diff --git a/components.js b/components.js
index 5542c05..f6a0f6b 100644
--- a/components.js
+++ b/components.js
@@ -254,7 +254,9 @@ border: none;
     min-width: 0;
 }
 .input.readonly .clear{
-    display: none;
+    opacity: 0 !important;
+    margin-right: -2em;
+    pointer-events: none !important;
 }
 .readonly{
     pointer-events: none;
diff --git a/index.html b/index.html
index a034353..eda9b9a 100644
--- a/index.html
+++ b/index.html
@@ -933,33 +933,34 @@
         </section>
         <section id="settings_page" class="page hide-completely">
             <h3 class="bottom-margin">Settings<h3>
-                    <section>
-                        <h4>My FLO address</h4>
-                        <div class="copy-row">
-                            <h4 class="user-flo-id copy"></h4>
-                            <svg class="icon" onclick="copyToClipboard(this.parentNode)" viewBox="0 0 64 64">
-                                <title>Copy</title>
-                                <rect x="16" y="16" width="48" height="48" rx="6" />
-                                <path d="M.5,47.52V6.5a6,6,0,0,1,6-6h41" />
-                            </svg>
-                        </div>
-                    </section>
-                    <h4>Theme</h4>
-                    <div class="flex">
-                        <p>Toggle dark theme</p>
-                        <sm-switch id="theme_switcher" class="justify-right"></sm-switch>
-                    </div>
-                    <div class="user-option">
-                        <h4 class="top-margin">My UPIs</h4>
-                        <div class="upi-container"></div>
-                        <p class="empty-state">Add UPI address for easier access during various transactions.</p>
-                        <sm-button variant="no-outline" onclick="showPopup('add_upi_popup')">+ Add UPI address
-                        </sm-button>
-                    </div>
-                    <h4>Sign Out</h4>
-                    <p>Signing out will erase all the data stored in local storage and Indexed DB. This will remove
-                        saved private key, UPI addresses and contacts.</p>
-                    <sm-button variant="primary" onclick="signOut()">Sign out</sm-button>
+            <div id="my_qr_code"></div>
+            <section>
+                <h4>My FLO address</h4>
+                <div class="copy-row">
+                    <h4 class="user-flo-id copy"></h4>
+                    <svg class="icon" onclick="copyToClipboard(this.parentNode)" viewBox="0 0 64 64">
+                        <title>Copy</title>
+                        <rect x="16" y="16" width="48" height="48" rx="6" />
+                        <path d="M.5,47.52V6.5a6,6,0,0,1,6-6h41" />
+                    </svg>
+                </div>
+            </section>
+            <h4>Theme</h4>
+            <div class="flex">
+                <p>Toggle dark theme</p>
+                <sm-switch id="theme_switcher" class="justify-right"></sm-switch>
+            </div>
+            <div class="user-option">
+                <h4 class="top-margin">My UPIs</h4>
+                <div class="upi-container"></div>
+                <p class="empty-state">Add UPI address for easier access during various transactions.</p>
+                <sm-button variant="no-outline" onclick="showPopup('add_upi_popup')">+ Add UPI address
+                </sm-button>
+            </div>
+            <h4>Sign Out</h4>
+            <p>Signing out will erase all the data stored in local storage and Indexed DB. This will remove
+                saved private key, UPI addresses and contacts.</p>
+            <sm-button variant="primary" onclick="signOut()">Sign out</sm-button>
         </section>
         <section id="transaction_page" class="page">
             <header class="flex align-center" onclick="showPage('activity_page', 'activity_page_btn')">
@@ -1977,24 +1978,19 @@
             // Function for accepting payment request
             document.getElementById('payment_request_tab').addEventListener('click', async (e) => {
                 if (e.target.closest('.send-rupee')) {
-                    let parent = e.target.closest('.request'),
-                        senderAddress = parent.dataset.senderAddress,
-                        amount = parent.dataset.amount,
-                        paymentRequestId = parent.dataset.paymentRequestId;;
-                    showPopup('send_rupee_popup');
+                    currentPaymentRequest = e.target.closest('.request')
+                    let senderAddress = currentPaymentRequest.dataset.senderAddress,
+                        amount = currentPaymentRequest.dataset.amount
                     payingRequested = true;
-                    currentPaymentRequest = {
-                        paymentRequest: parent,
-                        requestId: paymentRequestId
-                    }
                     tokenReceiver.value = senderAddress;
                     tokenAmount.value = amount;
                     tokenReceiver.readOnly = true
                     tokenAmount.readOnly = true
+                    showPopup('send_rupee_popup');
                 }
                 if (e.target.closest('.decline-request')) {
-                    let parent = e.target.closest('.request'),
-                        paymentRequestId = parent.dataset.paymentRequestId;
+                    currentPaymentRequest = e.target.closest('.request')
+                    let paymentRequestId = currentPaymentRequest.dataset.paymentRequestId;
                     if (await confirmation(`Do want to decline this request?`, 'No', 'Decline')) {
                         const all_reqs = removeDuplicates(floDapps.getNextGeneralData(token_app.master_configurations
                             .TYPE_REQUEST_PAYMENT, "0").reverse());
@@ -2003,6 +1999,7 @@
                             .map(m => m.message)[0];
 
                         payment_request_status(original_req, 'DECLINED')
+                        declinedPaymentRequestContainer.prepend(e.target.closest('.request'))
                         e.target.closest('.request').remove()
                     }
                 }
@@ -2387,6 +2384,8 @@
             }
         }
     </script>
+    <script src="qrcode.min.js"></script>
+    <script src="qrcode-scanner.min.js"></script>
     <script id="init_lib">
         //All util libraries required for Standard operations (DO NOT EDIT ANY)
 
@@ -12014,6 +12013,7 @@
                     defaultUPI = localStorage.getItem(`defaultUPI${myFloID}`)
                     renderUserUPI()
                     renderAllContacts()
+                    new QRCode(document.getElementById("my_qr_code"), myFloID);
 
                     showPage('home_page', 'home_page_btn')
                     show_payment_requests()
@@ -12483,21 +12483,23 @@
                         hidePopup()
                         return false;
                     } else {
-                        hidePopup()
-                        showTransactionStatus('success', 'Rupee Sent', 'It may take upto 48 working hours for transaction to be completed.', flo_txid);
-                        sentActivityContainer.prepend(render.activityCard({ type: 'sent', amount: token_amount, timeStamp: `${Date.now()}_${myFloID}`, token_txid: flo_txid, receiver: token_receiver }))
-                        refresh_balance()
-                        if (payingRequested === true) {
+                        if (payingRequested) {
                             const all_reqs = removeDuplicates(floDapps.getNextGeneralData(token_app.master_configurations
                                 .TYPE_REQUEST_PAYMENT, "0").reverse());
-
+                                
                             const original_req = all_reqs
-                                .filter(f => f.message.pay_req_id === currentPaymentRequest.requestId)
+                                .filter(f => f.message.pay_req_id === currentPaymentRequest.dataset.paymentRequestId)
                                 .map(m => m.message)[0];
-
+                                
                             payment_request_status(original_req, 'APPROVED')
-                            showPayThruCashierRequests();
-                        } else if (payingRequested === false) {
+                            paidPaymentRequestContainer.prepend(currentPaymentRequest)
+                            for(child of pendingPaymentRequestContainer.children){
+                                if(child.dataset.paymentRequestId === currentPaymentRequest.dataset.paymentRequestId){
+                                    child.remove()
+                                }
+                            }
+                            show_payment_requests();
+                        } else{
                             let receiverID = myFloID;
                             floGlobals.appObjects[token_app.master_configurations.TYPE_SENT_TOKENS][flo_txid] = {
                                 token_sender, token_receiver, token_amount, token_name_radio,
@@ -12505,6 +12507,10 @@
                             };
                             floCloudAPI.updateObjectData(token_app.master_configurations.TYPE_SENT_TOKENS, options = { receiverID });
                         }
+                        hidePopup()
+                        showTransactionStatus('success', 'Rupee Sent', 'It may take upto 48 working hours for transaction to be completed.', flo_txid);
+                        sentActivityContainer.prepend(render.activityCard({ type: 'sent', amount: token_amount, timeStamp: `${Date.now()}_${myFloID}`, token_txid: flo_txid, receiver: token_receiver }))
+                        refresh_balance()
                         return true;
                     }
                 }
@@ -13225,6 +13231,10 @@
                 return false;
             }
         }
+ 
+        const   pendingPaymentRequestContainer = document.getElementById("pending_payment_request_container"),
+                paidPaymentRequestContainer = document.getElementById("paid_payment_request_container"),
+                declinedPaymentRequestContainer = document.getElementById("declined_payment_request_container");
 
         async function show_payment_requests(requests_received = true, recvr_id = '') {
             try {
@@ -13253,12 +13263,8 @@
                 let processed_payments_requests = approved_reqs_list.map(m => m.message.pay_req_id).concat(declined_reqs_list
                     .map(m => m.message.pay_req_id));
 
-                let pendingPaymentRequestContainer = document.getElementById("pending_payment_request_container"),
-                    approvedPaymentRequestContainer = document.getElementById("paid_payment_request_container"),
-                    declinedPaymentRequestContainer = document.getElementById("declined_payment_request_container");
-
                 pendingPaymentRequestContainer.innerHTML = ``;
-                approvedPaymentRequestContainer.innerHTML = ``;
+                paidPaymentRequestContainer.innerHTML = ``;
                 declinedPaymentRequestContainer.innerHTML = ``;
 
                 for (const m of general_msg) {
@@ -13286,7 +13292,7 @@
                     } = m.message;
                     frag.append(render.paymentRequest(datetime, sender_flo_id, amount, pay_req_id))
                 }
-                approvedPaymentRequestContainer.append(frag)
+                paidPaymentRequestContainer.append(frag)
 
                 for (const m of declined_reqs_list) {
                     let {
diff --git a/qrcode-scanner.min.js b/qrcode-scanner.min.js
new file mode 100644
index 0000000..b275c07
--- /dev/null
+++ b/qrcode-scanner.min.js
@@ -0,0 +1,7 @@
