedTx.tx_receivers).some((addr=>addr!==addressOfTx))?(parsedTx.type="out",parsedTx.receiver=Object.keys(parsedTx.tx_receivers).filter((addr=>addr!=addressOfTx)),parsedTx.amount=parsedTx.receiver.reduce(((t,addr)=>t+parsedTx.tx_receivers[addr]),0)+parsedTx.tx_fee):(parsedTx.type="in",parsedTx.sender=Object.keys(parsedTx.tx_senders).filter((addr=>addr!=addressOfTx)),parsedTx.amount=parsedTx.tx_receivers[addressOfTx]),parsedTx}(tx,address)));resolve({address:address,balance:balance,txs:parsedTxs})})).catch((error=>reject(error)))})),btcOperator.getBlock=block=>new Promise(((resolve,reject)=>{fetch_api(`rawblock/${block}`).then((result=>resolve({height:result.height,hash:result.hash,merkle_root:result.mrkl_root,prev_block:result.prev_block,next_block:result.next_block[0],size:result.size,time:1e3*result.time,txs:result.tx.map((t=>Object({fee:t.fee,size:t.size,inputs:t.inputs.map((i=>Object({address:i.prev_out.addr,value:util.Sat_to_BTC(i.prev_out.value)}))),total_input_value:util.Sat_to_BTC(t.inputs.reduce(((a,i)=>a+i.prev_out.value),0)),outputs:t.out.map((o=>Object({address:o.addr,value:util.Sat_to_BTC(o.value)}))),total_output_value:util.Sat_to_BTC(t.out.reduce(((a,o)=>a+o.value),0))})))}))).catch((error=>reject(error)))}))}();
\ No newline at end of file
+!function(EXPORTS){const btcOperator="object"===typeof module?module.exports:window.btcOperator={},util=btcOperator.util={};util.Sat_to_BTC=value=>parseFloat((value/1e8).toFixed(8)),util.BTC_to_Sat=value=>parseInt(1e8*value);const checkIfTor=btcOperator.checkIfTor=()=>fetch("https://check.torproject.org/api/ip").then((res=>res.json())).then((res=>res.IsTor)).catch((e=>(console.error(e),!1)));let isTor=!1;async function post(url,data,{asText:asText=!1}={}){try{const response=await fetch(url,{method:"POST",mode:"no-cors",headers:{"Content-Type":"application/json"},body:JSON.stringify(data)});if(response.ok)return asText?await response.text():await response.json();throw response}catch(e){throw e}}checkIfTor().then((result=>isTor=result));const APIs=btcOperator.APIs=[{url:"https://api.blockcypher.com/v1/btc/main/",name:"Blockcypher",balance({addr:addr}){return fetch_api(`addrs/${addr}/balance`,{url:this.url}).then((result=>util.Sat_to_BTC(result.balance)))},async block({id:id}){try{let block=await fetch_api(`blocks/${id}`,{url:this.url});return formatBlock(block)}catch(e){console.log(e)}},async broadcast({rawTxHex:rawTxHex,url:url}){try{return(await post(`${url||this.url}pushtx`,{tx:rawTxHex})).hash}catch(e){throw e}}},{url:"https://blockstream.info/api/",name:"Blockstream",hasOnion:!0,onionUrl:"http://explorerzydxu5ecjrkwceayqybizmpjjznk5izmitf2modhcusuqlid.onion/api/",balance({addr:addr,url:url}){return fetch_api(`address/${addr}/utxo`,{url:url||this.url}).then((result=>{const balance=result.reduce(((t,u)=>t+u.value),0);return util.Sat_to_BTC(balance)}))},latestBlock(){return fetch_api("blocks/tip/height",{url:this.url})},tx({txid:txid,url:url}){return fetch_api(`tx/${txid}`,{url:url||this.url}).then((result=>formatTx(result)))},txHex({txid:txid,url:url}){return fetch_api(`tx/${txid}/hex`,{url:url||this.url,asText:!0})},txs({addr:addr,url:url,...args}){let queryParams=Object.entries(args).map((([key,value])=>`${key}=${value}`)).join("&");return queryParams&&(queryParams="?"+queryParams),fetch_api(`address/${addr}/txs${queryParams}`,{url:url||this.url})},async block({id:id,url:url}){try{let blockHash=id;/^[0-9a-f]{64}$/i.test(id)||(blockHash=await fetch_api(`block-height/${id}`,{url:url||this.url,asText:!0}));const block=await fetch_api(`block/${blockHash}`,{url:url||this.url});return formatBlock(block)}catch(e){throw e}},async broadcast({rawTxHex:rawTxHex,url:url}){return post(`${url||this.url}tx`,{tx:rawTxHex},{asText:!0})}},{url:"https://mempool.space/api/",name:"Mempool",balance({addr:addr}){return fetch_api(`address/${addr}`,{url:this.url}).then((result=>util.Sat_to_BTC(result.chain_stats.funded_txo_sum-result.chain_stats.spent_txo_sum)))},latestBlock(){return fetch_api("blocks/tip/height",{url:this.url})},tx({txid:txid}){return fetch_api(`tx/${txid}`,{url:this.url}).then((result=>formatTx(result)))},txHex({txid:txid}){return fetch_api(`tx/${txid}/hex`,{url:this.url,asText:!0})},txs({addr:addr,...args}){let queryParams=Object.entries(args).map((([key,value])=>`${key}=${value}`)).join("&");return queryParams&&(queryParams="?"+queryParams),fetch_api(`address/${addr}/txs${queryParams}`,{url:this.url})},async block({id:id}){try{let blockHash=id;/^[0-9a-f]{64}$/i.test(id)||(blockHash=await fetch_api(`block-height/${id}`,{url:this.url,asText:!0}));const block=await fetch_api(`block/${blockHash}`,{url:this.url});return formatBlock(block)}catch(e){throw e}},async broadcast({rawTxHex:rawTxHex,url:url}){return post(`${url||this.url}tx`,{tx:rawTxHex},{asText:!0})}},{url:"https://blockchain.info/",name:"Blockchain",balance({addr:addr}){return fetch_api(`q/addressbalance/${addr}`,{url:this.url}).then((result=>util.Sat_to_BTC(result)))},unspent({addr:addr,allowUnconfirmedUtxos:allowUnconfirmedUtxos=!1}){return fetch_api(`unspent?active=${addr}`,{url:this.url}).then((result=>formatUtxos(result.unspent_outputs,allowUnconfirmedUtxos)))},tx({txid:txid}){return fetch_api(`rawtx/${txid}`,{url:this.url}).then((result=>formatTx(result)))},txHex({txid:txid}){return fetch_api(`rawtx/${txid}?format=hex`,{url:this.url,asText:!0})},txs({addr:addr,...args}){let queryParams=Object.entries(args).map((([key,value])=>`${key}=${value}`)).join("&");return queryParams&&(queryParams="?"