mirror of
https://github.com/abhinavxd/libredesk.git
synced 2025-11-20 14:28:12 +00:00
450 lines
16 KiB
JavaScript
450 lines
16 KiB
JavaScript
/**
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* Libredesk Chat Widget
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* Embeddable chat widget for websites
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*/
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(function () {
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'use strict';
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// Prevent multiple initializations
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if (window.LibredeskWidget && window.LibredeskWidget instanceof Function) {
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return;
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}
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class LibredeskWidget {
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constructor(config = {}) {
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// Validate required config
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if (!config.baseUrl) {
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throw new Error('baseUrl is required');
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}
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if (!config.inboxID) {
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throw new Error('inboxID is required');
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}
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this.config = config;
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this.iframe = null;
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this.toggleButton = null;
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this.widgetButtonWrapper = null;
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this.unreadBadge = null;
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this.isChatVisible = false;
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this.widgetSettings = null;
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this.unreadCount = 0;
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this.isMobile = window.innerWidth <= 600;
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this.isExpanded = false;
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this.isVueAppReady = false;
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this.init();
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}
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async init () {
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try {
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await this.fetchWidgetSettings();
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this.createElements();
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this.setLauncherPosition();
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// Hide widget initially until Vue app is ready
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this.widgetButtonWrapper.style.display = 'none';
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this.iframe.addEventListener('load', () => {
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setTimeout(() => {
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this.sendMobileState();
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}, 2000);
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});
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this.setupMobileDetection();
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this.setupEventListeners();
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} catch (error) {
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console.error('Failed to initialize Libredesk Widget:', error);
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}
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}
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async fetchWidgetSettings () {
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try {
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const response = await fetch(`${this.config.baseUrl}/api/v1/widget/chat/settings/launcher?inbox_id=${this.config.inboxID}`);
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if (!response.ok) {
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throw new Error(`Error fetching widget settings. Status: ${response.status}`);
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}
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const result = await response.json();
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if (result.status !== 'success') {
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throw new Error('Failed to fetch widget settings');
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}
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this.widgetSettings = result.data;
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} catch (error) {
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console.error('Error fetching widget settings:', error);
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throw error;
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}
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}
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// Create launcher and iframe elements.
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createElements () {
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const launcher = this.widgetSettings.launcher;
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const colors = this.widgetSettings.colors;
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// Create toggle button
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this.toggleButton = document.createElement('div');
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this.toggleButton.style.cssText = `
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position: fixed;
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cursor: pointer;
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z-index: 9999;
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width: 60px;
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height: 60px;
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background-color: ${colors.primary};
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border-radius: 50%;
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display: flex;
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justify-content: center;
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align-items: center;
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box-shadow: 0 5px 20px rgba(0,0,0,0.3);
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transition: transform 0.3s ease;
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`;
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// Create icon element or arrow based on state
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this.iconContainer = document.createElement('div');
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this.iconContainer.style.cssText = `
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width: 60%;
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height: 60%;
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display: flex;
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justify-content: center;
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align-items: center;
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transition: transform 0.3s ease;
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`;
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if (launcher.logo_url) {
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this.defaultIcon = document.createElement('img');
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this.defaultIcon.src = launcher.logo_url;
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this.defaultIcon.style.cssText = `
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width: 100%;
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height: 100%;
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`;
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this.iconContainer.appendChild(this.defaultIcon);
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}
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// Create downward arrow SVG
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this.arrowIcon = document.createElement('div');
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this.arrowIcon.innerHTML = `
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<svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg">
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<path d="M7 10L12 15L17 10" stroke="white" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/>
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</svg>
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`;
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this.arrowIcon.style.cssText = `
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width: 100%;
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height: 100%;
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display: none;
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justify-content: center;
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align-items: center;
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`;
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this.iconContainer.appendChild(this.arrowIcon);
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this.toggleButton.appendChild(this.iconContainer);
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// Create unread badge
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this.unreadBadge = document.createElement('div');
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this.unreadBadge.style.cssText = `
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position: absolute;
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top: -5px;
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right: -5px;
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background-color: #ef4444;
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color: white;
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border-radius: 50%;
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width: 20px;
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height: 20px;
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display: none;
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justify-content: center;
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align-items: center;
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font-size: 12px;
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font-weight: bold;
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font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
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border: 2px solid white;
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box-sizing: border-box;
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z-index: 10000;
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`;
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const widgetButtonWrapper = document.createElement('div');
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widgetButtonWrapper.style.cssText = `
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position: fixed;
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z-index: 9999;
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`;
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widgetButtonWrapper.appendChild(this.toggleButton);
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widgetButtonWrapper.appendChild(this.unreadBadge);
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this.toggleButton.style.position = 'relative';
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this.widgetButtonWrapper = widgetButtonWrapper;
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// Create iframe
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this.iframe = document.createElement('iframe');
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this.iframe.src = `${this.config.baseUrl}/widget/?inbox_id=${this.config.inboxID}`;
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this.iframe.style.cssText = `
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position: fixed;
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border: none;
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border-radius: 12px;
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box-shadow: 0 5px 80px rgba(0,0,0,0.3);
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z-index: 9999;
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width: 400px;
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height: 700px;
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transition: all 0.3s ease;
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display: none;
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`;
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document.body.appendChild(this.widgetButtonWrapper);
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document.body.appendChild(this.iframe);
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}
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sendMobileState () {
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this.isMobile = window.innerWidth <= 600;
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// Send message to iframe to update mobile state there.
