-- 插入：为符合条件的超级个体用户各补一条 vip ¥1980 已付订单（仅无 vip 已付记录者）
-- 执行前请先跑 backfill-vip-orders-preview.sql，并备份 orders 表

INSERT INTO orders (
  id,
  order_sn,
  user_id,
  open_id,
  product_type,
  product_id,
  amount,
  description,
  status,
  payment_method,
  transaction_id,
  pay_time,
  created_at,
  updated_at
)
SELECT
  CONCAT('BFV', MD5(CONCAT(u.id, ':vip1980:backfill'))),
  CONCAT('BFV', MD5(CONCAT(u.id, ':vip1980:backfill'))),
  u.id,
  COALESCE(u.open_id, ''),
  'vip',
  'vip_annual',
  1980.00,
  '卡若创业派对VIP年度会员（365天）【数据补录：与超级个体权益对齐】',
  'paid',
  'manual',
  'MANUAL_BACKFILL_VIP',
  COALESCE(u.vip_activated_at, u.updated_at, u.created_at, NOW()),
  NOW(),
  NOW()
FROM users u
WHERE u.deleted_at IS NULL
  AND COALESCE(u.is_vip, 0) = 1
  AND (u.vip_expire_date IS NULL OR u.vip_expire_date > NOW())
  AND NOT EXISTS (
    SELECT 1 FROM orders o
    WHERE o.user_id = u.id
      AND o.product_type = 'vip'
      AND o.status IN ('paid', 'completed', 'success')
  );