+queryParams),fetch_api(`rawaddr/${addr}${queryParams}`,{url:this.url}).then((result=>result.txs))},latestBlock(){return fetch_api("q/getblockcount",{url:this.url})},async block({id:id}){try{let block;if(/^[0-9a-f]{64}$/i.test(id))block=await fetch_api(`rawblock/${id}`,{url:this.url});else{block=(await fetch_api(`block-height/${id}?format=json`,{url:this.url})).blocks[0]}return formatBlock(block)}catch(e){throw e}},async blockTxs({id:id}){try{let block;if(/^[0-9a-f]{64}$/i.test(id))block=await fetch_api(`rawblock/${id}`,{url:this.url});else{block=(await fetch_api(`block-height/${id}?format=json`,{url:this.url})).blocks[0]}return block.tx}catch(e){}}},{url:"https://coinb.in/api/?uid=1&key=12345678901234567890123456789012&setmodule=bitcoin&request=sendrawtransaction",name:"Coinb.in",broadcast({rawTxHex:rawTxHex}){return new Promise(((resolve,reject)=>{fetch(this.url,{method:"POST",headers:{"Content-Type":"application/x-www-form-urlencoded"},body:"rawtx="+rawTxHex}).then((response=>{console.log(response),response.text().then((resultText=>{let r=resultText.match(/<result>.*<\/result>/);if(r)if(r=r.pop().replace("<result>","").replace("</result>",""),"1"==r){let txid=resultText.match(/<txid>.*<\/txid>/).pop().replace("<txid>","").replace("</txid>","");resolve(txid)}else if("0"==r){let error;error=resultText.includes("<message>")?resultText.match(/<message>.*<\/message>/).pop().replace("<message>","").replace("</message>",""):resultText.match(/<response>.*<\/response>/).pop().replace("<response>","").replace("</response>",""),reject(decodeURIComponent(error.replace(/\+/g," ")))}else reject(resultText);else reject(resultText)})).catch((error=>reject(error)))})).catch((error=>reject(error)))}))}}];btcOperator.util.format={};const formatBlock=btcOperator.util.format.block=async block=>{try{const{height:height,hash:hash,id:id,time:time,timestamp:timestamp,mrkl_root:mrkl_root,merkle_root:merkle_root,prev_block:prev_block,next_block:next_block,size:size}=block,details={height:height,hash:hash||id,time:1e3*(time||timestamp),merkle_root:merkle_root||mrkl_root,size:size};return prev_block&&(details.prev_block=prev_block),next_block&&(details.next_block=next_block[0]),details}catch(e){throw e}},formatUtxos=btcOperator.util.format.utxos=async(utxos,allowUnconfirmedUtxos=!1)=>{try{if(!allowUnconfirmedUtxos&&!utxos||!Array.isArray(utxos))throw{message:"No utxos found",code:1e3};return utxos.map((utxo=>{const{tx_hash:tx_hash,tx_hash_big_endian:tx_hash_big_endian,txid:txid,tx_output_n:tx_output_n,vout:vout,value:value,script:script,confirmations:confirmations,status:{confirmed:confirmed}={}}=utxo;return{confirmations:confirmations||confirmed,tx_hash_big_endian:tx_hash_big_endian||tx_hash||txid,tx_output_n:tx_output_n||vout,value:value,script:script}}))}catch(e){throw e}},formatTx=btcOperator.util.format.tx=async tx=>{try{let{txid:txid,hash:hash,time:time,block_height:block_height,fee:fee,fees:fees,received:received,confirmed:confirmed,size:size,double_spend:double_spend,block_hash:block_hash,confirmations:confirmations,status:{block_height:statusBlockHeight,block_hash:statusBlockHash,block_time:block_time}={}}=tx;if((block_height||statusBlockHeight)&&void 0===confirmations||null===confirmations){confirmations=await multiApi("latestBlock")-(block_height||statusBlockHeight)}const inputs=tx.vin||tx.inputs,outputs=tx.vout||tx.outputs||tx.out;return{hash:hash||txid,size:size,fee:fee||fees,double_spend:double_spend,time:1e3*time||new Date(confirmed||received).getTime()||1e3*block_time||Date.now(),block_height:block_height||statusBlockHeight,block_hash:block_hash||statusBlockHash,confirmations:confirmations,inputs:inputs.map((input=>({index:input.n||input.output_index||input.vout,prev_out:{addr:input.prev_out?.addr||input.addresses?.[0]||input.prev_out?.address||input.addr||input.prevout.scriptpubkey_address,value:input.prev_out?.value||input.output_value||input.prevout.value}}))),out:outputs.map((output=>({addr:output.scriptpubkey_address||output.addresses?.[0]||output.scriptpubkey_address||output.addr,value:output.value||output.scriptpubkey_value})))}}catch(e){throw e}},multiApi=btcOperator.multiApi=async(fnName,{index:index=0,...args}={})=>{try{let triedOnion=!1;for(;index<APIs.length;){if(APIs[index][fnName]&&!(APIs[index].coolDownTime&&APIs[index].coolDownTime>(new Date).getTime()))return await APIs[index][fnName](args);index+=1}if(isTor&&!triedOnion)for(triedOnion=!0,index=0;index<APIs.length;){if(APIs[index].hasOnion&&!(APIs[index].coolDownTime&&APIs[index].coolDownTime>(new Date).getTime()))return await multiApi(fnName,{index:index+1,...args,url:APIs[index].onionUrl});index+=1}throw"No API available"}catch(error){return console.error(error),APIs[index].coolDownTime=(new Date).getTime()+6e5,multiApi(fnName,{index:index+1,...args})}};const fetch_api=btcOperator.fetch=function(api,{asText:asText=!1,url:url="https://blockchain.info/"}={}){return new Promise(((resolve,reject)=>{console.debug(url+api),fetch(url+api).then((response=>{response.ok?