feat: 在AI推荐列表中添加发布日期字段并更新AI服务配置

新增爬虫统计信息页面，展示各来源的爬取数量、最新更新时间、错误信息等统计指标
后端添加爬虫统计信息存储和查询接口，记录每次爬取的结果
支持按关键词过滤招标信息查询

frontend/package.json

@@ -6,6 +6,7 @@
   "scripts": {
     "dev": "vite",
     "build": "vue-tsc -b && vite build",
+    "build:watch": "concurrently \"vue-tsc -b --watch\" \"vite build --watch\"",
     "preview": "vite preview"
   },
   "dependencies": {

frontend/src/App.vue

@@ -26,6 +26,10 @@
           <el-icon><Setting /></el-icon>
           <span>Keywords</span>
         </el-menu-item>
+        <el-menu-item index="5">
+          <el-icon><Connection /></el-icon>
+          <span>Crawl Info</span>
+        </el-menu-item>
       </el-menu>
     </el-aside>
 
@@ -43,6 +47,7 @@
           :loading="loading"
           :is-crawling="isCrawling"
           @refresh="fetchData"
+          @update-bids="updateBidsByDateRange"
         />
 
         <DashboardAI
@@ -65,6 +70,10 @@
           :loading="loading"
           @refresh="fetchData"
         />
+
+        <CrawlInfo
+          v-if="activeIndex === '5'"
+        />
       </el-main>
     </el-container>
   </el-container>
@@ -73,11 +82,13 @@
 <script setup lang="ts">
 import { ref, onMounted } from 'vue'
 import axios from 'axios'
-import { DataBoard, Document, Setting, MagicStick } from '@element-plus/icons-vue'
+import { ElMessage } from 'element-plus'
+import { DataBoard, Document, Setting, MagicStick, Connection } from '@element-plus/icons-vue'
 import Dashboard from './components/Dashboard.vue'
 import DashboardAI from './components/Dashboard-AI.vue'
 import Bids from './components/Bids.vue'
 import Keywords from './components/Keywords.vue'
+import CrawlInfo from './components/CrawlInfo.vue'
 
 const activeIndex = ref('1')
 const bids = ref<any[]>([])
@@ -142,6 +153,29 @@ const fetchData = async () => {
   }
 }
 
+// 根据日期范围更新投标信息
+const updateBidsByDateRange = async (startDate: string, endDate?: string, keywords?: string[]) => {
+  loading.value = true
+  try {
+    const params: any = { startDate }
+    if (endDate) {
+      params.endDate = endDate
+    }
+    if (keywords && keywords.length > 0) {
+      params.keywords = keywords.join(',')
+    }
+
+    const response = await axios.get('/api/bids/by-date-range', { params })
+    todayBids.value = response.data
+    ElMessage.success(`更新成功，共 ${response.data.length} 条数据`)
+  } catch (error) {
+    console.error('Failed to update bids by date range:', error)
+    ElMessage.error('更新失败')
+  } finally {
+    loading.value = false
+  }
+}
+
 onMounted(() => {
   fetchData()
 })