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if (this.iframe && this.iframe.contentWindow) {
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this.iframe.contentWindow.postMessage({
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type: 'SET_MOBILE_STATE',
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isMobile: this.isMobile
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}, '*');
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}
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}
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setLauncherPosition () {
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const launcher = this.widgetSettings.launcher;
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const spacing = launcher.spacing;
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const position = launcher.position;
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const side = position === 'right' ? 'right' : 'left';
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// Position button wrapper (which contains the toggle button and badge)
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this.widgetButtonWrapper.style.bottom = `${spacing.bottom}px`;
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this.widgetButtonWrapper.style[side] = `${spacing.side}px`;
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// Position iframe
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this.iframe.style.bottom = `${spacing.bottom + 80}px`;
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this.iframe.style[side] = `${spacing.side}px`;
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}
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setupEventListeners () {
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this.toggleButton.addEventListener('click', () => this.toggle());
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// Listen for messages from the iframe (Vue widget app)
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window.addEventListener('message', (event) => {
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// Verify the message is from our iframe.
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if (event.source === this.iframe.contentWindow) {
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if (event.data.type === 'VUE_APP_READY') {
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this.handleVueAppReady();
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} else if (event.data.type === 'CLOSE_WIDGET') {
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this.hideChat();
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} else if (event.data.type === 'UPDATE_UNREAD_COUNT') {
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this.updateUnreadCount(event.data.count);
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} else if (event.data.type === 'EXPAND_WIDGET') {
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this.expandWidget();
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} else if (event.data.type === 'COLLAPSE_WIDGET') {
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this.collapseWidget();
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}
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}
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});
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}
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setupMobileDetection () {
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window.addEventListener('resize', () => {
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this.sendMobileState();
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if (this.isChatVisible) {
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this.showChat();
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}
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});
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window.addEventListener('orientationchange', () => {
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this.sendMobileState();
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if (this.isChatVisible) {
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this.showChat();
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}
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});
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}
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handleVueAppReady () {
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this.isVueAppReady = true;
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// Show the widget button now that Vue app is ready
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this.widgetButtonWrapper.style.display = '';
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// Send JWT token if provided in config
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if (this.config.libredesk_user_jwt) {
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this.iframe.contentWindow.postMessage({
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type: 'SET_JWT_TOKEN',
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jwt: this.config.libredesk_user_jwt
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}, '*');
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}
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}
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toggle () {
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if (this.isChatVisible) {
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this.hideChat();
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} else {
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this.showChat();
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}
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}
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showChat () {
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if (this.iframe) {
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this.isMobile = window.innerWidth <= 600;
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if (this.isMobile) {
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this.iframe.style.display = 'block';
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this.iframe.style.position = 'fixed';
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this.iframe.style.top = '0';
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this.iframe.style.left = '0';
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this.iframe.style.width = '100vw';
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this.iframe.style.height = '100vh';
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this.iframe.style.borderRadius = '0';
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this.iframe.style.boxShadow = 'none';
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this.iframe.style.bottom = '';
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this.iframe.style.right = '';
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this.iframe.style.left = '';
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this.iframe.style.top = '0';
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this.widgetButtonWrapper.style.display = 'none';
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} else {
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this.iframe.style.display = 'block';
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this.iframe.style.position = 'fixed';
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this.iframe.style.width = '400px';
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this.iframe.style.borderRadius = '12px';
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this.iframe.style.boxShadow = '0 5px 40px rgba(0,0,0,0.2)';
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this.iframe.style.top = '';
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this.iframe.style.left = '';
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this.widgetButtonWrapper.style.display = '';
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// Apply expanded or normal height based on current state
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if (this.isExpanded) {
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this.iframe.style.width = '650px';
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this.iframe.style.height = 'calc(100vh - 110px)';
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this.iframe.style.bottom = '90px';
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} else {
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this.iframe.style.height = '700px';
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this.setLauncherPosition();
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}
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}
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this.isChatVisible = true;
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this.toggleButton.style.transform = 'scale(0.9)';
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this.unreadBadge.style.display = 'none';
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// Switch to arrow icon
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if (this.defaultIcon) this.defaultIcon.style.display = 'none';