+function getLazarSoftScanner(){var e={};function t(e,t){this.count=e,this.dataCodewords=t,this.__defineGetter__("Count",function(){return this.count}),this.__defineGetter__("DataCodewords",function(){return this.dataCodewords})}function n(e,t,n){this.ecCodewordsPerBlock=e,this.ecBlocks=n?new Array(t,n):new Array(t),this.__defineGetter__("ECCodewordsPerBlock",function(){return this.ecCodewordsPerBlock}),this.__defineGetter__("TotalECCodewords",function(){return this.ecCodewordsPerBlock*this.NumBlocks}),this.__defineGetter__("NumBlocks",function(){for(var e=0,t=0;t<this.ecBlocks.length;t++)e+=this.ecBlocks[t].length;return e}),this.getECBlocks=function(){return this.ecBlocks}}function r(e,t,n,r,i,a){this.versionNumber=e,this.alignmentPatternCenters=t,this.ecBlocks=new Array(n,r,i,a);for(var o=0,s=n.ECCodewordsPerBlock,h=n.getECBlocks(),w=0;w<h.length;w++){var f=h[w];o+=f.Count*(f.DataCodewords+s)}this.totalCodewords=o,this.__defineGetter__("VersionNumber",function(){return this.versionNumber}),this.__defineGetter__("AlignmentPatternCenters",function(){return this.alignmentPatternCenters}),this.__defineGetter__("TotalCodewords",function(){return this.totalCodewords}),this.__defineGetter__("DimensionForVersion",function(){return 17+4*this.versionNumber}),this.buildFunctionPattern=function(){var e=this.DimensionForVersion,t=new v(e);t.setRegion(0,0,9,9),t.setRegion(e-8,0,8,9),t.setRegion(0,e-8,9,8);for(var n=this.alignmentPatternCenters.length,r=0;r<n;r++)for(var i=this.alignmentPatternCenters[r]-2,a=0;a<n;a++)0==r&&(0==a||a==n-1)||r==n-1&&0==a||t.setRegion(this.alignmentPatternCenters[a]-2,i,5,5);return t.setRegion(6,9,1,e-17),t.setRegion(9,6,e-17,1),this.versionNumber>6&&(t.setRegion(e-11,0,3,6),t.setRegion(0,e-11,6,3)),t},this.getECBlocksForLevel=function(e){return this.ecBlocks[e.ordinal()]}}function i(e,t,n,r,a,o,s,h,w){this.a11=e,this.a12=r,this.a13=s,this.a21=t,this.a22=a,this.a23=h,this.a31=n,this.a32=o,this.a33=w,this.transformPoints1=function(e){for(var t=e.length,n=this.a11,r=this.a12,i=this.a13,a=this.a21,o=this.a22,s=this.a23,h=this.a31,w=this.a32,f=this.a33,u=0;u<t;u+=2){var d=e[u],l=e[u+1],c=i*d+s*l+f;e[u]=(n*d+a*l+h)/c,e[u+1]=(r*d+o*l+w)/c}},this.transformPoints2=function(e,t){for(var n=e.length,r=0;r<n;r++){var i=e[r],a=t[r],o=this.a13*i+this.a23*a+this.a33;e[r]=(this.a11*i+this.a21*a+this.a31)/o,t[r]=(this.a12*i+this.a22*a+this.a32)/o}},this.buildAdjoint=function(){return new i(this.a22*this.a33-this.a23*this.a32,this.a23*this.a31-this.a21*this.a33,this.a21*this.a32-this.a22*this.a31,this.a13*this.a32-this.a12*this.a33,this.a11*this.a33-this.a13*this.a31,this.a12*this.a31-this.a11*this.a32,this.a12*this.a23-this.a13*this.a22,this.a13*this.a21-this.a11*this.a23,this.a11*this.a22-this.a12*this.a21)},this.times=function(e){return new i(this.a11*e.a11+this.a21*e.a12+this.a31*e.a13,this.a11*e.a21+this.a21*e.a22+this.a31*e.a23,this.a11*e.a31+this.a21*e.a32+this.a31*e.a33,this.a12*e.a11+this.a22*e.a12+this.a32*e.a13,this.a12*e.a21+this.a22*e.a22+this.a32*e.a23,this.a12*e.a31+this.a22*e.a32+this.a32*e.a33,this.a13*e.a11+this.a23*e.a12+this.a33*e.a13,this.a13*e.a21+this.a23*e.a22+this.a33*e.a23,this.a13*e.a31+this.a23*e.a32+this.a33*e.a33)}}function a(e,t){this.bits=e,this.points=t}function o(t){this.image=t,this.resultPointCallback=null,this.sizeOfBlackWhiteBlackRun=function(e,t,n,r){var i=Math.abs(r-t)>Math.abs(n-e);if(i){var a=e;e=t,t=a,a=n,n=r,r=a}for(var o=Math.abs(n-e),s=Math.abs(r-t),h=-o>>1,w=t<r?1:-1,f=e<n?1:-1,u=0,d=e,l=t;d!=n;d+=f){var c=i?l:d,g=i?d:l;if(1==u?this.image[c+g*A.width]&&u++:this.image[c+g*A.width]||u++,3==u){var v=d-e,m=l-t;return Math.sqrt(v*v+m*m)}if((h+=s)>0){if(l==r)break;l+=w,h-=o}}var b=n-e,y=r-t;return Math.sqrt(b*b+y*y)},this.sizeOfBlackWhiteBlackRunBothWays=function(e,t,n,r){var i=this.sizeOfBlackWhiteBlackRun(e,t,n,r),a=1,o=e-(n-e);o<0?(a=e/(e-o),o=0):o>=A.width&&(a=(A.width-1-e)/(o-e),o=A.width-1);var s=Math.floor(t-(r-t)*a);return a=1,s<0?(a=t/(t-s),s=0):s>=A.height&&(a=(A.height-1-t)/(s-t),s=A.height-1),o=Math.floor(e+(o-e)*a),(i+=this.sizeOfBlackWhiteBlackRun(e,t,o,s))-1},this.calculateModuleSizeOneWay=function(e,t){var n=this.sizeOfBlackWhiteBlackRunBothWays(Math.floor(e.X),Math.floor(e.Y),Math.floor(t.X),Math.floor(t.Y)),r=this.sizeOfBlackWhiteBlackRunBothWays(Math.floor(t.X),Math.floor(t.Y),Math.floor(e.X),Math.floor(e.Y));return isNaN(n)?r/7:isNaN(r)?n/7:(n+r)/14},this.calculateModuleSize=function(e,t,n){return(this.calculateModuleSizeOneWay(e,t)+this.calculateModuleSizeOneWay(e,n))/2},this.distance=function(e,t){var n=e.X-t.X,r=e.Y-t.Y;return Math.sqrt(n*n+r*r)},this.computeDimension=function(e,t,n,r){var i=7+(Math.round(this.distance(e,t)/r)+Math.round(this.distance(e,n)/r)>>1);switch(3&i){case 0:i++;break;case 2:i--;break;case 3:throw"Error"}return i},this.findAlignmentInRegion=function(e,t,n,r){var i=Math.floor(r*e),a=Math.max(0,t-i),o=Math.min(A.width-1,t+i);if(o-a<3*e)throw"Error";var s=Math.max(0,n-i),h=Math.min(A.height-1,n+i);return new F(this.image,a,s,o-a,h-s,e,this.resultPointCallback).find()},this.createTransform=function(e,t,n,r,a){var o,s,h,w,f=a-3.5;return null!=r?(o=r.X,s=r.Y,h=w=f-3):(o=t.X-e.X+n.X,s=t.Y-e.Y+n.Y,h=w=f),i.quadrilateralToQuadrilateral(3.5,3.5,f,3.5,h,w,3.5,f,e.X,e.Y,t.X,t.Y,o,s,n.X,n.Y)},this.sampleGrid=function(t,n,r){return e.sampleGrid3(t,r,n)},this.processFinderPatternInfo=function(e){var t=e.TopLeft,n=e.TopRight,i=e.BottomLeft,o=this.calculateModuleSize(t,n,i);if(o<1)throw"Error";var s=this.computeDimension(t,n,i,o),h=r.getProvisionalVersionForDimension(s),w=h.DimensionForVersion-7,f=null;if(h.AlignmentPatternCenters.length>0)for(var u=n.X-t.X+i.X,d=n.Y-t.Y+i.Y,l=1-3/w,c=Math.floor(t.X+l*(u-t.X)),g=Math.floor(t.Y+l*(d-t.Y)),v=4;v<=16;v<<=1){f=this.findAlignmentInRegion(o,c,g,v);break}var m=this.createTransform(t,n,i,f,s);return new a(this.sampleGrid(this.image,m,s),null==f?new Array(i,t,n):new Array(i,t,n,f))},this.detect=function(){var e=(new D).findFinderPattern(this.image);return this.processFinderPatternInfo(e)}}e.checkAndNudgePoints=function(e,t){for(var n=A.width,r=A.height,i=!0,a=0;a<t.length&&i;a+=2){var o=Math.floor(t[a]),s=Math.floor(t[a+1]);if(o<-1||o>n||s<-1||s>r)throw"Error.checkAndNudgePoints ";i=!1,-1==o?(t[a]=0,i=!0):o==n&&(t[a]=n-1,i=!0),-1==s?(t[a+1]=0,i=!0):s==r&&(t[a+1]=r-1,i=!0)}i=!0;for(a=t.length-2;a>=0&&i;a-=2){o=Math.floor(t[a]),s=Math.floor(t[a+1]);if(o<-1||o>n||s<-1||s>r)throw"Error.checkAndNudgePoints ";i=!1,-1==o?(t[a]=0,i=!0):o==n&&(t[a]=n-1,i=!0),-1==s?(t[a+1]=0,i=!0):s==r&&(t[a+1]=r-1,i=!0)}},e.sampleGrid3=function(t,n,r){for(var i=new v(n),a=new Array(n<<1),o=0;o<n;o++){for(var s=a.length,h=o+.5,w=0;w<s;w+=2)a[w]=.5+(w>>1),a[w+1]=h;r.transformPoints1(a),e.checkAndNudgePoints(t,a);try{for(w=0;w<s;w+=2){t[Math.floor(a[w])+A.width*Math.floor(a[w+1])]&&i.set_Renamed(w>>1,o)}}catch(e){throw"Error.checkAndNudgePoints"}}return i},e.sampleGridx=function(t,n,r,a,o,s,h,w,f,u,d,l,c,g,v,m,b,y){var C=i.quadrilateralToQuadrilateral(r,a,o,s,h,w,f,u,d,l,c,g,v,m,b,y);return e.sampleGrid3(t,n,C)},r.VERSION_DECODE_INFO=new Array(31892,34236,39577,42195,48118,51042,55367,58893,63784,68472,70749,76311,79154,84390,87683,92361,96236,102084,102881,110507,110734,117786,119615,126325,127568,133589,136944,141498,145311,150283,152622,158308,161089,167017),r.VERSIONS=new Array(new r(1,new Array,new n(7,new t(1,19)),new n(10,new t(1,16)),new n(13,new t(1,13)),new n(17,new t(1,9))),new r(2,new Array(6,18),new n(10,new t(1,34)),new n(16,new t(1,28)),new n(22,new t(1,22)),new n(28,new t(1,16))),new r(3,new Array(6,22),new n(15,new t(1,55)),new n(26,new t(1,44)),new n(18,new t(2,17)),new 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Array(9396,28),new Array(8579,29),new Array(11994,30),new Array(11245,31)),h=new Array(0,1,1,2,1,2,2,3,1,2,2,3,2,3,3,4);function w(e){this.errorCorrectionLevel=f.forBits(e>>3&3),this.dataMask=7&e,this.__defineGetter__("ErrorCorrectionLevel",function(){return this.errorCorrectionLevel}),this.__defineGetter__("DataMask",function(){return this.dataMask}),this.GetHashCode=function(){return this.errorCorrectionLevel.ordinal()<<3|this.dataMask},this.Equals=function(e){var t=e;return this.errorCorrectionLevel==t.errorCorrectionLevel&&this.dataMask==t.dataMask}}function f(e,t,n){this.ordinal_Renamed_Field=e,this.bits=t,this.name=n,this.__defineGetter__("Bits",function(){return this.bits}),this.__defineGetter__("Name",function(){return this.name}),this.ordinal=function(){return this.ordinal_Renamed_Field}}w.numBitsDiffering=function(e,t){return h[15&(e^=t)]+h[15&M(e,4)]+h[15&M(e,8)]+h[15&M(e,12)]+h[15&M(e,16)]+h[15&M(e,20)]+h[15&M(e,24)]+h[15&M(e,28)]},w.decodeFormatInformation=function(e){var t=w.doDecodeFormatInformation(e);return null!=t?t:w.doDecodeFormatInformation(21522^e)},w.doDecodeFormatInformation=function(e){for(var t=4294967295,n=0,r=0;r<s.length;r++){var i=s[r],a=i[0];if(a==e)return new w(i[1]);var o=this.numBitsDiffering(e,a);o<t&&(n=i[1],t=o)}return t<=3?new w(n):null},f.forBits=function(e){if(e<0||e>=g.length)throw"ArgumentException";return g[e]};var u=new f(0,1,"L"),d=new f(1,0,"M"),l=new f(2,3,"Q"),c=new f(3,2,"H"),g=new Array(d,u,c,l);function v(e,t){if(t||(t=e),e<1||t<1)throw"Both dimensions must be greater than 0";this.width=e,this.height=t;var n=e>>5;0!=(31&e)&&n++,this.rowSize=n,this.bits=new Array(n*t);for(var r=0;r<this.bits.length;r++)this.bits[r]=0;this.__defineGetter__("Width",function(){return this.width}),this.__defineGetter__("Height",function(){return this.height}),this.__defineGetter__("Dimension",function(){if(this.width!=this.height)throw"Can't call getDimension() on a non-square matrix";return 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n=0,i=e-11,a=5;a>=0;a--)for(var o=e-9;o>=i;o--)n=this.copyBit(o,a,n);if(this.parsedVersion=r.decodeVersionInformation(n),null!=this.parsedVersion&&this.parsedVersion.DimensionForVersion==e)return this.parsedVersion;n=0;for(o=5;o>=0;o--)for(a=e-9;a>=i;a--)n=this.copyBit(o,a,n);if(this.parsedVersion=r.decodeVersionInformation(n),null!=this.parsedVersion&&this.parsedVersion.DimensionForVersion==e)return this.parsedVersion;throw"Error readVersion"},this.readCodewords=function(){var e=this.readFormatInformation(),t=this.readVersion(),n=y.forReference(e.DataMask),r=this.bitMatrix.Dimension;n.unmaskBitMatrix(this.bitMatrix,r);for(var i=t.buildFunctionPattern(),a=!0,o=new Array(t.TotalCodewords),s=0,h=0,w=0,f=r-1;f>0;f-=2){6==f&&f--;for(var u=0;u<r;u++)for(var d=a?r-1-u:u,l=0;l<2;l++)i.get_Renamed(f-l,d)||(w++,h<<=1,this.bitMatrix.get_Renamed(f-l,d)&&(h|=1),8==w&&(o[s++]=h,w=0,h=0));a^=!0}if(s!=t.TotalCodewords)throw"Error readCodewords";return o}}m.getDataBlocks=function(e,t,n){if(e.length!=t.TotalCodewords)throw"ArgumentException";for(var r=t.getECBlocksForLevel(n),i=0,a=r.getECBlocks(),o=0;o<a.length;o++)i+=a[o].Count;for(var s=new Array(i),h=0,w=0;w<a.length;w++){var f=a[w];for(o=0;o<f.Count;o++){var u=f.DataCodewords,d=r.ECCodewordsPerBlock+u;s[h++]=new m(u,new Array(d))}}for(var l=s[0].codewords.length,c=s.length-1;c>=0;){if(s[c].codewords.length==l)break;c--}c++;var g=l-r.ECCodewordsPerBlock,v=0;for(o=0;o<g;o++)for(w=0;w<h;w++)s[w].codewords[o]=e[v++];for(w=c;w<h;w++)s[w].codewords[g]=e[v++];var b=s[0].codewords.length;for(o=g;o<b;o++)for(w=0;w<h;w++){var y=w<c?o:o+1;s[w].codewords[y]=e[v++]}return s};var y={};function C(e,t){if(null==t||0==t.length)throw"System.ArgumentException";this.field=e;var n=t.length;if(n>1&&0==t[0]){for(var r=1;r<n&&0==t[r];)r++;if(r==n)this.coefficients=e.Zero.coefficients;else{this.coefficients=new Array(n-r);for(var i=0;i<this.coefficients.length;i++)this.coefficients[i]=0;for(var a=0;a<this.coefficients.length;a++)this.coefficients[a]=t[r+a]}}else this.coefficients=t;this.__defineGetter__("Zero",function(){return 0==this.coefficients[0]}),this.__defineGetter__("Degree",function(){return this.coefficients.length-1}),this.