frontend/src/components/CrawlInfo.vue

@@ -0,0 +1,135 @@
+<template>
+  <div class="crawl-info">
+    <el-card>
+      <template #header>
+        <div class="card-header">
+          <span>爬虫统计信息</span>
+          <el-button type="primary" size="small" @click="fetchCrawlStats" :loading="loading">
+            <el-icon><Refresh /></el-icon>
+            刷新
+          </el-button>
+        </div>
+      </template>
+
+      <el-table :data="crawlStats" stripe style="width: 100%" v-loading="loading">
+        <el-table-column prop="source" label="爬虫来源" width="200" />
+        <el-table-column prop="count" label="本次获取数量" width="120" sortable />
+        <el-table-column label="最近更新时间" width="180">
+          <template #default="{ row }">
+            {{ formatDate(row.latestUpdate) }}
+          </template>
+        </el-table-column>
+        <el-table-column label="最新工程时间" width="180">
+          <template #default="{ row }">
+            {{ formatDate(row.latestPublishDate) }}
+          </template>
+        </el-table-column>
+        <el-table-column label="状态" width="100">
+          <template #default="{ row }">
+            <el-tag :type="row.error ? 'danger' : (row.count > 0 ? 'success' : 'info')">
+              {{ row.error ? '出错' : (row.count > 0 ? '正常' : '无数据') }}
+            </el-tag>
+          </template>
+        </el-table-column>
+        <el-table-column label="错误信息" min-width="200">
+          <template #default="{ row }">
+            <span v-if="row.error" style="color: #f56c6c">{{ row.error }}</span>
+            <span v-else>-</span>
+          </template>
+        </el-table-column>
+      </el-table>
+
+      <div class="summary" v-if="crawlStats.length > 0">
+        <el-descriptions :column="3" border>
+          <el-descriptions-item label="爬虫来源总数">
+            {{ crawlStats.length }}
+          </el-descriptions-item>
+          <el-descriptions-item label="本次获取总数">
+            {{ totalCount }}
+          </el-descriptions-item>
+          <el-descriptions-item label="有数据来源">
+            {{ activeSources }}
+          </el-descriptions-item>
+          <el-descriptions-item label="出错来源">
+            {{ errorSources }}
+          </el-descriptions-item>
+        </el-descriptions>
+      </div>
+    </el-card>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { ref, computed, onMounted } from 'vue'
+import axios from 'axios'
+import { ElMessage } from 'element-plus'
+import { Refresh } from '@element-plus/icons-vue'
+
+interface CrawlStat {
+  source: string
+  count: number
+  latestUpdate: string | null
+  latestPublishDate: string | null
+  error: string | null
+}
+
+const crawlStats = ref<CrawlStat[]>([])
+const loading = ref(false)
+
+const totalCount = computed(() => {
+  return crawlStats.value.reduce((sum, item) => sum + item.count, 0)
+})
+
+const activeSources = computed(() => {
+  return crawlStats.value.filter(item => item.count > 0).length
+})
+
+const errorSources = computed(() => {
+  return crawlStats.value.filter(item => item.error).length
+})
+
+const formatDate = (dateStr: string | null) => {
+  if (!dateStr) return '-'
+  const date = new Date(dateStr)
+  return date.toLocaleString('zh-CN', {
+    year: 'numeric',
+    month: '2-digit',
+    day: '2-digit',
+    hour: '2-digit',
+    minute: '2-digit'
+  })
+}
+
+const fetchCrawlStats = async () => {
+  loading.value = true
+  try {
+    const res = await axios.get('/api/bids/crawl-info-stats')
+    crawlStats.value = res.data
+  } catch (error) {
+    console.error('Failed to fetch crawl stats:', error)
+    ElMessage.error('获取爬虫统计信息失败')
+  } finally {
+    loading.value = false
+  }
+}
+
+onMounted(() => {
+  fetchCrawlStats()
+})
+</script>
+
+<style scoped>
+.crawl-info {
+  padding: 20px;
+}
+
+.card-header {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+}
+
+.summary {
+  margin-top: 20px;
+}
+</style>

frontend/src/components/Dashboard-AI.vue

@@ -55,6 +55,11 @@
                 </template>
               </el-table-column>
               <el-table-column prop="source" label="来源" width="200" />
+              <el-table-column prop="publishDate" label="发布日期" width="180">
+                <template #default="scope">
+                  {{ formatDate(scope.row.publishDate) }}
+                </template>
+              </el-table-column>
               <el-table-column prop="confidence" label="推荐度" width="120">
                 <template #default="scope">
                   <el-tag :type="getConfidenceType(scope.row.confidence)">
@@ -106,7 +111,7 @@
 </template>
 
 <script setup lang="ts">
-import { ref } from 'vue'
+import { ref, watch } from 'vue'
 import axios from 'axios'
 import { ElMessage } from 'element-plus'
 import { MagicStick, Loading, InfoFilled, List } from '@element-plus/icons-vue'
@@ -117,6 +122,7 @@ interface AIRecommendation {
   url: string
   source: string
   confidence: number
+  publishDate?: string
 }
 
 interface Props {
@@ -132,6 +138,37 @@ const showAllBids = ref(false)
 const bidsLoading = ref(false)
 const bidsByDateRange = ref<any[]>([])
 
