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performance improvements

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This commit is contained in:
sairaj mote 2022-12-28 03:46:38 +05:30
parent d846ef7e46
commit b4838a5076
2 changed files with 23 additions and 6 deletions
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27
components/dist/form.js vendored
View File

@ -30,12 +30,21 @@ customElements.define('sm-form', class extends HTMLElement {
this.form = this.shadowRoot.querySelector('form');
this.invalidFields = false;
this.skipSubmit = false;
this.isFormValid = false;
this.supportedElements = new Set(['INPUT', 'SM-INPUT', 'SM-TEXTAREA', 'SM-CHECKBOX', 'TAGS-INPUT', 'FILE-INPUT', 'SM-SWITCH', 'SM-RADIO']);
this.debounce = this.debounce.bind(this);
this._checkValidity = this._checkValidity.bind(this);
this.handleKeydown = this.handleKeydown.bind(this);
this.reset = this.reset.bind(this);
this.elementsChanged = this.elementsChanged.bind(this);
}
static get observedAttributes() {
return ['skip-submit'];
}
get validity() {
return this.isFormValid;
}
debounce(callback, wait) {
let timeoutId = null;
return (...args) => {
@ -48,14 +57,16 @@ customElements.define('sm-form', class extends HTMLElement {
_checkValidity() {
if (!this.submitButton) return;
this.invalidFields = this._requiredElements.filter(([elem, isWC]) => isWC ? !elem.isValid : !elem.checkValidity());
this.submitButton.disabled = this.invalidFields.length > 0;
if (this.invalidFields.length > 0)
this.dispatchEvent(new CustomEvent('invalid', {
this.isFormValid = this.invalidFields.length === 0;
if (!this.skipSubmit)
this.submitButton.disabled = !this.isFormValid;
if (this.isFormValid)
this.dispatchEvent(new CustomEvent('valid', {
bubbles: true,
composed: true,
}));
else
this.dispatchEvent(new CustomEvent('valid', {
this.dispatchEvent(new CustomEvent('invalid', {
bubbles: true,
composed: true,
}));
@ -117,13 +128,19 @@ customElements.define('sm-form', class extends HTMLElement {
this.addEventListener('keydown', this.debounce(this.handleKeydown, 100));
this.mutationObserver = new MutationObserver(mutations => {
mutations.forEach(mutation => {
if (mutation.type === 'childList') {
if (mutation.type === 'childList' && [...mutation.addedNodes].some(node => this.supportedElements.has(node.tagName)) || [...mutation.removedNodes].some(node => this.supportedElements.has(node.tagName))) {
updateFormDecedents();
}
});
});
this.mutationObserver.observe(this, { childList: true, subtree: true });
}
attributeChangedCallback(name, oldValue, newValue) {
if (name === 'skip-submit') {
this.skipSubmit = newValue !== null;
}
}
disconnectedCallback() {
this.removeEventListener('input', this.debounce(this._checkValidity, 100));
this.removeEventListener('keydown', this.debounce(this.handleKeydown, 100));

