feat(round-16): AI意图情绪分析/展会名片双向互换/雷达爬虫清洗/离线多媒体缓存 (103套件1101测试全绿)

backend/test/modules/ai/sentiment-intent.test.ts

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+import {
+  AiSentimentIntentAnalyzer,
+  analyzeConversationIntent,
+  analyzeConversationSentiment,
+  ConversationAnalysisResult,
+} from '../../../src/modules/ai/service/sentiment-intent';
+
+describe('Point 61 (P1): AI 对话客商意图与情绪极性分析引擎', () => {
+  let analyzer: AiSentimentIntentAnalyzer;
+
+  beforeEach(() => {
+    analyzer = new AiSentimentIntentAnalyzer();
+  });
+
+  describe('1. analyzeConversationIntent (出海商务意图识别)', () => {
+    it('包含价格、报价、起订量或购买关键词应识别为 PURCHASE_INTENT', () => {
+      const msgs = [
+        'Hello, what is the MOQ for 500 NFC metal cards?',
+        'Can you provide a wholesale quotation and delivery time to Dubai?',
+      ];
+      const intent = analyzeConversationIntent(msgs);
+      expect(intent.primaryIntent).toBe('PURCHASE_INTENT');
+      expect(intent.confidence).toBeGreaterThanOrEqual(0.8);
+    });
+
+    it('包含代理、渠道分销或合作伙伴意向应识别为 PARTNER_INQUIRY', () => {
+      const msgs = [
+        'We are a leading distributor in Saudi Arabia.',
+        'Interested in becoming your regional partner and reseller.',
+      ];
+      const intent = analyzeConversationIntent(msgs);
+      expect(intent.primaryIntent).toBe('PARTNER_INQUIRY');
+    });
+
+    it('普通闲聊应识别为 GENERAL_CHAT', () => {
+      const msgs = ['Hi there', 'Just browsing your digital card showcase'];
+      const intent = analyzeConversationIntent(msgs);
+      expect(intent.primaryIntent).toBe('GENERAL_CHAT');
+    });
+  });
+
+  describe('2. analyzeConversationSentiment (客商商业情绪极性分析)', () => {
+    it('热情积极、赞美或明确赞同应识别为 positive', () => {
+      const msgs = ['Great product! Exactly what our international sales team needs.'];
+      const sentiment = analyzeConversationSentiment(msgs);
+      expect(sentiment.polarity).toBe('positive');
+      expect(sentiment.score).toBeGreaterThan(0.5);
+    });
+
+    it('抱怨、价格过贵或批评应识别为 negative', () => {
+      const msgs = ['Too expensive, not happy with the slow response.', 'Bad experience.'];
+      const sentiment = analyzeConversationSentiment(msgs);
+      expect(sentiment.polarity).toBe('negative');
+      expect(sentiment.score).toBeLessThan(0);
+    });
+  });
+
+  describe('3. AiSentimentIntentAnalyzer 综合画像报告与 CRM 加分', () => {
+    it('高价值积极意向对话应输出线索加权建议 (+25~35分)', async () => {
+      const result = await analyzer.evaluateConversationSession([
+        'We want to purchase 1,000 smart cards for our Dubai exhibition.',
+        'Looking forward to signing the contract next week.',
+      ]);
+
+      expect(result.intent.primaryIntent).toBe('PURCHASE_INTENT');
+      expect(result.sentiment.polarity).toBe('positive');
+      expect(result.recommendedLeadScoreBoost).toBeGreaterThanOrEqual(25);
+    });
+  });
+});

backend/test/modules/card/mutual-exchange.test.ts

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+import {
+  CardMutualExchangeService,
+  createMutualExchangeInvitation,
+  acceptMutualExchangeInvitation,
+  MutualExchangeInvitation,
+} from '../../../src/modules/card/service/mutual-exchange';
+
+describe('Point 62 (P1): 展会名片双向互换与 CRM 互加好友验证', () => {
+  let service: CardMutualExchangeService;
+
+  beforeEach(() => {
+    service = new CardMutualExchangeService();
+  });
+
+  describe('1. 互换邀约发起与校验 (createMutualExchangeInvitation)', () => {
+    it('应成功生成包含发起方名片与接收方名片的有效邀约 (REQUESTED)', () => {
+      const invite = createMutualExchangeInvitation(101, 202);
+
+      expect(invite.id).toBeDefined();
+      expect(invite.senderCardId).toBe(101);
+      expect(invite.recipientCardId).toBe(202);
+      expect(invite.status).toBe('REQUESTED');
+      expect(invite.exchangeCode).toHaveLength(6); // 6位简易换卡数字码
+    });
+
+    it('自己与自己互换应安全拒绝', () => {
+      expect(() => createMutualExchangeInvitation(101, 101)).toThrow(/不能与自己互换/);
+    });
+  });
+
+  describe('2. 接收方确认与状态流转 (acceptMutualExchangeInvitation)', () => {
+    it('接收方确认后状态应流转为 ACCEPTED，并生成双向入库同步指令', () => {
+      const invite = createMutualExchangeInvitation(101, 202);
+      const result = acceptMutualExchangeInvitation(invite, 202);
+
+      expect(result.invitation.status).toBe('ACCEPTED');
+      expect(result.syncActions.length).toBe(2);
+      expect(result.syncActions[0].targetCardId).toBe(101); // 同步到 101 的 CRM
+      expect(result.syncActions[1].targetCardId).toBe(202); // 同步到 202 的 CRM
+    });
+
+    it('非指定接收方尝试确认时应被阻断', () => {
+      const invite = createMutualExchangeInvitation(101, 202);
+      expect(() => acceptMutualExchangeInvitation(invite, 999)).toThrow(/无权操作/);
+    });
+  });
+
+  describe('3. CardMutualExchangeService 完整流程执行', () => {
+    it('应完整贯通发起、接受与双向 CRM 线索生成流程', async () => {
+      const invite = await service.initiateExchange({
+        senderCardId: 301,
+        recipientCardId: 402,
+        notes: 'Met at CES 2026 Eureka Park',
+      });
+
+      expect(invite.status).toBe('REQUESTED');
+
+      const outcome = await service.confirmExchange(invite.id, 402);
+      expect(outcome.status).toBe('ACCEPTED');
+      expect(outcome.isDualSynced).toBe(true);
+    });
+  });
+});

