553 lines
19 KiB
JavaScript
553 lines
19 KiB
JavaScript
const express = require('express');
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const router = express.Router();
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const aiAssistant = require('../services/ai-assistant');
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const db = require('../db');
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const { requireAuth, requireAdmin } = require('../middleware/auth');
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const logger = require('../utils/logger');
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const crypto = require('crypto');
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const { saveGuestMessageToDatabase } = require('../db');
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// Добавьте эту функцию в начало файла chat.js
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async function getAIResponse(message, language = 'ru') {
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// Определяем язык сообщения, если не указан явно
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let detectedLanguage = language;
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if (!language || language === 'auto') {
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// Простая эвристика для определения языка
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const cyrillicPattern = /[а-яА-ЯёЁ]/;
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detectedLanguage = cyrillicPattern.test(message) ? 'ru' : 'en';
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}
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// Формируем системный промпт в зависимости от языка
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let systemPrompt = '';
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if (detectedLanguage === 'ru') {
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systemPrompt = 'Вы - полезный ассистент. Отвечайте на русском языке.';
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} else {
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systemPrompt = 'You are a helpful assistant. Respond in English.';
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}
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// Создаем экземпляр ChatOllama
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const chat = new ChatOllama({
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baseUrl: process.env.OLLAMA_BASE_URL || 'http://localhost:11434',
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model: process.env.OLLAMA_MODEL || 'mistral',
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system: systemPrompt
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});
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console.log('Отправка запроса к Ollama...');
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// Получаем ответ от модели
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try {
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const response = await chat.invoke(message);
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return response.content;
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} catch (error) {
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console.error('Ошибка при вызове ChatOllama:', error);
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// Альтернативный метод запроса через прямой API
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try {
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console.log('Пробуем альтернативный метод запроса...');
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const response = await fetch(`${process.env.OLLAMA_BASE_URL || 'http://localhost:11434'}/api/generate`, {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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},
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body: JSON.stringify({
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model: process.env.OLLAMA_MODEL || 'mistral',
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prompt: message,
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system: systemPrompt,
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stream: false
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}),
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});
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const data = await response.json();
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return data.response;
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} catch (fallbackError) {
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console.error('Ошибка при использовании альтернативного метода:', fallbackError);
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return "Извините, я не смог обработать ваш запрос. Пожалуйста, попробуйте позже.";
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}
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}
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}
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// Функция для обработки гостевых сообщений после аутентификации
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async function processGuestMessages(userId, guestId) {
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try {
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console.log(`Processing guest messages for user ${userId} with guest ID ${guestId}`);
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// Получаем все гостевые сообщения
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const guestMessagesResult = await db.query(
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'SELECT * FROM guest_messages WHERE guest_id = $1 ORDER BY created_at ASC',
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[guestId]
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);
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if (guestMessagesResult.rows.length === 0) {
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console.log('No guest messages found');
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return { success: true, message: 'No guest messages found' };
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}
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const guestMessages = guestMessagesResult.rows;
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console.log(`Found ${guestMessages.length} guest messages`);
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// Создаем новый диалог для этих сообщений
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const firstMessage = guestMessages[0];
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const title = firstMessage.content.length > 30
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? `${firstMessage.content.substring(0, 30)}...`
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: firstMessage.content;
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const newConversationResult = await db.query(
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'INSERT INTO conversations (user_id, title) VALUES ($1, $2) RETURNING *',
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[userId, title]
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);
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const conversation = newConversationResult.rows[0];
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console.log('Created new conversation for guest messages:', conversation);
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// Обрабатываем каждое гостевое сообщение
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for (const guestMessage of guestMessages) {
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console.log(`Processing guest message ID ${guestMessage.id}: ${guestMessage.content}`);
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// Сохраняем сообщение пользователя
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const userMessageResult = await db.query(
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`INSERT INTO messages
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(conversation_id, content, sender_type, role, guest_message_id, channel, created_at)
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VALUES
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($1, $2, $3, $4, $5, $6, $7)
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RETURNING *`,
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[
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conversation.id,
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guestMessage.content,
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'user',
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'user',
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guestMessage.id,
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'web',
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guestMessage.created_at
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]
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);
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console.log(`Saved user message with ID ${userMessageResult.rows[0].id}`);
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// Получаем ответ от ИИ
