20260204

doc_mall/consumer/sql/06_setup_coupons.sql

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+-- 1. 创建优惠券模板数据 (Templates)
+-- 修正版：适配实际表结构 ml_coupon_templates(coupon_type, discount_type, discount_value...)
+
+DO $$ 
+DECLARE
+    v_merchant_id UUID;
+    v_shop_id UUID;
+    v_product_id UUID;
+    v_template_shop_id UUID;
+    v_template_product_id UUID;
+    v_template_platform_id UUID;
+    v_user_id UUID := 'b653fded-7d5e-4950-aa0d-725595543e3c'; -- 默认测试用户ID
+BEGIN
+
+    -- 获取一个商户和店铺
+    SELECT id, merchant_id INTO v_shop_id, v_merchant_id FROM public.ml_shops LIMIT 1;
+    -- 获取一个商品
+    SELECT id INTO v_product_id FROM public.ml_products WHERE merchant_id = v_merchant_id LIMIT 1;
+
+    -- A. 创建店铺满减券模板 (满100减10)
+    -- coupon_type: 1(满减), discount_type: 1(固定金额), discount_value: 10
+    INSERT INTO public.ml_coupon_templates (
+        merchant_id, 
+        name, 
+        coupon_type, 
+        discount_type, 
+        discount_value, 
+        min_order_amount, 
+        total_quantity, 
+        start_time, 
+        end_time, 
+        status,
+        applicable_products
+    ) VALUES (
+        v_merchant_id, 
+        '店铺新人礼 - 满100减10', 
+        1, -- 满减
+        1, -- 固定金额
+        10.00, -- 减10元
+        100.00, -- 满100
+        9999, 
+        now(), 
+        now() + interval '1 year', 
+        1,
+        '[]'::jsonb
+    ) RETURNING id INTO v_template_shop_id;
+
+    -- B. 创建商品专属折扣券模板 (无门槛，9折)
+    -- coupon_type: 2(折扣), discount_type: 2(百分比), discount_value: 0.9 (代表9折，消费端需适配逻辑)
+    INSERT INTO public.ml_coupon_templates (
+        merchant_id, 
+        name, 
+        coupon_type, 
+        discount_type, 
+        discount_value, 
+        min_order_amount, 
+        total_quantity, 
+        start_time, 
+        end_time, 
+        status,
+        applicable_products
+    ) VALUES (
+        v_merchant_id, 
+        '爆品专属9折券', 
+        2, -- 折扣
+        2, -- 百分比
+        0.90, -- 9折
+        0, -- 无门槛
+        9999, 
+        now(), 
+        now() + interval '1 year', 
+        1,
+        jsonb_build_array(v_product_id) -- 指定商品ID
+    ) RETURNING id INTO v_template_product_id;
+
+    -- C. 创建平台通用红包模板 (无门槛，5元)
+    -- merchant_id: NULL, coupon_type: 1(满减/直减), discount_type: 1(固定), discount_value: 5
+    INSERT INTO public.ml_coupon_templates (
+        merchant_id, 
+        name, 
+        coupon_type, 
+        discount_type, 
+        discount_value, 
+        min_order_amount, 
+        total_quantity, 
+        start_time, 
+        end_time, 
+        status,
+        applicable_products
+    ) VALUES (
+        NULL, 
+        '新人注册红包', 
+        1, 
+        1, 
+        5.00, 
+        0, 
+        9999, 
+        now(), 
+        now() + interval '1 year', 
+        1,
+        '[]'::jsonb
+    ) RETURNING id INTO v_template_platform_id;
+
+    RAISE NOTICE 'Created Templates: Shop=%, Product=%, Platform=%', v_template_shop_id, v_template_product_id, v_template_platform_id;
+
+    -- 2. 为测试直接“领取”几张优惠券 (Populate User Coupons)
+    
+    -- 领取店铺券 (未使用)
+    INSERT INTO public.ml_user_coupons (
+        user_id, template_id, coupon_code, status, received_at, expire_at
+    ) VALUES (
+        v_user_id, v_template_shop_id, 'SH' || substring(md5(clock_timestamp()::text) from 1 for 8), 1, now(), now() + interval '7 days'
+    );
+
+    -- 领取红包 (未使用)
+    INSERT INTO public.ml_user_coupons (
+        user_id, template_id, coupon_code, status, received_at, expire_at
+    ) VALUES (
+        v_user_id, v_template_platform_id, 'HB' || substring(md5(clock_timestamp()::text) from 1 for 8), 1, now(), now() + interval '30 days'
+    );
+
+    -- 领取一张已过期的券 (用于测试展示)
+    INSERT INTO public.ml_user_coupons (
+        user_id, template_id, coupon_code, status, received_at, expire_at
+    ) VALUES (
+        v_user_id, v_template_shop_id, 'EX' || substring(md5(clock_timestamp()::text) from 1 for 8), 3, now() - interval '10 days', now() - interval '3 days'
+    );
+
+    RAISE NOTICE 'Successfully inserted test coupons for user %', v_user_id;
+
+END $$;