__defineGetter__("Coefficients",function(){return this.coefficients}),this.getCoefficient=function(e){return this.coefficients[this.coefficients.length-1-e]},this.evaluateAt=function(e){if(0==e)return this.getCoefficient(0);var t=this.coefficients.length;if(1==e){for(var n=0,r=0;r<t;r++)n=_.addOrSubtract(n,this.coefficients[r]);return n}var i=this.coefficients[0];for(r=1;r<t;r++)i=_.addOrSubtract(this.field.multiply(e,i),this.coefficients[r]);return i},this.addOrSubtract=function(t){if(this.field!=t.field)throw"GF256Polys do not have same GF256 field";if(this.Zero)return t;if(t.Zero)return this;var n=this.coefficients,r=t.coefficients;if(n.length>r.length){var i=n;n=r,r=i}for(var a=new Array(r.length),o=r.length-n.length,s=0;s<o;s++)a[s]=r[s];for(var h=o;h<r.length;h++)a[h]=_.addOrSubtract(n[h-o],r[h]);return new C(e,a)},this.multiply1=function(e){if(this.field!=e.field)throw"GF256Polys do not have same GF256 field";if(this.Zero||e.Zero)return this.field.Zero;for(var t=this.coefficients,n=t.length,r=e.coefficients,i=r.length,a=new Array(n+i-1),o=0;o<n;o++)for(var s=t[o],h=0;h<i;h++)a[o+h]=_.addOrSubtract(a[o+h],this.field.multiply(s,r[h]));return new C(this.field,a)},this.multiply2=function(e){if(0==e)return this.field.Zero;if(1==e)return this;for(var t=this.coefficients.length,n=new Array(t),r=0;r<t;r++)n[r]=this.field.multiply(this.coefficients[r],e);return new C(this.field,n)},this.multiplyByMonomial=function(e,t){if(e<0)throw"System.ArgumentException";if(0==t)return this.field.Zero;for(var n=this.coefficients.length,r=new Array(n+e),i=0;i<r.length;i++)r[i]=0;for(i=0;i<n;i++)r[i]=this.field.multiply(this.coefficients[i],t);return new C(this.field,r)},this.divide=function(e){if(this.field!=e.field)throw"GF256Polys do not have same GF256 field";if(e.Zero)throw"Divide by 0";for(var t=this.field.Zero,n=this,r=e.getCoefficient(e.Degree),i=this.field.inverse(r);n.Degree>=e.Degree&&!n.Zero;){var a=n.Degree-e.Degree,o=this.field.multiply(n.getCoefficient(n.Degree),i),s=e.multiplyByMonomial(a,o),h=this.field.buildMonomial(a,o);t=t.addOrSubtract(h),n=n.addOrSubtract(s)}return new Array(t,n)}}function _(e){this.expTable=new Array(256),this.logTable=new Array(256);for(var t=1,n=0;n<256;n++)this.expTable[n]=t,(t<<=1)>=256&&(t^=e);for(n=0;n<255;n++)this.logTable[this.expTable[n]]=n;var r=new Array(1);r[0]=0,this.zero=new C(this,new Array(r));var i=new Array(1);i[0]=1,this.one=new C(this,new Array(i)),this.__defineGetter__("Zero",function(){return this.zero}),this.__defineGetter__("One",function(){return this.one}),this.buildMonomial=function(e,t){if(e<0)throw"System.ArgumentException";if(0==t)return this.zero;for(var n=new Array(e+1),r=0;r<n.length;r++)n[r]=0;return n[0]=t,new C(this,n)},this.exp=function(e){return this.expTable[e]},this.log=function(e){if(0==e)throw"System.ArgumentException";return this.logTable[e]},this.inverse=function(e){if(0==e)throw"System.ArithmeticException";return this.expTable[255-this.logTable[e]]},this.multiply=function(e,t){return 0==e||0==t?0:1==e?t:1==t?e:this.expTable[(this.logTable[e]+this.logTable[t])%255]}}y.forReference=function(e){if(e<0||e>7)throw"System.ArgumentException";return y.DATA_MASKS[e]},y.DATA_MASKS=new Array(new function(){this.unmaskBitMatrix=function(e,t){for(var n=0;n<t;n++)for(var r=0;r<t;r++)this.isMasked(n,r)&&e.flip(r,n)},this.isMasked=function(e,t){return 0==(e+t&1)}},new function(){this.unmaskBitMatrix=function(e,t){for(var n=0;n<t;n++)for(var r=0;r<t;r++)this.isMasked(n,r)&&e.flip(r,n)},this.isMasked=function(e,t){return 0==(1&e)}},new function(){this.unmaskBitMatrix=function(e,t){for(var n=0;n<t;n++)for(var r=0;r<t;r++)this.isMasked(n,r)&&e.flip(r,n)},this.isMasked=function(e,t){return t%3==0}},new function(){this.unmaskBitMatrix=function(e,t){for(var n=0;n<t;n++)for(var r=0;r<t;r++)this.isMasked(n,r)&&e.flip(r,n)},this.isMasked=function(e,t){return(e+t)%3==0}},new function(){this.unmaskBitMatrix=function(e,t){for(var n=0;n<t;n++)for(var r=0;r<t;r++)this.isMasked(n,r)&&e.flip(r,n)},this.isMasked=function(e,t){return 0==(M(e,1)+t/3&1)}},new function(){this.unmaskBitMatrix=function(e,t){for(var n=0;n<t;n++)for(var r=0;r<t;r++)this.isMasked(n,r)&&e.flip(r,n)},this.isMasked=function(e,t){var n=e*t;return(1&n)+n%3==0}},new function(){this.unmaskBitMatrix=function(e,t){for(var n=0;n<t;n++)for(var r=0;r<t;r++)this.isMasked(n,r)&&e.flip(r,n)},this.isMasked=function(e,t){var n=e*t;return 0==((1&n)+n%3&1)}},new function(){this.unmaskBitMatrix=function(e,t){for(var n=0;n<t;n++)for(var r=0;r<t;r++)this.isMasked(n,r)&&e.flip(r,n)},this.isMasked=function(e,t){return 0==((e+t&1)+e*t%3&1)}}),_.QR_CODE_FIELD=new _(285),_.DATA_MATRIX_FIELD=new _(301),_.addOrSubtract=function(e,t){return e^t};var p={};p.rsDecoder=new function(e){this.field=e,this.decode=function(e,t){for(var n=new C(this.field,e),r=new Array(t),i=0;i<r.length;i++)r[i]=0;var a=!0;for(i=0;i<t;i++){var o=n.evaluateAt(this.field.exp(i));r[r.length-1-i]=o,0!=o&&(a=!1)}if(!a){var s=new C(this.field,r),h=this.runEuclideanAlgorithm(this.field.buildMonomial(t,1),s,t),w=h[0],f=h[1],u=this.findErrorLocations(w),d=this.findErrorMagnitudes(f,u,!1);for(i=0;i<u.length;i++){var l=e.length-1-this.field.log(u[i]);if(l<0)throw"ReedSolomonException Bad error location";e[l]=_.addOrSubtract(e[l],d[i])}}},this.runEuclideanAlgorithm=function(e,t,n){if(e.Degree<t.Degree){var r=e;e=t,t=r}for(var i=e,a=t,o=this.field.One,s=this.field.Zero,h=this.field.Zero,w=this.field.One;a.Degree>=Math.floor(n/2);){var f=i,u=o,d=h;if(o=s,h=w,(i=a).Zero)throw"r_{i-1} was zero";a=f;for(var l=this.field.Zero,c=i.getCoefficient(i.Degree),g=this.field.inverse(c);a.Degree>=i.Degree&&!a.Zero;){var v=a.Degree-i.Degree,m=this.field.multiply(a.getCoefficient(a.Degree),g);l=l.addOrSubtract(this.field.buildMonomial(v,m)),a=a.addOrSubtract(i.multiplyByMonomial(v,m))}s=l.multiply1(o).addOrSubtract(u),w=l.multiply1(h).addOrSubtract(d)}var b=w.getCoefficient(0);if(0==b)throw"ReedSolomonException sigmaTilde(0) was zero";var y=this.field.inverse(b),C=w.multiply2(y),_=a.multiply2(y);return new Array(C,_)},this.findErrorLocations=function(e){var t=e.Degree;if(1==t)return new Array(e.getCoefficient(1));for(var n=new Array(t),r=0,i=1;i<256&&r<t;i++)0==e.evaluateAt(i)&&(n[r]=this.field.inverse(i),r++);if(r!=t)throw"Error locator degree does not match number of roots";return n},this.findErrorMagnitudes=function(e,t,n){for(var r=t.length,i=new Array(r),a=0;a<r;a++){for(var o=this.field.inverse(t[a]),s=1,h=0;h<r;h++)a!=h&&(s=this.field.multiply(s,_.addOrSubtract(1,this.field.multiply(t[h],o))));i[a]=this.field.multiply(e.evaluateAt(o),this.field.inverse(s)),n&&(i[a]=this.field.multiply(i[a],o))}return i}}(_.QR_CODE_FIELD),p.correctErrors=function(e,t){for(var n=e.length,r=new Array(n),i=0;i<n;i++)r[i]=255&e[i];var a=e.length-t;try{p.rsDecoder.decode(r,a)}catch(e){throw e}for(i=0;i<t;i++)e[i]=r[i]},p.decode=function(e){for(var t=new b(e),n=t.readVersion(),r=t.readFormatInformation().ErrorCorrectionLevel,i=t.readCodewords(),a=m.getDataBlocks(i,n,r),o=0,s=0;s<a.length;s++)o+=a[s].NumDataCodewords;for(var h=new Array(o),w=0,f=0;f<a.length;f++){var u=a[f],d=u.Codewords,l=u.NumDataCodewords;p.correctErrors(d,l);for(s=0;s<l;s++)h[w++]=d[s]}return new I(h,n.VersionNumber,r.Bits)};var A={};function M(e,t){return e>=0?e>>t:(e>>t)+(2<<~t)}A.imagedata=null,A.width=0,A.height=0,A.qrCodeSymbol=null,A.debug=!1,A.maxImgSize=1048576,A.sizeOfDataLengthInfo=[[10,9,8,8],[12,11,16,10],[14,13,16,12]],A.callback=null,A.vidSuccess=function(e){A.localstream=e,A.webkit?A.video.src=window.webkitURL.createObjectURL(e):A.moz?(A.video.mozSrcObject=e,A.video.play()):A.video.src=e,A.gUM=!0,A.canvas_qr2=document.createElement("canvas"),A.canvas_qr2.id="qr-canvas",A.qrcontext2=A.canvas_qr2.getContext("2d"),A.canvas_qr2.width=A.video.videoWidth,A.canvas_qr2.height=A.video.videoHeight,setTimeout(A.captureToCanvas,500)},A.vidError=function(e){A.gUM=!1},A.captureToCanvas=function(){if(A.gUM)try{if(0==A.video.videoWidth)return void setTimeout(A.captureToCanvas,500);A.canvas_qr2.width=A.video.videoWidth,A.canvas_qr2.height=A.video.videoHeight,A.qrcontext2.drawImage(A.video,0,0);try{A.decode()}catch(e){console.log(e),setTimeout(A.captureToCanvas,500)}}catch(e){console.log(e),setTimeout(A.captureToCanvas,500)}},A.setWebcam=function(e){var t=navigator;A.video=document.getElementById(e);var n=!0;if(navigator.mediaDevices&&navigator.mediaDevices.enumerateDevices)try{navigator.mediaDevices.enumerateDevices().then(function(e){e.forEach(function(e){console.log("deb1"),"videoinput"===e.kind&&e.label.toLowerCase().search("back")>-1&&(n=[{sourceId:e.deviceId}]),console.log(e.kind+": "+e.label+" id = "+e.deviceId)})})}catch(e){console.log(e)}else console.log("no navigator.mediaDevices.enumerateDevices");t.getUserMedia?t.getUserMedia({video:n,audio:!1},A.vidSuccess,A.vidError):t.webkitGetUserMedia?(A.webkit=!0,t.webkitGetUserMedia({video:n,audio:!1},A.vidSuccess,A.vidError)):t.mozGetUserMedia&&(A.moz=!0,t.mozGetUserMedia({video:n,audio:!1},A.vidSuccess,A.vidError))},A.decode=function(e){if(0==arguments.length){if(A.canvas_qr2)var t=A.canvas_qr2,n=A.qrcontext2;else n=(t=document.getElementById("qr-canvas")).getContext("2d");return A.width=t.width,A.height=t.height,A.imagedata=n.getImageData(0,0,A.width,A.height),A.result=A.process(n),null!=A.callback&&A.callback(A.result),A.result}var r=new Image;r.crossOrigin="Anonymous",r.onload=function(){var e=document.getElementById("out-canvas");if(null!=e){var t=e.getContext("2d");t.clearRect(0,0,320,240),t.drawImage(r,0,0,320,240)}var n=document.createElement("canvas"),i=n.getContext("2d"),a=r.height,o=r.width;if(r.width*r.height>A.maxImgSize){var s=r.width/r.height;o=s*(a=Math.sqrt(A.maxImgSize/s))}n.width=o,n.height=a,i.drawImage(r,0,0,n.width,n.height),A.width=n.width,A.height=n.height;try{A.imagedata=i.getImageData(0,0,n.width,n.height)}catch(e){return A.result="Cross domain image reading not supported in your browser! Save it to your computer then drag and drop the file!",void(null!=A.callback&&A.callback(A.result))}try{A.result=A.process(i)}catch(e){console.log(e),A.result="error decoding QR Code"}null!=A.callback&&A.callback(A.result)},r.onerror=function(){null!=A.callback&&A.callback("Failed to load the image")},r.src=e},A.isUrl=function(e){return/(ftp|http|https):\/\/(\w+:{0,1}\w*@)?(\S+)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?/.test(e)},A.decode_url=function(e){var t="";try{t=escape(e)}catch(n){console.log(n),t=e}var n="";try{n=decodeURIComponent(t)}catch(e){console.log(e),n=t}return n},A.decode_utf8=function(e){return A.isUrl(e)?A.decode_url(e):e},A.process=function(e){var t=(new Date).getTime(),n=A.grayScaleToBitmap(A.grayscale());if(A.debug){for(var r=0;r<A.height;r++)for(var i=0;i<A.width;i++){var a=4*i+r*A.width*4;A.imagedata.data[a]=(n[i+r*A.width],0),A.imagedata.data[a+1]=(n[i+r*A.width],0),A.imagedata.data[a+2]=n[i+r*A.width]?255:0}e.putImageData(A.imagedata,0,0)}var s=new o(n).detect();if(A.debug){for(r=0;r<s.bits.Height;r++)for(i=0;i<s.bits.Width;i++){a=4*i*2+2*r*A.width*4;A.imagedata.data[a]=(s.bits.get_Renamed(i,r),0),A.imagedata.data[a+1]=(s.bits.get_Renamed(i,r),0),A.imagedata.data[a+2]=s.bits.get_Renamed(i,r)?255:0}e.putImageData(A.imagedata,0,0)}for(var h=p.decode(s.bits).DataByte,w="",f=0;f<h.length;f++)for(var u=0;u<h[f].length;u++)w+=String.fromCharCode(h[f][u]);var d=(new Date).getTime()-t;return console.log(d),A.decode_utf8(w)},A.getPixel=function(e,t){if(A.width<e)throw"point error";if(A.height<t)throw"point error";var n=4*e+t*A.width*4;return(33*A.imagedata.data[n]+34*A.imagedata.data[n+1]+33*A.imagedata.data[n+2])/100},A.binarize=function(e){for(var t=new Array(A.width*A.height),n=0;n<A.height;n++)for(var r=0;r<A.width;r++){var i=A.getPixel(r,n);t[r+n*A.width]=i<=e}return t},A.getMiddleBrightnessPerArea=function(e){for(var t=Math.floor(A.width/4),n=Math.floor(A.height/4),r=new Array(4),i=0;i<4;i++){r[i]=new Array(4);for(var a=0;a<4;a++)r[i][a]=new Array(0,0)}for(var o=0;o<4;o++)for(var s=0;s<4;s++){r[s][o][0]=255;for(var h=0;h<n;h++)for(var w=0;w<t;w++){var f=e[t*s+w+(n*o+h)*A.width];f<r[s][o][0]&&(r[s][o][0]=f),f>r[s][o][1]&&(r[s][o][1]=f)}}for(var u=new Array(4),d=0;d<4;d++)u[d]=new Array(4);for(o=0;o<4;o++)for(s=0;s<4;s++)u[s][o]=Math.floor((r[s][o][0]+r[s][o][1])/2);return u},A.grayScaleToBitmap=function(e){for(var t=A.getMiddleBrightnessPerArea(e),n=t.length,r=Math.floor(A.width/n),i=Math.floor(A.height/n),a=new ArrayBuffer(A.width*A.height),o=new Uint8Array(a),s=0;s<n;s++)for(var h=0;h<n;h++)for(var w=0;w<i;w++)for(var f=0;f<r;f++)o[r*h+f+(i*s+w)*A.width]=e[r*h+f+(i*s+w)*A.width]<t[h][s];return o},A.grayscale=function(){for(var e=new ArrayBuffer(A.width*A.height),t=new Uint8Array(e),n=0;n<A.height;n++)for(var r=0;r<A.width;r++){var i=A.getPixel(r,n);t[r+n*A.width]=i}return t};var k=3,P=57,S=8,B=2;function N(e,t,n){this.x=e,this.y=t,this.count=1,this.estimatedModuleSize=n,this.