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console.log('Getting AI response for:', guestMessage.content);
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const language = guestMessage.language || 'auto';
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const aiResponse = await aiAssistant.getResponse(guestMessage.content, language);
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console.log('AI response received:', aiResponse);
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// Сохраняем ответ от ИИ
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const aiMessageResult = await db.query(
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`INSERT INTO messages
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(conversation_id, content, sender_type, role, guest_message_id, channel, created_at)
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VALUES
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($1, $2, $3, $4, $5, $6, $7)
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RETURNING *`,
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[
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conversation.id,
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aiResponse,
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'assistant',
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'assistant',
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guestMessage.id,
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'web',
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new Date()
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]
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);
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console.log(`Saved AI response with ID ${aiMessageResult.rows[0].id}`);
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}
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// Удаляем гостевые сообщения, так как они уже обработаны
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await db.query('DELETE FROM guest_messages WHERE guest_id = $1', [guestId]);
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console.log('Deleted processed guest messages');
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return {
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success: true,
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message: `Processed ${guestMessages.length} guest messages`,
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conversationId: conversation.id
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};
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} catch (error) {
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console.error('Error processing guest messages:', error);
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throw error;
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}
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}
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// Обработчик для гостевых сообщений
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router.post('/guest-message', async (req, res) => {
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try {
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const { message, language } = req.body;
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const guestId = req.session.guestId || crypto.randomBytes(16).toString('hex');
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// Сохраняем ID гостя в сессии
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req.session.guestId = guestId;
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await req.session.save();
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console.log('Saving guest message:', { guestId, message });
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// Сохраняем сообщение пользователя
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const result = await db.query(
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'INSERT INTO guest_messages (guest_id, content, language, is_ai) VALUES ($1, $2, $3, false) RETURNING id',
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[guestId, message, language]
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);
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console.log('Guest message saved:', result.rows[0]);
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res.json({
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success: true,
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messageId: result.rows[0].id
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});
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} catch (error) {
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console.error('Error saving guest message:', error);
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res.status(500).json({ success: false, error: 'Internal server error' });
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}
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});
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// Маршрут для обычных сообщений (для аутентифицированных пользователей)
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router.post('/message', requireAuth, async (req, res) => {
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const { message, conversationId, language = 'auto' } = req.body;
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if (!message) {
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return res.status(400).json({ error: 'Message is required' });
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}
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try {
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console.log('Processing message:', { message, conversationId, language, userId: req.session.userId });
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const userId = req.session.userId;
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let conversation;
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// Если указан ID диалога, проверяем его существование и принадлежность пользователю
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if (conversationId) {
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const conversationResult = await db.query(
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'SELECT * FROM conversations WHERE id = $1 AND user_id = $2',
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[conversationId, userId]
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);
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if (conversationResult.rows.length === 0) {
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return res.status(404).json({ error: 'Conversation not found or access denied' });
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}
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conversation = conversationResult.rows[0];
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console.log('Using existing conversation:', conversation);
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} else {
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// Создаем новый диалог
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const title = message.length > 30 ? `${message.substring(0, 30)}...` : message;
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const newConversationResult = await db.query(
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'INSERT INTO conversations (user_id, title) VALUES ($1, $2) RETURNING *',
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[userId, title]
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);
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conversation = newConversationResult.rows[0];
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console.log('Created new conversation:', conversation);
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}
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// Сохраняем сообщение пользователя
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console.log('Saving user message');
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const userMessageResult = await db.query(
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`INSERT INTO messages
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(conversation_id, content, sender_type, role, tokens_used, channel, created_at)
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VALUES
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($1, $2, $3, $4, $5, $6, $7)
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RETURNING *`,
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[conversation.id, message, 'user', 'user', 0, 'web', new Date()]
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);
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// Получаем ответ от ИИ
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console.log('Getting AI response');
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const aiResponse = await aiAssistant.getResponse(message, language);
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console.log('AI response received:', aiResponse);
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// Сохраняем ответ от ИИ
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console.log('Saving AI response');
