2026-01-27 01:33:32 +08:00

45 lines
1.1 KiB
Go

package main
import (
"fmt"
"log"
"gorm.io/driver/mysql"
"gorm.io/gorm"
)
const (
DbDSN = "root:bindbox2025kdy@tcp(150.158.78.154:3306)/dev_game?charset=utf8mb4&parseTime=True&loc=Local"
)
type UserCoupons struct {
ID int64 `gorm:"column:id"`
BalanceAmount int64 `gorm:"column:balance_amount"`
CouponID int64 `gorm:"column:coupon_id"`
}
type SystemCoupons struct {
ID int64 `gorm:"column:id"`
Name string `gorm:"column:name"`
DiscountValue int64 `gorm:"column:discount_value"`
}
func main() {
db, err := gorm.Open(mysql.Open(DbDSN), &gorm.Config{})
if err != nil {
log.Fatalf("DB connection failed: %v", err)
}
userID := 9090
var userCoupons []UserCoupons
db.Table("user_coupons").Where("user_id = ?", userID).Find(&userCoupons)
fmt.Printf("--- Balance Check for User %d ---\n", userID)
for _, uc := range userCoupons {
var sc SystemCoupons
db.Table("system_coupons").First(&sc, uc.CouponID)
fmt.Printf("Coupon ID: %d, Name: %s, Original: %d, Balance: %d\n",
uc.ID, sc.Name, sc.DiscountValue, uc.BalanceAmount)
}
}