+// 从 localStorage 加载保存的日期范围
+const loadSavedDateRange = () => {
+  const saved = localStorage.getItem('dashboardAI_dateRange')
+  if (saved) {
+    try {
+      dateRange.value = JSON.parse(saved)
+    } catch (e) {
+      console.error('Failed to parse saved date range:', e)
+    }
+  }
+}
+
+// 监听日期范围变化并保存到 localStorage
+watch(dateRange, (newDateRange) => {
+  localStorage.setItem('dashboardAI_dateRange', JSON.stringify(newDateRange))
+}, { deep: true })
+
+// 从数据库加载最新的 AI 推荐
+const loadLatestRecommendations = async () => {
+  try {
+    const response = await axios.get('/api/ai/latest-recommendations')
+    aiRecommendations.value = response.data
+  } catch (error) {
+    console.error('Failed to load latest recommendations:', error)
+  }
+}
+
+// 初始化时加载保存的日期范围和最新的 AI 推荐
+loadSavedDateRange()
+loadLatestRecommendations()
+
 // 设置日期范围为最近3天
 const setLast3Days = () => {
   const endDate = new Date()
@@ -181,7 +218,7 @@ const fetchAIRecommendations = async () => {
     })
 
     // 根据 title 从 bidsByDateRange 中更新 url 和 source
-    aiRecommendations.value = response.data.map((rec: any) => {
+    const recommendations = response.data.map((rec: any) => {
       const bid = bidsByDateRange.value.find(b => b.title === rec.title)
       return {
         title: rec.title,
@@ -191,6 +228,13 @@ const fetchAIRecommendations = async () => {
       }
     })
 
+    aiRecommendations.value = recommendations
+
+    // 保存推荐结果到数据库
+    await axios.post('/api/ai/save-recommendations', {
+      recommendations
+    })
+
     ElMessage.success('AI 推荐获取成功')
   } catch (error: any) {
     ElMessage.error('获取 AI 推荐失败')
@@ -247,9 +291,6 @@ const getConfidenceType = (confidence: number) => {
   if (confidence >= 70) return 'warning'
   return 'info'
 }
-
-// 初始化时设置默认日期范围为最近3天
-setLast3Days()
 </script>
 
 <style scoped>

frontend/src/components/Dashboard.vue

@@ -56,6 +56,10 @@
         />
         <el-button type="primary" @click="setLast3Days">3天</el-button>
         <el-button type="primary" @click="setLast7Days">7天</el-button>
+        <el-button type="success" :loading="updating" @click="updateBidsByDateRange">
+          <el-icon style="margin-right: 5px"><Refresh /></el-icon>
+          更新
+        </el-button>
         <el-select
           v-model="selectedKeywords"
           multiple
@@ -107,13 +111,33 @@ const props = defineProps<Props>()
 const emit = defineEmits<{
   crawl: []
   refresh: []
+  updateBids: [startDate: string, endDate?: string, keywords?: string[]]
 }>()
 
 const selectedKeywords = ref<string[]>([])
 const dateRange = ref<[string, string] | null>(null)
 const crawling = ref(false)
+const updating = ref(false)
 const highPriorityCollapsed = ref(false)
 const isInitialized = ref(false)
+const isManualClick = ref(false)
+
+// 从 localStorage 加载保存的日期范围
+const loadSavedDateRange = () => {
+  const saved = localStorage.getItem('dashboard_dateRange')
+  if (saved) {
+    try {
+      dateRange.value = JSON.parse(saved)
+    } catch (e) {
+      console.error('Failed to parse saved date range:', e)
+    }
+  }
+}
+
+// 监听日期范围变化并保存到 localStorage
+watch(dateRange, (newDateRange) => {
+  localStorage.setItem('dashboard_dateRange', JSON.stringify(newDateRange))
+}, { deep: true })
 
 // 切换 High Priority Bids 的折叠状态
 const toggleHighPriority = () => {
@@ -152,6 +176,12 @@ watch(dateRange, () => {
     return
   }
 
+  // 手动点击时不显示提示（避免和按钮点击重复）
+  if (isManualClick.value) {
+    isManualClick.value = false
+    return
+  }
+
   const totalBids = props.todayBids.length
   const filteredCount = filteredTodayBids.value.length
 
@@ -194,18 +224,9 @@ const filteredTodayBids = computed(() => {
   return result
 })
 