__defineGetter__("EstimatedModuleSize",function(){return this.estimatedModuleSize}),this.__defineGetter__("Count",function(){return this.count}),this.__defineGetter__("X",function(){return this.x}),this.__defineGetter__("Y",function(){return this.y}),this.incrementCount=function(){this.count++},this.aboutEquals=function(e,t,n){if(Math.abs(t-this.y)<=e&&Math.abs(n-this.x)<=e){var r=Math.abs(e-this.estimatedModuleSize);return r<=1||r/this.estimatedModuleSize<=1}return!1}}function E(e){this.bottomLeft=e[0],this.topLeft=e[1],this.topRight=e[2],this.__defineGetter__("BottomLeft",function(){return this.bottomLeft}),this.__defineGetter__("TopLeft",function(){return this.topLeft}),this.__defineGetter__("TopRight",function(){return this.topRight})}function D(){this.image=null,this.possibleCenters=[],this.hasSkipped=!1,this.crossCheckStateCount=new Array(0,0,0,0,0),this.resultPointCallback=null,this.__defineGetter__("CrossCheckStateCount",function(){return this.crossCheckStateCount[0]=0,this.crossCheckStateCount[1]=0,this.crossCheckStateCount[2]=0,this.crossCheckStateCount[3]=0,this.crossCheckStateCount[4]=0,this.crossCheckStateCount}),this.foundPatternCross=function(e){for(var t=0,n=0;n<5;n++){var r=e[n];if(0==r)return!1;t+=r}if(t<7)return!1;var i=Math.floor((t<<S)/7),a=Math.floor(i/2);return Math.abs(i-(e[0]<<S))<a&&Math.abs(i-(e[1]<<S))<a&&Math.abs(3*i-(e[2]<<S))<3*a&&Math.abs(i-(e[3]<<S))<a&&Math.abs(i-(e[4]<<S))<a},this.centerFromEnd=function(e,t){return t-e[4]-e[3]-e[2]/2},this.crossCheckVertical=function(e,t,n,r){for(var i=this.image,a=A.height,o=this.CrossCheckStateCount,s=e;s>=0&&i[t+s*A.width];)o[2]++,s--;if(s<0)return NaN;for(;s>=0&&!i[t+s*A.width]&&o[1]<=n;)o[1]++,s--;if(s<0||o[1]>n)return NaN;for(;s>=0&&i[t+s*A.width]&&o[0]<=n;)o[0]++,s--;if(o[0]>n)return NaN;for(s=e+1;s<a&&i[t+s*A.width];)o[2]++,s++;if(s==a)return NaN;for(;s<a&&!i[t+s*A.width]&&o[3]<n;)o[3]++,s++;if(s==a||o[3]>=n)return NaN;for(;s<a&&i[t+s*A.width]&&o[4]<n;)o[4]++,s++;if(o[4]>=n)return NaN;var h=o[0]+o[1]+o[2]+o[3]+o[4];return 5*Math.abs(h-r)>=2*r?NaN:this.foundPatternCross(o)?this.centerFromEnd(o,s):NaN},this.crossCheckHorizontal=function(e,t,n,r){for(var i=this.image,a=A.width,o=this.CrossCheckStateCount,s=e;s>=0&&i[s+t*A.width];)o[2]++,s--;if(s<0)return NaN;for(;s>=0&&!i[s+t*A.width]&&o[1]<=n;)o[1]++,s--;if(s<0||o[1]>n)return NaN;for(;s>=0&&i[s+t*A.width]&&o[0]<=n;)o[0]++,s--;if(o[0]>n)return NaN;for(s=e+1;s<a&&i[s+t*A.width];)o[2]++,s++;if(s==a)return NaN;for(;s<a&&!i[s+t*A.width]&&o[3]<n;)o[3]++,s++;if(s==a||o[3]>=n)return NaN;for(;s<a&&i[s+t*A.width]&&o[4]<n;)o[4]++,s++;if(o[4]>=n)return NaN;var h=o[0]+o[1]+o[2]+o[3]+o[4];return 5*Math.abs(h-r)>=r?NaN:this.foundPatternCross(o)?this.centerFromEnd(o,s):NaN},this.handlePossibleCenter=function(e,t,n){var r=e[0]+e[1]+e[2]+e[3]+e[4],i=this.centerFromEnd(e,n),a=this.crossCheckVertical(t,Math.floor(i),e[2],r);if(!isNaN(a)&&(i=this.crossCheckHorizontal(Math.floor(i),Math.floor(a),e[2],r),!isNaN(i))){for(var o=r/7,s=!1,h=this.possibleCenters.length,w=0;w<h;w++){var f=this.possibleCenters[w];if(f.aboutEquals(o,a,i)){f.incrementCount(),s=!0;break}}if(!s){var u=new N(i,a,o);this.possibleCenters.push(u),null!=this.resultPointCallback&&this.resultPointCallback.foundPossibleResultPoint(u)}return!0}return!1},this.selectBestPatterns=function(){var e=this.possibleCenters.length;if(e<3)throw"Couldn't find enough finder patterns (found "+e+")";if(e>3){for(var t=0,n=0,r=0;r<e;r++){var i=this.possibleCenters[r].EstimatedModuleSize;t+=i,n+=i*i}var a=t/e;this.possibleCenters.sort(function(e,t){var n=Math.abs(t.EstimatedModuleSize-a),r=Math.abs(e.EstimatedModuleSize-a);return n<r?-1:n==r?0:1});var o=Math.sqrt(n/e-a*a),s=Math.max(.2*a,o);for(r=this.possibleCenters.length-1;r>=0;r--){var h=this.possibleCenters[r];Math.abs(h.EstimatedModuleSize-a)>s&&this.possibleCenters.splice(r,1)}}return this.possibleCenters.length>3&&this.possibleCenters.sort(function(e,t){return e.count>t.count?-1:e.count<t.count?1:0}),new Array(this.possibleCenters[0],this.possibleCenters[1],this.possibleCenters[2])},this.findRowSkip=function(){var e=this.possibleCenters.length;if(e<=1)return 0;for(var t=null,n=0;n<e;n++){var r=this.possibleCenters[n];if(r.Count>=B){if(null!=t)return this.hasSkipped=!0,Math.floor((Math.abs(t.X-r.X)-Math.abs(t.Y-r.Y))/2);t=r}}return 0},this.haveMultiplyConfirmedCenters=function(){for(var e=0,t=0,n=this.possibleCenters.length,r=0;r<n;r++){var i=this.possibleCenters[r];i.Count>=B&&(e++,t+=i.EstimatedModuleSize)}if(e<3)return!1;var a=t/n,o=0;for(r=0;r<n;r++)i=this.possibleCenters[r],o+=Math.abs(i.EstimatedModuleSize-a);return o<=.05*t},this.findFinderPattern=function(e){this.image=e;var t=A.height,n=A.width,r=Math.floor(3*t/(4*P));r<k&&(r=k);for(var i=!1,a=new Array(5),o=r-1;o<t&&!i;o+=r){a[0]=0,a[1]=0,a[2]=0,a[3]=0,a[4]=0;for(var s=0,h=0;h<n;h++)if(e[h+o*A.width])1==(1&s)&&s++,a[s]++;else if(0==(1&s))if(4==s)if(this.foundPatternCross(a)){if(this.handlePossibleCenter(a,o,h))if(r=2,this.hasSkipped)i=this.haveMultiplyConfirmedCenters();else{var w=this.findRowSkip();w>a[2]&&(o+=w-a[2]-r,h=n-1)}else{do{h++}while(h<n&&!e[h+o*A.width]);h--}s=0,a[0]=0,a[1]=0,a[2]=0,a[3]=0,a[4]=0}else a[0]=a[2],a[1]=a[3],a[2]=a[4],a[3]=1,a[4]=0,s=3;else a[++s]++;else a[s]++;if(this.foundPatternCross(a))this.handlePossibleCenter(a,o,n)&&(r=a[0],this.hasSkipped&&(i=this.haveMultiplyConfirmedCenters()))}var f=this.selectBestPatterns();return A.orderBestPatterns(f),new E(f)}}function x(e,t,n){this.x=e,this.y=t,this.count=1,this.estimatedModuleSize=n,this.__defineGetter__("EstimatedModuleSize",function(){return this.estimatedModuleSize}),this.__defineGetter__("Count",function(){return this.count}),this.__defineGetter__("X",function(){return Math.floor(this.x)}),this.__defineGetter__("Y",function(){return Math.floor(this.y)}),this.incrementCount=function(){this.count++},this.aboutEquals=function(e,t,n){if(Math.abs(t-this.y)<=e&&Math.abs(n-this.x)<=e){var r=Math.abs(e-this.estimatedModuleSize);return r<=1||r/this.estimatedModuleSize<=1}return!1}}function F(e,t,n,r,i,a,o){this.image=e,this.possibleCenters=new Array,this.startX=t,this.startY=n,this.width=r,this.height=i,this.moduleSize=a,this.crossCheckStateCount=new Array(0,0,0),this.resultPointCallback=o,this.centerFromEnd=function(e,t){return t-e[2]-e[1]/2},this.foundPatternCross=function(e){for(var t=this.moduleSize,n=t/2,r=0;r<3;r++)if(Math.abs(t-e[r])>=n)return!1;return!0},this.crossCheckVertical=function(e,t,n,r){var i=this.image,a=A.height,o=this.crossCheckStateCount;o[0]=0,o[1]=0,o[2]=0;for(var s=e;s>=0&&i[t+s*A.width]&&o[1]<=n;)o[1]++,s--;if(s<0||o[1]>n)return NaN;for(;s>=0&&!i[t+s*A.width]&&o[0]<=n;)o[0]++,s--;if(o[0]>n)return NaN;for(s=e+1;s<a&&i[t+s*A.width]&&o[1]<=n;)o[1]++,s++;if(s==a||o[1]>n)return NaN;for(;s<a&&!i[t+s*A.width]&&o[2]<=n;)o[2]++,s++;if(o[2]>n)return NaN;var h=o[0]+o[1]+o[2];return 5*Math.abs(h-r)>=2*r?NaN:this.foundPatternCross(o)?this.centerFromEnd(o,s):NaN},this.handlePossibleCenter=function(e,t,n){var r=e[0]+e[1]+e[2],i=this.centerFromEnd(e,n),a=this.crossCheckVertical(t,Math.floor(i),2*e[1],r);if(!isNaN(a)){for(var o=(e[0]+e[1]+e[2])/3,s=this.possibleCenters.length,h=0;h<s;h++){if(this.possibleCenters[h].aboutEquals(o,a,i))return new x(i,a,o)}var w=new x(i,a,o);this.possibleCenters.push(w),null!=this.resultPointCallback&&this.resultPointCallback.foundPossibleResultPoint(w)}return null},this.find=function(){for(var t=this.startX,i=this.height,a=t+r,o=n+(i>>1),s=new Array(0,0,0),h=0;h<i;h++){var w=o+(0==(1&h)?h+1>>1:-(h+1>>1));s[0]=0,s[1]=0,s[2]=0;for(var f=t;f<a&&!e[f+A.width*w];)f++;for(var u=0;f<a;){if(e[f+w*A.width])if(1==u)s[u]++;else if(2==u){var d;if(this.foundPatternCross(s))if(null!=(d=this.handlePossibleCenter(s,w,f)))return d;s[0]=s[2],s[1]=1,s[2]=0,u=1}else s[++u]++;else 1==u&&u++,s[u]++;f++}if(this.foundPatternCross(s))if(null!=(d=this.handlePossibleCenter(s,w,a)))return d}if(0!=this.possibleCenters.length)return this.possibleCenters[0];throw"Couldn't find enough alignment patterns"}}function I(e,t,n){this.blockPointer=0,this.bitPointer=7,this.dataLength=0,this.blocks=e,this.numErrorCorrectionCode=n,t<=9?this.dataLengthMode=0:t>=10&&t<=26?this.dataLengthMode=1:t>=27&&t<=40&&(this.dataLengthMode=2),this.getNextBits=function(e){var t=0;if(e<this.bitPointer+1){for(var n=0,r=0;r<e;r++)n+=1<<r;return n<<=this.bitPointer-e+1,t=(this.blocks[this.blockPointer]&n)>>this.bitPointer-e+1,this.bitPointer-=e,t}if(e<this.bitPointer+1+8){var i=0;for(r=0;r<this.bitPointer+1;r++)i+=1<<r;return t=(this.blocks[this.blockPointer]&i)<<e-(this.bitPointer+1),this.blockPointer++,t+=this.blocks[this.blockPointer]>>8-(e-(this.bitPointer+1)),this.bitPointer=this.bitPointer-e%8,this.bitPointer<0&&(this.bitPointer=8+this.bitPointer),t}if(e<this.bitPointer+1+16){i=0;var a=0;for(r=0;r<this.bitPointer+1;r++)i+=1<<r;var o=(this.blocks[this.blockPointer]&i)<<e-(this.bitPointer+1);this.blockPointer++;var s=this.blocks[this.blockPointer]<<e-(this.bitPointer+1+8);this.blockPointer++;for(r=0;r<e-(this.bitPointer+1+8);r++)a+=1<<r;return a<<=8-(e-(this.bitPointer+1+8)),t=o+s+((this.blocks[this.blockPointer]&a)>>8-(e-(this.bitPointer+1+8))),this.bitPointer=this.bitPointer-(e-8)%8,this.bitPointer<0&&(this.bitPointer=8+this.bitPointer),t}return 0},this.NextMode=function(){return this.blockPointer>this.blocks.length-this.numErrorCorrectionCode-2?0:this.getNextBits(4)},this.getDataLength=function(e){for(var t=0;e>>t!=1;)t++;return this.getNextBits(A.sizeOfDataLengthInfo[this.dataLengthMode][t])},this.getRomanAndFigureString=function(e){var t=e,n=0,r="",i=new Array("0","1","2","3","4","5","6","7","8","9","A","B","C","D","E","F","G","H","I","J","K","L","M","N","O","P","Q","R","S","T","U","V","W","X","Y","Z"," ","$","%","*","+","-",".","/",":");do{if(t>1){var a=(n=this.getNextBits(11))%45;r+=i[Math.floor(n/45)],r+=i[a],t-=2}else 1==t&&(r+=i[n=this.getNextBits(6)],t-=1)}while(t>0);return r},this.getFigureString=function(e){var t=e,n=0,r="";do{t>=3?((n=this.getNextBits(10))<100&&(r+="0"),n<10&&(r+="0"),t-=3):2==t?((n=this.getNextBits(7))<10&&(r+="0"),t-=2):1==t&&(n=this.getNextBits(4),t-=1),r+=n}while(t>0);return r},this.get8bitByteArray=function(e){var t=e,n=0,r=new Array;do{n=this.getNextBits(8),r.push(n),t--}while(t>0);return r},this.getKanjiString=function(e){var t=e,n=0,r="";do{var i=((n=this.getNextBits(13))/192<<8)+n%192,a=0;a=i+33088<=40956?i+33088:i+49472,r+=String.fromCharCode(a),t--}while(t>0);return r},this.parseECIValue=function(){var e=0,t=this.getNextBits(8);(0==(128&t)&&(e=127&t),128==(192&t))&&(e=(63&t)<<8|this.getNextBits(8));192==(224&t)&&(e=(31&t)<<16|this.getNextBits(8));return e},this.__defineGetter__("DataByte",function(){for(var e=new Array;;){var t=this.NextMode();if(0==t){if(e.length>0)break;throw"Empty data block"}if(1!=t&&2!=t&&4!=t&&8!=t&&7!=t)throw"Invalid mode: "+t+" in (block:"+this.blockPointer+" bit:"+this.bitPointer+")";if(7==t)var n=this.parseECIValue();else{var r=this.getDataLength(t);if(r<1)throw"Invalid data length: "+r;switch(t){case 1:for(var i=this.getFigureString(r),a=new Array(i.length),o=0;o<i.length;o++)a[o]=i.charCodeAt(o);e.push(a);break;case 2:for(i=this.getRomanAndFigureString(r),a=new Array(i.length),o=0;o<i.length;o++)a[o]=i.charCodeAt(o);e.push(a);break;case 4:n=this.get8bitByteArray(r);e.push(n);break;case 8:i=this.getKanjiString(r);e.push(i)}}}return e})}return A.orderBestPatterns=function(e){function t(e,t){var n=e.X-t.X,r=e.Y-t.Y;return Math.sqrt(n*n+r*r)}var n,r,i,a=t(e[0],e[1]),o=t(e[1],e[2]),s=t(e[0],e[2]);if(o>=a&&o>=s?(r=e[0],n=e[1],i=e[2]):s>=o&&s>=a?(r=e[1],n=e[0],i=e[2]):(r=e[2],n=e[0],i=e[1]),function(e,t,n){var r=t.x,i=t.y;return(n.x-r)*(e.y-i)-(n.y-i)*(e.x-r)}(n,r,i)<0){var h=n;n=i,i=h}e[0]=n,e[1]=r,e[2]=i},A}
