feat: add tenant health panel

frontend/superadmin/src/service/TenantService.js

@@ -41,6 +41,40 @@ export const TenantService = {
             items: normalizeItems(data?.items)
         };
     },
+    async listTenantHealth({ page, limit, id, user_id, name, code, status, expired_at_from, expired_at_to, created_at_from, created_at_to, sortField, sortOrder } = {}) {
+        const iso = (d) => {
+            if (!d) return undefined;
+            const date = d instanceof Date ? d : new Date(d);
+            if (Number.isNaN(date.getTime())) return undefined;
+            return date.toISOString();
+        };
+
+        const query = {
+            page,
+            limit,
+            id,
+            user_id,
+            name,
+            code,
+            status,
+            expired_at_from: iso(expired_at_from),
+            expired_at_to: iso(expired_at_to),
+            created_at_from: iso(created_at_from),
+            created_at_to: iso(created_at_to)
+        };
+        if (sortField && sortOrder) {
+            if (sortOrder === 1) query.asc = sortField;
+            if (sortOrder === -1) query.desc = sortField;
+        }
+
+        const data = await requestJson('/super/v1/tenants/health', { query });
+        return {
+            page: data?.page ?? page ?? 1,
+            limit: data?.limit ?? limit ?? 10,
+            total: data?.total ?? 0,
+            items: normalizeItems(data?.items)
+        };
+    },
     async createTenant({ code, name, admin_user_id, duration } = {}) {
         return requestJson('/super/v1/tenants', {
             method: 'POST',

frontend/superadmin/src/views/superadmin/Tenants.vue

@@ -27,6 +27,15 @@ const createdAtTo = ref(null);
 const sortField = ref('id');
 const sortOrder = ref(-1);
 
+const healthDialogVisible = ref(false);
+const healthLoading = ref(false);
+const healthItems = ref([]);
+const healthTotal = ref(0);
+const healthPage = ref(1);
+const healthRows = ref(10);
+const healthSortField = ref('tenant_id');
+const healthSortOrder = ref(-1);
+
 const tenantUsersDialogVisible = ref(false);
 const tenantUsersLoading = ref(false);
 const tenantUsersTenant = ref(null);
@@ -63,6 +72,12 @@ function formatCny(amountInCents) {
     return new Intl.NumberFormat('zh-CN', { style: 'currency', currency: 'CNY' }).format(amount);
 }
 
+function formatPercent(value) {
+    const rate = Number(value);
+    if (!Number.isFinite(rate)) return '-';
+    return `${(rate * 100).toFixed(1)}%`;
+}
+
 function getStatusSeverity(status) {
     switch (status) {
         case 'verified':
@@ -95,21 +110,53 @@ function getExpiryDaysInfo(expiredAt) {
     return { daysLeft: deltaDays, tooltipText, textClass };
 }
 
+function getHealthSeverity(level) {
+    switch (level) {
+        case 'healthy':
+            return 'success';
+        case 'warning':
+            return 'warn';
+        case 'risk':
+            return 'danger';
+        default:
+            return 'secondary';
+    }
+}
+
+function formatHealthLevel(level) {
+    switch (level) {
+        case 'healthy':
+            return '健康';
+        case 'warning':
+            return '预警';
+        case 'risk':
+            return '风险';
+        default:
+            return level || '-';
+    }
+}
+
+function buildTenantFilters() {
+    return {
+        id: tenantID.value || undefined,
+        user_id: ownerUserID.value || undefined,
+        name: nameKeyword.value,
+        code: codeKeyword.value,
+        status: status.value,
+        expired_at_from: expiredAtFrom.value || undefined,
+        expired_at_to: expiredAtTo.value || undefined,
+        created_at_from: createdAtFrom.value || undefined,
+        created_at_to: createdAtTo.value || undefined
+    };
+}
+
 async function loadTenants() {
     loading.value = true;
     try {
         const result = await TenantService.listTenants({
             page: page.value,
             limit: rows.value,
-            id: tenantID.value || undefined,
-            user_id: ownerUserID.value || undefined,
-            name: nameKeyword.value,
-            code: codeKeyword.value,
-            status: status.value,
-            expired_at_from: expiredAtFrom.value || undefined,
-            expired_at_to: expiredAtTo.value || undefined,
-            created_at_from: createdAtFrom.value || undefined,
-            created_at_to: createdAtTo.value || undefined,
+            ...buildTenantFilters(),
             sortField: sortField.value,
             sortOrder: sortOrder.value
         });
@@ -127,6 +174,56 @@ async function loadTenants() {
     }
 }
 
+function normalizeHealthSortField(field) {
+    if (field === 'tenant_id') return 'id';
+    return field;
+}
+
+async function loadTenantHealth() {
+    healthLoading.value = true;
+    try {
+        const result = await TenantService.listTenantHealth({
+            page: healthPage.value,
+            limit: healthRows.value,
+            ...buildTenantFilters(),
+            sortField: normalizeHealthSortField(healthSortField.value),
+            sortOrder: healthSortOrder.value
+        });
+        healthItems.value = result.items;
+        healthTotal.value = result.total;
+    } catch (error) {
+        toast.add({
+            severity: 'error',
+            summary: '加载失败',
+            detail: error?.message || '无法加载租户健康概览',
+            life: 4000
+        });
+    } finally {
+        healthLoading.value = false;
+    }
+}
+
+function openHealthDialog() {
+    healthDialogVisible.value = true;
+    healthPage.value = 1;
+    healthRows.value = 10;
+    healthSortField.value = 'tenant_id';
+    healthSortOrder.value = -1;
+    loadTenantHealth();
+}
+
+function onHealthPage(event) {
+    healthPage.value = (event.page ?? 0) + 1;
+    healthRows.value = event.rows ?? healthRows.value;
+    loadTenantHealth();
+}
+
+function onHealthSort(event) {
+    healthSortField.value = event.sortField ?? healthSortField.value;
+    healthSortOrder.value = event.sortOrder ?? healthSortOrder.value;
+    loadTenantHealth();
+}
+
 function onSearch() {
     page.value = 1;
     loadTenants();
@@ -380,7 +477,10 @@ onMounted(() => {
         <div class="card">
             <div class="flex items-center justify-between mb-4">
                 <h4 class="m-0">租户列表</h4>
-                <Button label="创建租户" icon="pi pi-plus" @click="openCreateDialog" />
+                <div class="flex items-center gap-2">
+                    <Button label="健康概览" icon="pi pi-heart" severity="secondary" @click="openHealthDialog" />
+                    <Button label="创建租户" icon="pi pi-plus" @click="openCreateDialog" />
+                </div>
             </div>
 