(asText?response.text():response.json()).then((result=>resolve(result))).catch((error=>reject(error))):response.json().then((result=>reject(result))).catch((error=>reject(error)))})).catch((error=>reject(error)))}))};const broadcastTx=btcOperator.broadcastTx=rawTxHex=>new Promise(((resolve,reject)=>{console.log("txHex:",rawTxHex);fetch("https://coinb.in/api/?uid=1&key=12345678901234567890123456789012&setmodule=bitcoin&request=sendrawtransaction",{method:"POST",headers:{"Content-Type":"application/x-www-form-urlencoded"},body:"rawtx="+rawTxHex}).then((response=>{console.log(response),response.text().then((resultText=>{let r=resultText.match(/<result>.*<\/result>/);if(r)if(r=r.pop().replace("<result>","").replace("</result>",""),"1"==r){let txid=resultText.match(/<txid>.*<\/txid>/).pop().replace("<txid>","").replace("</txid>","");resolve(txid)}else if("0"==r){let error;error=resultText.includes("<message>")?resultText.match(/<message>.*<\/message>/).pop().replace("<message>","").replace("</message>",""):resultText.match(/<response>.*<\/response>/).pop().replace("<response>","").replace("</response>",""),reject(decodeURIComponent(error.replace(/\+/g," ")))}else reject(resultText);else reject(resultText)})).catch((error=>reject(error)))})).catch((error=>reject(error)))}));Object.defineProperties(btcOperator,{newKeys:{get:()=>{let r=coinjs.newKeys();return r.segwitAddress=coinjs.segwitAddress(r.pubkey).address,r.bech32Address=coinjs.bech32Address(r.pubkey).address,r}},pubkey:{value:key=>key.length>=66?key:64==key.length?coinjs.newPubkey(key):coinjs.wif2pubkey(key).pubkey},address:{value:(key,prefix=void 0)=>coinjs.pubkey2address(btcOperator.pubkey(key),prefix)},segwitAddress:{value:key=>coinjs.segwitAddress(btcOperator.pubkey(key)).address},bech32Address:{value:key=>coinjs.bech32Address(btcOperator.pubkey(key)).address},bech32mAddress:{value:key=>segwit_addr.encode("bc",1,key)}}),coinjs.compressed=!0;const verifyKey=btcOperator.verifyKey=function(addr,key){if(addr&&key)switch(coinjs.addressDecode(addr).type){case"standard":return btcOperator.address(key)===addr;case"multisig":return btcOperator.segwitAddress(key)===addr;case"bech32":return btcOperator.bech32Address(key)===addr;case"bech32m":return btcOperator.bech32mAddress(key)===addr;default:return null}},validateAddress=btcOperator.validateAddress=function(addr){if(!addr)return;let type=coinjs.addressDecode(addr).type;return!!["standard","multisig","bech32","multisigBech32","bech32m"].includes(type)&&type};btcOperator.multiSigAddress=function(pubKeys,minRequired,bech32=!0){if(!Array.isArray(pubKeys))throw"pubKeys must be an array of public keys";if(pubKeys.length<minRequired)throw"minimum required should be less than the number of pubKeys";return bech32?coinjs.pubkeys2MultisigAddressBech32(pubKeys,minRequired):coinjs.pubkeys2MultisigAddress(pubKeys,minRequired)},btcOperator.decodeRedeemScript=function(redeemScript,bech32=!0){let script=coinjs.script(),decoded=bech32?script.decodeRedeemScriptBech32(redeemScript):script.decodeRedeemScript(redeemScript);return decoded?{address:decoded.address,pubKeys:decoded.pubkeys,redeemScript:decoded.redeemscript,required:decoded.signaturesRequired}:null},btcOperator.convert={},btcOperator.convert.wif=function(source_wif,target_version=coinjs.priv){let keyHex=util.decodeLegacy(source_wif).hex;return!keyHex||keyHex.length<66||!/01$/.test(keyHex)?null:util.encodeLegacy(keyHex,target_version)},btcOperator.convert.legacy2legacy=function(source_addr,target_version=coinjs.pub){let rawHex=util.decodeLegacy(source_addr).hex;return rawHex?util.encodeLegacy(rawHex,target_version):null},btcOperator.convert.legacy2bech=function(source_addr,target_version=coinjs.bech32.version,target_hrp=coinjs.bech32.hrp){let rawHex=util.decodeLegacy(source_addr).hex;return rawHex?util.encodeBech32(rawHex,target_version,target_hrp):null},btcOperator.convert.bech2bech=function(source_addr,target_version=coinjs.bech32.version,target_hrp=coinjs.bech32.hrp){let rawHex=util.decodeBech32(source_addr).hex;return rawHex?util.encodeBech32(rawHex,target_version,target_hrp):null},btcOperator.convert.bech2legacy=function(source_addr,target_version=coinjs.pub){let rawHex=util.decodeBech32(source_addr).hex;return rawHex?util.encodeLegacy(rawHex,target_version):null},btcOperator.convert.multisig2multisig=function(source_addr,target_version=coinjs.multisig){let rawHex=util.decodeLegacy(source_addr).hex;return rawHex?util.encodeLegacy(rawHex,target_version):null},btcOperator.convert.bech2multisig=function(source_addr,target_version=coinjs.multisig){let rawHex=util.decodeBech32(source_addr).hex;return rawHex?(rawHex=Crypto.util.bytesToHex(ripemd160(Crypto.util.hexToBytes(rawHex),{asBytes:!0})),util.encodeLegacy(rawHex,target_version)):null},util.decodeLegacy=function(source){var decode=coinjs.base58decode(source),raw=decode.slice(0,decode.length-4),checksum=decode.slice(decode.length-4),hash=Crypto.SHA256(Crypto.SHA256(raw,{asBytes:!0}),{asBytes:!0});if(hash[0]!