hjc-web/app/templates/template-07/pages/TenderDetail.vue

<template>
  <div class="container mx-auto px-4 py-10">
    <div v-if="tender" class="grid lg:grid-cols-[1fr_320px] gap-8">
      <!-- 左侧：项目信息 -->
      <div>
        <div class="mb-3 flex items-center justify-between">
          <NuxtLink to="/tender" class="text-sm text-blue-600 hover:underline">← 返回标书中心</NuxtLink>
          <HjcUserBar />
        </div>
        <h1 class="mt-3 text-2xl font-bold text-gray-900">{{ tender.projectName }}</h1>
        <div class="mt-2 flex flex-wrap gap-3 text-sm text-gray-500">
          <span>项目编号：{{ tender.projectNo }}</span>
          <span class="rounded bg-gray-100 px-2 py-0.5">{{ tender.category || '未分类' }}</span>
        </div>

        <div class="mt-6 space-y-3 text-sm">
          <div class="flex gap-3">
            <span class="w-28 shrink-0 text-gray-400">发布时间</span>
            <span>{{ fmt(tender.publishTime) }}</span>
          </div>
          <div class="flex gap-3">
            <span class="w-28 shrink-0 text-gray-400">投标截止</span>
            <span>{{ fmt(tender.deadlineTime) }}</span>
          </div>
          <div class="flex gap-3">
            <span class="w-28 shrink-0 text-gray-400">招标人</span>
            <span>{{ tender.tenderer || '-' }}</span>
          </div>
          <div class="flex gap-3">
            <span class="w-28 shrink-0 text-gray-400">开售时间</span>
            <span>{{ fmt(tender.onsaleTime) }}</span>
          </div>
          <div class="flex gap-3">
            <span class="w-28 shrink-0 text-gray-400">停售时间</span>
            <span>{{ fmt(tender.offsaleTime) }}</span>
          </div>
        </div>

        <div v-if="tender.bulletinTitle || tender.bulletinContent" class="mt-8">
          <h2 class="mb-3 text-lg font-semibold text-gray-900">中标公告</h2>
          <div class="rounded-md border border-gray-200 p-5 text-sm text-gray-700">
            <h3 class="mb-2 font-semibold">{{ tender.bulletinTitle }}</h3>
            <p class="whitespace-pre-line leading-relaxed">{{ tender.bulletinContent }}</p>
          </div>
        </div>
      </div>

      <!-- 右侧：购买卡片 -->
      <aside class="lg:sticky lg:top-24 h-fit rounded-lg border border-gray-200 p-6">
        <div class="flex items-end gap-1 text-blue-600">
          <span class="text-3xl font-bold">¥{{ formatMoney(tender.tenderPrice) }}</span>
          <span class="text-xs text-gray-400 mb-1">信息服务费</span>
        </div>
        <p class="mt-2 text-xs text-gray-400">购买成功后可在「我的订单」查看并下载标书</p>

        <div class="mt-5 space-y-2 text-sm text-gray-600">
          <!-- 购买人数取后端实时统计的**已付款订单数**（buyerCount），不是 saleCount：
               后者在下单时就 +quantity 且从不回退，含未付款与已取消的单，一直是假数 -->
          <p>购买人数：{{ tender.buyerCount || 0 }}</p>
          <p>售卖方式：{{ sellingMethodText }}</p>
        </div>

        <button
          class="mt-6 w-full rounded-md bg-blue-600 py-3 text-white font-medium hover:bg-blue-700 disabled:cursor-not-allowed disabled:opacity-50"
          :disabled="!buyable"
          @click="goBuy"
        >
          {{ buyable ? '立即购买' : '已截止' }}
        </button>
        <p class="mt-3 text-xs text-gray-400 text-center">购买需通过企业资质审核</p>
      </aside>
    </div>

    <div v-else-if="notFound" class="py-20 text-center text-gray-500">标书项目不存在或已下架</div>
    <SiteLoading v-else />
  </div>
</template>

<script setup lang="ts">
import type { Tender } from '~/types/tender'

const route = useRoute()
const id = route.params.id as string
const tender = shallowRef<Tender | null>(null)
const notFound = ref(false)

const buyable = computed(() => {
  if (!tender.value) return false
  if (tender.value.status !== undefined && tender.value.status !== 1) return false
  if (tender.value.needSell !== undefined && tender.value.needSell === 0) return false
  if (tender.value.offsaleTime) {
    const t = new Date(tender.value.offsaleTime.replace('T', ' ')).getTime()
    if (!Number.isNaN(t) && t < Date.now()) return false
  }
  return true
})

const sellingMethodText = computed(() => {
  const m = tender.value?.sellingMethod
  if (m === 2) return '公众号'
  if (m === 3) return '交易中心'
  if (m === 4) return '政采云'
  return '公司财务'
})

function fmt(s?: string) {
  return s ? s.slice(0, 19).replace('T', ' ') : '-'
}

function formatMoney(n?: number | string) {
  return Number(n ?? 0).toFixed(2)
}

function goBuy() {
  if (!tender.value) return
  return navigateTo(`/buy?id=${tender.value.id}`)
}

try {
  const res: any = await $fetch(`/api/tender/detail?id=${id}`)
  tender.value = res && res.id ? res : null
  if (!res) notFound.value = true
} catch {
  notFound.value = true
}
</script>