42 lines
1.3 KiB
SQL
42 lines
1.3 KiB
SQL
-- 推广员关系表：记录下级与上级（邀请人）的绑定关系
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CREATE TABLE IF NOT EXISTS public.ak_promoter_relations (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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uid UUID NOT NULL REFERENCES public.ak_users(id) ON DELETE CASCADE,
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inviter_uid UUID NOT NULL REFERENCES public.ak_users(id) ON DELETE CASCADE,
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bind_time TIMESTAMPTZ DEFAULT now(),
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created_at TIMESTAMPTZ DEFAULT now(),
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CONSTRAINT chk_ak_promoter_relations_no_self CHECK (uid <> inviter_uid),
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CONSTRAINT uq_ak_promoter_relations_uid UNIQUE (uid)
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);
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CREATE INDEX IF NOT EXISTS idx_ak_promoter_relations_inviter_uid ON public.ak_promoter_relations(inviter_uid);
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-- 启用 RLS
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ALTER TABLE public.ak_promoter_relations ENABLE ROW LEVEL SECURITY;
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-- Admin 可读写
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CREATE POLICY "Admins can manage promoter relations"
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ON public.ak_promoter_relations
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FOR ALL
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TO authenticated
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USING (
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EXISTS (
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SELECT 1 FROM public.ak_users
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WHERE id = auth.uid() AND role = 'admin'
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)
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)
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WITH CHECK (
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EXISTS (
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SELECT 1 FROM public.ak_users
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WHERE id = auth.uid() AND role = 'admin'
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)
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);
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-- 普通用户可查看与自己相关的关系（可选，便于移动端展示上级/下级）
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CREATE POLICY "Users can view their promoter relation"
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ON public.ak_promoter_relations
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FOR SELECT
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TO authenticated
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USING (uid = auth.uid() OR inviter_uid = auth.uid());
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