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const aiMessageResult = await db.query(
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`INSERT INTO messages
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(conversation_id, content, sender_type, role, tokens_used, channel, created_at)
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VALUES
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($1, $2, $3, $4, $5, $6, $7)
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RETURNING *`,
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[conversation.id, aiResponse, 'assistant', 'assistant', 0, 'web', new Date()]
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);
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const response = {
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success: true,
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userMessage: userMessageResult.rows[0],
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aiMessage: aiMessageResult.rows[0],
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conversation
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};
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res.json(response);
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} catch (error) {
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console.error('Error processing message:', error);
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res.status(500).json({ error: 'Error processing message' });
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}
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});
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// Добавьте этот маршрут для проверки доступных моделей
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router.get('/models', async (req, res) => {
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try {
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const ollama = new Ollama();
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const models = await ollama.list();
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res.json({
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success: true,
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models: models.models.map((model) => model.name),
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});
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} catch (error) {
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console.error('Ошибка при получении списка моделей:', error);
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res.status(500).json({ success: false, message: 'Ошибка сервера' });
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}
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});
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// Получение истории сообщений
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router.get('/history', async (req, res) => {
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try {
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console.log('Session in history route:', {
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id: req.sessionID,
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userId: req.session.userId,
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address: req.session.address,
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authenticated: req.session.authenticated,
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guestId: req.session.guestId
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});
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const limit = parseInt(req.query.limit) || 50;
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const offset = parseInt(req.query.offset) || 0;
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let messages = [];
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let total = 0;
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// Если пользователь аутентифицирован, получаем его сообщения
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if (req.session.authenticated && req.session.userId) {
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const countResult = await db.query(
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`SELECT COUNT(*) as total FROM messages m
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JOIN conversations c ON m.conversation_id = c.id
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WHERE c.user_id = $1`,
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[req.session.userId]
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);
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total = parseInt(countResult.rows[0].total) || 0;
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const result = await db.query(
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`SELECT
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m.id,
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m.content,
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m.sender_type,
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m.role,
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m.created_at,
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c.user_id,
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c.id as conversation_id
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FROM messages m
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JOIN conversations c ON m.conversation_id = c.id
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WHERE c.user_id = $1
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ORDER BY m.created_at ASC
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LIMIT $2 OFFSET $3`,
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[req.session.userId, limit, offset]
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);
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messages = result.rows;
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console.log(`Found ${messages.length} messages for authenticated user`);
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}
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// Если есть guestId, получаем гостевые сообщения
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else if (req.session.guestId) {
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const countResult = await db.query(
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`SELECT COUNT(*) as total FROM guest_messages
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WHERE guest_id = $1`,
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[req.session.guestId]
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);
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total = parseInt(countResult.rows[0].total) || 0;
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const result = await db.query(
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`SELECT
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id,
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content,
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'user' as sender_type,
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'user' as role,
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created_at,
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guest_id as user_id,
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NULL as conversation_id
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FROM guest_messages
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WHERE guest_id = $1
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ORDER BY created_at ASC
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LIMIT $2 OFFSET $3`,
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[req.session.guestId, limit, offset]
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);
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messages = result.rows;
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console.log(`Found ${messages.length} guest messages`);
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}
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return res.json({
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success: true,
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messages: messages,
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total: total
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});
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} catch (error) {
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logger.error('Error getting chat history:', error);
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return res.status(500).json({ error: 'Internal server error' });
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}
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});
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// Маршрут для получения всех диалогов (только для админов)
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router.get('/admin/history', requireAdmin, async (req, res) => {
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try {
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const { limit = 50, offset = 0, userId } = req.query;
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let query = `
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SELECT ch.id, ch.user_id, u.username, ch.channel,
