优化核销展示

apps/backend/src/repositories/kuaishou-industry-voucher-repo.ts

@@ -227,9 +227,20 @@ export async function listKuaishouIndustryVouchersByTaskId(
   return result.rows
 }
 
+export type KuaishouIndustryVoucherAdminListRow = KuaishouIndustryVoucherRow & {
+  sku_code?: string | null
+  sku_name?: string | null
+  task_no?: string | null
+}
+
 export async function listKuaishouIndustryVouchersForAdmin(
   input: KuaishouIndustryVoucherAdminListQuery = {},
-): Promise<{ items: KuaishouIndustryVoucherRow[]; total: number; page: number; pageSize: number }> {
+): Promise<{
+  items: KuaishouIndustryVoucherAdminListRow[]
+  total: number
+  page: number
+  pageSize: number
+}> {
   const page = normalizePositiveLimit(input.page, 1)
   const pageSize = Math.min(normalizePositiveLimit(input.pageSize, 50), 200)
   const where: string[] = []
@@ -238,50 +249,65 @@ export async function listKuaishouIndustryVouchersForAdmin(
   const oid = String(input.oid || '').trim()
   if (oid) {
     params.push(oid)
-    where.push(`oid = $${params.length}`)
+    where.push(`v.oid = $${params.length}`)
   }
 
   const voucherCode = String(input.voucherCode || '').trim()
   if (voucherCode) {
     params.push(Array.from(new Set([voucherCode, voucherCode.toUpperCase()])))
-    where.push(`voucher_code = ANY($${params.length}::text[])`)
+    where.push(`v.voucher_code = ANY($${params.length}::text[])`)
   }
 
   const taskId = Number(input.taskId || 0)
   if (Number.isFinite(taskId) && taskId > 0) {
     params.push(Math.trunc(taskId))
-    where.push(`task_id = $${params.length}`)
+    where.push(`v.task_id = $${params.length}`)
   }
 
   const sellerId = String(input.sellerId || '').trim()
   if (sellerId) {
     params.push(sellerId)
-    where.push(`seller_id = $${params.length}`)
+    where.push(`v.seller_id = $${params.length}`)
   }
 
   const status = String(input.status || '').trim().toUpperCase()
   if (status) {
     params.push(status)
-    where.push(`status = $${params.length}`)
+    where.push(`v.status = $${params.length}`)
   }
 
   const whereSql = where.length > 0 ? `WHERE ${where.join(' AND ')}` : ''
   const totalResult = await query<{ total: string | number }>(
     `
       SELECT COUNT(*) AS total
-      FROM kuaishou_industry_vouchers
+      FROM kuaishou_industry_vouchers v
       ${whereSql}
     `,
     params,
   )
 
   const listParams = [...params, pageSize, (page - 1) * pageSize]
-  const listResult = await query<KuaishouIndustryVoucherRow>(
+  // 关联任务/订单商品，便于运营后台展示「买的是什么」
+  const listResult = await query<KuaishouIndustryVoucherAdminListRow>(
     `
-      SELECT *
-      FROM kuaishou_industry_vouchers
+      SELECT
+        v.*,
+        COALESCE(oi_task.sku_code, oi_order.sku_code, '') AS sku_code,
+        COALESCE(oi_task.sku_name, oi_order.sku_name, '') AS sku_name,
+        COALESCE(ft.task_no, '') AS task_no
+      FROM kuaishou_industry_vouchers v
+      LEFT JOIN fulfillment_tasks ft ON ft.id = v.task_id
+      LEFT JOIN order_items oi_task ON oi_task.id = ft.order_item_id
+      LEFT JOIN LATERAL (
+        SELECT oi.sku_code, oi.sku_name
+        FROM order_items oi
+        WHERE v.order_id IS NOT NULL
+          AND oi.order_id = v.order_id
+        ORDER BY oi.id ASC
+        LIMIT 1
+      ) oi_order ON true
       ${whereSql}
-      ORDER BY updated_at DESC, id DESC
+      ORDER BY v.updated_at DESC, v.id DESC
       LIMIT $${params.length + 1}
       OFFSET $${params.length + 2}
     `,