快照订单号以及退款订单号

migrations/000134_add_order_refund_snapshot_to_package_usage.down.sql

@@ -0,0 +1,6 @@
+DROP INDEX IF EXISTS idx_package_usage_refund_id;
+
+ALTER TABLE tb_package_usage
+    DROP COLUMN IF EXISTS refund_no,
+    DROP COLUMN IF EXISTS refund_id,
+    DROP COLUMN IF EXISTS order_no;

migrations/000134_add_order_refund_snapshot_to_package_usage.up.sql

@@ -0,0 +1,51 @@
+-- 为 tb_package_usage 新增订单号与退款快照字段
+-- 目标：资产套餐接口直接读快照，不联表 tb_order/tb_refund_request
+ALTER TABLE tb_package_usage
+    ADD COLUMN IF NOT EXISTS order_no VARCHAR(30) NOT NULL DEFAULT '',
+    ADD COLUMN IF NOT EXISTS refund_id BIGINT,
+    ADD COLUMN IF NOT EXISTS refund_no VARCHAR(50) NOT NULL DEFAULT '';
+
+COMMENT ON COLUMN tb_package_usage.order_no IS '订单号快照（从订单复制）';
+COMMENT ON COLUMN tb_package_usage.refund_id IS '退款单ID快照（退款后写入）';
+COMMENT ON COLUMN tb_package_usage.refund_no IS '退款单号快照（退款后写入）';
+
+CREATE INDEX IF NOT EXISTS idx_package_usage_refund_id ON tb_package_usage(refund_id);
+
+-- 存量数据回填订单号：通过 order_id 关联订单表
+UPDATE tb_package_usage pu
+SET order_no = o.order_no
+FROM tb_order o
+WHERE pu.order_id = o.id
+  AND pu.order_id != 0
+  AND (pu.order_no = '' OR pu.order_no IS NULL);
+
+-- 存量数据回填退款快照（优先 package_usage_id 精准映射）
+UPDATE tb_package_usage pu
+SET refund_id = r.id,
+    refund_no = r.refund_no
+FROM tb_refund_request r
+WHERE r.package_usage_id IS NOT NULL
+  AND pu.id = r.package_usage_id
+  AND (
+      pu.refund_id IS NULL
+      OR pu.refund_no = ''
+      OR pu.refund_no IS NULL
+  );
+
+-- 兜底回填：按 order_id 取最新退款单（兼容历史未填 package_usage_id 的场景）
+WITH latest_refund AS (
+    SELECT DISTINCT ON (order_id) id, order_id, refund_no
+    FROM tb_refund_request
+    ORDER BY order_id, id DESC
+)
+UPDATE tb_package_usage pu
+SET refund_id = lr.id,
+    refund_no = lr.refund_no
+FROM latest_refund lr
+WHERE pu.order_id = lr.order_id
+  AND pu.order_id != 0
+  AND (
+      pu.refund_id IS NULL
+      OR pu.refund_no = ''
+      OR pu.refund_no IS NULL
+  );