admin模块接入数据库

docs/sql/10_schema/distribution/ak_distribution_level_v1.sql

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+-- 1. 创建分销等级表
+CREATE TABLE IF NOT EXISTS public.ak_distribution_level (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    name TEXT NOT NULL,                         -- 等级名称
+    level INTEGER NOT NULL UNIQUE,              -- 等级权重/数字（如1, 2, 3）
+    percent1 DECIMAL(10,2) DEFAULT 0,           -- 一级分佣比例 (%)
+    percent2 DECIMAL(10,2) DEFAULT 0,           -- 二级分佣比例 (%)
+    task_total INTEGER DEFAULT 0,               -- 任务总数
+    task_finish INTEGER DEFAULT 0,              -- 需完成数量（升级门槛）
+    is_visible BOOLEAN DEFAULT true,            -- 是否显示
+    created_at TIMESTAMPTZ DEFAULT now(),
+    updated_at TIMESTAMPTZ DEFAULT now()
+);
+
+-- 2. 启用 RLS
+ALTER TABLE public.ak_distribution_level ENABLE ROW LEVEL SECURITY;
+
+-- 3. 创建权限策略
+-- 允许所有认证用户查看等级（用于前端展示）
+CREATE POLICY "Anyone can view levels" 
+ON public.ak_distribution_level FOR SELECT 
+TO authenticated
+USING (true);
+
+-- 仅允许 Admin 进行管理 (INSERT/UPDATE/DELETE)
+CREATE POLICY "Admins can manage levels" 
+ON public.ak_distribution_level FOR ALL 
+TO authenticated
+USING (
+  EXISTS (
+    SELECT 1 FROM public.ak_users 
+    WHERE auth_id = auth.uid() AND role = 'admin'
+  )
+)
+WITH CHECK (
+  EXISTS (
+    SELECT 1 FROM public.ak_users 
+    WHERE auth_id = auth.uid() AND role = 'admin'
+  )
+);
+
+-- 4. 插入初始化示例数据
+INSERT INTO public.ak_distribution_level (name, level, percent1, percent2, is_visible) 
+VALUES ('普通分销员', 1, 10.00, 5.00, true)
+ON CONFLICT (level) DO NOTHING;