package main import ( "fmt" "log" "bindbox-game/configs" "bindbox-game/internal/repository/mysql" "bindbox-game/internal/repository/mysql/model" "gorm.io/gorm" ) func main() { // Initialize Config configs.Init() // Initialize Database dbRepo, err := mysql.New() if err != nil { log.Fatalf("Failed to init db: %v", err) } db := dbRepo.GetDbW() // Add column msg := addColumn(db) fmt.Println(msg) } func addColumn(db *gorm.DB) string { // Check if column exists if db.Migrator().HasColumn(&model.LivestreamPrizes{}, "CostPrice") { return "Column 'cost_price' already exists in 'livestream_prizes'" } // Add column err := db.Migrator().AddColumn(&model.LivestreamPrizes{}, "CostPrice") if err != nil { log.Fatalf("Failed to add column: %v", err) } return "Successfully added column 'cost_price' to 'livestream_prizes'" }