mirror of
https://github.com/schlagmichdoch/PairDrop.git
synced 2025-04-20 15:06:15 -04:00
380 lines
No EOL
13 KiB
JavaScript
380 lines
No EOL
13 KiB
JavaScript
// Selector shortcuts
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const $ = query => document.getElementById(query);
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const $$ = query => document.querySelector(query);
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// Event listener shortcuts
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class Events {
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static fire(type, detail = {}) {
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window.dispatchEvent(new CustomEvent(type, { detail: detail }));
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}
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static on(type, callback, options) {
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return window.addEventListener(type, callback, options);
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}
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static off(type, callback, options) {
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return window.removeEventListener(type, callback, options);
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}
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}
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// UIs needed on start
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class ThemeUI {
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constructor() {
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this.prefersDarkTheme = window.matchMedia('(prefers-color-scheme: dark)').matches;
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this.prefersLightTheme = window.matchMedia('(prefers-color-scheme: light)').matches;
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this.$themeAutoBtn = document.getElementById('theme-auto');
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this.$themeLightBtn = document.getElementById('theme-light');
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this.$themeDarkBtn = document.getElementById('theme-dark');
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let currentTheme = this.getCurrentTheme();
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if (currentTheme === 'dark') {
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this.setModeToDark();
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} else if (currentTheme === 'light') {
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this.setModeToLight();
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}
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this.$themeAutoBtn.addEventListener('click', _ => this.onClickAuto());
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this.$themeLightBtn.addEventListener('click', _ => this.onClickLight());
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this.$themeDarkBtn.addEventListener('click', _ => this.onClickDark());
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}
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getCurrentTheme() {
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return localStorage.getItem('theme');
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}
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setCurrentTheme(theme) {
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localStorage.setItem('theme', theme);
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}
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onClickAuto() {
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if (this.getCurrentTheme()) {
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this.setModeToAuto();
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} else {
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this.setModeToDark();
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}
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}
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onClickLight() {
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if (this.getCurrentTheme() !== 'light') {
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this.setModeToLight();
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} else {
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this.setModeToAuto();
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}
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}
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onClickDark() {
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if (this.getCurrentTheme() !== 'dark') {
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this.setModeToDark();
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} else {
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this.setModeToLight();
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}
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}
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setModeToDark() {
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document.body.classList.remove('light-theme');
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document.body.classList.add('dark-theme');
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this.setCurrentTheme('dark');
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this.$themeAutoBtn.classList.remove("selected");
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this.$themeLightBtn.classList.remove("selected");
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this.$themeDarkBtn.classList.add("selected");
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}
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setModeToLight() {
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document.body.classList.remove('dark-theme');
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document.body.classList.add('light-theme');
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this.setCurrentTheme('light');
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this.$themeAutoBtn.classList.remove("selected");
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this.$themeLightBtn.classList.add("selected");
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this.$themeDarkBtn.classList.remove("selected");
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}
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setModeToAuto() {
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document.body.classList.remove('dark-theme');
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document.body.classList.remove('light-theme');
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if (this.prefersDarkTheme) {
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document.body.classList.add('dark-theme');
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}
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else if (this.prefersLightTheme) {
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document.body.classList.add('light-theme');
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}
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localStorage.removeItem('theme');
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this.$themeAutoBtn.classList.add("selected");
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this.$themeLightBtn.classList.remove("selected");
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this.$themeDarkBtn.classList.remove("selected");
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}
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}
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class HeaderUI {
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constructor() {
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this.$header = $$('header');
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this.$expandBtn = $('expand');
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Events.on("resize", _ => this.evaluateOverflowing());
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this.$expandBtn.addEventListener('click', _ => this.onExpandBtnClick());
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}
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async fadeIn() {
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this.$header.classList.remove('opacity-0');
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}
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async evaluateOverflowing() {
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// remove bracket icon before evaluating
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this.$expandBtn.setAttribute('hidden', true);
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// reset bracket icon rotation and header overflow
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this.$expandBtn.classList.add('flipped');
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this.$header.classList.remove('overflow-expanded');
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const rtlLocale = Localization.currentLocaleIsRtl();
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let icon;
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const $headerIconsShown = document.querySelectorAll('body > header:first-of-type > *:not([hidden])');
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for (let i= 1; i < $headerIconsShown.length; i++) {
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let isFurtherLeftThanLastIcon = $headerIconsShown[i].offsetLeft >= $headerIconsShown[i-1].offsetLeft;
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let isFurtherRightThanLastIcon = $headerIconsShown[i].offsetLeft <= $headerIconsShown[i-1].offsetLeft;
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if ((!rtlLocale && isFurtherLeftThanLastIcon) || (rtlLocale && isFurtherRightThanLastIcon)) {
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// we have found the first icon on second row. Use previous icon.
