all in

database/migrations/manage_entry_module_areas.sql

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+-- 入口模块地区管理 - 常用操作
+
+-- 查看所有配置
+SELECT id, name, jsonb_pretty(areas) AS configs FROM entry_modules;
+
+-- 禁用某个入口在某个地区（示例：禁用id=1在"云浮"）
+UPDATE entry_modules
+SET areas = (
+  SELECT jsonb_agg(CASE WHEN elem->>'area' = '云浮'
+    THEN jsonb_set(elem, '{enabled}', 'false'::jsonb) ELSE elem END)
+  FROM jsonb_array_elements(areas) AS elem
+), updated_at = NOW()
+WHERE id = 1;
+
+-- 启用某个入口在某个地区（示例：启用id=1在"云浮"）
+UPDATE entry_modules
+SET areas = (
+  SELECT jsonb_agg(CASE WHEN elem->>'area' = '云浮'
+    THEN jsonb_set(elem, '{enabled}', 'true'::jsonb) ELSE elem END)
+  FROM jsonb_array_elements(areas) AS elem
+), updated_at = NOW()
+WHERE id = 1;
+
+-- 添加新地区（示例：为id=1添加"揭阳"）
+UPDATE entry_modules
+SET areas = areas || jsonb_build_array(
+  jsonb_build_object('area', '揭阳', 'enabled', true, 'sort_order',
+    (SELECT COALESCE(MAX((elem->>'sort_order')::int), 0) + 1
+     FROM jsonb_array_elements(areas) AS elem))
+), updated_at = NOW()
+WHERE id = 1 AND NOT EXISTS (
+  SELECT 1 FROM jsonb_array_elements(areas) AS elem WHERE elem->>'area' = '揭阳'
+);
+
+-- 删除某个地区配置（示例：从id=1删除"云浮"）
+UPDATE entry_modules
+SET areas = (SELECT jsonb_agg(elem) FROM jsonb_array_elements(areas) AS elem
+  WHERE elem->>'area' != '云浮'
+), updated_at = NOW()
+WHERE id = 1;
+
+-- 查看某个地区已启用的模块（示例：查看"梅州"）
+SELECT id, name FROM entry_modules
+WHERE areas @> '[{"area": "梅州", "enabled": true}]'::jsonb;
+
+-- 统计每个地区的已启用模块数量
+SELECT elem->>'area' AS area, COUNT(*) AS count
+FROM entry_modules, jsonb_array_elements(areas) AS elem
+WHERE (elem->>'enabled')::boolean = true
+GROUP BY elem->>'area';