package consts

// PurchaseStatus 采购单状态枚举
type PurchaseStatus string

const (
	PurchaseStatusNotArrived PurchaseStatus = "not_arrived" // 未到货
	PurchaseStatusReceived   PurchaseStatus = "received"    // 已入库
	PurchaseStatusPartial    PurchaseStatus = "partial"     // 部分入库
	PurchaseStatusCancelled  PurchaseStatus = "cancelled"   // 已取消
)

// GetAllPurchaseStatuses 获取所有采购单状态
func GetAllPurchaseStatuses() []PurchaseStatus {
	return []PurchaseStatus{
		PurchaseStatusNotArrived,
		PurchaseStatusReceived,
		PurchaseStatusPartial,
		PurchaseStatusCancelled,
	}
}

type PurchaseStatusKeyValue struct {
	Key   PurchaseStatus
	Value string
}

var (
	PurchaseStatusNotArrivedKeyValue = PurchaseStatusKeyValue{Key: PurchaseStatusNotArrived, Value: "未到货"}
	PurchaseStatusReceivedKeyValue   = PurchaseStatusKeyValue{Key: PurchaseStatusReceived, Value: "已入库"}
	PurchaseStatusPartialKeyValue    = PurchaseStatusKeyValue{Key: PurchaseStatusPartial, Value: "部分入库"}
	PurchaseStatusCancelledKeyValue  = PurchaseStatusKeyValue{Key: PurchaseStatusCancelled, Value: "已取消"}
)

func GetAllPurchaseStatusKeyValue() []PurchaseStatusKeyValue {
	return []PurchaseStatusKeyValue{
		PurchaseStatusNotArrivedKeyValue,
		PurchaseStatusReceivedKeyValue,
		PurchaseStatusPartialKeyValue,
		PurchaseStatusCancelledKeyValue,
	}
}

var purchaseStatusValueMap = map[PurchaseStatus]string{
	PurchaseStatusNotArrived: PurchaseStatusNotArrivedKeyValue.Value,
	PurchaseStatusReceived:   PurchaseStatusReceivedKeyValue.Value,
	PurchaseStatusPartial:    PurchaseStatusPartialKeyValue.Value,
	PurchaseStatusCancelled:  PurchaseStatusCancelledKeyValue.Value,
}

func GetPurchaseStatusValueByKey(key PurchaseStatus) (value string) {
	value, exists := purchaseStatusValueMap[key]
	if !exists {
		value = "未知状态"
	}
	return
}