MCP Chat Support System

"use strict"; var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) { function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); } return new (P || (P = Promise))(function (resolve, reject) { function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } } function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } } function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); } step((generator = generator.apply(thisArg, _arguments || [])).next()); }); }; var __generator = (this && this.__generator) || function (thisArg, body) { var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g = Object.create((typeof Iterator === "function" ? Iterator : Object).prototype); return g.next = verb(0), g["throw"] = verb(1), g["return"] = verb(2), typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g; function verb(n) { return function (v) { return step([n, v]); }; } function step(op) { if (f) throw new TypeError("Generator is already executing."); while (g && (g = 0, op[0] && (_ = 0)), _) try { if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t; if (y = 0, t) op = [op[0] & 2, t.value]; switch (op[0]) { case 0: case 1: t = op; break; case 4: _.label++; return { value: op[1], done: false }; case 5: _.label++; y = op[1]; op = [0]; continue; case 7: op = _.ops.pop(); _.trys.pop(); continue; default: if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; } if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; } if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; } if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; } if (t[2]) _.ops.pop(); _.trys.pop(); continue; } op = body.call(thisArg, _); } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; } if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true }; } }; var __spreadArray = (this && this.__spreadArray) || function (to, from, pack) { if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) { if (ar || !(i in from)) { if (!ar) ar = Array.prototype.slice.call(from, 0, i); ar[i] = from[i]; } } return to.concat(ar || Array.prototype.slice.call(from)); }; Object.defineProperty(exports, "__esModule", { value: true }); var express_1 = require("express"); var database_1 = require("../db/database"); var router = express_1.default.Router(); // Get dashboard metrics router.get('/metrics', function (req, res) { return __awaiter(void 0, void 0, void 0, function () { var tenantId, totalConversations, thisMonthConversations, avgRating, resolutionRate, knowledgeBaseCount, error_1; return __generator(this, function (_a) { switch (_a.label) { case 0: _a.trys.push([0, 6, , 7]); tenantId = req.user.tenantId; return [4 /*yield*/, database_1.database.get('SELECT COUNT(*) as count FROM chat_sessions WHERE tenant_id = ?', [tenantId])]; case 1: totalConversations = _a.sent(); return [4 /*yield*/, database_1.database.get("SELECT COUNT(*) as count FROM chat_sessions \n WHERE tenant_id = ? AND created_at >= date('now', 'start of month')", [tenantId])]; case 2: thisMonthConversations = _a.sent(); return [4 /*yield*/, database_1.database.get('SELECT AVG(rating) as avg FROM chat_sessions WHERE tenant_id = ? AND rating IS NOT NULL', [tenantId])]; case 3: avgRating = _a.sent(); return [4 /*yield*/, database_1.database.get("SELECT \n COUNT(CASE WHEN resolved = 1 THEN 1 END) * 100.0 / COUNT(*) as rate\n FROM chat_sessions WHERE tenant_id = ?", [tenantId])]; case 4: resolutionRate = _a.sent(); return [4 /*yield*/, database_1.database.get('SELECT COUNT(*) as count FROM knowledge_base WHERE tenant_id = ? AND status = "active"', [tenantId])]; case 5: knowledgeBaseCount = _a.sent(); res.json({ totalConversations: totalConversations.count || 0, thisMonthConversations: thisMonthConversations.count || 0, averageRating: parseFloat((avgRating.avg || 0).toFixed(1)), resolutionRate: parseFloat((resolutionRate.rate || 0).toFixed(1)), knowledgeBaseDocuments: knowledgeBaseCount.count || 0 }); return [3 /*break*/, 7]; case 6: error_1 = _a.sent(); console.error('Get metrics error:', error_1); res.status(500).json({ error: 'Internal server error' }); return [3 /*break*/, 7]; case 7: return [2 /*return*/]; } }); }); }); // Get conversation trends router.get('/conversations', function (req, res) { return __awaiter(void 0, void 0, void 0, function () { var tenantId, _a, period, dateRange, conversations, error_2; return __generator(this, function (_b) { switch (_b.label) { case 0: _b.trys.push([0, 2, , 3]); tenantId = req.user.tenantId; _a = req.query.period, period = _a === void 0 ? '7d' : _a; dateRange = ''; switch (period) { case '1d': dateRange = "date('now', '-1 day')"; break; case '7d': dateRange = "date('now', '-7 days')"; break; case '30d': dateRange = "date('now', '-30 days')"; break; default: dateRange = "date('now', '-7 days')"; } return [4 /*yield*/, database_1.database.query("SELECT \n date(started_at) as date,\n COUNT(*) as count,\n AVG(CASE WHEN rating IS NOT NULL THEN rating END) as avg_rating,\n COUNT(CASE WHEN resolved = 1 THEN 1 END) * 100.0 / COUNT(*) as resolution_rate\n FROM chat_sessions \n WHERE tenant_id = ? AND started_at >= ".concat(dateRange, "\n GROUP BY date(started_at)\n ORDER BY date"), [tenantId])]; case 1: conversations = _b.sent(); res.json({ conversations: conversations }); return [3 /*break*/, 3]; case 2: error_2 = _b.sent(); console.error('Get conversations error:', error_2); res.status(500).json({ error: 'Internal server error' }); return [3 /*break*/, 3]; case 3: return [2 /*return*/]; } }); }); }); // Get chat history with filters router.get('/chat-history', function (req, res) { return __awaiter(void 0, void 0, void 0, function () { var tenantId, _a, _b, limit, _c, offset, status_1, sentiment, whereClause, params, conversations, error_3; return __generator(this, function (_d) { switch (_d.label) { case 0: _d.trys.push([0, 2, , 3]); tenantId = req.user.tenantId; _a = req.query, _b = _a.limit, limit = _b === void 0 ? 50 : _b, _c = _a.offset, offset = _c === void 0 ? 0 : _c, status_1 = _a.status, sentiment = _a.sentiment; whereClause = 'WHERE cs.tenant_id = ?'; params = [tenantId]; if (status_1 === 'resolved') { whereClause += ' AND cs.resolved = 1'; } else if (status_1 === 'unresolved') { whereClause += ' AND cs.resolved = 0'; } return [4 /*yield*/, database_1.database.query("SELECT \n cs.id, cs.session_token, cs.started_at, cs.ended_at, cs.resolved, cs.rating, cs.feedback,\n (SELECT message FROM chat_messages WHERE session_id = cs.id AND sender = 'user' ORDER BY timestamp LIMIT 1) as first_message,\n (SELECT COUNT(*) FROM chat_messages WHERE session_id = cs.id) as message_count\n FROM chat_sessions cs\n ".concat(whereClause, "\n ORDER BY cs.started_at DESC\n LIMIT ? OFFSET ?"), __spreadArray(__spreadArray([], params, true), [limit, offset], false))]; case 1: conversations = _d.sent(); res.json({ conversations: conversations }); return [3 /*break*/, 3]; case 2: error_3 = _d.sent(); console.error('Get chat history error:', error_3); res.status(500).json({ error: 'Internal server error' }); return [3 /*break*/, 3]; case 3: return [2 /*return*/]; } }); }); }); // Get top questions/issues router.get('/top-questions', function (req, res) { return __awaiter(void 0, void 0, void 0, function () { var tenantId, topQuestions, error_4; return __generator(this, function (_a) { switch (_a.label) { case 0: _a.trys.push([0, 2, , 3]); tenantId = req.user.tenantId; return [4 /*yield*/, database_1.database.query("SELECT \n cm.message,\n COUNT(*) as frequency\n FROM chat_messages cm\n JOIN chat_sessions cs ON cm.session_id = cs.id\n WHERE cs.tenant_id = ? AND cm.sender = 'user'\n GROUP BY cm.message\n HAVING frequency > 1\n ORDER BY frequency DESC\n LIMIT 10", [tenantId])]; case 1: topQuestions = _a.sent(); res.json({ topQuestions: topQuestions }); return [3 /*break*/, 3]; case 2: error_4 = _a.sent(); console.error('Get top questions error:', error_4); res.status(500).json({ error: 'Internal server error' }); return [3 /*break*/, 3]; case 3: return [2 /*return*/]; } }); }); }); // Get sentiment analysis router.get('/sentiment', function (req, res) { return __awaiter(void 0, void 0, void 0, function () { var tenantId, totalSessions, resolvedSessions, highRatingSessions, total, positive, negative, neutral, error_5; return __generator(this, function (_a) { switch (_a.label) { case 0: _a.trys.push([0, 4, , 5]); tenantId = req.user.tenantId; return [4 /*yield*/, database_1.database.get('SELECT COUNT(*) as count FROM chat_sessions WHERE tenant_id = ?', [tenantId])]; case 1: totalSessions = _a.sent(); return [4 /*yield*/, database_1.database.get('SELECT COUNT(*) as count FROM chat_sessions WHERE tenant_id = ? AND resolved = 1', [tenantId])]; case 2: resolvedSessions = _a.sent(); return [4 /*yield*/, database_1.database.get('SELECT COUNT(*) as count FROM chat_sessions WHERE tenant_id = ? AND rating >= 4', [tenantId])]; case 3: highRatingSessions = _a.sent(); total = totalSessions.count || 1; positive = (resolvedSessions.count || 0) * 0.7 + (highRatingSessions.count || 0) * 0.3; negative = total * 0.1; neutral = total - positive - negative; res.json({ sentiment: { positive: Math.round((positive / total) * 100), neutral: Math.round((neutral / total) * 100), negative: Math.round((negative / total) * 100) } }); return [3 /*break*/, 5]; case 4: error_5 = _a.sent(); console.error('Get sentiment error:', error_5); res.status(500).json({ error: 'Internal server error' }); return [3 /*break*/, 5]; case 5: return [2 /*return*/]; } }); }); }); exports.default = router;