=checksum[0]||hash[1]!=checksum[1]||hash[2]!=checksum[2]||hash[3]!=checksum[3])return!1;return{version:raw.shift(),hex:Crypto.util.bytesToHex(raw)}},util.encodeLegacy=function(hex,version){var bytes=Crypto.util.hexToBytes(hex);bytes.unshift(version);var checksum=Crypto.SHA256(Crypto.SHA256(bytes,{asBytes:!0}),{asBytes:!0}).slice(0,4);return coinjs.base58encode(bytes.concat(checksum))},util.decodeBech32=function(source){let decode=coinjs.bech32_decode(source);if(!decode)return!1;var raw=decode.data;let version=raw.shift();return raw=coinjs.bech32_convert(raw,5,8,!1),{hrp:decode.hrp,version:version,hex:Crypto.util.bytesToHex(raw)}},util.encodeBech32=function(hex,version,hrp){var bytes=Crypto.util.hexToBytes(hex);return(bytes=coinjs.bech32_convert(bytes,8,5,!0)).unshift(version),coinjs.bech32_encode(hrp,bytes)},btcOperator.getBalance=addr=>new Promise(((resolve,reject)=>{if(!validateAddress(addr))return reject("Invalid address");multiApi("balance",{addr:addr}).then((result=>resolve(result))).catch((error=>reject(error)))}));const BASE_INPUT_SIZE=41,LEGACY_INPUT_SIZE=107,BECH32_INPUT_SIZE=27,BECH32_MULTISIG_INPUT_SIZE=35,SEGWIT_INPUT_SIZE=59,MULTISIG_INPUT_SIZE_ES=351,BASE_OUTPUT_SIZE=9,LEGACY_OUTPUT_SIZE=25,BECH32_OUTPUT_SIZE=23,BECH32_MULTISIG_OUTPUT_SIZE=34,SEGWIT_OUTPUT_SIZE=23;function _redeemScript(addr,key){let decode=coinjs.addressDecode(addr);switch(decode.type){case"standard":return!1;case"multisig":return key?coinjs.segwitAddress(btcOperator.pubkey(key)).redeemscript:null;case"bech32":case"'multisigBech32":return decode.redeemscript;case"bech32m":return decode.outstring;default:return null}}function _sizePerOutput(addr){switch(coinjs.addressDecode(addr).type){case"standard":return BASE_OUTPUT_SIZE+LEGACY_OUTPUT_SIZE;case"bech32":return BASE_OUTPUT_SIZE+BECH32_OUTPUT_SIZE;case"multisigBech32":return BASE_OUTPUT_SIZE+BECH32_MULTISIG_OUTPUT_SIZE;case"multisig":return BASE_OUTPUT_SIZE+SEGWIT_OUTPUT_SIZE;case"bech32m":return BASE_OUTPUT_SIZE+BECH32M_OUTPUT_SIZE;default:return null}}function validateTxParameters(parameters){let invalids=[];if(parameters.senders&&(Array.isArray(parameters.senders)||(parameters.senders=[parameters.senders]),parameters.senders.forEach((id=>validateAddress(id)?null:invalids.push(id))),invalids.length))throw"Invalid senders:"+invalids;if(parameters.privkeys){if(Array.isArray(parameters.privkeys)||(parameters.privkeys=[parameters.privkeys]),parameters.senders.length!=parameters.privkeys.length)throw"Array length for senders and privkeys should be equal";if(parameters.senders.forEach(((id,i)=>{let key=parameters.privkeys[i];verifyKey(id,key)||invalids.push(id),64===key.length&&(parameters.privkeys[i]=coinjs.privkey2wif(key))})),invalids.length)throw"Invalid private key for address:"+invalids}if(Array.isArray(parameters.receivers)||(parameters.receivers=[parameters.receivers]),parameters.receivers.forEach((id=>validateAddress(id)?null:invalids.push(id))),invalids.length)throw"Invalid receivers:"+invalids;if(parameters.change_address&&!validateAddress(parameters.change_address))throw"Invalid change_address:"+parameters.change_address;if(("number"!=typeof parameters.fee||parameters.fee<=0)&&null!==parameters.fee)throw"Invalid fee:"+parameters.fee;if(Array.isArray(parameters.amounts)||(parameters.amounts=[parameters.amounts]),parameters.receivers.length!=parameters.amounts.length)throw"Array length for receivers and amounts should be equal";if(parameters.amounts.forEach((a=>"number"!=typeof a||a<=0?invalids.push(a):null)),invalids.length)throw"Invalid amounts:"+invalids;return parameters}BECH32M_OUTPUT_SIZE=35,btcOperator._redeemScript=_redeemScript,btcOperator.validateTxParameters=validateTxParameters;const createTransaction=btcOperator.createTransaction=({senders:senders,redeemScripts:redeemScripts,receivers:receivers,amounts:amounts,fee:fee,change_address:change_address,fee_from_receiver:fee_from_receiver,allowUnconfirmedUtxos:allowUnconfirmedUtxos=!1,sendingTx:sendingTx=!1,hasInsufficientBalance:hasInsufficientBalance=!1})=>new Promise(((resolve,reject)=>{let total_amount=parseFloat(amounts.reduce(((t,a)=>t+a),0).toFixed(8));const tx=coinjs.transaction();let output_size=addOutputs(tx,receivers,amounts,change_address);addInputs(tx,senders,redeemScripts,total_amount,fee,output_size,fee_from_receiver,allowUnconfirmedUtxos).then((result=>{if(result.change_amount>0&&result.change_amount>result.fee&&(tx.outs[tx.outs.length-1].value=util.BTC_to_Sat(result.change_amount)),fee_from_receiver){let fee_remaining=util.BTC_to_Sat(result.fee);for(let i=0;i<tx.outs.length-1&&fee_remaining>0;i++)fee_remaining<tx.outs[i].value?(tx.outs[i].value-=fee_remaining,fee_remaining=0):(fee_remaining-=tx.outs[i].value,tx.outs[i].value=0);if(fee_remaining>0)return reject("Send amount is less than fee")}let filtered_outputs=[],dust_value=0;tx.outs.forEach((o=>o.value>=546?filtered_outputs.push(o):dust_value+=o.value)),tx.outs=filtered_outputs,result.fee+=util.Sat_to_BTC(dust_value),result.output_size=output_size,result.output_amount=total_amount-(fee_from_receiver?result.fee:0),result.total_size=12+output_size+result.input_size,result.transaction=tx,sendingTx&&result.hasOwnProperty("hasInsufficientBalance")&&result.hasInsufficientBalance?reject({message:"Insufficient balance",...result}):resolve(result)})).catch((error=>reject(error)))}));function addInputs(tx,senders,redeemScripts,total_amount,fee,output_size,fee_from_receiver,allowUnconfirmedUtxos=!1){return new Promise(((resolve,reject)=>{null!