feat: 添加 AI 推荐功能
新增 AI 推荐模块，包括前端界面和后端服务 添加 OpenAI API 密钥配置 实现工程数据分析和推荐功能
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dmy
294
frontend/src/components/Dashboard-AI.vue
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294
frontend/src/components/Dashboard-AI.vue
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<template>
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<div>
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<div style="display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px;">
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<h2 style="margin: 0;">Dashboard AI</h2>
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<el-button type="primary" :loading="loading" @click="fetchAIRecommendations">
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<el-icon style="margin-right: 5px"><MagicStick /></el-icon>
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获取 AI 推荐
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</el-button>
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</div>
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<div style="display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px;">
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<h3 style="margin: 0;">选择日期范围</h3>
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<div style="display: flex; gap: 10px;">
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<el-date-picker
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v-model="dateRange"
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type="daterange"
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range-separator="To"
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start-placeholder="Start Date"
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end-placeholder="End Date"
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format="YYYY-MM-DD"
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value-format="YYYY-MM-DD"
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clearable
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style="width: 240px;"
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/>
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<el-button type="primary" @click="setLast3Days">3天</el-button>
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<el-button type="primary" @click="setLast7Days">7天</el-button>
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<el-button type="success" :loading="bidsLoading" @click="fetchBidsByDateRange">
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<el-icon style="margin-right: 5px"><List /></el-icon>
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列出时间范围内所有工程
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</el-button>
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</div>
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</div>
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<el-row :gutter="20">
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<el-col :span="24">
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<el-card class="box-card" shadow="hover">
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<template #header>
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<div class="card-header">
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<span>AI 推荐项目</span>
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<el-tag type="success">{{ aiRecommendations.length }} 个推荐</el-tag>
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</div>
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</template>
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<div v-if="loading" style="text-align: center; padding: 40px;">
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<el-icon class="is-loading" :size="30"><Loading /></el-icon>
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<p style="margin-top: 10px; color: #909399;">AI 正在分析中...</p>
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</div>
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<div v-else-if="aiRecommendations.length === 0" style="text-align: center; padding: 40px; color: #909399;">
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<el-icon :size="40"><InfoFilled /></el-icon>
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<p style="margin-top: 10px;">暂无 AI 推荐项目</p>
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<p style="font-size: 12px; margin-top: 5px;">点击上方按钮获取 AI 推荐</p>
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</div>
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<div v-else>
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<el-table :data="aiRecommendations" style="width: 100%" size="small">
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<el-table-column prop="title" label="项目名称">
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<template #default="scope">
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<a :href="scope.row.url" target="_blank">{{ scope.row.title }}</a>
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</template>
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</el-table-column>
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<el-table-column prop="source" label="来源" width="200" />
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<el-table-column prop="confidence" label="推荐度" width="120">
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<template #default="scope">
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<el-tag :type="getConfidenceType(scope.row.confidence)">
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{{ scope.row.confidence }}%
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</el-tag>
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</template>
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</el-table-column>
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</el-table>
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</div>
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</el-card>
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</el-col>
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</el-row>
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<el-row v-if="showAllBids" :gutter="20" style="margin-top: 20px;">
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<el-col :span="24">
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<el-card class="box-card" shadow="hover">
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<template #header>
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<div class="card-header">
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<span>时间范围内所有工程</span>
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<el-tag type="info">{{ bidsByDateRange.length }} 个工程</el-tag>
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</div>
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</template>
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<div v-if="bidsLoading" style="text-align: center; padding: 40px;">
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<el-icon class="is-loading" :size="30"><Loading /></el-icon>
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<p style="margin-top: 10px; color: #909399;">加载中...</p>
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</div>
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<div v-else-if="bidsByDateRange.length === 0" style="text-align: center; padding: 40px; color: #909399;">
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<el-icon :size="40"><InfoFilled /></el-icon>
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<p style="margin-top: 10px;">该时间范围内暂无工程</p>
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</div>
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<div v-else>
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<el-table :data="bidsByDateRange" style="width: 100%" size="small">
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<el-table-column prop="title" label="项目名称">
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<template #default="scope">
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<a :href="scope.row.url" target="_blank">{{ scope.row.title }}</a>
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</template>
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</el-table-column>
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<el-table-column prop="source" label="来源" width="200" />
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<el-table-column prop="publishDate" label="发布日期" width="180">
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<template #default="scope">
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{{ formatDate(scope.row.publishDate) }}
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</template>
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</el-table-column>
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</el-table>
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</div>
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</el-card>
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</el-col>
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</el-row>
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</div>
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</template>
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<script setup lang="ts">
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import { ref, computed, watch } from 'vue'
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import axios from 'axios'
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import { ElMessage } from 'element-plus'
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import { MagicStick, Loading, InfoFilled, List } from '@element-plus/icons-vue'
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interface AIRecommendation {
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title: string
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url: string
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source: string
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confidence: number
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}
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interface Props {
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bids: any[]
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}
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const props = defineProps<Props>()
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const loading = ref(false)
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const aiRecommendations = ref<AIRecommendation[]>([])
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const dateRange = ref<[string, string] | null>(null)
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const showAllBids = ref(false)
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const bidsLoading = ref(false)