+
+/** Html5Qrcode From here */
+"use strict";function _typeof(a){"@babel/helpers - typeof";return _typeof="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(a){return typeof a}:function(a){return a&&"function"==typeof Symbol&&a.constructor===Symbol&&a!==Symbol.prototype?"symbol":typeof a},_typeof(a)}function _classCallCheck(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function")}function _defineProperties(a,b){for(var c,d=0;d<b.length;d++)c=b[d],c.enumerable=c.enumerable||!1,c.configurable=!0,"value"in c&&(c.writable=!0),Object.defineProperty(a,c.key,c)}function _createClass(a,b,c){return b&&_defineProperties(a.prototype,b),c&&_defineProperties(a,c),a}function _defineProperty(a,b,c){return b in a?Object.defineProperty(a,b,{value:c,enumerable:!0,configurable:!0,writable:!0}):a[b]=c,a}var Html5Qrcode=function(){function a(b,c){if(_classCallCheck(this,a),!getLazarSoftScanner)throw"Use html5qrcode.min.js without edit, getLazarSoftScannernot found.";if(this.qrcode=getLazarSoftScanner(),!this.qrcode)throw"qrcode is not defined, use the minified/html5-qrcode.min.js for proper support";this._elementId=b,this._foreverScanTimeout=null,this._localMediaStream=null,this._shouldScan=!0,this._url=window.URL||window.webkitURL||window.mozURL||window.msURL,this._userMedia=navigator.getUserMedia||navigator.webkitGetUserMedia||navigator.mozGetUserMedia||navigator.msGetUserMedia,this._isScanning=!1,a.VERBOSE=!0===c}return _createClass(a,[{key:"start",value:function(b,c,d,e){var f=this;if(!b)throw"cameraIdOrConfig is required";if(!d||"function"!=typeof d)throw"qrCodeSuccessCallback is required and should be a function.";e||(e=console.log),this._clearElement();var g=this,h=c?c:{};h.fps=h.fps?h.fps:a.SCAN_DEFAULT_FPS;var i=null!=h.qrbox,j=document.getElementById(this._elementId),k=j.clientWidth?j.clientWidth:a.DEFAULT_WIDTH;if(j.style.position="relative",this._shouldScan=!0,this._element=j,this.qrcode.callback=d,i){var l=h.qrbox;if(l<a.MIN_QR_BOX_SIZE)throw"minimum size of 'config.qrbox' is"+" ".concat(a.MIN_QR_BOX_SIZE,"px.");if(l>k)throw"'config.qrbox' should not be greater than the width of the HTML element."}var m=function(a,b){var c=h.qrbox;c>b&&console.warn("[Html5Qrcode] config.qrboxsize is greater than video height. Shading will be ignored");var d=i&&c<=b,e=d?f._getShadedRegionBounds(a,b,c):{x:0,y:0,width:a,height:b},k=f._createCanvasElement(e.width,e.height),l=k.getContext("2d");l.canvas.width=e.width,l.canvas.height=e.height,j.append(k),d&&f._possiblyInsertShadingElement(j,b,e),g._qrRegion=e,g._context=l,g._canvasElement=k},n=function(){try{return g.qrcode.decode(),f._possiblyUpdateShaders(!0),!0}catch(a){return f._possiblyUpdateShaders(!1),e("QR code parse error, error = ".concat(a)),!1}},o=function b(){if(g._shouldScan){if(g._localMediaStream){var c=g._videoElement,d=c.videoWidth/c.clientWidth,e=c.videoHeight/c.clientHeight,i=g._qrRegion.width*d,j=g._qrRegion.height*e,k=g._qrRegion.x*d,l=g._qrRegion.y*e;g._context.drawImage(g._videoElement,k,l,i,j,0,0,g._qrRegion.width,g._qrRegion.height),n()||!0===h.disableFlip||(f._context.translate(f._context.canvas.width,0),f._context.scale(-1,1),n())}g._foreverScanTimeout=setTimeout(b,a._getTimeoutFps(h.fps))}},p=function(a){return new Promise(function(b,c){var d=function(){var d=f._createVideoElement(k);g._element.append(d),d.onabort=c,d.onerror=c,d.onplaying=function(){var a=d.clientWidth,c=d.clientHeight;m(a,c),o(),b()},d.srcObject=a,d.play(),g._videoElement=d};if(g._localMediaStream=a,!h.aspectRatio)d();else{var e={aspectRatio:h.aspectRatio},i=a.getVideoTracks()[0];i.applyConstraints(e).then(function(){return d()})["catch"](function(a){console.log("[Warning] [Html5Qrcode] Constriants could not be satisfied, ignoring constraints",a),d()})}})};return new Promise(function(a,c){if(navigator.mediaDevices&&navigator.mediaDevices.getUserMedia){var d=g._createVideoConstraints(b);navigator.mediaDevices.getUserMedia({audio:!1,video:d}).then(function(b){p(b).then(function(){g._isScanning=!0,a()})["catch"](c)})["catch"](function(a){c("Error getting userMedia, error = ".concat(a))})}else if(navigator.getUserMedia){if("string"!=typeof b)throw"The device doesn't support navigator.mediaDevices, only supported cameraIdOrConfig in this case is deviceId parameter (string).";navigator.getUserMedia({video:{optional:[{sourceId:b}]}},function(b){p(b).then(function(){g._isScanning=!0,a()})["catch"](c)},function(a){c("Error getting userMedia, error = ".concat(a))})}else c("Web camera streaming not supported by the browser.")})}},{key:"stop",value:function(){this._shouldScan=!1,clearTimeout(this._foreverScanTimeout);var b=this;return new Promise(function(c){b.qrcode.callback=null;var d=b._localMediaStream.getVideoTracks().length,e=0,f=function(){for(;b._element.getElementsByClassName(a.SHADED_REGION_CLASSNAME).length;){var c=b._element.getElementsByClassName(a.SHADED_REGION_CLASSNAME)[0];b._element.removeChild(c)}},g=function(){b._localMediaStream=null,b._element.removeChild(b._videoElement),b._element.removeChild(b._canvasElement),f(),b._isScanning=!1,b._qrRegion&&(b._qrRegion=null),b._context&&(b._context=null),c(!0)};b._localMediaStream.getVideoTracks().forEach(function(a){a.stop(),++e,e>=d&&g()})})}},{key:"scanFile",value:function(b,c){var d=this;if(!b||!(b instanceof File))throw"imageFile argument is mandatory and should be instance of File. Use 'event.target.files[0]'";if(c=void 0===c||c,d._isScanning)throw"Close ongoing scan before scanning a file.";var e=function b(c,d,e,f){if(c<=e&&d<=f){var g=(e-c)/2,h=(f-d)/2;return{x:g,y:h,width:c,height:d}}var i=c,j=d;return c>e&&(d=e/c*d,c=e),d>f&&(c=f/d*c,d=f),a._log("Image downsampled from "+"".concat(i,"X").concat(j)+" to ".concat(c,"X").concat(d,".")),b(c,d,e,f)};return new Promise(function(f,g){d._possiblyCloseLastScanImageFile(),d._clearElement(),d._lastScanImageFile=b;var h=new Image;h.onload=function(){var b=Math.max,i=h.width,j=h.height,k=document.getElementById(d._elementId),l=k.clientWidth?k.clientWidth:a.DEFAULT_WIDTH,m=b(k.clientHeight?k.clientHeight:j,a.FILE_SCAN_MIN_HEIGHT),n=e(i,j,l,m);if(c){var o=d._createCanvasElement(l,m,"qr-canvas-visible");o.style.display="inline-block",k.appendChild(o);var p=o.getContext("2d");p.canvas.width=l,p.canvas.height=m,p.drawImage(h,0,0,i,j,n.x,n.y,n.width,n.height)}var q=d._createCanvasElement(n.width,n.height);k.appendChild(q);var r=q.getContext("2d");r.canvas.width=n.width,r.canvas.height=n.height,r.drawImage(h,0,0,i,j,0,0,n.width,n.height);try{f(d.qrcode.decode())}catch(a){g("QR code parse error, error = ".concat(a))}},h.onerror=g,h.onabort=g,h.onstalled=g,h.onsuspend=g,h.src=URL.createObjectURL(b)})}},{key:"clear",value:function(){this._clearElement()}},{key:"_clearElement",value:function(){if(this._isScanning)throw"Cannot clear while scan is ongoing, close it first.";var a=document.getElementById(this._elementId);a.innerHTML=""}},{key:"_createCanvasElement",value:function(a,b,c){var d=document.createElement("canvas");return d.style.width="".concat(a,"px"),d.style.height="".concat(b,"px"),d.style.display="none",d.id=null==c?"qr-canvas":c,d}},{key:"_createVideoElement",value:function(a){var b=document.createElement("video");return b.style.width="".concat(a,"px"),b.muted=!0,b.playsInline=!0,b}},{key:"_getShadedRegionBounds",value:function(a,b,c){if(c>a||c>b)throw"'config.qrbox' should not be greater than the width and height of the HTML element.";return{x:(a-c)/2,y:(b-c)/2,width:c,height:c}}},{key:"_possiblyInsertShadingElement",value:function(b,c,d){var e=this;if(0!=d.x||0!=d.y){var f={};f[a.SHADED_LEFT]=this._createShadedElement(c,d,a.SHADED_LEFT),f[a.SHADED_RIGHT]=this._createShadedElement(c,d,a.SHADED_RIGHT),f[a.SHADED_TOP]=this._createShadedElement(c,d,a.SHADED_TOP),f[a.SHADED_BOTTOM]=this._createShadedElement(c,d,a.SHADED_BOTTOM),Object.keys(f).forEach(function(a){return b.append(f[a])}),10>d.x||10>d.y?this.hasBorderShaders=!1:(Object.keys(f).forEach(function(a){return e._insertShaderBorders(f[a],d,a)}),this.hasBorderShaders=!0)}}},{key:"_createShadedElement",value:function(b,c,d){var e=document.createElement("div");switch(e.style.position="absolute",e.style.height="".concat(b,"px"),e.className=a.SHADED_REGION_CLASSNAME,e.id="".concat(a.SHADED_REGION_CLASSNAME,"_").concat(d),e.style.background="#0000007a",d){case a.SHADED_LEFT:e.style.top="0px",e.style.left="0px",e.style.width="".concat(c.x,"px"),e.style.height="".concat(b,"px");break;case a.SHADED_RIGHT:e.style.top="0px",e.style.right="0px",e.style.width="".concat(c.x,"px"),e.style.height="".concat(b,"px");break;case a.SHADED_TOP:e.style.top="0px",e.style.left="".concat(c.x,"px"),e.style.width="".concat(c.width,"px"),e.style.height="".concat(c.y,"px");break;case a.SHADED_BOTTOM:var f=c.y+c.height;e.style.top="".concat(f,"px"),e.style.left="".concat(c.x,"px"),e.style.width="".concat(c.width,"px"),e.style.height="".concat(c.y,"px");break;default:throw"Unsupported shadingPosition";}return e}},{key:"_insertShaderBorders",value:function(b,c,d){d=parseInt(d);var e=this,f=5,g=5,h=40,i=function(){var b=document.createElement("div");switch(b.style.position="absolute",b.style.backgroundColor=a.BORDER_SHADER_DEFAULT_COLOR,d){case a.SHADED_LEFT:case a.SHADED_RIGHT:b.style.width="".concat(g,"px"),b.style.height="".concat(h+f,"px");break;case a.SHADED_TOP:case a.SHADED_BOTTOM:b.style.width="".concat(h+f,"px"),b.style.height="".concat(g,"px");break;default:throw"Unsupported shadingPosition";}return b},j=function(a,c){if(null===a||null===c)throw"Shaders should have defined positions";var d=i();d.style.top="".concat(a,"px"),d.style.left="".concat(c,"px"),b.appendChild(d),e.borderShaders||(e.borderShaders=[]),e.borderShaders.push(d)},k=null,l=null,m=null,n=null;switch(d){case a.SHADED_LEFT:k=c.y-f,l=c.x-g,m=c.y+c.height-h,n=l;break;case a.SHADED_RIGHT:k=c.y-f,l=0,m=c.y+c.height-h,n=l;break;case a.SHADED_TOP:k=c.y-f,l=-g,m=k,n=c.width-h;break;case a.SHADED_BOTTOM:k=0,l=-g,m=k,n=c.width-h;break;default:throw"Unsupported shadingPosition";}j(k,l),j(m,n)}},{key:"_possiblyUpdateShaders",value:function(b){this.qrMatch===b||(this.hasBorderShaders&&this.borderShaders&&this.borderShaders.length&&this.borderShaders.forEach(function(c){c.style.backgroundColor=b?a.BORDER_SHADER_MATCH_COLOR:a.BORDER_SHADER_DEFAULT_COLOR}),this.qrMatch=b)}},{key:"_possiblyCloseLastScanImageFile",value:function(){this._lastScanImageFile&&(URL.revokeObjectURL(this._lastScanImageFile),this._lastScanImageFile=null)}},{key:"_createVideoConstraints",value:function(a){if("string"==typeof a)return{deviceId:{exact:a}};if("object"==_typeof(a)){var b={user:!0,environment:!0},c=function(a){if(a in b)return!0;throw"config has invalid 'facingMode' value = "+"'".concat(a,"'")},d=Object.keys(a);if(1!=d.length)throw"'cameraIdOrConfig' object should have exactly 1 key,"+" if passed as an object, found ".concat(d.length," keys");var e=Object.keys(a)[0];if("facingMode"!=e&&"deviceId"!