201 lines
12 KiB
JavaScript
201 lines
12 KiB
JavaScript
// AI 结果处理 + 共享状态
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const { v4: uuidv4 } = require('uuid');
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const db = require('./db');
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const { timestamp, normalizeTime } = require('./utils');
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const { broadcastToRoom } = require('./ws');
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// 对话历史（内存）
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const conversationHistory = new Map();
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function getHistory(roomId) { if (!conversationHistory.has(roomId)) conversationHistory.set(roomId, []); return conversationHistory.get(roomId); }
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function addToHistory(roomId, role, content) { var h = getHistory(roomId); h.push({ role: role, content: content }); if (h.length > 16) conversationHistory.set(roomId, h.slice(-8)); }
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// 待处理操作
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const pendingActions = new Map();
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function hasPendingAction(roomId, username) { return pendingActions.has(roomId + ':' + username); }
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function setPendingAction(roomId, username, action) { pendingActions.set(roomId + ':' + username, action); }
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function clearPendingAction(roomId, username) { pendingActions.delete(roomId + ':' + username); }
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function storeAndBroadcastText(roomId, user, text) {
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const now = timestamp();
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const result = db.prepare('INSERT INTO messages (room_id, user, text, timestamp) VALUES (?,?,?,?)').run(roomId, user, text, now);
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const msg = { id: result.lastInsertRowid, room_id: roomId, user, text, attachments: [], timestamp: now };
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const lastMsg = db.prepare('SELECT text, timestamp FROM messages WHERE room_id = ? ORDER BY id DESC LIMIT 1').get(roomId);
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broadcastToRoom(roomId, { type: 'new_message', message: msg, room_preview: { room_id: roomId, last_message: lastMsg ? lastMsg.text : '', last_time: lastMsg ? lastMsg.timestamp : '' } });
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return msg;
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}
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function executePendingAction(roomId, username) {
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const action = pendingActions.get(roomId + ':' + username);
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if (!action) return false;
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clearPendingAction(roomId, username);
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const now = timestamp();
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try {
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if (action.type === 'delete') {
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const { itemName, purchaseIds } = action.data;
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const delA = db.prepare('DELETE FROM purchase_attachments WHERE purchase_id = ?');
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const delH = db.prepare('DELETE FROM purchase_history WHERE purchase_id = ?');
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const delP = db.prepare('DELETE FROM purchases WHERE id = ?');
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for (const id of purchaseIds) { delA.run(id); delH.run(id); delP.run(id); }
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const reply = '✅ 已删除采购记录：' + itemName + '（共 ' + purchaseIds.length + ' 条）';
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storeAndBroadcastText(roomId, '小财', reply); addToHistory(roomId, 'assistant', reply);
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} else if (action.type === 'clear') {
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db.prepare('DELETE FROM purchase_attachments WHERE purchase_id IN (SELECT id FROM purchases WHERE room_id = ?)').run(roomId);
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db.prepare('DELETE FROM purchase_history WHERE purchase_id IN (SELECT id FROM purchases WHERE room_id = ?)').run(roomId);
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db.prepare('DELETE FROM purchases WHERE room_id = ?').run(roomId);
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const reply = '✅ 已清空当前房间的所有采购数据。';
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storeAndBroadcastText(roomId, '小财', reply); addToHistory(roomId, 'assistant', reply);
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}
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broadcastToRoom(roomId, { type: 'purchase_updated' });
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return true;
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} catch (e) { storeAndBroadcastText(roomId, '小财', '❌ 操作执行失败，请重试。'); return false; }
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}
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function handleAIResult(aiResult, roomId, username, originalText, attachments) {
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const now = timestamp();
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if (aiResult.action === 'ask') {
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const q = aiResult.question || aiResult.reply || '请提供更多信息。';
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storeAndBroadcastText(roomId, '小财', q); addToHistory(roomId, 'assistant', q); return;
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}
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if (aiResult.action === 'delete') {
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const itemName = aiResult.delete_item;
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let purchases;
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if (itemName === '__AMOUNT_ZERO__') {
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purchases = db.prepare('SELECT id, item, amount, payment_method, status, applicant, created_at FROM purchases WHERE room_id = ? AND amount = 0').all(roomId);