==fee?addUTXOs(tx,senders,redeemScripts,fee_from_receiver?total_amount:total_amount+fee,!1,{allowUnconfirmedUtxos:allowUnconfirmedUtxos}).then((result=>{result.fee=fee,resolve(result)})).catch((error=>reject(error))):new Promise(((resolve,reject)=>{fetch("https://api.blockchain.info/mempool/fees").then((response=>{response.ok?response.json().then((result=>resolve(util.Sat_to_BTC(result.regular)))).catch((error=>reject(error))):reject(response)})).catch((error=>reject(error)))})).then((fee_rate=>{let net_fee=12*fee_rate;net_fee+=output_size*fee_rate,(fee_from_receiver?addUTXOs(tx,senders,redeemScripts,total_amount,!1,{allowUnconfirmedUtxos:allowUnconfirmedUtxos}):addUTXOs(tx,senders,redeemScripts,total_amount+net_fee,fee_rate,{allowUnconfirmedUtxos:allowUnconfirmedUtxos})).then((result=>{result.fee=parseFloat((net_fee+result.input_size*fee_rate).toFixed(8)),result.fee_rate=fee_rate,resolve(result)})).catch((error=>reject(error)))})).catch((error=>reject(error)))}))}function addUTXOs(tx,senders,redeemScripts,required_amount,fee_rate,rec_args={allowUnconfirmedUtxos:!1}){return new Promise(((resolve,reject)=>{if(required_amount=parseFloat(required_amount.toFixed(8)),void 0===rec_args.n&&(rec_args.n=0,rec_args.input_size=0,rec_args.input_amount=0),required_amount<=0)return resolve({input_size:rec_args.input_size,input_amount:rec_args.input_amount,change_amount:-1*required_amount});if(rec_args.n>=senders.length)return resolve({hasInsufficientBalance:!0,input_size:rec_args.input_size,input_amount:rec_args.input_amount,change_amount:-1*required_amount});let addr=senders[rec_args.n],rs=redeemScripts[rec_args.n],addr_type=coinjs.addressDecode(addr).type,size_per_input=function(addr,rs){switch(coinjs.addressDecode(addr).type){case"standard":return BASE_INPUT_SIZE+LEGACY_INPUT_SIZE;case"bech32":return BASE_INPUT_SIZE+BECH32_INPUT_SIZE;case"multisigBech32":return BASE_INPUT_SIZE+BECH32_MULTISIG_INPUT_SIZE;case"multisig":switch(coinjs.script().decodeRedeemScript(rs).type){case"segwit__":return BASE_INPUT_SIZE+SEGWIT_INPUT_SIZE;case"multisig__":return BASE_INPUT_SIZE+MULTISIG_INPUT_SIZE_ES;default:return null}default:return null}}(addr,rs);multiApi("unspent",{addr:addr,allowUnconfirmedUtxos:rec_args.allowUnconfirmedUtxos}).then((utxos=>{for(let i=0;i<utxos.length&&required_amount>0;i++){if(1===utxos.length&&rec_args.allowUnconfirmedUtxos)console.log("allowing unconfirmed utxos");else if(!utxos[i].confirmations)continue;var script;if(rs&&rs.length)if(rs.match(/^00/)&&44==rs.length||40==rs.length&&rs.match(/^[a-f0-9]+$/gi)||"multisigBech32"===addr_type){let s=coinjs.script();s.writeBytes(Crypto.util.hexToBytes(rs)),s.writeOp(0),s.writeBytes(coinjs.numToBytes(utxos[i].value.toFixed(0),8)),script=Crypto.util.bytesToHex(s.buffer)}else script=rs;else script=utxos[i].script;tx.addinput(utxos[i].tx_hash_big_endian,utxos[i].tx_output_n,script,4294967293),rec_args.input_size+=size_per_input,rec_args.input_amount+=util.Sat_to_BTC(utxos[i].value),required_amount-=util.Sat_to_BTC(utxos[i].value),fee_rate&&(required_amount+=size_per_input*fee_rate)}rec_args.n+=1,addUTXOs(tx,senders,redeemScripts,required_amount,fee_rate,rec_args).then((result=>resolve(result))).catch((error=>reject(error)))})).catch((error=>reject(error)))}))}function addOutputs(tx,receivers,amounts,change_address){let size=0;for(let i in receivers)tx.addoutput(receivers[i],amounts[i]),size+=_sizePerOutput(receivers[i]);return tx.addoutput(change_address,0),size+=_sizePerOutput(change_address),size}function tx_fetch_for_editing(tx){return new Promise(((resolve,reject)=>{"string"==typeof tx&&/^[0-9a-f]{64}$/i.test(tx)?getTx.hex(tx).then((txhex=>resolve(deserializeTx(txhex)))).catch((error=>reject(error))):resolve(deserializeTx(tx))}))}btcOperator.addInputs=addInputs,btcOperator.addUTXOs=addUTXOs,btcOperator.addOutputs=addOutputs,btcOperator.tx_fetch_for_editing=tx_fetch_for_editing;btcOperator.extractLastHexStrings=function(arr){const result=[];for(let i=0;i<arr.length;i++){const innerArray=arr[i];if(innerArray.length>0){const lastHexString=innerArray[innerArray.length-1];result.push(lastHexString)}}return result};btcOperator.editFee=function(tx_hex,new_fee,private_keys,change_only=!0){return new Promise(((resolve,reject)=>{Array.isArray(private_keys)||(private_keys=[private_keys]),tx_fetch_for_editing(tx_hex).then((tx=>{parseTransaction(tx).then((tx_parsed=>{if(tx_parsed.fee>=new_fee)return reject("Fees can only be increased");var edit_output_address=new Set;!0===change_only?tx_parsed.inputs.forEach((inp=>edit_output_address.add(inp.address))):!1===change_only?tx_parsed.outputs.forEach((out=>edit_output_address.add(out.address))):"string"==typeof change_only?edit_output_address.add(change_only):Array.isArray(change_only)&&change_only.forEach((id=>edit_output_address.add(id)));let inc_fee=util.BTC_to_Sat(new_fee-tx_parsed.fee);if(inc_fee<219)return reject("Insufficient additional fee. Minimum increment: 219");for(let i=tx.outs.length-1;i>=0&&inc_fee>0;i--)if(edit_output_address.has(tx_parsed.outputs[i].address)){let current_value=tx.outs[i].value;current_value instanceof BigInteger&&(current_value=current_value.intValue()),current_value>inc_fee?