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const bidsByDateRange = ref<any[]>([])
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// 根据日期范围过滤 bids
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const filteredBids = computed(() => {
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let result = props.bids
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// 按日期范围筛选（只限制开始时间，不限制结束时间）
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if (dateRange.value && dateRange.value.length === 2) {
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const [startDate] = dateRange.value
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result = result.filter(bid => {
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if (!bid.publishDate) return false
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const bidDate = new Date(bid.publishDate)
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const start = new Date(startDate)
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// 设置时间为当天的开始
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start.setHours(0, 0, 0, 0)
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return bidDate >= start
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})
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}
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return result
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})
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// 监听日期范围变化并显示提示
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watch(dateRange, () => {
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const totalBids = props.bids.length
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const filteredCount = filteredBids.value.length
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if (totalBids > 0 && filteredCount < totalBids) {
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ElMessage.info(`筛选结果：共 ${filteredCount} 条数据（总共 ${totalBids} 条）`)
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}
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})
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// 设置日期范围为最近3天
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const setLast3Days = () => {
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const endDate = new Date()
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const startDate = new Date()
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startDate.setDate(startDate.getDate() - 2) // 最近3天（包括今天）
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const formatDateForPicker = (date: Date) => {
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const year = date.getFullYear()
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const month = String(date.getMonth() + 1).padStart(2, '0')
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const day = String(date.getDate()).padStart(2, '0')
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return `${year}-${month}-${day}`
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}
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dateRange.value = [formatDateForPicker(startDate), formatDateForPicker(endDate)]
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fetchBidsByDateRange()
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}
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// 设置日期范围为最近7天
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const setLast7Days = () => {
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const endDate = new Date()
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const startDate = new Date()
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startDate.setDate(startDate.getDate() - 6) // 最近7天（包括今天）
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const formatDateForPicker = (date: Date) => {
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const year = date.getFullYear()
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const month = String(date.getMonth() + 1).padStart(2, '0')
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const day = String(date.getDate()).padStart(2, '0')
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return `${year}-${month}-${day}`
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}
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dateRange.value = [formatDateForPicker(startDate), formatDateForPicker(endDate)]
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fetchBidsByDateRange()
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}
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// 获取 AI 推荐项目
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const fetchAIRecommendations = async () => {
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loading.value = true
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try {
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// 准备发送给后端的数据（使用过滤后的 bids）
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const bidsData = filteredBids.value.map(bid => ({
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title: bid.title,
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url: bid.url,
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source: bid.source,
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publishDate: bid.publishDate
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}))
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// 调用后端 API
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const response = await axios.post('/api/ai/recommendations', {
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bids: bidsData
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})
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aiRecommendations.value = response.data
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ElMessage.success('AI 推荐获取成功')
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} catch (error: any) {
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ElMessage.error('获取 AI 推荐失败')
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} finally {
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loading.value = false
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}
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}
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// 获取时间范围内的所有工程
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const fetchBidsByDateRange = async () => {
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if (!dateRange.value || dateRange.value.length !== 2) {
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ElMessage.warning('请先选择日期范围')
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return
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}
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showAllBids.value = true
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bidsLoading.value = true
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try {
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const [startDate, endDate] = dateRange.value
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// 检查 endDate 是否是今天
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const today = new Date()
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const todayStr = `${today.getFullYear()}-${String(today.getMonth() + 1).padStart(2, '0')}-${String(today.getDate()).padStart(2, '0')}`
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// 如果 endDate 是今天，则不传递 endDate 参数（不限制截止时间）
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const params: any = { startDate }
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if (endDate !== todayStr) {
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params.endDate = endDate
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}
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const response = await axios.get('/api/bids/by-date-range', { params })
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bidsByDateRange.value = response.data
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ElMessage.success(`获取成功，共 ${response.data.length} 个工程`)
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} catch (error: any) {
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ElMessage.error('获取工程列表失败')
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} finally {
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bidsLoading.value = false
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}
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}
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// 格式化日期，只显示年月日
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const formatDate = (dateStr: string) => {
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if (!dateStr) return ''
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const date = new Date(dateStr)
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const year = date.getFullYear()
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const month = String(date.getMonth() + 1).padStart(2, '0')
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const day = String(date.getDate()).padStart(2, '0')
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return `${year}-${month}-${day}`
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}
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// 根据推荐度返回标签类型
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const getConfidenceType = (confidence: number) => {
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if (confidence >= 90) return 'success'
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if (confidence >= 70) return 'warning'
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return 'info'
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}
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// 初始化时设置默认日期范围为最近3天
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setLast3Days()
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</script>
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<style scoped>
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.card-header {
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display: flex;
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justify-content: space-between;
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align-items: center;
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}
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a {
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text-decoration: none;
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color: inherit;
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}
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a:hover {
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color: #409eff;
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}
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</style>
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