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} else if (itemName === '__NULL_NAME__') {
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purchases = db.prepare("SELECT id, item, amount, payment_method, status, applicant, created_at FROM purchases WHERE room_id = ? AND (item IS NULL OR item = '' OR item = 'null' OR item = 'undefined')").all(roomId);
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} else {
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let query = 'SELECT id, item, amount, payment_method, status, applicant, created_at FROM purchases WHERE room_id = ? AND item LIKE ?';
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const params = [roomId, '%' + itemName + '%'];
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if (aiResult.quantity !== undefined) { query += ' AND quantity = ?'; params.push(aiResult.quantity); }
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if (aiResult.amount !== undefined) { query += ' AND amount = ?'; params.push(aiResult.amount); }
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purchases = db.prepare(query).all(...params);
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}
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if (purchases.length === 0) {
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const label = itemName === '__AMOUNT_ZERO__' ? '金额为0' : (itemName === '__NULL_NAME__' ? '名称为空' : '"' + itemName + '"');
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storeAndBroadcastText(roomId, '小财', '没有找到与"' + label + '"相关的采购记录。');
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return;
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}
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let confirmText = '⚠️ 即将删除以下 ' + purchases.length + ' 条采购记录，请回复"确认"继续：\n\n';
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purchases.forEach(p => confirmText += '• ' + p.item + ' | ¥' + p.amount + ' | ' + p.status + ' | ' + p.applicant + ' | ' + p.created_at + '\n');
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confirmText += '\n如果不删除，请忽略此消息。';
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storeAndBroadcastText(roomId, '小财', confirmText);
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addToHistory(roomId, 'assistant', confirmText);
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setPendingAction(roomId, username, { type: 'delete', data: { itemName, purchaseIds: purchases.map(p => p.id) } });
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return;
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}
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if (aiResult.action === 'clear_all') {
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const count = db.prepare('SELECT COUNT(*) as count FROM purchases WHERE room_id = ?').get(roomId).count;
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if (count === 0) { storeAndBroadcastText(roomId, '小财', '当前房间没有采购记录，无需清空。'); return; }
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storeAndBroadcastText(roomId, '小财', '⚠️ 即将清空当前房间的 ' + count + ' 条采购数据，请回复"确认"继续，否则忽略。');
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addToHistory(roomId, 'assistant', '请求清空' + count + '条记录');
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setPendingAction(roomId, username, { type: 'clear', data: {} });
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return;
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}
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if (aiResult.action === 'purchase') {
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if (aiResult.use_recent_image && (!aiResult.purchase_item || aiResult.purchase_item === 'null')) {
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const lastPurchase = db.prepare("SELECT item FROM purchases WHERE room_id = ? AND item IS NOT NULL AND item != '' ORDER BY created_at DESC LIMIT 1").get(roomId);
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if (lastPurchase) { aiResult.purchase_item = lastPurchase.item; }
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}
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const item = aiResult.purchase_item;
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if (!item || item === 'null' || item === 'undefined' || item.trim().length < 2) {
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storeAndBroadcastText(roomId, '小财', '请提供具体的物品名称。');
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addToHistory(roomId, 'assistant', '请提供具体的物品名称。');
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return;
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}
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let usedRecentImage = false;
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if (aiResult.use_recent_image) {
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const recentMsg = db.prepare("SELECT attachments FROM messages WHERE room_id = ? AND attachments IS NOT NULL AND attachments != '' AND attachments != '[]' ORDER BY id DESC LIMIT 1").get(roomId);
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if (recentMsg) {
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try { const files = JSON.parse(recentMsg.attachments); if (files.length) { attachments = files; usedRecentImage = true; } } catch(e) {}
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}
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}
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if (!usedRecentImage && !attachments?.length && /(图片|附件|加到|存入|关联|作为附件)/.test(originalText)) {
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const recentMsg = db.prepare("SELECT attachments FROM messages WHERE room_id = ? AND attachments IS NOT NULL AND attachments != '' AND attachments != '[]' ORDER BY id DESC LIMIT 1").get(roomId);
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if (recentMsg) {
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try { const files = JSON.parse(recentMsg.attachments); if (files.length) { attachments = files; usedRecentImage = true; } } catch(e) {}
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}
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}
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const createdTime = normalizeTime(aiResult.created_time);
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let purchase = null;
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let replyText = '';
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const quantity = aiResult.quantity || 1;
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const unitPrice = aiResult.unit_price || 0;
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const freight = aiResult.freight || 0;
