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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 | /** * WhatsApp Service - Main Orchestrator * Coordinates all WhatsApp modules with tenant isolation * * @module services/whatsapp */ const path = require('path'); const { logger } = require('../../config/logger'); const WhatsAppConnection = require('./WhatsAppConnection'); const WhatsAppMessageHandler = require('./WhatsAppMessageHandler'); const WhatsAppMediaHandler = require('./WhatsAppMediaHandler'); const WhatsAppQRHandler = require('./WhatsAppQRHandler'); const WhatsAppStateManager = require('./WhatsAppStateManager'); class WhatsAppService { constructor(io, options = {}) { this.io = io; this.enableOpenAI = options.enableOpenAI || false; // Initialize modules this.stateManager = new WhatsAppStateManager( options.sessionPath || path.join(__dirname, '../../sessions') ); this.qrHandler = new WhatsAppQRHandler(io, { maxQrGenerations: options.maxQrGenerations || 10, qrTimeoutDuration: options.qrTimeoutDuration || 120000 }); this.mediaHandler = new WhatsAppMediaHandler({ uploadPath: options.uploadPath || path.join(__dirname, '../../uploads/whatsapp'), maxFileSize: options.maxFileSize || 50 * 1024 * 1024 }); this.connection = new WhatsAppConnection(io, this.stateManager, this.qrHandler, { maxReconnectAttempts: options.maxReconnectAttempts || 10 }); this.messageHandler = new WhatsAppMessageHandler(io, this.mediaHandler, { enableOpenAI: this.enableOpenAI }); logger.info('WhatsApp Service initialized'); } /** * Restore all saved sessions on server startup * @returns {Promise<void>} */ async restoreAllSessions() { try { logger.info('🔄 Restoring saved WhatsApp sessions...'); const { pool } = require('../../config/database'); // Get all active tenants (exclude system tenant id=0) const [tenants] = await pool.query( `SELECT id, name FROM tenants WHERE status = 'active' AND id != 0` ); logger.info(`Found ${tenants.length} active tenants`); let restored = 0; let skipped = 0; for (const tenant of tenants) { try { // Check if tenant has saved session if (this.stateManager.hasSession(tenant.id)) { logger.info(`📁 Restoring session for tenant: ${tenant.name} (ID: ${tenant.id})`); // Initialize connection (will load saved session) await this.initializeTenant(tenant.id); restored++; // Small delay to avoid overwhelming the system await new Promise(resolve => setTimeout(resolve, 1000)); } else { logger.debug(`⏭️ No saved session for tenant: ${tenant.name} (ID: ${tenant.id})`); skipped++; } } catch (error) { logger.error(`❌ Failed to restore session for tenant ${tenant.id}:`, error.message); } } logger.info(`✅ Session restoration complete: ${restored} restored, ${skipped} skipped`); } catch (error) { logger.error('Error restoring sessions:', error); } } /** * Initialize WhatsApp connection for tenant * @param {number} tenantId - Tenant ID * @returns {Promise<void>} */ async initializeTenant(tenantId) { try { logger.info('Initializing WhatsApp for tenant', { tenantId }); // Setup message handler const onMessageHandler = async (m) => { const sock = this.connection.getSocket(tenantId); const downloadMediaMessage = this.connection.getDownloadMediaMessage(); await this.messageHandler.handleMessage(tenantId, m, sock, downloadMediaMessage); }; // Initialize connection with message handler await this.connection.initialize(tenantId, { onMessage: onMessageHandler }); logger.info('WhatsApp initialized successfully for tenant', { tenantId }); } catch (error) { logger.error('Error initializing WhatsApp for tenant', { tenantId, error: error.message }); throw error; } } /** * Send text message for tenant * @param {number} tenantId - Tenant ID * @param {string} phoneNumber - Phone number * @param {string} messageText - Message text * @returns {Promise<Object>} Result */ async sendMessage(tenantId, phoneNumber, messageText) { try { logger.info('Sending message for tenant', { tenantId, phoneNumber }); const result = await this.connection.sendMessage(tenantId, phoneNumber, messageText); if (result.success) { // Save outgoing message await this.messageHandler.saveOutgoingMessage(tenantId, phoneNumber, messageText, { messageType: 'text' }); } return result; } catch (error) { logger.error('Error sending message for tenant', { tenantId, phoneNumber, error: error.message }); return { success: false, error: error.message }; } } /** * Send media message for tenant * @param {number} tenantId - Tenant ID * @param {string} phoneNumber - Phone number * @param {string} filePath - File path * @param {string} caption - Caption (optional) * @returns {Promise<Object>} Result */ async sendMediaMessage(tenantId, phoneNumber, filePath, caption = '') { try { logger.info('Sending media message for tenant', { tenantId, phoneNumber, filePath }); const sock = this.connection.getSocket(tenantId); if (!sock || !this.connection.isConnected(tenantId)) { return { success: false, error: 'WhatsApp not connected' }; } // Upload media const media = await this.mediaHandler.uploadMedia(tenantId, filePath); if (!media) { return { success: false, error: 'Error uploading media' }; } const