/* 总览视图 */
const DashboardView = {
  template: `
  <div class="space-y-5">
    <div class="grid grid-cols-2 lg:grid-cols-4 gap-3">
      <button type="button" @click="goTotal" title="点击查看全部资产" class="text-left bg-white dark:bg-slate-900 rounded-xl p-4 border border-slate-200 dark:border-slate-800 hover:border-blue-400 dark:hover:border-blue-600 transition">
        <div class="text-xs text-slate-500">总资产</div>
        <div class="text-2xl font-bold mt-1">{{ store.overview.total || 0 }}</div>
      </button>
      <div class="bg-white dark:bg-slate-900 rounded-xl p-4 border border-red-200 dark:border-red-900/50 hover:border-red-400 dark:hover:border-red-700 transition">
        <button type="button" @click="goExpiring30" title="点击到监控中心查看 30 天内到期的资产" class="w-full text-left group">
          <div class="text-xs text-slate-500">30天内到期</div>
          <div class="text-2xl font-bold mt-1 text-red-600 dark:text-red-400 group-hover:underline">{{ store.overview.expiring_30 || 0 }}</div>
        </button>
        <div v-if="store.overview.overdue_count" class="text-xs mt-1 font-medium text-red-600 dark:text-red-400">另有 <button type="button" @click="goOverdue" title="点击到监控中心查看已过期资产" class="underline hover:no-underline">{{ store.overview.overdue_count }}</button> 项已过期</div>
      </div>
      <button type="button" @click="goYearCost" title="点击查看付费资产汇总" class="text-left bg-white dark:bg-slate-900 rounded-xl p-4 border border-slate-200 dark:border-slate-800 hover:border-blue-400 dark:hover:border-blue-600 transition">
        <div class="text-xs text-slate-500">本年支出</div>
        <div class="text-2xl font-bold mt-1">{{ store.overview.year_cost || 0 }}</div>
      </button>
      <button type="button" @click="goAbnormal" title="点击查看已停止/已过期的资产" class="text-left bg-white dark:bg-slate-900 rounded-xl p-4 border border-amber-200 dark:border-amber-900/50 hover:border-amber-400 dark:hover:border-amber-700 transition">
        <div class="text-xs text-slate-500">异常状态</div>
        <div class="text-2xl font-bold mt-1 text-amber-600 dark:text-amber-400">{{ store.overview.abnormal_count || 0 }}</div>
      </button>
    </div>

    <!-- 到期日历：不限制在 30 天窗口内，每个有到期日的产品都列出“几号到期 / 还剩多久” -->
    <div class="bg-white dark:bg-slate-900 rounded-xl border border-slate-200 dark:border-slate-800 p-4">
      <div class="flex items-center justify-between mb-3">
        <h2 class="text-sm font-semibold">到期日历（{{ expiryList.length }}）</h2>
        <a href="#monitor" class="text-xs text-blue-600 dark:text-blue-400 hover:underline">全部倒计时 →</a>
      </div>
      <div v-if="expiryList.length" class="space-y-2">
        <div v-for="a in expiryList" :key="a.id" class="flex justify-between items-center gap-3 px-3 py-2 rounded-lg bg-slate-50 dark:bg-slate-800/50">
          <div class="min-w-0">
            <div class="font-medium text-sm truncate">{{ a.name }}</div>
            <div class="text-xs text-slate-400 mt-0.5 truncate">{{ meta(a) }}</div>
          </div>
          <div class="text-right shrink-0">
            <div class="text-sm" :class="Fmt.expiryText(a.days_to_expiry)">{{ a.expiry_date }}</div>
            <span class="text-xs px-2 py-0.5 rounded-full" :class="Fmt.expiryBadge(a.days_to_expiry)">{{ Fmt.countdownText(a.days_to_expiry) }}</span>
          </div>
        </div>
      </div>
      <p v-else class="text-xs text-slate-400 py-4 text-center">没有资产设置了到期日，算不出倒计时</p>
      <p v-if="noExpiryCount" class="text-xs text-slate-400 mt-2">另 {{ noExpiryCount }} 个资产未填到期日，不会出现在这里（到资产页编辑补上）</p>
    </div>

    <div class="bg-white dark:bg-slate-900 rounded-xl border border-slate-200 dark:border-slate-800 p-4">
      <h2 class="text-sm font-semibold mb-3">按类型分布</h2>
      <div class="flex flex-wrap gap-2">
        <span v-for="(n, t) in store.overview.by_type" :key="t" class="text-xs px-3 py-1.5 rounded-lg" :class="Fmt.typeBadge(t)">{{ Fmt.TYPE_LABELS[t] }} {{ n }}</span>
        <span v-if="!store.overview.by_type || !Object.keys(store.overview.by_type).length" class="text-xs text-slate-400">暂无数据</span>
      </div>
    </div>
  </div>`,
  setup() {
    // 到期日历：只看未注销且有到期日的资产，最紧急（含已过期）排最前
    const expiryList = Vue.computed(() => store.assets
      .filter(a => a.expiry_date && a.status !== 'cancelled')
      .sort((x, y) => (x.days_to_expiry ?? 10 ** 9) - (y.days_to_expiry ?? 10 ** 9)));
    const noExpiryCount = Vue.computed(() => store.assets.filter(a => !a.expiry_date && a.status !== 'cancelled').length);
    // 副标题：类型 · 平台 · 费用/周期，缺失的字段不占位（避免出现 "VPS · · 3.5USD"）
    function meta(a) {
      const bits = [Fmt.TYPE_LABELS[a.asset_type] || a.asset_type, a.provider_name || a.provider];
      if (a.cost) bits.push(a.cost + (a.currency || '') + '/' + (Fmt.CYCLE_LABELS[a.renewal_cycle] || '未设周期'));
      return bits.filter(Boolean).join(' · ');
    }
    // 卡片点击：带上对应筛选条件跳到目标视图，数字点一下就能看到背后的具体清单
    function goTotal() { openAssetsWithFilter({}); }
    function goExpiring30() { openMonitorWithExpiryFilter('soon30'); }
    function goOverdue() { openMonitorWithExpiryFilter('expired'); }
    function goYearCost() { openAssetsWithFilter({ assetTab: 'subscription' }); }
    function goAbnormal() { openAssetsWithFilter({ filterStatus: 'abnormal' }); }
    return { store, Fmt, expiryList, noExpiryCount, meta, goTotal, goExpiring30, goOverdue, goYearCost, goAbnormal };
  },
};