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icon = $headerIconsShown[i-1];
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break;
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}
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}
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if (icon) {
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// overflowing
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// add overflowing-hidden class
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this.$header.classList.add('overflow-hidden');
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// add expand btn 2 before icon
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this.$expandBtn.removeAttribute('hidden');
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icon.before(this.$expandBtn);
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}
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else {
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// no overflowing
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// remove overflowing-hidden class
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this.$header.classList.remove('overflow-hidden');
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}
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}
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onExpandBtnClick() {
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// toggle overflowing-hidden class and flip expand btn icon
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if (this.$header.classList.contains('overflow-hidden')) {
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this.$header.classList.remove('overflow-hidden');
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this.$header.classList.add('overflow-expanded');
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this.$expandBtn.classList.remove('flipped');
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}
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else {
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this.$header.classList.add('overflow-hidden');
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this.$header.classList.remove('overflow-expanded');
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this.$expandBtn.classList.add('flipped');
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}
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Events.fire('header-changed');
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}
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}
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class CenterUI {
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constructor() {
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this.$center = $$('#center');
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this.$xNoPeers = $$('x-no-peers');
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}
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async fadeIn() {
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this.$center.classList.remove('opacity-0');
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// Prevent flickering on load
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setTimeout(() => {
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this.$xNoPeers.classList.remove('no-animation-on-load');
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}, 600);
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}
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}
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class FooterUI {
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constructor() {
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this.$footer = $$('footer');
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this.$displayName = $('display-name');
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this.$discoveryWrapper = $$('footer .discovery-wrapper');
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this.$displayName.addEventListener('keydown', e => this._onKeyDownDisplayName(e));
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this.$displayName.addEventListener('keyup', e => this._onKeyUpDisplayName(e));
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this.$displayName.addEventListener('blur', e => this._saveDisplayName(e.target.innerText));
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Events.on('display-name', e => this._onDisplayName(e.detail.displayName));
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Events.on('self-display-name-changed', e => this._insertDisplayName(e.detail));
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// Load saved display name on page load
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Events.on('ws-connected', _ => this._loadSavedDisplayName());
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Events.on('evaluate-footer-badges', _ => this._evaluateFooterBadges());
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}
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async showLoading() {
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this.$displayName.setAttribute('placeholder', this.$displayName.dataset.placeholder);
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}
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async fadeIn() {
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this.$footer.classList.remove('opacity-0');
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}
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async _evaluateFooterBadges() {
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if (this.$discoveryWrapper.querySelectorAll('div:last-of-type > span[hidden]').length < 2) {
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this.$discoveryWrapper.classList.remove('row');
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this.$discoveryWrapper.classList.add('column');
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}
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else {
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this.$discoveryWrapper.classList.remove('column');
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this.$discoveryWrapper.classList.add('row');
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}
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Events.fire('redraw-canvas');
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}
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async _loadSavedDisplayName() {
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const displayName = await this._getSavedDisplayName()
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if (!displayName) return;
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Logger.debug("Retrieved edited display name:", displayName)
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Events.fire('self-display-name-changed', displayName);
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}
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_onDisplayName(displayName){
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// set display name
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this.$displayName.setAttribute('placeholder', displayName);
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}
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_insertDisplayName(displayName) {
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this.$displayName.textContent = displayName;
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}
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_onKeyDownDisplayName(e) {
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if (e.key === "Enter" || e.key === "Escape") {
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e.preventDefault();
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e.target.blur();
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}
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}
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_onKeyUpDisplayName(e) {
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// fix for Firefox inserting a linebreak into div on edit which prevents the placeholder from showing automatically when it is empty
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if (/^(\n|\r|\r\n)$/.test(e.target.innerText)) e.target.innerText = '';
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}
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async _saveDisplayName(newDisplayName) {