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ch.sender_type, ch.content, ch.metadata, ch.created_at
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FROM chat_history ch
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LEFT JOIN users u ON ch.user_id = u.id
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`;
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const params = [];
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let paramIndex = 1;
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if (userId) {
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query += ` WHERE ch.user_id = $${paramIndex}`;
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params.push(userId);
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paramIndex++;
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}
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query += ` ORDER BY ch.created_at DESC LIMIT $${paramIndex} OFFSET $${paramIndex + 1}`;
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params.push(limit, offset);
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const result = await db.query(query, params);
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res.json(result.rows);
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} catch (error) {
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logger.error('Error fetching admin chat history:', error);
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res.status(500).json({ error: 'Внутренняя ошибка сервера' });
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}
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});
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// Обработчик для связывания гостевых сообщений с пользователем
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router.post('/link-guest-messages', requireAuth, async (req, res) => {
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try {
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const { userId } = req.session;
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const guestId = req.session.guestId;
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console.log('Linking messages:', { userId, guestId });
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if (!guestId) {
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console.log('No guestId in session');
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return res.json({ success: true, message: 'No guest messages to link' });
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}
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// Проверяем наличие гостевых сообщений
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const guestMessagesCheck = await db.query(
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'SELECT EXISTS(SELECT 1 FROM guest_messages WHERE guest_id = $1)',
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[guestId]
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);
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console.log('Guest messages check:', guestMessagesCheck.rows[0]);
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if (!guestMessagesCheck.rows[0].exists) {
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console.log('No guest messages found for guestId:', guestId);
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return res.json({ success: true, message: 'No guest messages to link' });
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}
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try {
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// Обрабатываем гостевые сообщения для получения ответов от AI
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console.log('Processing guest messages to get AI responses');
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const result = await processGuestMessages(userId, guestId);
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console.log('Guest messages processed:', result);
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// Очищаем guestId из сессии после связывания
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req.session.guestId = null;
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await req.session.save();
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console.log('Messages linked and processed successfully');
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return res.json({
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success: true,
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message: 'Guest messages linked and processed',
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result
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});
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} catch (processError) {
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console.error('Error processing guest messages:', processError);
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return res.status(500).json({
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success: false,
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error: 'Error processing guest messages',
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details: processError.message
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});
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}
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} catch (error) {
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console.error('Error linking guest messages:', error);
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return res.status(500).json({
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success: false,
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error: 'Internal server error',
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details: error.message
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});
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}
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});
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// Обновляем маршрут верификации Telegram
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router.post('/auth/telegram/verify', async (req, res) => {
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// ... существующий код ...
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if (result.success) {
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// Если есть гостевые сообщения, обрабатываем их
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if (req.session.guestId) {
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await processGuestMessages(userId, req.session.guestId);
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}
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res.json({
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success: true,
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userId: userId,
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telegramId: result.telegramId,
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isAdmin: req.session.isAdmin || false,
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authenticated: true
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});
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}
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});
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// Маршрут для удаления сообщений
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router.delete('/message/:id', requireAuth, async (req, res) => {
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try {
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const messageId = req.params.id;
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const userId = req.session.userId;
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// Проверяем права на удаление
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const messageCheck = await db.query(
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`SELECT m.id
|
||
FROM messages m
|
||
JOIN conversations c ON m.conversation_id = c.id
|
||
WHERE m.id = $1 AND c.user_id = $2`,
|
||
[messageId, userId]
|
||
);
|
||
|
||
if (messageCheck.rows.length === 0) {
|
||
return res.status(403).json({ error: 'Forbidden' });
|
||
}
|
||
|
||
// Удаляем сообщение
|
||
await db.query(
|
||
'DELETE FROM messages WHERE id = $1',
|
||
[messageId]
|
||
);
|
||
|
||
res.json({ success: true });
|
||
} catch (error) {
|
||
logger.error('Error deleting message:', error);
|
||
res.status(500).json({ error: 'Internal server error' });
|
||
}
|
||
});
|
||
|
||
// Маршрут для проверки и инициализации сессии
|
||
router.get('/check-session', async (req, res) => {
|
||
try {
|
||
// Если у пользователя нет guestId, создаем его
|
||
if (!req.session.guestId) {
|
||
req.session.guestId = crypto.randomBytes(16).toString('hex');
|
||
await req.session.save();
|
||
console.log('Created new guestId:', req.session.guestId);
|
||
}
|
||
|
||
res.json({
|
||
success: true,
|
||
guestId: req.session.guestId,
|
||
isAuthenticated: req.session.authenticated || false
|
||
});
|
||
} catch (error) {
|
||
console.error('Error checking session:', error);
|
||
res.status(500).json({
|
||
success: false,
|
||
error: 'Internal server error'
|
||
});
|
||
}
|
||
});
|
||
|
||
module.exports = router;
|