-// 监听筛选结果变化并显示提示
-watch(filteredTodayBids, (newFilteredBids) => {
-  const totalBids = props.todayBids.length
-  const filteredCount = newFilteredBids.length
-
-  if (totalBids > 0 && filteredCount < totalBids) {
-    ElMessage.info(`筛选结果：共 ${filteredCount} 条数据（总共 ${totalBids} 条）`)
-  }
-}, { deep: true })
-
 // 设置日期范围为最近3天
-const setLast3Days = () => {
+const setLast3Days = async () => {
+  isManualClick.value = true
   const endDate = new Date()
   const startDate = new Date()
   startDate.setDate(startDate.getDate() - 2) // 最近3天（包括今天）
@@ -221,26 +242,13 @@ const setLast3Days = () => {
 
   console.log('setLast3Days called, todayBids:', props.todayBids.length, 'dateRange:', dateRange.value)
 
-  // 直接计算筛选结果并显示提示（只限制开始时间，不限制结束时间）
+  // 调用更新函数
-  const start = new Date(startDate)
+  await updateBidsByDateRange()
-  start.setHours(0, 0, 0, 0)
-
-  let result = props.todayBids
-  result = result.filter(bid => {
-    if (!bid.publishDate) return false
-    const bidDate = new Date(bid.publishDate)
-    return bidDate >= start
-  })
-
-  const totalBids = props.todayBids.length
-  const filteredCount = result.length
-
-  console.log('setLast3Days result, totalBids:', totalBids, 'filteredCount:', filteredCount)
-  // 只在手动点击按钮时显示提示，初始化时不显示
 }
 
 // 设置日期范围为最近7天
-const setLast7Days = () => {
+const setLast7Days = async () => {
+  isManualClick.value = true
   const endDate = new Date()
   const startDate = new Date()
   startDate.setDate(startDate.getDate() - 6) // 最近7天（包括今天）
@@ -256,22 +264,38 @@ const setLast7Days = () => {
 
   console.log('setLast7Days called, todayBids:', props.todayBids.length, 'dateRange:', dateRange.value)
 
-  // 直接计算筛选结果并显示提示（只限制开始时间，不限制结束时间）
+  // 调用更新函数
-  const start = new Date(startDate)
+  await updateBidsByDateRange()
-  start.setHours(0, 0, 0, 0)
+}
 
-  let result = props.todayBids
+// 根据日期范围更新投标信息
-  result = result.filter(bid => {
+const updateBidsByDateRange = async () => {
-    if (!bid.publishDate) return false
+  if (!dateRange.value || dateRange.value.length !== 2) {
-    const bidDate = new Date(bid.publishDate)
+    ElMessage.warning('请先选择日期范围')
-    return bidDate >= start
+    return
-  })
+  }
 
-  const totalBids = props.todayBids.length
+  updating.value = true
-  const filteredCount = result.length
+  try {
+    const [startDate, endDate] = dateRange.value
 
-  console.log('setLast7Days result, totalBids:', totalBids, 'filteredCount:', filteredCount)
+    // 检查 endDate 是否是今天
-  // 只在手动点击按钮时显示提示，初始化时不显示
+    const today = new Date()
+    const todayStr = `${today.getFullYear()}-${String(today.getMonth() + 1).padStart(2, '0')}-${String(today.getDate()).padStart(2, '0')}`
+
+    // 如果 endDate 是今天，则不传递 endDate 参数（不限制截止时间）
+    if (endDate === todayStr) {
+      emit('updateBids', startDate, undefined, selectedKeywords.value)
+    } else {
+      emit('updateBids', startDate, endDate, selectedKeywords.value)
+    }
+
+    ElMessage.success('更新成功')
+  } catch (error) {
+    ElMessage.error('更新失败')
+  } finally {
+    updating.value = false
+  }
 }
 
 const handleCrawl = async () => {
@@ -291,11 +315,14 @@ const handleCrawl = async () => {
   }
 }
 
-// 初始化时加载保存的关键字
+// 初始化时加载保存的关键字和日期范围
 loadSavedKeywords()
+loadSavedDateRange()
 
-// 初始化时设置默认日期范围为最近3天
+// 如果没有保存的日期范围，则设置默认为最近3天
-setLast3Days()
+if (!dateRange.value) {
+  setLast3Days()
+}
 </script>
 