(tx.outs[i].value=current_value-inc_fee,inc_fee=0):(inc_fee-=current_value,tx.outs[i].value=0)}if(inc_fee>0){let max_possible_fee=util.BTC_to_Sat(new_fee)-inc_fee;return reject(`Insufficient output values to increase fee. Maximum fee possible: ${util.Sat_to_BTC(max_possible_fee)}`)}tx.outs=tx.outs.filter((o=>o.value>=546));let wif_keys=[];for(let i in tx.ins){var addr=tx_parsed.inputs[i].address,value=util.BTC_to_Sat(tx_parsed.inputs[i].value);let addr_decode=coinjs.addressDecode(addr);var privKey=private_keys.find((pk=>verifyKey(addr,pk)));if(!privKey)return reject(`Private key missing for ${addr}`);const rs=_redeemScript(addr,privKey);var script;if(!1===rs?wif_keys.unshift(privKey):wif_keys.push(privKey),rs&&rs.length)if(rs.match(/^00/)&&44==rs.length||40==rs.length&&rs.match(/^[a-f0-9]+$/gi)||"multisigBech32"===addr_decode.type){let s=coinjs.script();s.writeBytes(Crypto.util.hexToBytes(rs)),s.writeOp(0),s.writeBytes(coinjs.numToBytes(value.toFixed(0),8)),script=Crypto.util.bytesToHex(s.buffer)}else script=rs;else{let s=coinjs.script();s.writeOp(118),s.writeOp(169),s.writeBytes(addr_decode.bytes),s.writeOp(136),s.writeOp(172),script=Crypto.util.bytesToHex(s.buffer)}tx.ins[i].script=coinjs.script(script)}tx.witness=!1,console.debug("Unsigned:",tx.serialize()),new Set(wif_keys).forEach((key=>tx.sign(key,1))),resolve(tx.serialize())})).catch((error=>reject(error)))})).catch((error=>reject(error)))}))},btcOperator.editFee_corewallet=function(tx_hex,new_fee,private_keys,change_only=!0){return new Promise(((resolve,reject)=>{Array.isArray(private_keys)||(private_keys=[private_keys]),tx_fetch_for_editing(tx_hex).then((tx=>{parseTransaction(tx).then((tx_parsed=>{if(tx_parsed.fee>=new_fee)return reject("Fees can only be increased");var edit_output_address=new Set;!0===change_only?tx_parsed.inputs.forEach((inp=>edit_output_address.add(inp.address))):!1===change_only?tx_parsed.outputs.forEach((out=>edit_output_address.add(out.address))):"string"==typeof change_only?edit_output_address.add(change_only):Array.isArray(change_only)&&change_only.forEach((id=>edit_output_address.add(id)));let inc_fee=util.BTC_to_Sat(new_fee-tx_parsed.fee);if(inc_fee<219)return reject("Insufficient additional fee. Minimum increment: 219");for(let i=tx.outs.length-1;i>=0&&inc_fee>0;i--)if(edit_output_address.has(tx_parsed.outputs[i].address)){let current_value=tx.outs[i].value;current_value instanceof BigInteger&&(current_value=current_value.intValue()),current_value>inc_fee?(tx.outs[i].value=current_value-inc_fee,inc_fee=0):(inc_fee-=current_value,tx.outs[i].value=0)}if(inc_fee>0){let max_possible_fee=util.BTC_to_Sat(new_fee)-inc_fee;return reject(`Insufficient output values to increase fee. Maximum fee possible: ${util.Sat_to_BTC(max_possible_fee)}`)}tx.outs=tx.outs.filter((o=>o.value>=546));let wif_keys=[],witness_position=0;for(let i in tx.ins){var addr=tx_parsed.inputs[i].address,value=util.BTC_to_Sat(tx_parsed.inputs[i].value);let addr_decode=coinjs.addressDecode(addr);var privKey=private_keys.find((pk=>verifyKey(addr,pk)));if(!privKey)return reject(`Private key missing for ${addr}`);const rs=_redeemScript(addr,privKey);var script;if(!1===rs?wif_keys.unshift(privKey):wif_keys.push(privKey),rs&&rs.length)if(rs.match(/^00/)&&44==rs.length||40==rs.length&&rs.match(/^[a-f0-9]+$/gi)){let s=coinjs.script();s.writeBytes(Crypto.util.hexToBytes(rs)),s.writeOp(0),s.writeBytes(coinjs.numToBytes(value.toFixed(0),8)),script=Crypto.util.bytesToHex(s.buffer),"bech32"==addr_decode&&(witness_position+=1)}else if("multisigBech32"===addr_decode.type){let redeemScript=btcOperator.extractLastHexStrings(tx.witness)[witness_position];witness_position+=1;let s=coinjs.script();s.writeBytes(Crypto.util.hexToBytes(redeemScript)),s.writeOp(0),s.writeBytes(coinjs.numToBytes(value.toFixed(0),8)),script=Crypto.util.bytesToHex(s.buffer)}else script=rs;else{let s=coinjs.script();s.writeOp(118),s.writeOp(169),s.writeBytes(addr_decode.bytes),s.writeOp(136),s.writeOp(172),script=Crypto.util.bytesToHex(s.buffer)}tx.ins[i].script=coinjs.script(script)}tx.witness=!1,console.debug("Unsigned:",tx.serialize()),new Set(wif_keys).forEach((key=>tx.sign(key,1))),btcOperator.checkSigned(tx)?resolve(tx.serialize()):reject("All private keys not present")})).catch((error=>reject(error)))})).catch((error=>reject(error)))}))},btcOperator.sendTx=function(senders,privkeys,receivers,amounts,fee=null,options={}){return options.sendingTx=!0,new Promise(((resolve,reject)=>{createSignedTx(senders,privkeys,receivers,amounts,fee,options).then((result=>{broadcastTx(result.transaction.serialize()).then((txid=>resolve(txid))).catch((error=>reject(error)))})).catch((error=>reject(error)))}))};const