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"
)

func main() {
	db, err := gorm.Open(mysql.Open(DbDSN), &gorm.Config{})
	if err != nil {
		log.Fatalf("DB connection failed: %v", err)
	}

	userCouponID := 260
	fmt.Printf("--- Ledger for UserCoupon %d ---\n", userCouponID)
	var results []map[string]interface{}
	db.Table("user_coupon_ledger").Where("user_coupon_id = ?", userCouponID).Find(&results)
	for _, r := range results {
		fmt.Printf("Action: %v, Change: %v, BalanceAfter: %v, CreatedAt: %v\n",
			r["action"], r["change_amount"], r["balance_after"], r["created_at"])
	}
}