 <style scoped>

package.json

@@ -55,6 +55,7 @@
     "@types/jest": "^30.0.0",
     "@types/node": "^22.10.7",
     "@types/supertest": "^6.0.2",
+    "concurrently": "^9.2.1",
     "eslint": "^9.18.0",
     "eslint-config-prettier": "^10.0.1",
     "eslint-plugin-prettier": "^5.2.2",

src/ai/ai.controller.ts

@@ -1,5 +1,5 @@
-import { Controller, Post, Body } from '@nestjs/common';
+import { Controller, Post, Body, Get } from '@nestjs/common';
-import { AiService } from './ai.service';
+import { AiService, AIRecommendation } from './ai.service';
 
 export class BidDataDto {
   title: string;
@@ -9,6 +9,10 @@ export class BidsRequestDto {
   bids: BidDataDto[];
 }
 
+export class SaveRecommendationsDto {
+  recommendations: AIRecommendation[];
+}
+
 @Controller('api/ai')
 export class AiController {
   constructor(private readonly aiService: AiService) {}
@@ -17,4 +21,15 @@ export class AiController {
   async getRecommendations(@Body() request: BidsRequestDto) {
     return this.aiService.getRecommendations(request.bids);
   }
+
+  @Post('save-recommendations')
+  async saveRecommendations(@Body() request: SaveRecommendationsDto) {
+    await this.aiService.saveRecommendations(request.recommendations);
+    return { success: true };
+  }
+
+  @Get('latest-recommendations')
+  async getLatestRecommendations() {
+    return this.aiService.getLatestRecommendations();
+  }
 }

src/ai/ai.module.ts

@@ -1,10 +1,16 @@
 import { Module } from '@nestjs/common';
 import { ConfigModule } from '@nestjs/config';
+import { TypeOrmModule } from '@nestjs/typeorm';
 import { AiController } from './ai.controller';
 import { AiService } from './ai.service';
+import { AiRecommendation } from './entities/ai-recommendation.entity';
+import { BidItem } from '../bids/entities/bid-item.entity';
 
 @Module({
-  imports: [ConfigModule],
+  imports: [
+    ConfigModule,
+    TypeOrmModule.forFeature([AiRecommendation, BidItem]),
+  ],
   controllers: [AiController],
   providers: [AiService],
   exports: [AiService],

src/ai/ai.service.ts

@@ -1,7 +1,11 @@
 import { Injectable, Logger } from '@nestjs/common';
 import { ConfigService } from '@nestjs/config';
+import { InjectRepository } from '@nestjs/typeorm';
+import { Repository } from 'typeorm';
 import OpenAI from 'openai';
 import { PromptString } from './Prompt';
+import { AiRecommendation as AiRecommendationEntity } from './entities/ai-recommendation.entity';
+import { BidItem } from '../bids/entities/bid-item.entity';
 
 export interface BidDataDto {
   title: string;
@@ -12,6 +16,7 @@ export interface AIRecommendation {
   url: string;
   source: string;
   confidence: number;
+  publishDate?: Date;
 }
 
 @Injectable()
@@ -19,11 +24,22 @@ export class AiService {
   private readonly logger = new Logger(AiService.name);
   private openai: OpenAI;
 
-  constructor(private readonly configService: ConfigService) {
+  constructor(
+    private readonly configService: ConfigService,
+    @InjectRepository(AiRecommendationEntity)
+    private readonly aiRecommendationRepository: Repository<AiRecommendationEntity>,
+    @InjectRepository(BidItem)
+    private readonly bidItemRepository: Repository<BidItem>,
+  ) {
     const apiKey = this.configService.get<string>('ARK_API_KEY');
+    // this.openai = new OpenAI({
+    //   apiKey: apiKey || '',
+    //   baseURL: 'https://ark.cn-beijing.volces.com/api/v3',
+    //   timeout: 120000, // 120秒超时
+    // });
     this.openai = new OpenAI({
-      apiKey: apiKey || '',
+      apiKey: 'sk-5sSOxrJl31MGz76bE14d2fDbA55b44869fCcA0C813Fc893a' ,
-      baseURL: 'https://ark.cn-beijing.volces.com/api/v3',
+      baseURL: 'https://aihubmix.com/v1',
       timeout: 120000, // 120秒超时
     });
   }
@@ -33,7 +49,7 @@ export class AiService {
     this.logger.log(`发送给 AI 的数据数量: ${bids.length}`);
 
