99 lines
4.2 KiB
SQL
99 lines
4.2 KiB
SQL
-- =====================================================================================
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-- 补充消息 notification 和 客服 chat 相关表结构及测试数据
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-- 对应用户 ID: b653fded-7d5e-4950-aa0d-725595543e3c (test@mall.com)
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-- =====================================================================================
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-- 1. 创建通知/消息表 (ml_notifications)
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-- 用于存储: 系统通知、优惠活动、订单通知等
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CREATE TABLE IF NOT EXISTS public.ml_notifications (
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id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
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user_id UUID NOT NULL REFERENCES public.ak_users(id) ON DELETE CASCADE,
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type VARCHAR(50) NOT NULL, -- 'system'(系统通知), 'promotion'(优惠活动), 'order'(订单通知)
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title VARCHAR(200) NOT NULL,
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content TEXT,
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icon_url TEXT, -- 图标/图片地址
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link_url TEXT, -- 点击跳转链接
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is_read BOOLEAN DEFAULT FALSE,
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extra_data JSONB DEFAULT '{}', -- 扩展数据
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created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
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updated_at TIMESTAMP WITH TIME ZONE DEFAULT NOW()
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);
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COMMENT ON TABLE public.ml_notifications IS '系统通知与活动消息表';
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-- 开启 RLS
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ALTER TABLE public.ml_notifications ENABLE ROW LEVEL SECURITY;
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-- 创建 RLS 策略 (用户只能查自己的通知)
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CREATE POLICY ml_notifications_select_policy ON public.ml_notifications
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FOR SELECT USING (
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auth.uid() = (SELECT auth_id FROM public.ak_users WHERE id = user_id)
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);
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-- 2. 创建客服会话/消息表 (ml_chat_messages)
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-- 用于存储: 用户与客服的聊天记录
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CREATE TABLE IF NOT EXISTS public.ml_chat_messages (
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id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
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session_id UUID DEFAULT uuid_generate_v4(), -- 会话ID，可用于分组
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sender_id UUID REFERENCES public.ak_users(id), -- 发送者ID (NULL代表系统/自动回复)
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receiver_id UUID REFERENCES public.ak_users(id), -- 接收者ID
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content TEXT,
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msg_type VARCHAR(20) DEFAULT 'text', -- 'text', 'image', 'product', 'order'
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is_read BOOLEAN DEFAULT FALSE,
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is_from_user BOOLEAN DEFAULT FALSE, -- 方便前端判断方向 (true: 用户发给客服, false: 客服发给用户)
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extra_data JSONB DEFAULT '{}', -- 用于存储商品卡片信息等
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created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW()
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);
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COMMENT ON TABLE public.ml_chat_messages IS '客服聊天记录表';
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-- 开启 RLS
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ALTER TABLE public.ml_chat_messages ENABLE ROW LEVEL SECURITY;
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-- 创建 RLS 策略 (用户只能查属于自己的消息)
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CREATE POLICY ml_chat_messages_select_policy ON public.ml_chat_messages
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FOR SELECT USING (
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auth.uid() IN (
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SELECT auth_id FROM public.ak_users WHERE id IN (sender_id, receiver_id)
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)
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);
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-- =====================================================================================
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-- 3. 插入测试数据
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-- 目标用户: b653fded-7d5e-4950-aa0d-725595543e3c
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-- =====================================================================================
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-- 3.1 插入一条“系统通知”
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INSERT INTO public.ml_notifications (user_id, type, title, content, icon_url, created_at)
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VALUES (
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'b653fded-7d5e-4950-aa0d-725595543e3c',
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'system',
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'系统安全升级通知',
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'尊敬的用户，为了保障您的账户安全，我们已完成系统安全组件升级。建议您定期修改登录密码。',
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'/static/icons/system-notice.png',
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NOW() - INTERVAL '1 day' -- 昨天收到的
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);
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-- 3.2 插入一条“优惠活动”
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INSERT INTO public.ml_notifications (user_id, type, title, content, icon_url, link_url, created_at)
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VALUES (
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'b653fded-7d5e-4950-aa0d-725595543e3c',
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'promotion',
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'夏日清凉大促开启',
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'全场商品5折起！清凉一夏，好物带回家。点击立即参与抢购，限量神券等你来拿！',
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'/static/icons/promotion.png',
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'/pages/mall/activity/summer_sale',
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NOW()
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);
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-- 3.3 插入一条“客服消息” (模仿客服发给用户的欢迎语)
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INSERT INTO public.ml_chat_messages (sender_id, receiver_id, content, msg_type, is_from_user, created_at)
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VALUES (
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NULL, -- NULL表示系统客服
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'b653fded-7d5e-4950-aa0d-725595543e3c',
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'您好！欢迎光临商城优选。请问有什么可以帮您的吗？我们全天24小时为您服务。',
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'text',
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FALSE, -- 客服发的
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NOW()
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);
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