package domain

// ===================交易商業邏輯種類===================

type BusinessName string

const (
	// NoBusinessName 非商業邏輯
	NoBusinessName BusinessName = ""
	// OrderBusinessTypeBusinessName order業務邏輯
	OrderBusinessTypeBusinessName BusinessName = "order"
	// SystemTransferBusinessTypeBusinessName 系統劃轉
	SystemTransferBusinessTypeBusinessName BusinessName = "system_transfer"
)

const (
	// NoBusinessType 非商業邏輯
	NoBusinessType int8 = iota
	// OrderBusinessTypeBusinessType order 業務邏輯
	OrderBusinessTypeBusinessType
	// SystemTransferBusinessTypeBusinessType 系統劃轉
	SystemTransferBusinessTypeBusinessType
)

// 定義兩個map用於名稱和類型的相互映射
var nameToBusinessType = map[BusinessName]int8{
	OrderBusinessTypeBusinessName:          OrderBusinessTypeBusinessType,
	SystemTransferBusinessTypeBusinessName: SystemTransferBusinessTypeBusinessType,
}

var businessTypeToName = map[int8]BusinessName{
	OrderBusinessTypeBusinessType:          OrderBusinessTypeBusinessName,
	SystemTransferBusinessTypeBusinessType: SystemTransferBusinessTypeBusinessName,
}

// ToINT8 converts BusinessName to its corresponding int8 type
func (b BusinessName) ToINT8() int8 {
	if val, ok := nameToBusinessType[b]; ok {
		return val
	}

	return NoBusinessType
}

// BusinessTypeToString converts an int8 type to its corresponding BusinessName
func BusinessTypeToString(b int8) BusinessName {
	if val, ok := businessTypeToName[b]; ok {
		return val
	}

	return NoBusinessName
}