     try {
-      const prompt =PromptString+ `请根据以下投标项目标题列表，推荐最值得关注的 5-10 个项目。请以 JSON 格式返回，格式如下：
+      const prompt =PromptString+ `请根据以下投标项目标题列表，筛选出我关心的项目。请以 JSON 格式返回，格式如下：
 [
   {
     "title": "项目标题",
@@ -45,8 +61,8 @@ export class AiService {
 ${JSON.stringify(bids.map(b => b.title), null, 2)}`;
       this.logger.log('发给AI的内容',prompt);
       const completion = await this.openai.chat.completions.create({
-        model: 'doubao-seed-1-6-lite-251015',
+        model: 'mimo-v2-flash-free',
-        max_tokens: 32768,
+        // max_tokens: 32768,
         reasoning_effort: 'medium',
         messages: [
           {
@@ -80,4 +96,58 @@ ${JSON.stringify(bids.map(b => b.title), null, 2)}`;
       throw error;
     }
   }
+
+  async saveRecommendations(recommendations: AIRecommendation[]): Promise<void> {
+    this.logger.log('开始保存 AI 推荐结果');
+
+    try {
+      // 删除所有旧的推荐
+      await this.aiRecommendationRepository.clear();
+
+      // 保存新的推荐结果（只保存 title 和 confidence）
+      const entities = recommendations.map(rec => {
+        const entity = new AiRecommendationEntity();
+        entity.title = rec.title;
+        entity.confidence = rec.confidence;
+        return entity;
+      });
+
+      await this.aiRecommendationRepository.save(entities);
+      this.logger.log(`成功保存 ${entities.length} 条 AI 推荐结果`);
+    } catch (error) {
+      this.logger.error('保存 AI 推荐失败:', error);
+      throw error;
+    }
+  }
+
+  async getLatestRecommendations(): Promise<AIRecommendation[]> {
+    this.logger.log('获取最新的 AI 推荐结果');
+
+    try {
+      const entities = await this.aiRecommendationRepository.find({
+        order: { confidence: 'DESC' }
+      });
+
+      // 从 bid-items 表获取 url、source 和 publishDate
+      const result: AIRecommendation[] = [];
+      for (const entity of entities) {
+        const bidItem = await this.bidItemRepository.findOne({
+          where: { title: entity.title }
+        });
+
+        result.push({
+          title: entity.title,
+          url: bidItem?.url || '',
+          source: bidItem?.source || '',
+          confidence: entity.confidence,
+          publishDate: bidItem?.publishDate
+        });
+      }
+
+      return result;
+    } catch (error) {
+      this.logger.error('获取最新 AI 推荐失败:', error);
+      throw error;
+    }
+  }
 }

src/ai/entities/ai-recommendation.entity.ts

@@ -0,0 +1,16 @@
+import { Entity, PrimaryGeneratedColumn, Column, CreateDateColumn } from 'typeorm';
+
+@Entity('ai_recommendations')
+export class AiRecommendation {
+  @PrimaryGeneratedColumn('uuid')
+  id: string;
+
+  @Column()
+  title: string;
+
+  @Column({ type: 'int' })
+  confidence: number;
+
+  @CreateDateColumn()
+  createdAt: Date;
+}

src/app.module.ts

@@ -17,7 +17,7 @@ import { AiModule } from './ai/ai.module';
     ScheduleModule.forRoot(),
     ServeStaticModule.forRoot({
       rootPath: join(__dirname, '..', 'frontend', 'dist'),
-      exclude: ['/api/(.*)'],
+      exclude: ['/api/:path(*)'],
     }),
     LoggerModule,
     DatabaseModule,

src/bids/controllers/bid.controller.ts

@@ -26,7 +26,13 @@ export class BidsController {
   }
 
   @Get('by-date-range')
-  getByDateRange(@Query('startDate') startDate: string, @Query('endDate') endDate: string) {
+  getByDateRange(@Query('startDate') startDate: string, @Query('endDate') endDate?: string, @Query('keywords') keywords?: string) {
-    return this.bidsService.getBidsByDateRange(startDate, endDate);
+    const keywordsArray = keywords ? keywords.split(',') : undefined;
+    return this.bidsService.getBidsByDateRange(startDate, endDate, keywordsArray);
+  }
+
+  @Get('crawl-info-stats')
+  getCrawlInfoStats() {
+    return this.bidsService.getCrawlInfoAddStats();
   }
 }