createSignedTx=btcOperator.createSignedTx=function(senders,privkeys,receivers,amounts,fee=null,options={}){return new Promise(((resolve,reject)=>{try{({senders:senders,privkeys:privkeys,receivers:receivers,amounts:amounts}=validateTxParameters({senders:senders,privkeys:privkeys,receivers:receivers,amounts:amounts,fee:fee,...options}))}catch(e){return reject(e)}let redeemScripts=[],wif_keys=[];for(let i in senders){let rs=_redeemScript(senders[i],privkeys[i]);redeemScripts.push(rs),!1===rs?wif_keys.unshift(privkeys[i]):wif_keys.push(privkeys[i])}if(redeemScripts.includes(null))return reject("Unable to get redeem-script");createTransaction({senders:senders,redeemScripts:redeemScripts,receivers:receivers,amounts:amounts,fee:fee,change_address:options.change_address||senders[0],...options}).then((result=>{let tx=result.transaction;console.debug("Unsigned:",tx.serialize()),new Set(wif_keys).forEach((key=>tx.sign(key,1))),console.debug("Signed:",tx.serialize()),resolve(result)})).catch((error=>reject(error)))}))};btcOperator.createTx=function(senders,receivers,amounts,fee=null,options={allowUnconfirmedUtxos:!1}){return new Promise(((resolve,reject)=>{try{({senders:senders,receivers:receivers,amounts:amounts}=validateTxParameters({senders:senders,receivers:receivers,amounts:amounts,fee:fee,change_address:options.change_address}))}catch(e){return reject(e)}let redeemScripts=senders.map((id=>_redeemScript(id)));if(redeemScripts.includes(null))return reject("Unable to get redeem-script");createTransaction({senders:senders,redeemScripts:redeemScripts,receivers:receivers,amounts:amounts,fee:fee,change_address:options.change_address||senders[0],...options}).then((result=>{result.tx_hex=result.transaction.serialize(),delete result.transaction,resolve(result)})).catch((error=>reject(error)))}))},btcOperator.createMultiSigTx=function(sender,redeemScript,receivers,amounts,fee=null,options={}){return new Promise(((resolve,reject)=>{let addr_type=validateAddress(sender);if(!["multisig","multisigBech32"].includes(addr_type))return reject("Invalid sender (multisig):"+sender);{let script=coinjs.script(),decode="multisig"==addr_type?script.decodeRedeemScript(redeemScript):script.decodeRedeemScriptBech32(redeemScript);if(!decode||decode.address!==sender)return reject("Invalid redeem-script")}try{({receivers:receivers,amounts:amounts}=validateTxParameters({receivers:receivers,amounts:amounts,fee:fee,change_address:options.change_address}))}catch(e){return reject(e)}createTransaction({senders:[sender],redeemScripts:[redeemScript],receivers:receivers,amounts:amounts,fee:fee,change_address:options.change_address||sender,...options}).then((result=>{result.tx_hex=result.transaction.serialize(),delete result.transaction,resolve(result)})).catch((error=>reject(error)))}))};const deserializeTx=btcOperator.deserializeTx=function(tx){if("string"==typeof tx||Array.isArray(tx))try{tx=coinjs.transaction().deserialize(tx)}catch{throw"Invalid transaction hex"}else if("object"!=typeof tx||"function"!=typeof tx.sign)throw"Invalid transaction object";return tx};btcOperator.signTx=function(tx,privkeys,sighashtype=1){tx=deserializeTx(tx),Array.isArray(privkeys)||(privkeys=[privkeys]);for(let i in privkeys)64===privkeys[i].length&&(privkeys[i]=coinjs.privkey2wif(privkeys[i]));return new Set(privkeys).forEach((key=>tx.sign(key,sighashtype))),tx.serialize()};const checkSigned=btcOperator.checkSigned=function(tx,bool=!0){tx=deserializeTx(tx);let n=[];for(let i in tx.ins){var s=tx.extractScriptKey(i);if("multisig"!==s.type&&"multisig_bech32"!==s.type)n.push("true"==s.signed||tx.witness[i]&&2==tx.witness[i].length);else{var rs=coinjs.script().decodeRedeemScript(s.script);let x={s:s.signatures,r:rs.signaturesRequired,t:rs.pubkeys.length};if(x.r>x.t)throw"signaturesRequired is more than publicKeys";x.s<x.r?n.push(x):n.push(!0)}}return bool?!n.filter((x=>!0!==x)).length:n};btcOperator.checkIfSameTx=function(tx1,tx2){if(tx1=deserializeTx(tx1),tx2=deserializeTx(tx2),tx1.ins.length!==tx2.ins.length||tx1.outs.length!==tx2.outs.length)return!1;for(let i=0;i<tx1.ins.length;i++)if(tx1.ins[i].outpoint.hash!==tx2.ins[i].outpoint.hash||tx1.ins[i].outpoint.index!==tx2.ins[i].outpoint.index)return!1;for(let i=0;i<tx1.outs.length;i++)if(tx1.outs[i].value!==tx2.outs[i].value||Crypto.util.bytesToHex(tx1.outs[i].script.buffer)!==Crypto.util.bytesToHex(tx2.outs[i].script.buffer))return!1;return!0};const getTxOutput=(txid,i)=>new Promise(((resolve,reject)=>{multiApi("tx",{txid:txid}).then((result=>resolve(result.out[i]))).catch((error=>reject(error)))})),parseTransaction=btcOperator.parseTransaction=function(tx){return new Promise(((resolve,reject)=>{tx=deserializeTx(tx);let result={},promises=[];for(let i=0;i<tx.ins.length;i++)promises.push(getTxOutput(tx.ins[i].outpoint.hash,tx.ins[i].outpoint.index));Promise.all(promises).then((inputs=>{result.inputs=inputs.map((inp=>Object({address:inp.addr,value:util.Sat_to_BTC(inp.value)})));let signed=checkSigned(tx,!1);result.inputs.forEach(((inp,i)=>inp.signed=signed[i])),result.outputs=tx.outs.map((out=>{var address;switch(out.script.chunks[0]){case 