jid = phoneNumber.includes('@') ? phoneNumber : `${phoneNumber}@s.whatsapp.net`; // Prepare message const message = { caption: caption || undefined }; if (media.messageType === 'image') { message.image = media.buffer; } else if (media.messageType === 'video') { message.video = media.buffer; } else if (media.messageType === 'audio') { message.audio = media.buffer; } else { message.document = media.buffer; message.mimetype = media.mimeType; } // Send message await sock.sendMessage(jid, message); // Save outgoing message await this.messageHandler.saveOutgoingMessage(tenantId, phoneNumber, caption, { messageType: media.messageType, mediaMimetype: media.mimeType }); logger.info('Media message sent for tenant', { tenantId, phoneNumber, mediaType: media.messageType }); return { success: true }; } catch (error) { logger.error('Error sending media message for tenant', { tenantId, phoneNumber, error: error.message }); return { success: false, error: error.message }; } } /** * Disconnect tenant * @param {number} tenantId - Tenant ID * @returns {Promise<boolean>} Success status */ async disconnectTenant(tenantId) { try { logger.info('Disconnecting tenant', { tenantId }); const result = await this.connection.disconnect(tenantId); if (result) { this.qrHandler.cleanup(tenantId); } return result; } catch (error) { logger.error('Error disconnecting tenant', { tenantId, error: error.message }); return false; } } /** * Clear session for tenant * @param {number} tenantId - Tenant ID * @returns {Promise<boolean>} Success status */ async clearSession(tenantId) { try { logger.info('Clearing session for tenant', { tenantId }); // Disconnect first await this.disconnectTenant(tenantId); // Clear session files const result = this.stateManager.clearSession(tenantId); // Clear QR handler data this.qrHandler.cleanup(tenantId); return result; } catch (error) { logger.error('Error clearing session for tenant', { tenantId, error: error.message }); return false; } } /** * Get connection status for tenant * @param {number} tenantId - Tenant ID * @returns {Object} Connection status */ getConnectionStatus(tenantId) { const isConnected = this.connection.isConnected(tenantId); const hasSession = this.stateManager.hasSession(tenantId); const qrStats = this.qrHandler.getStats(tenantId); const sessionInfo = this.stateManager.getSessionInfo(tenantId); return { tenantId, isConnected, hasSession, qr: qrStats, session: sessionInfo }; } /** * Get QR code for tenant * @param {number} tenantId - Tenant ID * @returns {string|null} QR code or null */ getQRCode(tenantId) { return this.qrHandler.getCurrentQR(tenantId); } /** * Get socket for tenant * @param {number} tenantId - Tenant ID * @returns {Object|null} Socket or null */ getSocket(tenantId) { return this.connection.getSocket(tenantId); } /** * Check if tenant is connected * @param {number} tenantId - Tenant ID * @returns {boolean} Connection status */ isConnected(tenantId) { return this.connection.isConnected(tenantId); } /** * Get Web WhatsApp conversations for tenant * @param {number} tenantId - Tenant ID * @returns {Promise<Array>} List of conversations */ async getWebConversations(tenantId) { try { logger.info('Fetching Web WhatsApp conversations for tenant', { tenantId }); const chats = await this.connection.getChats(tenantId); // Transform chats into a format suitable for the frontend pipeline return chats.map(chat => ({ id: chat.id, name: chat.name || chat.id.split('@')[0], phone: chat.id.split('@')[0], avatar: null, // Baileys chats don't directly provide avatar URLs lastMessage: chat.lastMessage?.message?.conversation || chat.lastMessage?.message?.extendedTextMessage?.text || '', timestamp: chat.lastMessage?.messageTimestamp * 1000 || 0, stageId: 'new', // Default stage for new web conversations tags: [], unreadCount: chat.unreadCount || 0, conversationId: chat.id, source: 'web' })); } catch (error) { logger.error('Error fetching Web WhatsApp conversations for tenant', { tenantId, error: error.message }); return []; } } /** * Get service statistics * @returns {Object} Service statistics */ getStats() { const sessionStats = this.stateManager.getStats(); const activeTenants = this.qrHandler.getActiveTenants(); return { sessions: sessionStats, activeTenants: activeTenants.length, tenants: activeTenants }; } /** * Cleanup old data * @param {Object} options - Cleanup options * @returns {Object} Cleanup results */ async cleanup(options = {}) { try { const results = { backups: 0, media: {} }; // Clean old backups if (options.cleanBackups !== false) { results.backups = this.stateManager.cleanOldBackups( options.backupDaysToKeep || 7 ); } // Clean old media for each tenant if (options.cleanMedia !== false && options.tenantIds) { for (const tenantId of options.tenantIds) { const deleted = this.mediaHandler.cleanOldMedia( tenantId, options.mediaDaysToKeep || 30 ); results.media[tenantId] = deleted; } } logger.info('Cleanup completed', results); return results; } catch (error) { logger.error('Error during cleanup', { error: error.message }); return { error: error.message }; } } } module.exports = WhatsAppService; |