=e)throw"Only '".concat("facingMode","' and '").concat("deviceId","' ")+" are supported for 'cameraIdOrConfig'";if("facingMode"==e){var f=a[e];if("string"==typeof f){if(c(f))return{facingMode:f};}else if("object"!=_typeof(f)){var g=_typeof(f);throw"Invalid type of 'facingMode' = ".concat(g)}else if(!("exact"in f))throw"'facingMode' should be string or object with"+" ".concat("exact"," as key.");else if(c(f.exact))return{facingMode:{exact:f.exact}}}else{var h=a[e];if("string"==typeof h)return{deviceId:h};if("object"==_typeof(h)){if("exact"in h)return{deviceId:{exact:h.exact}};throw"'deviceId' should be string or object with"+" ".concat("exact"," as key.")}else{var i=_typeof(h);throw"Invalid type of 'deviceId' = ".concat(i)}}}else{var j=_typeof(a);throw"Invalid type of 'cameraIdOrConfig' = ".concat(j)}}}],[{key:"getCameras",value:function(){var a=this;return new Promise(function(b,c){if(navigator.mediaDevices&&navigator.mediaDevices.enumerateDevices&&navigator.mediaDevices.getUserMedia)a._log("navigator.mediaDevices used"),navigator.mediaDevices.getUserMedia({audio:!1,video:!0}).then(function(d){d.oninactive=function(){return a._log("All streams closed")};var e=function(a){for(var b,c=a.getVideoTracks(),d=0;d<c.length;d++)b=c[d],b.enabled=!1,b.stop(),a.removeTrack(b)};navigator.mediaDevices.enumerateDevices().then(function(c){for(var f,g=[],h=0;h<c.length;h++)f=c[h],"videoinput"==f.kind&&g.push({id:f.deviceId,label:f.label});a._log("".concat(g.length," results found")),e(d),b(g)})["catch"](function(a){c("".concat(a.name," : ").concat(a.message))})})["catch"](function(a){c("".concat(a.name," : ").concat(a.message))});else if(MediaStreamTrack&&MediaStreamTrack.getSources){a._log("MediaStreamTrack.getSources used");var d=function(c){for(var d,e=[],f=0;f!==c.length;++f)d=c[f],"video"===d.kind&&e.push({id:d.id,label:d.label});a._log("".concat(e.length," results found")),b(e)};MediaStreamTrack.getSources(d)}else a._log("unable to query supported devices."),c("unable to query supported devices.")})}},{key:"_getTimeoutFps",value:function(a){return 1e3/a}},{key:"_log",value:function(b){a.VERBOSE&&console.log(b)}}]),a}();_defineProperty(Html5Qrcode,"DEFAULT_WIDTH",300),_defineProperty(Html5Qrcode,"DEFAULT_WIDTH_OFFSET",2),_defineProperty(Html5Qrcode,"FILE_SCAN_MIN_HEIGHT",300),_defineProperty(Html5Qrcode,"SCAN_DEFAULT_FPS",2),_defineProperty(Html5Qrcode,"MIN_QR_BOX_SIZE",50),_defineProperty(Html5Qrcode,"SHADED_LEFT",1),_defineProperty(Html5Qrcode,"SHADED_RIGHT",2),_defineProperty(Html5Qrcode,"SHADED_TOP",3),_defineProperty(Html5Qrcode,"SHADED_BOTTOM",4),_defineProperty(Html5Qrcode,"SHADED_REGION_CLASSNAME","qr-shaded-region"),_defineProperty(Html5Qrcode,"VERBOSE",!1),_defineProperty(Html5Qrcode,"BORDER_SHADER_DEFAULT_COLOR","#ffffff"),_defineProperty(Html5Qrcode,"BORDER_SHADER_MATCH_COLOR","rgb(90, 193, 56)");
+
+/** Html5QrcodeScanner **/
+"use strict";function _classCallCheck(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function")}function _defineProperties(a,b){for(var c,d=0;d<b.length;d++)c=b[d],c.enumerable=c.enumerable||!1,c.configurable=!0,"value"in c&&(c.writable=!0),Object.defineProperty(a,c.key,c)}function _createClass(a,b,c){return b&&_defineProperties(a.prototype,b),c&&_defineProperties(a,c),a}function _defineProperty(a,b,c){return b in a?Object.defineProperty(a,b,{value:c,enumerable:!0,configurable:!0,writable:!0}):a[b]=c,a}var Html5QrcodeScanner=function(){function a(b,c,d){if(_classCallCheck(this,a),this.elementId=b,this.config=c,this.verbose=!0===d,!document.getElementById(b))throw"HTML Element with id=".concat(b," not found");this.currentScanType=a.SCAN_TYPE_CAMERA,this.sectionSwapAllowed=!0,this.section=void 0,this.html5Qrcode=void 0,this.qrCodeSuccessCallback=void 0,this.qrCodeErrorCallback=void 0}return _createClass(a,[{key:"render",value:function(b,c){var d=this;this.lastMatchFound=void 0,this.qrCodeSuccessCallback=function(c){if(d.__setStatus("MATCH",a.STATUS_SUCCESS),b)b(c);else{if(d.lastMatchFound==c)return;d.lastMatchFound=c,d.__setHeaderMessage("Last Match: ".concat(c),a.STATUS_SUCCESS)}},this.qrCodeErrorCallback=function(a){d.__setStatus("Scanning"),c&&c(a)};var e=document.getElementById(this.elementId);e.innerHTML="",this.__createBasicLayout(e),this.html5Qrcode=new Html5Qrcode(this.__getScanRegionId(),this.verbose)}},{key:"clear",value:function(){var a=this,b=this,c=function(){var b=document.getElementById(a.elementId);b&&(b.innerHTML="",a.__resetBasicLayout(b))};if(this.html5Qrcode)return new Promise(function(a,d){b.html5Qrcode._isScanning&&b.html5Qrcode.stop().then(function(){b.html5Qrcode.clear(),c(),a()})["catch"](function(a){b.verbose&&console.error("Unable to stop qrcode scanner",a),d(a)})})}},{key:"__createBasicLayout",value:function(a){a.style.position="relative",a.style.padding="0px",a.style.border="1px solid silver",this.__createHeader(a);var b=document.createElement("div"),c=this.__getScanRegionId();b.id=c,b.style.width="100%",b.style.minHeight="100px",b.style.textAlign="center",a.appendChild(b),this.__insertCameraScanImageToScanRegion();var d=document.createElement("div"),e=this.__getDashboardId();d.id=e,d.style.width="100%",a.appendChild(d),this.__setupInitialDashboard(d)}},{key:"__resetBasicLayout",value:function(a){a.style.border="none"}},{key:"__setupInitialDashboard",value:function(a){this.__createSection(a),this.__createSectionControlPanel(),this.__createSectionSwap()}},{key:"__createHeader",value:function(a){var b=document.createElement("div");b.style.textAlign="left",b.style.margin="0px",b.style.padding="5px",b.style.fontSize="20px",b.style.borderBottom="1px solid rgba(192, 192, 192, 0.18)",a.appendChild(b);var c=document.createElement("span");c.innerHTML="QR Code Scanner",b.appendChild(c);var d=document.createElement("span");d.id=this.__getStatusSpanId(),d.style.float="right",d.style.padding="5px 7px",d.style.fontSize="14px",d.style.background="#dedede6b",d.style.border="1px solid #00000000",d.style.color="rgb(17, 17, 17)",b.appendChild(d),this.__setStatus("IDLE");var e=document.createElement("div");e.id=this.__getHeaderMessageContainerId(),e.style.display="none",e.style.fontSize="14px",e.style.padding="2px 10px",e.style.marginTop="4px",e.style.borderTop="1px solid #f6f6f6",b.appendChild(e)}},{key:"__createSection",value:function(a){var b=document.createElement("div");b.id=this.__getDashboardSectionId(),b.style.width="100%",b.style.padding="10px",b.style.textAlign="left",a.appendChild(b)}},{key:"__createSectionControlPanel",value:function(){var b=this,c=document.getElementById(this.__getDashboardSectionId()),d=document.createElement("div");c.appendChild(d);var e=document.createElement("div");e.id=this.__getDashboardSectionCameraScanRegionId(),e.style.display=this.currentScanType==a.SCAN_TYPE_CAMERA?"block":"none",d.appendChild(e);var f=document.createElement("div");f.style.textAlign="center";var g=document.createElement("button");g.innerHTML="Request Camera Permissions",g.addEventListener("click",function(){g.disabled=!0,b.__setStatus("PERMISSION"),b.__setHeaderMessage("Requesting camera permissions..."),Html5Qrcode.getCameras().then(function(c){b.__setStatus("IDLE"),b.__resetHeaderMessage(),c&&0!=c.length?(e.removeChild(f),b.__renderCameraSelection(c)):b.__setStatus("No Cameras",a.STATUS_WARNING)})["catch"](function(c){g.disabled=!1,b.__setStatus("IDLE"),b.__setHeaderMessage(c,a.STATUS_WARNING)})}),f.appendChild(g),e.appendChild(f);var h=document.createElement("div");h.id=this.__getDashboardSectionFileScanRegionId(),h.style.textAlign="center",h.style.display=this.currentScanType==a.SCAN_TYPE_CAMERA?"none":"block",d.appendChild(h);var i=document.createElement("input");i.id=this.__getFileScanInputId(),i.accept="image/*",i.type="file",i.style.width="200px",i.disabled=this.currentScanType==a.SCAN_TYPE_CAMERA;var j=document.createElement("span");j.innerHTML="&nbsp; Select Image",h.appendChild(i),h.appendChild(j),i.addEventListener("change",function(c){if(b.currentScanType===a.SCAN_TYPE_FILE&&0!=c.target.files.length){var d=c.target.files[0];b.html5Qrcode.scanFile(d,!0).then(function(a){b.__resetHeaderMessage(),b.qrCodeSuccessCallback(a)})["catch"](function(c){b.__setStatus("ERROR",a.STATUS_WARNING),b.__setHeaderMessage(c,a.STATUS_WARNING),b.qrCodeErrorCallback(c)})}})}},{key:"__renderCameraSelection",value:function(b){var c=this,d=document.getElementById(this.__getDashboardSectionCameraScanRegionId());d.style.textAlign="center";var e=document.createElement("span");e.innerHTML="Select Camera (".concat(b.length,") &nbsp;"),e.style.marginRight="10px";var f=document.createElement("select");f.id=this.__getCameraSelectionId();for(var g=0;g<b.length;g++){var h=b[g],j=h.id,k=null==h.label?j:h.label,l=document.createElement("option");l.value=j,l.innerHTML=k,f.appendChild(l)}e.appendChild(f),d.appendChild(e);var m=document.createElement("span"),n=document.createElement("button");n.innerHTML="Start Scanning",m.appendChild(n);var o=document.createElement("button");o.innerHTML="Stop Scanning",o.style.display="none",o.disabled=!0,m.appendChild(o),d.appendChild(m),n.addEventListener("click",function(){f.disabled=!0,n.disabled=!0,c._showHideScanTypeSwapLink(!1);var b=c.config?c.config:{fps:10,qrbox:250},d=f.value;c.html5Qrcode.start(d,b,c.qrCodeSuccessCallback,c.qrCodeErrorCallback).then(function(){o.disabled=!1,o.style.display="inline-block",n.style.display="none",c.__setStatus("Scanning")})["catch"](function(b){c._showHideScanTypeSwapLink(!0),f.disabled=!1,n.disabled=!1,c.__setStatus("IDLE"),c.__setHeaderMessage(b,a.STATUS_WARNING)})}),o.addEventListener("click",function(){o.disabled=!0,c.html5Qrcode.stop().then(function(){c._showHideScanTypeSwapLink(!0),f.disabled=!1,n.disabled=!1,o.style.display="none",n.style.display="inline-block",c.__setStatus("IDLE"),c.__insertCameraScanImageToScanRegion()})["catch"](function(b){o.disabled=!1,c.__setStatus("ERROR",a.STATUS_WARNING),c.__setHeaderMessage(b,a.STATUS_WARNING)})})}},{key:"__createSectionSwap",value:function(){var b=this,c="Scan an Image File",d="Scan using camera directly",e=document.getElementById(this.__getDashboardSectionId()),f=document.createElement("div");f.style.textAlign="center";var g=document.createElement("a");g.style.textDecoration="underline",g.id=this.__getDashboardSectionSwapLinkId(),g.innerHTML=this.currentScanType==a.SCAN_TYPE_CAMERA?c:d,g.href="#scan-using-file",g.addEventListener("click",function(){return b.sectionSwapAllowed?void(b.__setStatus("IDLE"),b.__resetHeaderMessage(),b.__getFileScanInput().value="",b.sectionSwapAllowed=!1,b.currentScanType==a.SCAN_TYPE_CAMERA?(b.__clearScanRegion(),b.__getFileScanInput().disabled=!1,b.__getCameraScanRegion().style.display="none",b.__getFileScanRegion().style.display="block",g.innerHTML=d,b.currentScanType=a.SCAN_TYPE_FILE,b.__insertFileScanImageToScanRegion()):(b.__clearScanRegion(),b.__getFileScanInput().disabled=!0,b.__getCameraScanRegion().style.display="block",b.__getFileScanRegion().style.display="none",g.innerHTML=c,b.currentScanType=a.SCAN_TYPE_CAMERA,b.__insertCameraScanImageToScanRegion()),b.sectionSwapAllowed=!0):void(b.verbose&&console.error("Section swap called when not allowed"))}),f.appendChild(g),e.appendChild(f)}},{key:"__setStatus",value:function(b,c){c||(c=a.STATUS_DEFAULT);var d=document.getElementById(this.__getStatusSpanId());switch(d.innerHTML=b,c){case a.STATUS_SUCCESS:d.style.background="#6aaf5042",d.style.color="#477735";break;case a.STATUS_WARNING:d.style.background="#cb243124",d.style.color="#cb2431";break;case a.STATUS_DEFAULT:default:d.style.background="#eef",d.style.color="rgb(17, 17, 17)";}}},{key:"__resetHeaderMessage",value:function(){var a=document.getElementById(this.__getHeaderMessageContainerId());a.style.display="none"}},{key:"__setHeaderMessage",value:function(b,c){c||(c=a.STATUS_DEFAULT);var d=document.getElementById(this.