-- Seed data for test2@mall.com
-- Adds a shop, products, and SKUs for this user.

DO $$
DECLARE
    v_user_email TEXT := 'test2@mall.com';
    v_user_id UUID;
    v_category_id UUID;
    v_product_id UUID;
    v_shop_id UUID;
BEGIN
    -- 1. Get User ID from auth.users
    SELECT id INTO v_user_id FROM auth.users WHERE email = v_user_email LIMIT 1;

    IF v_user_id IS NULL THEN
        RAISE EXCEPTION 'User % not found in auth.users', v_user_email;
    END IF;

    -- 2. Ensure user exists in public.ak_users (if table exists and is required for FK)
    -- Try to insert if not exists (upsert-like behavior relies on ID match)
    -- Assuming ak_users is just a profile table using the same ID
    INSERT INTO public.ak_users (id, email, username, nickname, role)
    VALUES (v_user_id, v_user_email, 'test2', 'Test User 2', 'merchant')
    ON CONFLICT (id) DO NOTHING;

    -- 3. Ensure Shop exists
    INSERT INTO public.ml_shops (merchant_id, shop_name, status)
    VALUES (v_user_id, 'Test Shop 2 Official', 1)
    ON CONFLICT (merchant_id) DO UPDATE SET shop_name = 'Test Shop 2 Official'
    RETURNING id INTO v_shop_id;

    RAISE NOTICE 'Shop ID: %', v_shop_id;

    -- 4. Get a Category (Use an existing one or create one)
    SELECT id INTO v_category_id FROM public.ml_categories LIMIT 1;
    
    IF v_category_id IS NULL THEN
        -- Create a dummy category if none exists
        INSERT INTO public.ml_categories (name, level, sort_order)
        VALUES ('Electronics', 1, 1)
        RETURNING id INTO v_category_id;
    END IF;
    
    RAISE NOTICE 'Category ID: %', v_category_id;

    -- 5. Insert Product 1: Wireless Headset (No attributes, simple product)
    -- Note: product_code must be unique. Using random suffix or timestamp.
    INSERT INTO public.ml_products (
        merchant_id, 
        category_id, 
        product_code, 
        name, 
        subtitle, 
        main_image_url, 
        base_price, 
        total_stock, 
        status, 
        attributes
    )
    VALUES (
        v_user_id,
        v_category_id,
        'TEST_P_001_' || floor(random() * 1000)::text,
        'Premium Wireless Headset',
        'Noise cancelling, 20h battery life',
        'https://picsum.photos/400/400?random=101',
        199.00,
        100,
        1, -- On Sale
        '{"Brand": "AudioTech", "Model": "WH-1000"}'::jsonb
    )
    RETURNING id INTO v_product_id;

    -- Insert SKUs for Product 1 (Black/White)
    INSERT INTO public.ml_product_skus (product_id, sku_code, specifications, price, stock, image_url)
    VALUES 
    (v_product_id, 'SKU_001_BLK_' || floor(random()*1000), '{"Color": "Black"}', 199.00, 50, 'https://picsum.photos/400/400?random=102'),
    (v_product_id, 'SKU_001_WHT_' || floor(random()*1000), '{"Color": "White"}', 199.00, 50, 'https://picsum.photos/400/400?random=103');


    -- 6. Insert Product 2: Mechanical Keyboard (Complex attributes)
    INSERT INTO public.ml_products (
        merchant_id, category_id, product_code, name, subtitle, main_image_url, base_price, total_stock, status, attributes
    )
    VALUES (
        v_user_id,
        v_category_id,
        'TEST_P_002_' || floor(random() * 1000)::text,
        'RGB Mechanical Keyboard',
        'Blue switches, hot-swappable',
        'https://picsum.photos/400/400?random=201',
        89.00,
        200,
        1,
        '{"Brand": "KeyMaster", "Material": "Aluminum", "Layout": "75%"}'::jsonb
    )
    RETURNING id INTO v_product_id;

    -- Insert SKUs for Product 2
    INSERT INTO public.ml_product_skus (product_id, sku_code, specifications, price, stock)
    VALUES 
    (v_product_id, 'SKU_002_BLU_' || floor(random()*1000), '{"Switch": "Blue", "Color": "Black"}', 89.00, 100),
    (v_product_id, 'SKU_002_RED_' || floor(random()*1000), '{"Switch": "Red", "Color": "White"}', 99.00, 100);

    -- 7. Insert Product 3: Simple Mouse (Minimal attributes)
    INSERT INTO public.ml_products (
        merchant_id, category_id, product_code, name, subtitle, main_image_url, base_price, total_stock, status, attributes
    )
    VALUES (
        v_user_id,
        v_category_id,
        'TEST_P_003_' || floor(random() * 1000)::text,
        'Ergonomic Mouse',
        'Vertical design for health',
        'https://picsum.photos/400/400?random=301',
        29.99,
        500,
        1,
        '{"Brand": "ErgoLife"}'::jsonb
    )
    RETURNING id INTO v_product_id;
    
    -- Insert Default SKU
    INSERT INTO public.ml_product_skus (product_id, sku_code, specifications, price, stock)
    VALUES 
    (v_product_id, 'SKU_003_STD_' || floor(random()*1000), '{}', 29.99, 500);

END $$;