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const amount = quantity * unitPrice + freight;
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// 金额为 0 → AI 判断错误，拒绝创建
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if (!purchase && amount === 0) {
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storeAndBroadcastText(roomId, '小财', '无法创建「' + aiResult.purchase_item + '」：金额为 0，请补充价格信息。');
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addToHistory(roomId, 'assistant', '金额为0，拒绝');
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return;
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}
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const id = uuidv4();
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const paymentMethod = aiResult.payment_method || '未指定';
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const invoiceType = aiResult.invoice_type || '无票';
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const status = aiResult.status || '待付款';
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const applicant = aiResult.applicant || username;
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const remarks = aiResult.remarks || '';
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db.prepare('INSERT INTO purchases (id, room_id, item, quantity, unit_price, amount, freight, payment_method, invoice_type, status, applicant, remarks, created_at) VALUES (?,?,?,?,?,?,?,?,?,?,?,?,?)').run(
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id, roomId, item, quantity, unitPrice, amount, freight, paymentMethod, invoiceType, status, applicant, remarks, createdTime
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);
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db.prepare('INSERT INTO purchase_history (purchase_id, action, user, timestamp) VALUES (?,?,?,?)').run(id, '创建采购：' + item + '，数量' + quantity + '，金额¥' + amount + '，状态' + status, '小财', now);
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replyText = '✅ 已记录采购：' + item + '，数量 ' + quantity + '，金额 ¥' + amount + '，状态 ' + status + ' <a href="#" onclick="openDetail(\'' + id + '\')">查看详情</a>';
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purchase = { id };
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if (attachments?.length) {
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const insertAttach = db.prepare('INSERT INTO purchase_attachments (purchase_id, file_path, uploaded_by, timestamp) VALUES (?,?,?,?)');
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attachments.forEach(fp => insertAttach.run(purchase.id, fp, username, now));
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db.prepare('INSERT INTO purchase_history (purchase_id, action, user, timestamp) VALUES (?,?,?,?)').run(purchase.id, '添加附件：' + attachments.length + ' 个', username, now);
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if (usedRecentImage) replyText = '📎 已为「' + aiResult.purchase_item + '」添加 ' + attachments.length + ' 个附件';
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} else if (usedRecentImage) {
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replyText = '❌ 未找到最近的图片消息，请先发送图片再试。';
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}
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storeAndBroadcastText(roomId, '小财', replyText);
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addToHistory(roomId, 'assistant', replyText);
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broadcastToRoom(roomId, { type: 'purchase_updated' });
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return;
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}
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if (aiResult.action === 'query') {
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broadcastToRoom(roomId, { type: 'query_pending', text: '🔍 正在查询采购数据，请稍候...' });
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const purchaseData = db.prepare('SELECT item, amount, payment_method, status, created_at FROM purchases WHERE room_id = ? ORDER BY created_at DESC').all(roomId).map(p => p.created_at + ' ' + p.item + ' ¥' + p.amount + ' ' + (p.payment_method||'') + ' ' + p.status).join('\n');
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const summaryPrompt = '根据以下采购记录，用自然语言回答用户查询"' + originalText + '"。采购记录：\n' + (purchaseData || '暂无记录');
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callDeepSeekForSummary(summaryPrompt, username).then(function(reply) {
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console.log('Query汇总回复:', reply.substring(0, 200));
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storeAndBroadcastText(roomId, '小财', reply);
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addToHistory(roomId, 'assistant', reply);
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});
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return;
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}
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if (aiResult.action === 'chat') {
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storeAndBroadcastText(roomId, '小财', aiResult.reply || '好的。');
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addToHistory(roomId, 'assistant', aiResult.reply);
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return;
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}
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}
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async function callDeepSeekForSummary(prompt, userId) {
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const { callDeepSeek } = require('./ai/client');
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const messages = [
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{ role: 'system', content: '你是一个财务助手，请根据采购记录生成简洁回复。' },
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{ role: 'user', content: prompt }
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];
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return callDeepSeek(messages, userId, 0.3, false);
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}
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module.exports = {
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getHistory, addToHistory,
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hasPendingAction, setPendingAction, clearPendingAction,
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handleAIResult, executePendingAction, storeAndBroadcastText
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};
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