__getHeaderMessageContainerId());switch(d.innerHTML=b,d.style.display="block",c){case a.STATUS_SUCCESS:d.style.background="#6aaf5042",d.style.color="#477735";break;case a.STATUS_WARNING:d.style.background="#cb243124",d.style.color="#cb2431";break;case a.STATUS_DEFAULT:default:d.style.background="#00000000",d.style.color="rgb(17, 17, 17)";}}},{key:"_showHideScanTypeSwapLink",value:function(a){!0!==a&&(a=!1),this.sectionSwapAllowed=a,this.__getDashboardSectionSwapLink().style.display=a?"inline-block":"none"}},{key:"__insertCameraScanImageToScanRegion",value:function(){var b=this,c=document.getElementById(this.__getScanRegionId());return this.cameraScanImage?(c.innerHTML="<br>",void c.appendChild(this.cameraScanImage)):void(this.cameraScanImage=new Image,this.cameraScanImage.onload=function(){c.innerHTML="<br>",c.appendChild(b.cameraScanImage)},this.cameraScanImage.width=64,this.cameraScanImage.style.opacity=.3,this.cameraScanImage.src=a.ASSET_CAMERA_SCAN)}},{key:"__insertFileScanImageToScanRegion",value:function(){var b=this,c=document.getElementById(this.__getScanRegionId());return this.fileScanImage?(c.innerHTML="<br>",void c.appendChild(this.fileScanImage)):void(this.fileScanImage=new Image,this.fileScanImage.onload=function(){c.innerHTML="<br>",c.appendChild(b.fileScanImage)},this.fileScanImage.width=64,this.fileScanImage.style.opacity=.3,this.fileScanImage.src=a.ASSET_FILE_SCAN)}},{key:"__clearScanRegion",value:function(){var a=document.getElementById(this.__getScanRegionId());a.innerHTML=""}},{key:"__getDashboardSectionId",value:function(){return"".concat(this.elementId,"__dashboard_section")}},{key:"__getDashboardSectionCameraScanRegionId",value:function(){return"".concat(this.elementId,"__dashboard_section_csr")}},{key:"__getDashboardSectionFileScanRegionId",value:function(){return"".concat(this.elementId,"__dashboard_section_fsr")}},{key:"__getDashboardSectionSwapLinkId",value:function(){return"".concat(this.elementId,"__dashboard_section_swaplink")}},{key:"__getScanRegionId",value:function(){return"".concat(this.elementId,"__scan_region")}},{key:"__getDashboardId",value:function(){return"".concat(this.elementId,"__dashboard")}},{key:"__getFileScanInputId",value:function(){return"".concat(this.elementId,"__filescan_input")}},{key:"__getStatusSpanId",value:function(){return"".concat(this.elementId,"__status_span")}},{key:"__getHeaderMessageContainerId",value:function(){return"".concat(this.elementId,"__header_message")}},{key:"__getCameraSelectionId",value:function(){return"".concat(this.elementId,"__camera_selection")}},{key:"__getCameraScanRegion",value:function(){return document.getElementById(this.__getDashboardSectionCameraScanRegionId())}},{key:"__getFileScanRegion",value:function(){return document.getElementById(this.__getDashboardSectionFileScanRegionId())}},{key:"__getFileScanInput",value:function(){return document.getElementById(this.__getFileScanInputId())}},{key:"__getDashboardSectionSwapLink",value:function(){return document.getElementById(this.__getDashboardSectionSwapLinkId())}}]),a}();_defineProperty(Html5QrcodeScanner,"SCAN_TYPE_CAMERA","SCAN_TYPE_CAMERA"),_defineProperty(Html5QrcodeScanner,"SCAN_TYPE_FILE","SCAN_TYPE_FILE"),_defineProperty(Html5QrcodeScanner,"STATUS_SUCCESS","STATUS_SUCCESS"),_defineProperty(Html5QrcodeScanner,"STATUS_WARNING","STATUS_WARNING"),_defineProperty(Html5QrcodeScanner,"STATUS_DEFAULT","STATUS_DEFAULT"),_defineProperty(Html5QrcodeScanner,"ASSET_FILE_SCAN","https://raw.githubusercontent.com/mebjas/html5-qrcode/master/assets/file-scan.gif"),_defineProperty(Html5QrcodeScanner,"ASSET_CAMERA_SCAN","https://raw.githubusercontent.com/mebjas/html5-qrcode/master/assets/camera-scan.gif");
\ No newline at end of file
diff --git a/qrcode.min.js b/qrcode.min.js
new file mode 100644
index 0000000..993e88f
--- /dev/null
+++ b/qrcode.min.js
@@ -0,0 +1 @@
+var QRCode;!function(){function a(a){this.mode=c.MODE_8BIT_BYTE,this.data=a,this.parsedData=[];for(var b=[],d=0,e=this.data.length;e>d;d++){var f=this.data.charCodeAt(d);f>65536?(b[0]=240|(1835008&f)>>>18,b[1]=128|(258048&f)>>>12,b[2]=128|(4032&f)>>>6,b[3]=128|63&f):f>2048?(b[0]=224|(61440&f)>>>12,b[1]=128|(4032&f)>>>6,b[2]=128|63&f):f>128?(b[0]=192|(1984&f)>>>6,b[1]=128|63&f):b[0]=f,this.parsedData=this.parsedData.concat(b)}this.parsedData.length!=this.data.length&&(this.parsedData.unshift(191),this.parsedData.unshift(187),this.parsedData.unshift(239))}function b(a,b){this.typeNumber=a,this.errorCorrectLevel=b,this.modules=null,this.moduleCount=0,this.dataCache=null,this.dataList=[]}function i(a,b){if(void 0==a.length)throw new Error(a.length+"/"+b);for(var c=0;c<a.length&&0==a[c];)c++;this.num=new Array(a.length-c+b);for(var d=0;d<a.length-c;d++)this.num[d]=a[d+c]}function j(a,b){this.totalCount=a,this.dataCount=b}function k(){this.buffer=[],this.length=0}function m(){return"undefined"!=typeof CanvasRenderingContext2D}function n(){var a=!1,b=navigator.userAgent;return/android/i.test(b)&&(a=!0,aMat=b.toString().match(/android ([0-9]\.[0-9])/i),aMat&&aMat[1]&&(a=parseFloat(aMat[1]))),a}function r(a,b){for(var c=1,e=s(a),f=0,g=l.length;g>=f;f++){var h=0;switch(b){case d.L:h=l[f][0];break;case d.M:h=l[f][1];break;case d.Q:h=l[f][2];break;case d.H:h=l[f][3]}if(h>=e)break;c++}if(c>l.length)throw new Error("Too long data");return c}function s(a){var b=encodeURI(a).toString().replace(/\%[0-9a-fA-F]{2}/g,"a");return b.length+(b.length!=a?3:0)}a.prototype={getLength:function(){return this.parsedData.length},write:function(a){for(var b=0,c=this.parsedData.length;c>b;b++)a.put(this.parsedData[b],8)}},b.prototype={addData:function(b){var c=new a(b);this.dataList.push(c),this.dataCache=null},isDark:function(a,b){if(0>a||this.moduleCount<=a||0>b||this.moduleCount<=b)throw new Error(a+","+b);return this.modules[a][b]},getModuleCount:function(){return this.moduleCount},make:function(){this.makeImpl(!1,this.getBestMaskPattern())},makeImpl:function(a,c){this.moduleCount=4*this.typeNumber+17,this.modules=new Array(this.moduleCount);for(var d=0;d<this.moduleCount;d++){this.modules[d]=new Array(this.moduleCount);for(var e=0;e<this.moduleCount;e++)this.modules[d][e]=null}this.setupPositionProbePattern(0,0),this.setupPositionProbePattern(this.moduleCount-7,0),this.setupPositionProbePattern(0,this.moduleCount-7),this.setupPositionAdjustPattern(),this.setupTimingPattern(),this.setupTypeInfo(a,c),this.typeNumber>=7&&this.setupTypeNumber(a),null==this.dataCache&&(this.dataCache=b.createData(this.typeNumber,this.errorCorrectLevel,this.dataList)),this.mapData(this.dataCache,c)},setupPositionProbePattern:function(a,b){for(var c=-1;7>=c;c++)if(!(-1>=a+c||this.moduleCount<=a+c))for(var d=-1;7>=d;d++)-1>=b+d||this.moduleCount<=b+d||(this.modules[a+c][b+d]=c>=0&&6>=c&&(0==d||6==d)||d>=0&&6>=d&&(0==c||6==c)||c>=2&&4>=c&&d>=2&&4>=d?!0:!1)},getBestMaskPattern:function(){for(var a=0,b=0,c=0;8>c;c++){this.makeImpl(!0,c);var d=f.getLostPoint(this);(0==c||a>d)&&(a=d,b=c)}return b},createMovieClip:function(a,b,c){var d=a.createEmptyMovieClip(b,c),e=1;this.make();for(var f=0;f<this.modules.length;f++)for(var g=f*e,h=0;h<this.modules[f].length;h++){var i=h*e,j=this.modules[f][h];j&&(d.beginFill(0,100),d.moveTo(i,g),d.lineTo(i+e,g),d.lineTo(i+e,g+e),d.lineTo(i,g+e),d.endFill())}return d},setupTimingPattern:function(){for(var a=8;a<this.moduleCount-8;a++)null==this.modules[a][6]&&(this.modules[a][6]=0==a%2);for(var b=8;b<this.moduleCount-8;b++)null==this.modules[6][b]&&(this.modules[6][b]=0==b%2)},setupPositionAdjustPattern:function(){for(var a=f.getPatternPosition(this.typeNumber),b=0;b<a.length;b++)for(var c=0;c<a.length;c++){var d=a[b],e=a[c];if(null==this.modules[d][e])for(var g=-2;2>=g;g++)for(var h=-2;2>=h;h++)this.modules[d+g][e+h]=-2==g||2==g||-2==h||2==h||0==g&&0==h?!0:!1}},setupTypeNumber:function(a){for(var b=f.getBCHTypeNumber(this.typeNumber),c=0;18>c;c++){var d=!a&&1==(1&b>>c);this.modules[Math.floor(c/3)][c%3+this.moduleCount-8-3]=d}for(var c=0;18>c;c++){var d=!a&&1==(1&b>>c);this.modules[c%3+this.moduleCount-8-3][Math.floor(c/3)]=d}},setupTypeInfo:function(a,b){for(var c=this.errorCorrectLevel<<3|b,d=f.getBCHTypeInfo(c),e=0;15>e;e++){var g=!a&&1==(1&d>>e);6>e?this.modules[e][8]=g:8>e?this.modules[e+1][8]=g:this.modules[this.moduleCount-15+e][8]=g}for(var e=0;15>e;e++){var g=!a&&1==(1&d>>e);8>e?this.modules[8][this.moduleCount-e-1]=g:9>e?this.modules[8][15-e-1+1]=g:this.modules[8][15-e-1]=g}this.modules[this.moduleCount-8][8]=!a},mapData:function(a,b){for(var c=-1,d=this.moduleCount-1,e=7,g=0,h=this.moduleCount-1;h>0;h-=2)for(6==h&&h--;;){for(var i=0;2>i;i++)if(null==this.modules[d][h-i]){var j=!1;g<a.length&&(j=1==(1&a[g]>>>e));var k=f.getMask(b,d,h-i);k&&(j=!j),this.modules[d][h-i]=j,e--,-1==e&&(g++,e=7)}if(d+=c,0>d||this.moduleCount<=d){d-=c,c=-c;break}}}},b.PAD0=236,b.PAD1=17,b.createData=function(a,c,d){for(var e=j.getRSBlocks(a,c),g=new k,h=0;h<d.length;h++){var i=d[h];g.put(i.mode,4),g.put(i.getLength(),f.getLengthInBits(i.mode,a)),i.write(g)}for(var l=0,h=0;h<e.length;h++)l+=e[h].dataCount;if(g.getLengthInBits()>8*l)throw new Error("code length overflow. ("+g.getLengthInBits()+">"+8*l+")");for(g.getLengthInBits()+4<=8*l&&g.put(0,4);0!=g.getLengthInBits()%8;)g.putBit(!1);for(;;){if(g.getLengthInBits()>=8*l)break;if(g.put(b.PAD0,8),g.getLengthInBits()>=8*l)break;g.put(b.PAD1,8)}return b.createBytes(g,e)},b.createBytes=function(a,b){for(var c=0,d=0,e=0,g=new Array(b.length),h=new Array(b.length),j=0;j<b.length;j++){var k=b[j].dataCount,l=b[j].totalCount-k;d=Math.max(d,k),e=Math.max(e,l),g[j]=new Array(k);for(var m=0;m<g[j].length;m++)g[j][m]=255&a.buffer[m+c];c+=k;var n=f.getErrorCorrectPolynomial(l),o=new i(g[j],n.getLength()-1),p=o.mod(n);h[j]=new Array(n.getLength()-1);for(var m=0;m<h[j].length;m++){var q=m+p.getLength()-h[j].length;h[j][m]=q>=0?p.get(q):0}}for(var r=0,m=0;m<b.length;m++)r+=b[m].totalCount;for(var s=new Array(r),t=0,m=0;d>m;m++)for(var j=0;j<b.length;j++)m<g[j].length&&(s[t++]=g[j][m]);for(var m=0;e>m;m++)for(var j=0;j<b.length;j++)m<h[j].length&&(s[t++]=h[j][m]);return s};for(var c={MODE_NUMBER:1,MODE_ALPHA_NUM:2,MODE_8BIT_BYTE:4,MODE_KANJI:8},d={L:1,M:0,Q:3,H:2},e={PATTERN000:0,PATTERN001:1,PATTERN010:2,PATTERN011:3,PATTERN100:4,PATTERN101:5,PATTERN110:6,PATTERN111:7},f={PATTERN_POSITION_TABLE:[[],[6,18],[6,22],[6,26],[6,30],[6,34],[6,22,38],[6,24,42],[6,26,46],[6,28,50],[6,30,54],[6,32,58],[6,34,62],[6,26,46,66],[6,26,48,70],[6,26,50,74],[6,30,54,78],[6,30,56,82],[6,30,58,86],[6,34,62,90],[6,28,50,72,94],[6,26,50,74,98],[6,30,54,78,102],[6,28,54,80,106],[6,32,58,84,110],[6,30,58,86,114],[6,34,62,90,118],[6,26,50,74,98,122],[6,30,54,78,102,126],[6,26,52,78,104,130],[6,30,56,82,108,134],[6,34,60,86,112,138],[6,30,58,86,114,142],[6,34,62,90,118,146],[6,30,54,78,102,126,150],[6,24,50,76,102,128,154],[6,28,54,80,106,132,158],[6,32,58,84,110,136,162],[6,26,54,82,110,138,166],[6,30,58,86,114,142,170]],G15:1335,G18:7973,G15_MASK:21522,getBCHTypeInfo:function(a){for(var b=a<<10;f.getBCHDigit(b)-f.getBCHDigit(f.G15)>=0;)b^=f.G15<<f.getBCHDigit(b)-f.getBCHDigit(f.G15);return(a<<10|b)^f.G15_MASK},getBCHTypeNumber:function(a){for(var b=a<<12;f.getBCHDigit(b)-f.getBCHDigit(f.G18)>=0;)b^=f.G18<<f.getBCHDigit(b)-f.getBCHDigit(f.G18);return a<<12|b},getBCHDigit:function(a){for(var b=0;0!=a;)b++,a>>>=1;return b},getPatternPosition:function(a){return f.PATTERN_POSITION_TABLE[a-1]},getMask:function(a,b,c){switch(a){case e.PATTERN000:return 0==(b+c)%2;case e.PATTERN001:return 0==b%2;case e.PATTERN010:return 0==c%3;case e.PATTERN011:return 0==(b+c)%3;case e.PATTERN100:return 0==(Math.floor(b/2)+Math.floor(c/3))%2;case e.PATTERN101:return 0==b*c%2+b*c%3;case e.PATTERN110:return 0==(b*c%2+b*c%3)%2;case e.PATTERN111:return 0==(b*c%3+(b+c)%2)%2;default:throw new Error("bad maskPattern:"+a)}},getErrorCorrectPolynomial:function(a){for(var b=new i([1],0),c=0;a>c;c++)b=b.multiply(new i([1,g.gexp(c)],0));return b},getLengthInBits:function(a,b){if(b>=1&&10>b)switch(a){case c.MODE_NUMBER:return 10;case c.MODE_ALPHA_NUM:return 9;case c.MODE_8BIT_BYTE:return 8;case c.MODE_KANJI:return 8;default:throw new Error("mode:"+a)}else if(27>b)switch(a){case c.MODE_NUMBER:return 12;case c.MODE_ALPHA_NUM:return 11;case c.MODE_8BIT_BYTE:return 16;case c.MODE_KANJI:return 10;default:throw new Error("mode:"+a)}else{if(!