src/bids/services/bid.service.ts

@@ -88,7 +88,7 @@ export class BidsService {
       .getMany();
   }
 
-  async getBidsByDateRange(startDate?: string, endDate?: string) {
+  async getBidsByDateRange(startDate?: string, endDate?: string, keywords?: string[]) {
     const qb = this.bidRepository.createQueryBuilder('bid');
 
     if (startDate) {
@@ -103,6 +103,49 @@ export class BidsService {
       qb.andWhere('bid.publishDate <= :endDate', { endDate: end });
     }
 
+    if (keywords && keywords.length > 0) {
+      const keywordConditions = keywords.map((keyword, index) => {
+        return `bid.title LIKE :keyword${index}`;
+      }).join(' OR ');
+      qb.andWhere(`(${keywordConditions})`, keywords.reduce((params, keyword, index) => {
+        params[`keyword${index}`] = `%${keyword}%`;
+        return params;
+      }, {}));
+    }
+
     return qb.orderBy('bid.publishDate', 'DESC').getMany();
   }
+
+  async getCrawlInfoAddStats() {
+    const { InjectRepository } = require('@nestjs/typeorm');
+    const { Repository } = require('typeorm');
+    const { CrawlInfoAdd } = require('../../crawler/entities/crawl-info-add.entity');
+
+    // 获取每个来源的最新一次爬虫记录
+    const query = `
+      SELECT
+        source,
+        count,
+        latestPublishDate,
+        error,
+        createdAt as latestUpdate
+      FROM crawl_info_add
+      WHERE id IN (
+        SELECT MAX(id)
+        FROM crawl_info_add
+        GROUP BY source
+      )
+      ORDER BY source ASC
+    `;
+
+    const results = await this.bidRepository.query(query);
+
+    return results.map((item: any) => ({
+      source: item.source,
+      count: item.count,
+      latestUpdate: item.latestUpdate,
+      latestPublishDate: item.latestPublishDate,
+      error: item.error,
+    }));
+  }
 }

src/crawler/crawler.module.ts

@@ -1,10 +1,12 @@
 import { Module } from '@nestjs/common';
+import { TypeOrmModule } from '@nestjs/typeorm';
 import { BidCrawlerService } from './services/bid-crawler.service';
 import { CrawlerController } from './crawler.controller';
 import { BidsModule } from '../bids/bids.module';
+import { CrawlInfoAdd } from './entities/crawl-info-add.entity';
 
 @Module({
-  imports: [BidsModule],
+  imports: [BidsModule, TypeOrmModule.forFeature([CrawlInfoAdd])],
   controllers: [CrawlerController],
   providers: [BidCrawlerService],
   exports: [BidCrawlerService],

src/crawler/entities/crawl-info-add.entity.ts

@@ -0,0 +1,22 @@
+import { Entity, PrimaryGeneratedColumn, Column, CreateDateColumn } from 'typeorm';
+
+@Entity('crawl_info_add')
+export class CrawlInfoAdd {
+  @PrimaryGeneratedColumn('uuid')
+  id: string;
+
+  @Column()
+  source: string;
+
+  @Column()
+  count: number;
+
+  @Column({ type: 'datetime', nullable: true })
+  latestPublishDate: Date | null;
+
+  @Column({ type: 'text', nullable: true })
+  error: string;
+
+  @CreateDateColumn()
+  createdAt: Date;
+}

src/crawler/services/bid-crawler.service.ts

@@ -1,7 +1,10 @@
 import { Injectable, Logger } from '@nestjs/common';
 import { ConfigService } from '@nestjs/config';
+import { InjectRepository } from '@nestjs/typeorm';
+import { Repository } from 'typeorm';
 import * as puppeteer from 'puppeteer';
 import { BidsService } from '../../bids/services/bid.service';
+import { CrawlInfoAdd } from '../entities/crawl-info-add.entity';
 import { ChdtpCrawler } from './chdtp_target';
 import { ChngCrawler } from './chng_target';
 import { SzecpCrawler } from './szecp_target';
@@ -22,6 +25,8 @@ export class BidCrawlerService {
   constructor(
     private bidsService: BidsService,
     private configService: ConfigService,
+    @InjectRepository(CrawlInfoAdd)
+    private crawlInfoRepository: Repository<CrawlInfoAdd>,
   ) {}
 
   async crawlAll() {
@@ -93,6 +98,14 @@ export class BidCrawlerService {
             zeroDataCrawlers.push(crawler);
           }
 
