feat: 支持待分配/待抢单修改付款金额并增加价格历史

2026-11-03 10:31:46 +08:00
parent 232ef6ce79
commit 96676841b5
22 changed files with 626 additions and 78 deletions
@@ -0,0 +1,15 @@
+-- 120_work_order_user_payment_amount_audit.sql
+-- 工单「用户付款金额」最近一次修正快照：旧价、修改时间、修改人。
+-- 完整修改历史仍在 work_order_events.payment_amount_updated。
+
+ALTER TABLE work_orders
+  ADD COLUMN IF NOT EXISTS user_payment_amount_previous_fen BIGINT,
+  ADD COLUMN IF NOT EXISTS user_payment_amount_updated_at TIMESTAMPTZ,
+  ADD COLUMN IF NOT EXISTS user_payment_amount_updated_by TEXT;
+
+COMMENT ON COLUMN work_orders.user_payment_amount_previous_fen IS
+  '最近一次修改用户付款金额前的金额（分）；NULL 表示首次修改前金额未知';
+COMMENT ON COLUMN work_orders.user_payment_amount_updated_at IS
+  '最近一次修改用户付款金额的时间';
+COMMENT ON COLUMN work_orders.user_payment_amount_updated_by IS
+  '最近一次修改用户付款金额的操作人展示名/用户名快照';
@@ -0,0 +1,72 @@
+-- 121_work_order_payment_amount_history.sql
+-- 工单「用户付款金额」完整修改历史：每次修改一行。
+-- 独立于 work_order_events（默认只保留 180 天），工单删除时级联删除。
+
+CREATE TABLE IF NOT EXISTS work_order_payment_amount_history (
+  id BIGSERIAL PRIMARY KEY,
+  work_order_id BIGINT NOT NULL REFERENCES work_orders(id) ON DELETE CASCADE,
+  previous_amount_fen BIGINT,
+  amount_fen BIGINT NOT NULL,
+  reason TEXT NOT NULL DEFAULT '',
+  changed_by TEXT NOT NULL DEFAULT '',
+  changed_at TIMESTAMPTZ NOT NULL,
+  created_at TIMESTAMPTZ NOT NULL DEFAULT now()
+);
+
+CREATE INDEX IF NOT EXISTS idx_work_order_payment_amount_history_order
+  ON work_order_payment_amount_history(work_order_id, changed_at DESC, id DESC);
+
+COMMENT ON TABLE work_order_payment_amount_history IS
+  '工单用户付款金额完整修改历史；每次实际修改一行，供后台价格历史查看';
+COMMENT ON COLUMN work_order_payment_amount_history.previous_amount_fen IS
+  '本次修改前的金额（分）；NULL 表示首次修改前金额未知';
+COMMENT ON COLUMN work_order_payment_amount_history.amount_fen IS
+  '本次修改后的金额（分）';
+COMMENT ON COLUMN work_order_payment_amount_history.reason IS
+  '修改原因（选填，最多 200 字）';
+COMMENT ON COLUMN work_order_payment_amount_history.changed_by IS
+  '修改人展示名/用户名快照';
+COMMENT ON COLUMN work_order_payment_amount_history.changed_at IS
+  '本次修改时间';
+
+-- 回填已有的 payment_amount_updated 事件。迁移只执行一次，仍按
+-- (work_order_id, changed_at, amount_fen) 防重，避免手工重跑时重复插入。
+WITH parsed AS (
+  SELECT
+    e.work_order_id,
+    CASE
+      WHEN e.payload_json->>'previousAmountFen' ~ '^-?[0-9]+$'
+        THEN (e.payload_json->>'previousAmountFen')::bigint
+      ELSE NULL
+    END AS previous_amount_fen,
+    (e.payload_json->>'amountFen')::bigint AS amount_fen,
+    COALESCE(e.payload_json->>'reason', '') AS reason,
+    COALESCE(e.actor_id, '') AS changed_by,
+    e.created_at
+  FROM work_order_events e
+  WHERE e.event_type = 'payment_amount_updated'
+    AND e.payload_json->>'amountFen' ~ '^-?[0-9]+$'
+)
+INSERT INTO work_order_payment_amount_history (
+  work_order_id,
+  previous_amount_fen,
+  amount_fen,
+  reason,
+  changed_by,
+  changed_at
+)
+SELECT
+  p.work_order_id,
+  p.previous_amount_fen,
+  p.amount_fen,
+  p.reason,
+  p.changed_by,
+  p.created_at
+FROM parsed p
+WHERE NOT EXISTS (
+  SELECT 1
+  FROM work_order_payment_amount_history h
+  WHERE h.work_order_id = p.work_order_id
+    AND h.changed_at = p.created_at
+    AND h.amount_fen = p.amount_fen
+);