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newDisplayName = newDisplayName.replace(/(\n|\r|\r\n)/, '')
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const savedDisplayName = await this._getSavedDisplayName();
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if (newDisplayName === savedDisplayName) return;
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if (newDisplayName) {
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PersistentStorage.set('edited_display_name', newDisplayName)
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.then(_ => {
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Events.fire('notify-user', Localization.getTranslation("notifications.display-name-changed-permanently"));
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})
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.catch(_ => {
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Logger.debug("This browser does not support IndexedDB. Use localStorage instead.");
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localStorage.setItem('edited_display_name', newDisplayName);
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Events.fire('notify-user', Localization.getTranslation("notifications.display-name-changed-temporarily"));
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})
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.finally(() => {
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Events.fire('self-display-name-changed', newDisplayName);
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Events.fire('broadcast-send', {type: 'self-display-name-changed', detail: newDisplayName});
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});
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}
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else {
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PersistentStorage.delete('edited_display_name')
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.catch(_ => {
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Logger.debug("This browser does not support IndexedDB. Use localStorage instead.")
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localStorage.removeItem('edited_display_name');
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})
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.finally(() => {
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Events.fire('notify-user', Localization.getTranslation("notifications.display-name-random-again"));
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Events.fire('self-display-name-changed', '');
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Events.fire('broadcast-send', {type: 'self-display-name-changed', detail: ''});
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});
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}
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}
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_getSavedDisplayName() {
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return new Promise((resolve) => {
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PersistentStorage.get('edited_display_name')
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.then(displayName => {
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if (!displayName) displayName = "";
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resolve(displayName);
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})
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.catch(_ => {
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let displayName = localStorage.getItem('edited_display_name');
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if (!displayName) displayName = "";
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resolve(displayName);
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})
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});
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}
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}
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class BackgroundCanvas {
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constructor() {
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this.c = $$('canvas');
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this.cCtx = this.c.getContext('2d');
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this.$footer = $$('footer');
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// redraw canvas
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Events.on('resize', _ => this.init());
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Events.on('redraw-canvas', _ => this.init());
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Events.on('translation-loaded', _ => this.init());
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// ShareMode
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Events.on('share-mode-changed', e => this.onShareModeChanged(e.detail.active));
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}
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async fadeIn() {
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this.c.classList.remove('opacity-0');
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}
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init() {
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let oldW = this.w;
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let oldH = this.h;
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let oldOffset = this.offset
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this.w = document.documentElement.clientWidth;
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this.h = document.documentElement.clientHeight;
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this.offset = this.$footer.offsetHeight - 27;
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if (this.h >= 800) this.offset += 10;
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if (oldW === this.w && oldH === this.h && oldOffset === this.offset) return; // nothing has changed
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this.c.width = this.w;
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this.c.height = this.h;
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this.x0 = this.w / 2;
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this.y0 = this.h - this.offset;
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this.dw = Math.round(Math.max(this.w, this.h, 1000) / 13);
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this.baseColor = '165, 165, 165';
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this.baseOpacity = 0.3;
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this.drawCircles(this.cCtx);
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}
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onShareModeChanged(active) {
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this.baseColor = active ? '165, 165, 255' : '165, 165, 165';
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this.baseOpacity = active ? 0.5 : 0.3;
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this.drawCircles(this.cCtx);
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}
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drawCircle(ctx, radius) {
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ctx.beginPath();
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ctx.lineWidth = 2;
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let opacity = Math.max(0, this.baseOpacity * (1 - 1.2 * radius / Math.max(this.w, this.h)));
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ctx.strokeStyle = `rgba(${this.baseColor}, ${opacity})`;
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ctx.arc(this.x0, this.y0, radius, 0, 2 * Math.PI);
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ctx.stroke();
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}
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drawCircles(ctx) {
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ctx.clearRect(0, 0, this.w, this.h);
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for (let i = 0; i < 13; i++) {
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this.drawCircle(ctx, this.dw * i + 33 + 66);
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}
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}
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} |