+          // 获取最新的发布日期
+          const latestPublishDate = results.length > 0
+            ? results.reduce((latest, item) => {
+                const itemDate = new Date(item.publishDate);
+                return itemDate > latest ? itemDate : latest;
+              }, new Date(0))
+            : null;
+
           for (const item of results) {
             await this.bidsService.createOrUpdate({
               title: item.title,
@@ -102,10 +115,16 @@ export class BidCrawlerService {
               unit: '',
             });
           }
+
+          // 保存爬虫统计信息到数据库
+          await this.saveCrawlInfo(crawler.name, results.length, latestPublishDate);
         } catch (err) {
           this.logger.error(`Error crawling ${crawler.name}: ${err.message}`);
           // 记录错误信息
           crawlResults[crawler.name] = { success: 0, error: err.message };
+
+          // 保存错误信息到数据库
+          await this.saveCrawlInfo(crawler.name, 0, null, err.message);
         }
       }
       
@@ -131,6 +150,14 @@ export class BidCrawlerService {
             // 更新统计结果
             crawlResults[crawler.name] = { success: results.length };
 
+            // 获取最新的发布日期
+            const latestPublishDate = results.length > 0
+              ? results.reduce((latest, item) => {
+                  const itemDate = new Date(item.publishDate);
+                  return itemDate > latest ? itemDate : latest;
+                }, new Date(0))
+              : null;
+
             for (const item of results) {
               await this.bidsService.createOrUpdate({
                 title: item.title,
@@ -140,10 +167,16 @@ export class BidCrawlerService {
                 unit: '',
               });
             }
+
+            // 更新爬虫统计信息到数据库
+            await this.saveCrawlInfo(crawler.name, results.length, latestPublishDate);
           } catch (err) {
             this.logger.error(`Error retrying ${crawler.name}: ${err.message}`);
             // 记录错误信息
             crawlResults[crawler.name] = { success: 0, error: err.message };
+
+            // 更新错误信息到数据库
+            await this.saveCrawlInfo(crawler.name, 0, null, err.message);
           }
         }
       }
@@ -184,4 +217,24 @@ export class BidCrawlerService {
       this.logger.log('='.repeat(50));
     }
   }
+
+  private async saveCrawlInfo(
+    source: string,
+    count: number,
+    latestPublishDate: Date | null,
+    error?: string,
+  ) {
+    try {
+      const crawlInfo = this.crawlInfoRepository.create({
+        source,
+        count,
+        latestPublishDate,
+        error,
+      });
+      await this.crawlInfoRepository.save(crawlInfo);
+      this.logger.log(`Saved crawl info for ${source}: ${count} items`);
+    } catch (err) {
+      this.logger.error(`Failed to save crawl info for ${source}: ${err.message}`);
+    }
+  }
 }

src/database/database.module.ts

@@ -3,6 +3,8 @@ import { TypeOrmModule } from '@nestjs/typeorm';
 import { ConfigModule, ConfigService } from '@nestjs/config';
 import { BidItem } from '../bids/entities/bid-item.entity';
 import { Keyword } from '../keywords/keyword.entity';
+import { AiRecommendation } from '../ai/entities/ai-recommendation.entity';
+import { CrawlInfoAdd } from '../crawler/entities/crawl-info-add.entity';
 
 @Module({
   imports: [
@@ -16,7 +18,7 @@ import { Keyword } from '../keywords/keyword.entity';
         username: configService.get<string>('DATABASE_USERNAME', 'root'),
         password: configService.get<string>('DATABASE_PASSWORD', 'root'),
         database: configService.get<string>('DATABASE_NAME', 'bidding'),
-        entities: [BidItem, Keyword],
+        entities: [BidItem, Keyword, AiRecommendation, CrawlInfoAdd],
         synchronize: configService.get<boolean>('DATABASE_SYNCHRONIZE', true),
       }),
     }),