完成店铺增删改查

backend-java/src/main/resources/db/V11__create_shop_manage.sql

@@ -0,0 +1,12 @@
+CREATE TABLE IF NOT EXISTS biz_shop_manage (
+    id BIGINT PRIMARY KEY AUTO_INCREMENT COMMENT '主键',
+    group_name VARCHAR(128) NOT NULL COMMENT '分组',
+    shop_name VARCHAR(128) NOT NULL COMMENT '店铺名',
+    account VARCHAR(128) NOT NULL COMMENT '账号',
+    password VARCHAR(255) NOT NULL COMMENT '密码',
+    created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
+    updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
+    KEY idx_group_name (group_name),
+    KEY idx_shop_name (shop_name),
+    KEY idx_created_at (created_at)
+) COMMENT='店铺管理表';

backend-java/src/main/resources/db/V12__shop_manage_group.sql

@@ -0,0 +1,14 @@
+CREATE TABLE IF NOT EXISTS biz_shop_manage_group (
+    id BIGINT PRIMARY KEY AUTO_INCREMENT COMMENT '主键',
+    group_name VARCHAR(128) NOT NULL COMMENT '分组名称',
+    created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
+    updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
+    UNIQUE KEY uk_group_name (group_name),
+    KEY idx_created_at (created_at)
+) COMMENT='店铺管理分组表';
+
+ALTER TABLE biz_shop_manage
+    ADD COLUMN IF NOT EXISTS group_id BIGINT NULL COMMENT '分组ID' AFTER id;
+
+ALTER TABLE biz_shop_manage
+    ADD KEY IF NOT EXISTS idx_group_id (group_id);

backend-java/src/main/resources/db/V13__ensure_shop_manage_group_id.sql

@@ -0,0 +1,35 @@
+-- 兼容旧库：确保 biz_shop_manage 存在 group_id 字段与索引
+
+SET @db_name = DATABASE();
+
+-- 1) 新增 group_id 字段（仅当不存在时）
+SET @col_exists := (
+  SELECT COUNT(*)
+  FROM information_schema.COLUMNS
+  WHERE TABLE_SCHEMA = @db_name
+    AND TABLE_NAME = 'biz_shop_manage'
+    AND COLUMN_NAME = 'group_id'
+);
+SET @sql_add_col := IF(@col_exists = 0,
+  'ALTER TABLE biz_shop_manage ADD COLUMN group_id BIGINT NULL COMMENT ''分组ID'' AFTER id',
+  'SELECT 1'
+);
+PREPARE stmt FROM @sql_add_col;
+EXECUTE stmt;
+DEALLOCATE PREPARE stmt;
+
+-- 2) 新增 group_id 索引（仅当不存在时）
+SET @idx_exists := (
+  SELECT COUNT(*)
+  FROM information_schema.STATISTICS
+  WHERE TABLE_SCHEMA = @db_name
+    AND TABLE_NAME = 'biz_shop_manage'
+    AND INDEX_NAME = 'idx_group_id'
+);
+SET @sql_add_idx := IF(@idx_exists = 0,
+  'ALTER TABLE biz_shop_manage ADD KEY idx_group_id (group_id)',
+  'SELECT 1'
+);
+PREPARE stmt2 FROM @sql_add_idx;
+EXECUTE stmt2;
+DEALLOCATE PREPARE stmt2;

backend-java/src/main/resources/db/V14__shop_manage_drop_legacy_group_name.sql

@@ -0,0 +1,5 @@
+-- 兼容旧库：biz_shop_manage 早期存在 group_name 非空字段，新代码改为 group_id 后插入会报错。
+-- 这里确保 group_name 可为空，避免旧字段约束阻断写入。
+
+ALTER TABLE biz_shop_manage
+    MODIFY COLUMN group_name VARCHAR(128) NULL COMMENT '旧字段（兼容保留）';

backend-java/src/main/resources/db/V15__backfill_shop_manage_group_id.sql

@@ -0,0 +1,16 @@
+-- 将旧表 biz_shop_manage 的 group_name 数据回填到新分组表与 group_id 字段
+
+INSERT INTO biz_shop_manage_group (group_name)
+SELECT DISTINCT sm.group_name
+FROM biz_shop_manage sm
+LEFT JOIN biz_shop_manage_group g ON g.group_name = sm.group_name
+WHERE sm.group_name IS NOT NULL
+  AND TRIM(sm.group_name) <> ''
+  AND g.id IS NULL;
+
+UPDATE biz_shop_manage sm
+JOIN biz_shop_manage_group g ON g.group_name = sm.group_name
+SET sm.group_id = g.id
+WHERE sm.group_id IS NULL
+  AND sm.group_name IS NOT NULL
+  AND TRIM(sm.group_name) <> '';