             <SearchPanel :loading="loading" @search="onSearch" @reset="onReset">
@@ -506,6 +606,97 @@ onMounted(() => {
             </DataTable>
         </div>
 
+        <Dialog v-model:visible="healthDialogVisible" :modal="true" :style="{ width: '1200px' }">
+            <template #header>
+                <div class="flex items-center justify-between w-full">
+                    <div class="flex items-center gap-2">
+                        <span class="font-medium">租户健康概览</span>
+                        <Tag value="使用当前筛选条件" severity="secondary" />
+                    </div>
+                    <Button label="刷新" icon="pi pi-refresh" text :loading="healthLoading" @click="loadTenantHealth" />
+                </div>
+            </template>
+            <Message severity="info" icon="pi pi-info-circle" class="mb-3">健康指标基于当前筛选条件聚合，退款率=退款订单/已支付订单。</Message>
+            <DataTable
+                :value="healthItems"
+                dataKey="tenant_id"
+                :loading="healthLoading"
+                lazy
+                :paginator="true"
+                :rows="healthRows"
+                :totalRecords="healthTotal"
+                :first="(healthPage - 1) * healthRows"
+                :rowsPerPageOptions="[10, 20, 50, 100]"
+                sortMode="single"
+                :sortField="healthSortField"
+                :sortOrder="healthSortOrder"
+                @page="onHealthPage"
+                @sort="onHealthSort"
+                currentPageReportTemplate="显示第 {first} - {last} 条，共 {totalRecords} 条"
+                paginatorTemplate="FirstPageLink PrevPageLink PageLinks NextPageLink LastPageLink CurrentPageReport RowsPerPageDropdown"
+                scrollable
+                scrollHeight="420px"
+                responsiveLayout="scroll"
+            >
+                <Column field="tenant_id" header="TenantID" sortable style="min-width: 7rem" />
+                <Column field="name" header="名称" sortable style="min-width: 16rem">
+                    <template #body="{ data }">
+                        <div class="flex flex-col">
+                            <Button :label="data.name || '-'" icon="pi pi-external-link" text size="small" class="p-0" as="router-link" :to="`/superadmin/tenants/${data.tenant_id}`" />
+                            <span class="text-xs text-muted-color">Code: {{ data.code || '-' }}</span>
+                        </div>
+                    </template>
+                </Column>
+                <Column field="status" header="状态" sortable style="min-width: 10rem">
+                    <template #body="{ data }">
+                        <Tag :value="data.status_description || data.status || '-'" :severity="getStatusSeverity(data.status)" />
+                    </template>
+                </Column>
+                <Column field="health_level" header="健康等级" style="min-width: 9rem">
+                    <template #body="{ data }">
+                        <Tag :value="formatHealthLevel(data.health_level)" :severity="getHealthSeverity(data.health_level)" />
+                    </template>
+                </Column>
+                <Column field="refund_rate" header="退款率" style="min-width: 8rem">
+                    <template #body="{ data }">
+                        {{ formatPercent(data.refund_rate) }}
+                    </template>
+                </Column>
+                <Column header="异常提示" style="min-width: 18rem">
+                    <template #body="{ data }">
+                        <div class="flex flex-wrap gap-1">
+                            <Tag v-for="alert in data.alerts || []" :key="alert" :value="alert" severity="warning" />
+                            <span v-if="!data.alerts || data.alerts.length === 0" class="text-muted-color">-</span>
+                        </div>
+                    </template>
+                </Column>
+                <Column field="member_count" header="成员数" style="min-width: 8rem" />
+                <Column header="内容(已发布/总)" style="min-width: 12rem">
+                    <template #body="{ data }">{{ data.published_content_count ?? 0 }} / {{ data.content_count ?? 0 }}</template>
+                </Column>
+                <Column field="paid_orders" header="成交单" style="min-width: 8rem" />
+                <Column field="paid_amount" header="成交金额" style="min-width: 10rem">
+                    <template #body="{ data }">
+                        {{ formatCny(data.paid_amount) }}
+                    </template>
+                </Column>
+                <Column field="refund_orders" header="退款单" style="min-width: 8rem" />
+                <Column field="refund_amount" header="退款金额" style="min-width: 10rem">
+                    <template #body="{ data }">
+                        {{ formatCny(data.refund_amount) }}
+                    </template>
+                </Column>
+                <Column field="last_paid_at" header="最近成交" style="min-width: 14rem">
+                    <template #body="{ data }">
+                        {{ formatDate(data.last_paid_at) }}
+                    </template>
+                </Column>
+            </DataTable>
+            <template #footer>
+                <Button label="关闭" icon="pi pi-times" text @click="healthDialogVisible = false" />
+            </template>
+        </Dialog>
+
         <Dialog v-model:visible="renewDialogVisible" :modal="true" :style="{ width: '420px' }">
             <template #header>
                 <div class="flex items-center gap-2">