admin模块接入数据库

docs/sql/10_schema/distribution/ak_commission_logs_v1.sql

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+-- 佣金流水表：记录每一笔佣金变动（冻结/可用/已提现/取消）
+CREATE TABLE IF NOT EXISTS public.ak_commission_logs (
+  id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+
+  -- 佣金获得者
+  uid UUID NOT NULL REFERENCES public.ak_users(id) ON DELETE CASCADE,
+  -- 佣金来源用户（下单用户/被推广用户，可为空）
+  source_uid UUID REFERENCES public.ak_users(id) ON DELETE SET NULL,
+
+  -- 关联订单
+  order_id UUID REFERENCES public.ml_orders(id) ON DELETE SET NULL,
+  order_no VARCHAR(50),
+
+  -- 金额与状态
+  amount DECIMAL(12,2) NOT NULL DEFAULT 0,
+  status TEXT NOT NULL DEFAULT 'frozen', -- frozen/available/withdrawn/canceled
+
+  -- 冻结到期时间（用于解冻逻辑）
+  frozen_until TIMESTAMPTZ,
+
+  remark TEXT,
+
+  created_at TIMESTAMPTZ DEFAULT now(),
+  updated_at TIMESTAMPTZ DEFAULT now(),
+
+  CONSTRAINT chk_ak_commission_amount_nonneg CHECK (amount >= 0),
+  CONSTRAINT chk_ak_commission_status CHECK (status IN ('frozen','available','withdrawn','canceled'))
+);
+
+CREATE INDEX IF NOT EXISTS idx_ak_commission_logs_uid ON public.ak_commission_logs(uid);
+CREATE INDEX IF NOT EXISTS idx_ak_commission_logs_order_id ON public.ak_commission_logs(order_id);
+CREATE INDEX IF NOT EXISTS idx_ak_commission_logs_status ON public.ak_commission_logs(status);
+CREATE INDEX IF NOT EXISTS idx_ak_commission_logs_created_at ON public.ak_commission_logs(created_at);
+
+-- 启用 RLS
+ALTER TABLE public.ak_commission_logs ENABLE ROW LEVEL SECURITY;
+
+-- Admin 可读写
+CREATE POLICY "Admins can manage commission logs"
+ON public.ak_commission_logs
+FOR ALL
+TO authenticated
+USING (
+  EXISTS (
+    SELECT 1 FROM public.ak_users
+    WHERE id = auth.uid() AND role = 'admin'
+  )
+)
+WITH CHECK (
+  EXISTS (
+    SELECT 1 FROM public.ak_users
+    WHERE id = auth.uid() AND role = 'admin'
+  )
+);
+
+-- 用户仅可查看自己的佣金流水
+CREATE POLICY "Users can view own commission logs"
+ON public.ak_commission_logs
+FOR SELECT
+TO authenticated
+USING (uid = auth.uid());