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this.arrowIcon.style.display = 'flex';
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}
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}
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hideChat () {
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if (this.iframe) {
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this.iframe.style.display = 'none';
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this.isChatVisible = false;
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this.toggleButton.style.transform = 'scale(1)';
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this.widgetButtonWrapper.style.display = '';
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// Switch back to default icon
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if (this.defaultIcon) this.defaultIcon.style.display = 'block';
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this.arrowIcon.style.display = 'none';
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}
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}
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updateUnreadCount (count) {
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this.unreadCount = count;
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if (count > 0 && !this.isChatVisible) {
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this.unreadBadge.textContent = count > 99 ? '99+' : count.toString();
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this.unreadBadge.style.display = 'flex';
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} else {
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this.unreadBadge.style.display = 'none';
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}
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}
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expandWidget () {
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if (this.iframe && this.isChatVisible && !this.isMobile) {
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this.isExpanded = true;
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// Expand to nearly full viewport height with gaps and wider
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this.iframe.style.width = '650px';
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this.iframe.style.height = 'calc(100vh - 110px)';
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this.iframe.style.bottom = '90px';
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this.iframe.style.maxHeight = '';
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// Send expanded state to iframe
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this.iframe.contentWindow.postMessage({
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type: 'WIDGET_EXPANDED',
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isExpanded: true
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}, '*');
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}
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}
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collapseWidget () {
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if (this.iframe && this.isChatVisible && !this.isMobile) {
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this.isExpanded = false;
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// Reset to original size and position
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this.iframe.style.width = '400px';
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this.iframe.style.height = '700px';
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this.iframe.style.maxHeight = '';
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this.iframe.style.top = '';
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// Restore launcher position
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this.setLauncherPosition();
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// Send collapsed state to iframe
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this.iframe.contentWindow.postMessage({
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type: 'WIDGET_EXPANDED',
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isExpanded: false
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}, '*');
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}
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}
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destroy () {
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if (this.widgetButtonWrapper) {
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document.body.removeChild(this.widgetButtonWrapper);
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this.widgetButtonWrapper = null;
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this.toggleButton = null;
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this.unreadBadge = null;
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}
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if (this.iframe) {
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document.body.removeChild(this.iframe);
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this.iframe = null;
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}
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this.isChatVisible = false;
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}
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}
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// Global widget instance
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window.LibredeskWidget = LibredeskWidget;
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// Auto-initialize if configuration is provided
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if (window.LibredeskConfig) {
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window.LibredeskWidget = new LibredeskWidget(window.LibredeskConfig);
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}
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window.initLibreDeskWidget = function (config = {}) {
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if (window.LibredeskWidget && window.LibredeskWidget instanceof LibredeskWidget) {
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console.warn('Libredesk Widget is already initialized');
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return window.LibredeskWidget;
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}
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window.LibredeskWidget = new LibredeskWidget(config);
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return window.LibredeskWidget;
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};
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LibredeskWidget.show = function () {
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if (window.LibredeskWidget && window.LibredeskWidget instanceof LibredeskWidget) {
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window.LibredeskWidget.showChat();
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} else {
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console.warn('Libredesk Widget is not initialized. Call initLibreDeskWidget() first.');
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}
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};
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LibredeskWidget.hide = function () {
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if (window.LibredeskWidget && window.LibredeskWidget instanceof LibredeskWidget) {
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window.LibredeskWidget.hideChat();
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} else {
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console.warn('Libredesk Widget is not initialized. Call initLibreDeskWidget() first.');
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}
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};
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LibredeskWidget.toggle = function () {
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if (window.LibredeskWidget && window.LibredeskWidget instanceof LibredeskWidget) {
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window.LibredeskWidget.toggle();
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} else {
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console.warn('Libredesk Widget is not initialized. Call initLibreDeskWidget() first.');
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}
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};
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LibredeskWidget.isVisible = function () {
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if (window.LibredeskWidget && window.LibredeskWidget instanceof LibredeskWidget) {
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return window.LibredeskWidget.isChatVisible;
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} else {
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console.warn('Libredesk Widget is not initialized. Call initLibreDeskWidget() first.');
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return false;
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}
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};
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})(); |