backend/test/modules/crm/bot-filter.test.ts

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+import {
+  RadarBotFilterService,
+  detectBotUserAgent,
+  isRateLimitSuspicious,
+  TrafficFilterResult,
+} from '../../../src/modules/crm/service/bot-filter';
+
+describe('Point 63 (P2): 访客雷达异常流量与出海社交抓取机器爬虫清洗过滤', () => {
+  let service: RadarBotFilterService;
+
+  beforeEach(() => {
+    service = new RadarBotFilterService();
+  });
+
+  describe('1. detectBotUserAgent (爬虫与社交卡片抓取器识别)', () => {
+    it('应精准识别 Googlebot、Bingbot 与主流搜索引擎爬虫', () => {
+      const googleUa = 'Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)';
+      const res = detectBotUserAgent(googleUa);
+      expect(res.isBot).toBe(true);
+      expect(res.botType).toBe('SEARCH_CRAWLER');
+    });
+
+    it('应精准识别 WhatsApp 与 Twitter/LinkedIn 社交预览卡片抓取器', () => {
+      const waUa = 'WhatsApp/2.21.12.21 A';
+      const waRes = detectBotUserAgent(waUa);
+      expect(waRes.isBot).toBe(true);
+      expect(waRes.botType).toBe('SOCIAL_PREVIEW');
+
+      const twUa = 'Twitterbot/1.0';
+      const twRes = detectBotUserAgent(twUa);
+      expect(twRes.isBot).toBe(true);
+      expect(twRes.botType).toBe('SOCIAL_PREVIEW');
+    });
+
+    it('应拦截 curl、Python Requests、Postman 等自动化脚本工具', () => {
+      expect(detectBotUserAgent('python-requests/2.28.1').isBot).toBe(true);
+      expect(detectBotUserAgent('curl/7.68.0').isBot).toBe(true);
+    });
+
+    it('真实手机移动端浏览器访问应判定为正常用户 (isBot = false)', () => {
+      const mobileUa = 'Mozilla/5.0 (iPhone; CPU iPhone OS 17_0 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.0 Mobile/15E148 Safari/604.1';
+      const res = detectBotUserAgent(mobileUa);
+      expect(res.isBot).toBe(false);
+      expect(res.botType).toBeUndefined();
+    });
+  });
+
+  describe('2. isRateLimitSuspicious (超高频空刷异常检测)', () => {
+    it('1秒内发生超过 10 次访问请求应判定为异常刷量', () => {
+      const timestamps = Array(12).fill(Date.now());
+      expect(isRateLimitSuspicious(timestamps)).toBe(true);
+    });
+
+    it('正常人类浏览间隔应判定为合法流量', () => {
+      const timestamps = [Date.now() - 5000, Date.now() - 2000, Date.now()];
+      expect(isRateLimitSuspicious(timestamps)).toBe(false);
+    });
+  });
+
+  describe('3. RadarBotFilterService 综合过滤清洗', () => {
+    it('应标记机器人流量并决定是否计入 CRM 真实意向得分', async () => {
+      const botTraffic = await service.filterIncomingTraffic({
+        ip: '66.249.66.1',
+        userAgent: 'Googlebot/2.1',
+      });
+      expect(botTraffic.shouldRecordLead).toBe(false);
+      expect(botTraffic.category).toBe('CRAWLER');
+
+      const humanTraffic = await service.filterIncomingTraffic({
+        ip: '94.200.12.34',
+        userAgent: 'Mozilla/5.0 (Linux; Android 14) Chrome/120.0 Mobile Safari/537.36',
+      });
+      expect(humanTraffic.shouldRecordLead).toBe(true);
+      expect(humanTraffic.category).toBe('HUMAN');
+    });
+  });
+});