0:address=util.encodeBech32(Crypto.util.bytesToHex(out.script.chunks[1]),coinjs.bech32.version,coinjs.bech32.hrp);break;case 169:address=util.encodeLegacy(Crypto.util.bytesToHex(out.script.chunks[1]),coinjs.multisig);break;case 118:address=util.encodeLegacy(Crypto.util.bytesToHex(out.script.chunks[2]),coinjs.pub)}return{address:address,value:util.Sat_to_BTC(out.value)}})),result.total_input=parseFloat(result.inputs.reduce(((a,inp)=>a+inp.value),0).toFixed(8)),result.total_output=parseFloat(result.outputs.reduce(((a,out)=>a+out.value),0).toFixed(8)),result.fee=parseFloat((result.total_input-result.total_output).toFixed(8)),resolve(result)})).catch((error=>reject(error)))}))};btcOperator.transactionID=function(tx){tx=deserializeTx(tx);let clone=coinjs.clone(tx);clone.witness=null;let raw_bytes=Crypto.util.hexToBytes(clone.serialize()),txid=Crypto.SHA256(Crypto.SHA256(raw_bytes,{asBytes:!0}),{asBytes:!0}).reverse();return Crypto.util.bytesToHex(txid)};const getTx=btcOperator.getTx=txid=>new Promise((async(resolve,reject)=>{try{const result=await multiApi("tx",{txid:txid});resolve({confirmations:result.confirmations,block:result.block_height,txid:result.hash,time:result.time,size:result.size,fee:util.Sat_to_BTC(result.fee),inputs:result.inputs.map((i=>Object({address:i.prev_out.addr,value:util.Sat_to_BTC(i.prev_out.value)}))),total_input_value:util.Sat_to_BTC(result.inputs.reduce(((a,i)=>a+i.prev_out.value),0)),outputs:result.out.map((o=>Object({address:o.addr,value:util.Sat_to_BTC(o.value)}))),total_output_value:util.Sat_to_BTC(result.out.reduce(((a,o)=>a+o.value),0))})}catch(error){reject(error)}})).catch((error=>reject(error)));getTx.hex=btcOperator.getTx.hex=txid=>multiApi("txHex",{txid:txid}),btcOperator.getAddressData=address=>new Promise(((resolve,reject)=>{Promise.all([multiApi("balance",{addr:address}),multiApi("txs",{addr:address})]).then((([balance,txs])=>{const parsedTxs=txs.map((tx=>function(tx,addressOfTx){const{txid:txid,hash:hash,time:time,block_height:block_height,inputs:inputs,outputs:outputs,out:out,vin:vin,vout:vout,fee:fee,fees:fees,received:received,confirmed:confirmed,status:{block_height:statusBlockHeight,block_time:block_time}={}}=tx;let parsedTx={txid:hash||txid,time:1e3*time||new Date(confirmed||received).getTime()||1e3*block_time||Date.now(),block:block_height||statusBlockHeight,tx_senders:{}};(inputs||vin).forEach((i=>{const address=i.prev_out?.addr||i.addresses?.[0]||i.prev_out?.address||i.addr||i.prevout.scriptpubkey_address,value=i.prev_out?.value||i.output_value||i.value||i.prevout.value;address in parsedTx.tx_senders?parsedTx.tx_senders[address]+=value:parsedTx.tx_senders[address]=value})),parsedTx.tx_input_value=0;for(let senderAddr in parsedTx.tx_senders){let val=parsedTx.tx_senders[senderAddr];parsedTx.tx_senders[senderAddr]=util.Sat_to_BTC(val),parsedTx.tx_input_value+=val}parsedTx.tx_input_value=util.Sat_to_BTC(parsedTx.tx_input_value),parsedTx.tx_receivers={},(outputs||out||vout).forEach((o=>{const address=o.scriptpubkey_address||o.addresses?.[0]||o.scriptpubkey_address||o.addr,value=o.value||o.scriptpubkey_value;address in parsedTx.tx_receivers?parsedTx.tx_receivers[address]+=value:parsedTx.tx_receivers[address]=value})),parsedTx.tx_output_value=0;for(let receiverAddr in parsedTx.tx_receivers){let val=parsedTx.tx_receivers[receiverAddr];parsedTx.tx_receivers[receiverAddr]=util.Sat_to_BTC(val),parsedTx.tx_output_value+=val}return parsedTx.tx_output_value=util.Sat_to_BTC(parsedTx.tx_output_value),parsedTx.tx_fee=util.Sat_to_BTC(fee||fees||parsedTx.tx_input_value-parsedTx.tx_output_value),1===Object.keys(parsedTx.tx_receivers).length&&1===Object.keys(parsedTx.tx_senders).length&&Object.keys(parsedTx.tx_senders)[0]===Object.keys(parsedTx.tx_receivers)[0]?(parsedTx.type="self",parsedTx.amount=parsedTx.tx_receivers[addressOfTx],parsedTx.address=addressOfTx):addressOfTx in parsedTx.tx_senders&&Object.keys(parsedTx.tx_receivers).some((addr=>addr!==addressOfTx))?(parsedTx.type="out",parsedTx.receiver=Object.keys(parsedTx.tx_receivers).filter((addr=>addr!=addressOfTx)),parsedTx.amount=parsedTx.receiver.reduce(((t,addr)=>t+parsedTx.tx_receivers[addr]),0)+parsedTx.tx_fee):(parsedTx.type="in",parsedTx.sender=Object.keys(parsedTx.tx_senders).filter((addr=>addr!=addressOfTx)),parsedTx.amount=parsedTx.tx_receivers[addressOfTx]),parsedTx}(tx,address)));resolve({address:address,balance:balance,txs:parsedTxs})})).catch((error=>reject(error)))})),btcOperator.getBlock=block=>new Promise(((resolve,reject)=>{fetch_api(`rawblock/${block}`).then((result=>resolve({height:result.height,hash:result.hash,merkle_root:result.mrkl_root,prev_block:result.prev_block,next_block:result.next_block[0],size:result.size,time:1e3*result.time,txs:result.tx.map((t=>Object({fee:t.fee,size:t.size,inputs:t.inputs.map((i=>Object({address:i.prev_out.addr,value:util.Sat_to_BTC(i.prev_out.value)}))),total_input_value:util.Sat_to_BTC(t.inputs.reduce(((a,i)=>a+i.prev_out.value),0)),outputs:t.out.map((o=>Object({address:o.addr,value:util.Sat_to_BTC(o.value)}))),total_output_value:util.Sat_to_BTC(t.out.reduce(((a,o)=>a+o.value),0))})))}))).catch((error=>reject(error)))}))}();
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