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class CryptoWebSocketClient {
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constructor(url = null) {
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this.url = url || `ws://${window.location.host}/ws`;
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this.ws = null;
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this.sessionId = null;
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this.isConnected = false;
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this.reconnectAttempts = 0;
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this.maxReconnectAttempts = 5;
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this.reconnectDelay = 3000;
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this.messageHandlers = {};
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this.connectionCallbacks = [];
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this.connect();
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}
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connect() {
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try {
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console.log('🔌 اتصال به WebSocket:', this.url);
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this.ws = new WebSocket(this.url);
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this.ws.onopen = this.onOpen.bind(this);
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this.ws.onmessage = this.onMessage.bind(this);
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this.ws.onerror = this.onError.bind(this);
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this.ws.onclose = this.onClose.bind(this);
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} catch (error) {
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console.error('❌ خطا در اتصال WebSocket:', error);
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this.scheduleReconnect();
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}
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}
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onOpen(event) {
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console.log('✅ WebSocket متصل شد');
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this.isConnected = true;
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this.reconnectAttempts = 0;
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this.connectionCallbacks.forEach(cb => cb(true));
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this.updateConnectionStatus(true);
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}
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onMessage(event) {
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try {
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const message = JSON.parse(event.data);
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const type = message.type;
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if (type === 'welcome') {
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this.sessionId = message.session_id;
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console.log('📝 Session ID:', this.sessionId);
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}
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else if (type === 'stats_update') {
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this.handleStatsUpdate(message.data);
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}
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else if (type === 'provider_stats') {
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this.handleProviderStats(message.data);
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}
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else if (type === 'market_update') {
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this.handleMarketUpdate(message.data);
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}
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else if (type === 'price_update') {
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this.handlePriceUpdate(message.data);
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}
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else if (type === 'alert') {
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this.handleAlert(message.data);
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}
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else if (type === 'heartbeat') {
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this.send({ type: 'pong' });
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}
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if (this.messageHandlers[type]) {
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this.messageHandlers[type](message);
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}
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} catch (error) {
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console.error('❌ خطا در پردازش پیام:', error);
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}
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}
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onError(error) {
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console.error('❌ خطای WebSocket:', error);
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this.isConnected = false;
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this.updateConnectionStatus(false);
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}
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onClose(event) {
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console.log('🔌 WebSocket قطع شد');
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this.isConnected = false;
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this.sessionId = null;
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this.connectionCallbacks.forEach(cb => cb(false));
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this.updateConnectionStatus(false);
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this.scheduleReconnect();
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}
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scheduleReconnect() {
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if (this.reconnectAttempts < this.maxReconnectAttempts) {
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this.reconnectAttempts++;
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console.log(`🔄 تلاش مجدد برای اتصال (${this.reconnectAttempts}/${this.maxReconnectAttempts})...`);
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setTimeout(() => {
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this.connect();
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}, this.reconnectDelay);
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} else {
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console.error('❌ تعداد تلاشهای اتصال به پایان رسید');
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this.showReconnectButton();
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}
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}
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send(data) {
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if (this.isConnected && this.ws.readyState === WebSocket.OPEN) {
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this.ws.send(JSON.stringify(data));
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} else {
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console.warn('⚠️ WebSocket متصل نیست');
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}
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}
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subscribe(group) {
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this.send({
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type: 'subscribe',
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group: group
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});
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}
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unsubscribe(group) {
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this.send({
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type: 'unsubscribe',
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group: group
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});
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}
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requestStats() {
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this.send({
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type: 'get_stats'
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});
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}
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on(type, handler) {
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this.messageHandlers[type] = handler;
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}
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onConnection(callback) {
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this.connectionCallbacks.push(callback);
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}
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handleStatsUpdate(data) {
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const activeConnections = data.active_connections || 0;
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const totalSessions = data.total_sessions || 0;
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this.updateOnlineUsers(activeConnections, totalSessions);
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if (data.client_types) {
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this.updateClientTypes(data.client_types);
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}
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}
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handleProviderStats(data) {
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const summary = data.summary || {};
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if (window.updateProviderStats) {
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window.updateProviderStats(summary);
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}
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}
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handleMarketUpdate(data) {
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if (window.updateMarketData) {
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window.updateMarketData(data);
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}
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}
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handlePriceUpdate(data) {
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if (window.updatePrice) {
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window.updatePrice(data.symbol, data.price, data.change_24h);
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}
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}
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handleAlert(data) {
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this.showAlert(data.message, data.severity);
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}
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updateConnectionStatus(connected) {
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const statusEl = document.getElementById('ws-connection-status');
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const statusDot = document.getElementById('ws-status-dot');
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const statusText = document.getElementById('ws-status-text');
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if (statusEl && statusDot && statusText) {
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if (connected) {
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statusDot.className = 'status-dot status-dot-online';
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statusText.textContent = 'متصل';
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statusEl.classList.add('connected');
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statusEl.classList.remove('disconnected');
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} else {
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statusDot.className = 'status-dot status-dot-offline';
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statusText.textContent = 'قطع شده';
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statusEl.classList.add('disconnected');
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statusEl.classList.remove('connected');
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}
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}
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}
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updateOnlineUsers(active, total) {
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const activeEl = document.getElementById('active-users-count');
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const totalEl = document.getElementById('total-sessions-count');
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const badgeEl = document.getElementById('online-users-badge');
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if (activeEl) {
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activeEl.textContent = active;
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activeEl.classList.add('count-updated');
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setTimeout(() => activeEl.classList.remove('count-updated'), 500);
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}
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if (totalEl) {
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totalEl.textContent = total;
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}
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if (badgeEl) {
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badgeEl.textContent = active;
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badgeEl.classList.add('pulse');
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setTimeout(() => badgeEl.classList.remove('pulse'), 1000);
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}
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}
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updateClientTypes(types) {
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const listEl = document.getElementById('client-types-list');
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if (listEl && types) {
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const html = Object.entries(types).map(([type, count]) =>
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`<div class="client-type-item">
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<span class="client-type-name">${type}</span>
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<span class="client-type-count">${count}</span>
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</div>`
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).join('');
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listEl.innerHTML = html;
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}
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}
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showAlert(message, severity = 'info') {
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const alert = document.createElement('div');
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alert.className = `alert alert-${severity} alert-dismissible fade show`;
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alert.innerHTML = `
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<strong>${severity === 'error' ? '❌' : severity === 'warning' ? '⚠️' : 'ℹ️'}</strong>
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${message}
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<button type="button" class="btn-close" data-bs-dismiss="alert"></button>
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`;
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const container = document.getElementById('alerts-container') || document.body;
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container.appendChild(alert);
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setTimeout(() => {
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alert.classList.remove('show');
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setTimeout(() => alert.remove(), 300);
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}, 5000);
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}
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showReconnectButton() {
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const button = document.createElement('button');
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button.className = 'btn btn-warning reconnect-btn';
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button.innerHTML = '🔄 اتصال مجدد';
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button.onclick = () => {
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this.reconnectAttempts = 0;
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this.connect();
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button.remove();
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};
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const statusEl = document.getElementById('ws-connection-status');
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if (statusEl) {
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statusEl.appendChild(button);
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}
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}
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close() {
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if (this.ws) {
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this.ws.close();
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}
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}
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}
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window.wsClient = null;
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document.addEventListener('DOMContentLoaded', () => {
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try {
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window.wsClient = new CryptoWebSocketClient();
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console.log('✅ WebSocket Client آماده است');
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} catch (error) {
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console.error('❌ خطا در راهاندازی WebSocket Client:', error);
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}
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});
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