(41>b))throw new Error("type:"+b);switch(a){case c.MODE_NUMBER:return 14;case c.MODE_ALPHA_NUM:return 13;case c.MODE_8BIT_BYTE:return 16;case c.MODE_KANJI:return 12;default:throw new Error("mode:"+a)}}},getLostPoint:function(a){for(var b=a.getModuleCount(),c=0,d=0;b>d;d++)for(var e=0;b>e;e++){for(var f=0,g=a.isDark(d,e),h=-1;1>=h;h++)if(!(0>d+h||d+h>=b))for(var i=-1;1>=i;i++)0>e+i||e+i>=b||(0!=h||0!=i)&&g==a.isDark(d+h,e+i)&&f++;f>5&&(c+=3+f-5)}for(var d=0;b-1>d;d++)for(var e=0;b-1>e;e++){var j=0;a.isDark(d,e)&&j++,a.isDark(d+1,e)&&j++,a.isDark(d,e+1)&&j++,a.isDark(d+1,e+1)&&j++,(0==j||4==j)&&(c+=3)}for(var d=0;b>d;d++)for(var e=0;b-6>e;e++)a.isDark(d,e)&&!a.isDark(d,e+1)&&a.isDark(d,e+2)&&a.isDark(d,e+3)&&a.isDark(d,e+4)&&!a.isDark(d,e+5)&&a.isDark(d,e+6)&&(c+=40);for(var e=0;b>e;e++)for(var d=0;b-6>d;d++)a.isDark(d,e)&&!a.isDark(d+1,e)&&a.isDark(d+2,e)&&a.isDark(d+3,e)&&a.isDark(d+4,e)&&!a.isDark(d+5,e)&&a.isDark(d+6,e)&&(c+=40);for(var k=0,e=0;b>e;e++)for(var d=0;b>d;d++)a.isDark(d,e)&&k++;var l=Math.abs(100*k/b/b-50)/5;return c+=10*l}},g={glog:function(a){if(1>a)throw new Error("glog("+a+")");return g.LOG_TABLE[a]},gexp:function(a){for(;0>a;)a+=255;for(;a>=256;)a-=255;return g.EXP_TABLE[a]},EXP_TABLE:new Array(256),LOG_TABLE:new Array(256)},h=0;8>h;h++)g.EXP_TABLE[h]=1<<h;for(var h=8;256>h;h++)g.EXP_TABLE[h]=g.EXP_TABLE[h-4]^g.EXP_TABLE[h-5]^g.EXP_TABLE[h-6]^g.EXP_TABLE[h-8];for(var h=0;255>h;h++)g.LOG_TABLE[g.EXP_TABLE[h]]=h;i.prototype={get:function(a){return this.num[a]},getLength:function(){return this.num.length},multiply:function(a){for(var b=new Array(this.getLength()+a.getLength()-1),c=0;c<this.getLength();c++)for(var d=0;d<a.getLength();d++)b[c+d]^=g.gexp(g.glog(this.get(c))+g.glog(a.get(d)));return new i(b,0)},mod:function(a){if(this.getLength()-a.getLength()<0)return this;for(var b=g.glog(this.get(0))-g.glog(a.get(0)),c=new Array(this.getLength()),d=0;d<this.getLength();d++)c[d]=this.get(d);for(var d=0;d<a.getLength();d++)c[d]^=g.gexp(g.glog(a.get(d))+b);return new i(c,0).mod(a)}},j.RS_BLOCK_TABLE=[[1,26,19],[1,26,16],[1,26,13],[1,26,9],[1,44,34],[1,44,28],[1,44,22],[1,44,16],[1,70,55],[1,70,44],[2,35,17],[2,35,13],[1,100,80],[2,50,32],[2,50,24],[4,25,9],[1,134,108],[2,67,43],[2,33,15,2,34,16],[2,33,11,2,34,12],[2,86,68],[4,43,27],[4,43,19],[4,43,15],[2,98,78],[4,49,31],[2,32,14,4,33,15],[4,39,13,1,40,14],[2,121,97],[2,60,38,2,61,39],[4,40,18,2,41,19],[4,40,14,2,41,15],[2,146,116],[3,58,36,2,59,37],[4,36,16,4,37,17],[4,36,12,4,37,13],[2,86,68,2,87,69],[4,69,43,1,70,44],[6,43,19,2,44,20],[6,43,15,2,44,16],[4,101,81],[1,80,50,4,81,51],[4,50,22,4,51,23],[3,36,12,8,37,13],[2,116,92,2,117,93],[6,58,36,2,59,37],[4,46,20,6,47,21],[7,42,14,4,43,15],[4,133,107],[8,59,37,1,60,38],[8,44,20,4,45,21],[12,33,11,4,34,12],[3,145,115,1,146,116],[4,64,40,5,65,41],[11,36,16,5,37,17],[11,36,12,5,37,13],[5,109,87,1,110,88],[5,65,41,5,66,42],[5,54,24,7,55,25],[11,36,12],[5,122,98,1,123,99],[7,73,45,3,74,46],[15,43,19,2,44,20],[3,45,15,13,46,16],[1,135,107,5,136,108],[10,74,46,1,75,47],[1,50,22,15,51,23],[2,42,14,17,43,15],[5,150,120,1,151,121],[9,69,43,4,70,44],[17,50,22,1,51,23],[2,42,14,19,43,15],[3,141,113,4,142,114],[3,70,44,11,71,45],[17,47,21,4,48,22],[9,39,13,16,40,14],[3,135,107,5,136,108],[3,67,41,13,68,42],[15,54,24,5,55,25],[15,43,15,10,44,16],[4,144,116,4,145,117],[17,68,42],[17,50,22,6,51,23],[19,46,16,6,47,17],[2,139,111,7,140,112],[17,74,46],[7,54,24,16,55,25],[34,37,13],[4,151,121,5,152,122],[4,75,47,14,76,48],[11,54,24,14,55,25],[16,45,15,14,46,16],[6,147,117,4,148,118],[6,73,45,14,74,46],[11,54,24,16,55,25],[30,46,16,2,47,17],[8,132,106,4,133,107],[8,75,47,13,76,48],[7,54,24,22,55,25],[22,45,15,13,46,16],[10,142,114,2,143,115],[19,74,46,4,75,47],[28,50,22,6,51,23],[33,46,16,4,47,17],[8,152,122,4,153,123],[22,73,45,3,74,46],[8,53,23,26,54,24],[12,45,15,28,46,16],[3,147,117,10,148,118],[3,73,45,23,74,46],[4,54,24,31,55,25],[11,45,15,31,46,16],[7,146,116,7,147,117],[21,73,45,7,74,46],[1,53,23,37,54,24],[19,45,15,26,46,16],[5,145,115,10,146,116],[19,75,47,10,76,48],[15,54,24,25,55,25],[23,45,15,25,46,16],[13,145,115,3,146,116],[2,74,46,29,75,47],[42,54,24,1,55,25],[23,45,15,28,46,16],[17,145,115],[10,74,46,23,75,47],[10,54,24,35,55,25],[19,45,15,35,46,16],[17,145,115,1,146,116],[14,74,46,21,75,47],[29,54,24,19,55,25],[11,45,15,46,46,16],[13,145,115,6,146,116],[14,74,46,23,75,47],[44,54,24,7,55,25],[59,46,16,1,47,17],[12,151,121,7,152,122],[12,75,47,26,76,48],[39,54,24,14,55,25],[22,45,15,41,46,16],[6,151,121,14,152,122],[6,75,47,34,76,48],[46,54,24,10,55,25],[2,45,15,64,46,16],[17,152,122,4,153,123],[29,74,46,14,75,47],[49,54,24,10,55,25],[24,45,15,46,46,16],[4,152,122,18,153,123],[13,74,46,32,75,47],[48,54,24,14,55,25],[42,45,15,32,46,16],[20,147,117,4,148,118],[40,75,47,7,76,48],[43,54,24,22,55,25],[10,45,15,67,46,16],[19,148,118,6,149,119],[18,75,47,31,76,48],[34,54,24,34,55,25],[20,45,15,61,46,16]],j.getRSBlocks=function(a,b){var c=j.getRsBlockTable(a,b);if(void 0==c)throw new Error("bad rs block @ typeNumber:"+a+"/errorCorrectLevel:"+b);for(var d=c.length/3,e=[],f=0;d>f;f++)for(var g=c[3*f+0],h=c[3*f+1],i=c[3*f+2],k=0;g>k;k++)e.push(new j(h,i));return e},j.getRsBlockTable=function(a,b){switch(b){case d.L:return j.RS_BLOCK_TABLE[4*(a-1)+0];case d.M:return j.RS_BLOCK_TABLE[4*(a-1)+1];case d.Q:return j.RS_BLOCK_TABLE[4*(a-1)+2];case d.H:return j.RS_BLOCK_TABLE[4*(a-1)+3];default:return void 0}},k.prototype={get:function(a){var b=Math.floor(a/8);return 1==(1&this.buffer[b]>>>7-a%8)},put:function(a,b){for(var c=0;b>c;c++)this.putBit(1==(1&a>>>b-c-1))},getLengthInBits:function(){return this.length},putBit:function(a){var b=Math.floor(this.length/8);this.buffer.length<=b&&this.buffer.push(0),a&&(this.buffer[b]|=128>>>this.length%8),this.length++}};var l=[[17,14,11,7],[32,26,20,14],[53,42,32,24],[78,62,46,34],[106,84,60,44],[134,106,74,58],[154,122,86,64],[192,152,108,84],[230,180,130,98],[271,213,151,119],[321,251,177,137],[367,287,203,155],[425,331,241,177],[458,362,258,194],[520,412,292,220],[586,450,322,250],[644,504,364,280],[718,560,394,310],[792,624,442,338],[858,666,482,382],[929,711,509,403],[1003,779,565,439],[1091,857,611,461],[1171,911,661,511],[1273,997,715,535],[1367,1059,751,593],[1465,1125,805,625],[1528,1190,868,658],[1628,1264,908,698],[1732,1370,982,742],[1840,1452,1030,790],[1952,1538,1112,842],[2068,1628,1168,898],[2188,1722,1228,958],[2303,1809,1283,983],[2431,1911,1351,1051],[2563,1989,1423,1093],[2699,2099,1499,1139],[2809,2213,1579,1219],[2953,2331,1663,1273]],o=function(){var a=function(a,b){this._el=a,this._htOption=b};return a.prototype.draw=function(a){function g(a,b){var c=document.createElementNS("http://www.w3.org/2000/svg",a);for(var d in b)b.hasOwnProperty(d)&&c.setAttribute(d,b[d]);return c}var b=this._htOption,c=this._el,d=a.getModuleCount();Math.floor(b.width/d),Math.floor(b.height/d),this.clear();var h=g("svg",{viewBox:"0 0 "+String(d)+" "+String(d),width:"100%",height:"100%",fill:b.colorLight});h.setAttributeNS("http://www.w3.org/2000/xmlns/","xmlns:xlink","http://www.w3.org/1999/xlink"),c.appendChild(h),h.appendChild(g("rect",{fill:b.colorDark,width:"1",height:"1",id:"template"}));for(var i=0;d>i;i++)for(var j=0;d>j;j++)if(a.isDark(i,j)){var k=g("use",{x:String(i),y:String(j)});k.setAttributeNS("http://www.w3.org/1999/xlink","href","#template"),h.appendChild(k)}},a.prototype.clear=function(){for(;this._el.hasChildNodes();)this._el.removeChild(this._el.lastChild)},a}(),p="svg"===document.documentElement.tagName.toLowerCase(),q=p?o:m()?function(){function a(){this._elImage.src=this._elCanvas.toDataURL("image/png"),this._elImage.style.display="block",this._elCanvas.style.display="none"}function d(a,b){var c=this;if(c._fFail=b,c._fSuccess=a,null===c._bSupportDataURI){var d=document.createElement("img"),e=function(){c._bSupportDataURI=!1,c._fFail&&_fFail.call(c)},f=function(){c._bSupportDataURI=!0,c._fSuccess&&c._fSuccess.call(c)};return d.onabort=e,d.onerror=e,d.onload=f,d.src="data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU5ErkJggg==",void 0}c._bSupportDataURI===!0&&c._fSuccess?c._fSuccess.call(c):c._bSupportDataURI===!1&&c._fFail&&c._fFail.call(c)}if(this._android&&this._android<=2.1){var b=1/window.devicePixelRatio,c=CanvasRenderingContext2D.prototype.drawImage;CanvasRenderingContext2D.prototype.drawImage=function(a,d,e,f,g,h,i,j){if("nodeName"in a&&/img/i.test(a.nodeName))for(var l=arguments.length-1;l>=1;l--)arguments[l]=arguments[l]*b;else"undefined"==typeof j&&(arguments[1]*=b,arguments[2]*=b,arguments[3]*=b,arguments[4]*=b);c.apply(this,arguments)}}var e=function(a,b){this._bIsPainted=!1,this._android=n(),this._htOption=b,this._elCanvas=document.createElement("canvas"),this._elCanvas.width=b.width,this._elCanvas.height=b.height,a.appendChild(this._elCanvas),this._el=a,this._oContext=this._elCanvas.getContext("2d"),this._bIsPainted=!1,this._elImage=document.createElement("img"),this._elImage.style.display="none",this._el.appendChild(this._elImage),this._bSupportDataURI=null};return e.prototype.draw=function(a){var b=this._elImage,c=this._oContext,d=this._htOption,e=a.getModuleCount(),f=d.width/e,g=d.height/e,h=Math.round(f),i=Math.round(g);b.style.display="none",this.clear();for(var j=0;e>j;j++)for(var k=0;e>k;k++){var l=a.isDark(j,k),m=k*f,n=j*g;c.strokeStyle=l?d.colorDark:d.colorLight,c.lineWidth=1,c.fillStyle=l?d.colorDark:d.colorLight,c.fillRect(m,n,f,g),c.strokeRect(Math.floor(m)+.5,Math.floor(n)+.5,h,i),c.strokeRect(Math.ceil(m)-.5,Math.ceil(n)-.5,h,i)}this._bIsPainted=!0},e.prototype.makeImage=function(){this._bIsPainted&&d.call(this,a)},e.prototype.isPainted=function(){return this._bIsPainted},e.prototype.clear=function(){this._oContext.clearRect(0,0,this._elCanvas.width,this._elCanvas.height),this._bIsPainted=!1},e.prototype.round=function(a){return a?Math.floor(1e3*a)/1e3:a},e}():function(){var a=function(a,b){this._el=a,this._htOption=b};return a.prototype.draw=function(a){for(var b=this._htOption,c=this._el,d=a.getModuleCount(),e=Math.floor(b.width/d),f=Math.floor(b.height/d),g=['<table style="border:0;border-collapse:collapse;">'],h=0;d>h;h++){g.push("<tr>");for(var i=0;d>i;i++)g.push('<td style="border:0;border-collapse:collapse;padding:0;margin:0;width:'+e+"px;height:"+f+"px;background-color:"+(a.isDark(h,i)?b.colorDark:b.colorLight)+';"></td>');g.push("</tr>")}g.push("</table>"),c.innerHTML=g.join("");var j=c.childNodes[0],k=(b.width-j.offsetWidth)/2,l=(b.height-j.offsetHeight)/2;k>0&&l>0&&(j.style.margin=l+"px "+k+"px")},a.prototype.clear=function(){this._el.innerHTML=""},a}();QRCode=function(a,b){if(this._htOption={width:256,height:256,typeNumber:4,colorDark:"#000000",colorLight:"#ffffff",correctLevel:d.H},"string"==typeof b&&(b={text:b}),b)for(var c in b)this._htOption[c]=b[c];"string"==typeof a&&(a=document.getElementById(a)),this._android=n(),this._el=a,this._oQRCode=null,this._oDrawing=new q(this._el,this._htOption),this._htOption.text&&this.makeCode(this._htOption.text)},QRCode.prototype.makeCode=function(a){this._oQRCode=new b(r(a,this._htOption.correctLevel),this._htOption.correctLevel),this._oQRCode.addData(a),this._oQRCode.make(),this._el.title=a,this._oDrawing.draw(this._oQRCode),this.makeImage()},QRCode.prototype.makeImage=function(){"function"==typeof this._oDrawing.makeImage&&(!this._android||this._android>=3)&&this._oDrawing.makeImage()},QRCode.prototype.clear=function(){this._oDrawing.clear()},QRCode.CorrectLevel=d}();
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