2
components/dist/form.min.js vendored
View File

@ -1 +1 @@
const smForm = document.createElement("template"); smForm.innerHTML = ` <style> *{ padding: 0; margin: 0; box-sizing: border-box; } :host{ display: grid; width: 100%; } form{ display: inherit; gap: var(--gap, 1.5rem); width: 100%; } </style> <form part="form" onsubmit="return false"> <slot></slot> </form> `, customElements.define("sm-form", class extends HTMLElement { constructor() { super(), this.attachShadow({ mode: "open" }).append(smForm.content.cloneNode(!0)), this.form = this.shadowRoot.querySelector("form"), this.invalidFields = !1, this.debounce = this.debounce.bind(this), this._checkValidity = this._checkValidity.bind(this), this.handleKeydown = this.handleKeydown.bind(this), this.reset = this.reset.bind(this), this.elementsChanged = this.elementsChanged.bind(this) } debounce(e, t) { let i = null; return (...s) => { window.clearTimeout(i), i = window.setTimeout(() => { e.apply(null, s) }, t) } } _checkValidity() { this.submitButton && (this.invalidFields = this._requiredElements.filter(([e, t]) => t ? !e.isValid : !e.checkValidity()), this.submitButton.disabled = this.invalidFields.length > 0, this.invalidFields.length > 0 ? this.dispatchEvent(new CustomEvent("invalid", { bubbles: !0, composed: !0 })) : this.dispatchEvent(new CustomEvent("valid", { bubbles: !0, composed: !0 }))) } handleKeydown(e) { if ("Enter" === e.key && e.target.tagName.includes("INPUT")) { if (this.invalidFields.length) for (let [t, i] of this._requiredElements) { let s = i ? !t.isValid : !t.checkValidity(); if (s) { (t?.shadowRoot?.lastElementChild || t).animate([{ transform: "translateX(-1rem)" }, { transform: "translateX(1rem)" }, { transform: "translateX(-0.5rem)" }, { transform: "translateX(0.5rem)" }, { transform: "translateX(0)" },], { duration: 300, easing: "ease" }), i ? t.focusIn() : t.focus(); break } } else this.submitButton && this.submitButton.click(), this.dispatchEvent(new CustomEvent("submit", { bubbles: !0, composed: !0 })) } } reset() { this.formElements.forEach(([e, t]) => { t ? e.reset() : e.value = "" }) } elementsChanged() { this.formElements = [...this.querySelectorAll("input, sm-input, sm-textarea, sm-checkbox, tags-input, file-input, sm-switch, sm-radio")].map(e => [e, e.tagName.includes("-")]), this._requiredElements = this.formElements.filter(([e]) => e.hasAttribute("required")), this.submitButton = this.querySelector('[variant="primary"], [type="submit"]'), this.resetButton = this.querySelector('[type="reset"]'), this.resetButton && this.resetButton.addEventListener("click", this.reset), this._checkValidity() } connectedCallback() { let e = this.debounce(this.elementsChanged, 100); this.shadowRoot.querySelector("slot").addEventListener("slotchange", e), this.addEventListener("input", this.debounce(this._checkValidity, 100)), this.addEventListener("keydown", this.debounce(this.handleKeydown, 100)), this.mutationObserver = new MutationObserver(t => { t.forEach(t => { "childList" === t.type && e() }) }), this.mutationObserver.observe(this, { childList: !0, subtree: !0 }) } disconnectedCallback() { this.removeEventListener("input", this.debounce(this._checkValidity, 100)), this.removeEventListener("keydown", this.debounce(this.handleKeydown, 100)), this.mutationObserver.disconnect() } });
const smForm = document.createElement("template"); smForm.innerHTML = ` <style> *{ padding: 0; margin: 0; box-sizing: border-box; } :host{ display: grid; width: 100%; } form{ display: inherit; gap: var(--gap, 1.5rem); width: 100%; } </style> <form part="form" onsubmit="return false"> <slot></slot> </form> `, customElements.define("sm-form", class extends HTMLElement { constructor() { super(), this.attachShadow({ mode: "open" }).append(smForm.content.cloneNode(!0)), this.form = this.shadowRoot.querySelector("form"), this.invalidFields = !1, this.skipSubmit = !1, this.isFormValid = !1, this.supportedElements = new Set(["INPUT", "SM-INPUT", "SM-TEXTAREA", "SM-CHECKBOX", "TAGS-INPUT", "FILE-INPUT", "SM-SWITCH", "SM-RADIO"]), this.debounce = this.debounce.bind(this), this._checkValidity = this._checkValidity.bind(this), this.handleKeydown = this.handleKeydown.bind(this), this.reset = this.reset.bind(this), this.elementsChanged = this.elementsChanged.bind(this) } static get observedAttributes() { return ["skip-submit"] } get validity() { return this.isFormValid } debounce(t, e) { let i = null; return (...s) => { window.clearTimeout(i), i = window.setTimeout(() => { t.apply(null, s) }, e) } } _checkValidity() { this.submitButton && (this.invalidFields = this._requiredElements.filter(([t, e]) => e ? !t.isValid : !t.checkValidity()), this.isFormValid = 0 === this.invalidFields.length, this.skipSubmit || (this.submitButton.disabled = !this.isFormValid), this.isFormValid ? this.dispatchEvent(new CustomEvent("valid", { bubbles: !0, composed: !0 })) : this.dispatchEvent(new CustomEvent("invalid", { bubbles: !0, composed: !0 }))) } handleKeydown(t) { if ("Enter" === t.key && t.target.tagName.includes("INPUT")) { if (this.invalidFields.length) for (let [e, i] of this._requiredElements) { let s = i ? !e.isValid : !e.checkValidity(); if (s) { (e?.shadowRoot?.lastElementChild || e).animate([{ transform: "translateX(-1rem)" }, { transform: "translateX(1rem)" }, { transform: "translateX(-0.5rem)" }, { transform: "translateX(0.5rem)" }, { transform: "translateX(0)" },], { duration: 300, easing: "ease" }), i ? e.focusIn() : e.focus(); break } } else this.submitButton && this.submitButton.click(), this.dispatchEvent(new CustomEvent("submit", { bubbles: !0, composed: !0 })) } } reset() { this.formElements.forEach(([t, e]) => { e ? t.reset() : t.value = "" }) } elementsChanged() { this.formElements = [...this.querySelectorAll("input, sm-input, sm-textarea, sm-checkbox, tags-input, file-input, sm-switch, sm-radio")].map(t => [t, t.tagName.includes("-")]), this._requiredElements = this.formElements.filter(([t]) => t.hasAttribute("required")), this.submitButton = this.querySelector('[variant="primary"], [type="submit"]'), this.resetButton = this.querySelector('[type="reset"]'), this.resetButton && this.resetButton.addEventListener("click", this.reset), this._checkValidity() } connectedCallback() { let t = this.debounce(this.elementsChanged, 100); this.shadowRoot.querySelector("slot").addEventListener("slotchange", t), this.addEventListener("input", this.debounce(this._checkValidity, 100)), this.addEventListener("keydown", this.debounce(this.handleKeydown, 100)), this.mutationObserver = new MutationObserver(e => { e.forEach(e => { ("childList" === e.type && [...e.addedNodes].some(t => this.supportedElements.has(t.tagName)) || [...e.removedNodes].some(t => this.supportedElements.has(t.tagName))) && t() }) }), this.mutationObserver.observe(this, { childList: !0, subtree: !0 }) } attributeChangedCallback(t, e, i) { "skip-submit" === t && (this.skipSubmit = null !== i) } disconnectedCallback() { this.removeEventListener("input", this.debounce(this._checkValidity, 100)), this.removeEventListener("keydown", this.debounce(this.handleKeydown, 100)), this.mutationObserver.disconnect() } });