package constvar

type BaseOperationType int

const (
	BaseOperationTypeIncoming BaseOperationType = iota + 1 //收货
	BaseOperationTypeOutgoing                              //交货
	BaseOperationTypeInternal                              //内部调拨
)

func (slf BaseOperationType) IsValid() bool {
	return slf == BaseOperationTypeIncoming ||
		slf == BaseOperationTypeOutgoing ||
		slf == BaseOperationTypeInternal
}

type ReservationMethod int

const (
	ReservationMethodAtConfirm ReservationMethod = iota + 1 //在确认时
	ReservationMethodManual                                 //手动
	ReservationMethodByDate                                 //在预定日期之前
)

func (slf ReservationMethod) IsValid() bool {
	return slf == ReservationMethodAtConfirm ||
		slf == ReservationMethodManual ||
		slf == ReservationMethodByDate
}

type WhetherType int

const (
	WhetherTypeAsk    WhetherType = iota + 1 //询问
	WhetherTypeAlways                        //总是
	ReservationNever                         //从不
)

func (slf WhetherType) IsValid() bool {
	return slf == WhetherTypeAsk ||
		slf == WhetherTypeAlways ||
		slf == ReservationNever
}

// ProductType 产品类型
type ProductType int

const (
	ProductTypeRaw      = iota + 1 // 原材料
	ProductTypeSemi                // 半成品
	ProductTypeFinished            // 成品
)

type ProductStatus int

const (
	ProductStatusCreate   ProductStatus = iota // 新建
	ProductStatusActive                        // 启用
	ProductStatusInactive = -1                 // 停用
)

// PurchaseType 采购类型
type PurchaseType int

const (
	PurchaseTypeOutSource PurchaseType = iota + 1 // 采购
	PurchaseTypeSelf                              // 自制
	PurchaseTypeEntrust                           // 委外
)

func (t PurchaseType) Valid() bool {
	if t < PurchaseTypeOutSource ||
		t > PurchaseTypeEntrust {
		return false
	}
	return true
}

// LocationType 位置类型
type LocationType int

const (
	LocationTypeVendor        LocationType = iota + 1 // 供应商位置
	LocationTypeView                                  // 视图
	LocationTypeInternal                              // 内部位置
	LocationTypeCustomer                              // 客户位置
	LocationTypeInventoryLoss                         // 库存损失
	LocationTypeProduction                            // 生产
	LocationTypeTransit                               // 中转位置
)

func (t LocationType) Valid() bool {
	return t >= LocationTypeVendor && t <= LocationTypeTransit
}

type ForceRemovalStrategy int

const (
	ForceRemovalStrategyFIFO ForceRemovalStrategy = iota + 1
	ForceRemovalStrategyLIFO
	ForceRemovalStrategyClosestLocation
)

func (t ForceRemovalStrategy) Valid() bool {
	return t >= ForceRemovalStrategyFIFO && t <= ForceRemovalStrategyClosestLocation
}

type CostingMethod int

const (
	CostingMethodStandardPrice CostingMethod = iota + 1 //标准价格
	CostingMethodFIFO                                   //先进先出
	CostingMethodAverageCost                            //
)

func (t CostingMethod) Valid() bool {
	return t >= CostingMethodStandardPrice && t <= CostingMethodAverageCost
}

type InventoryValuation int

const (
	InventoryValuationManual InventoryValuation = iota + 1 //手动
	InventoryValuationAuto                                 //自动
)

func (t InventoryValuation) Valid() bool {
	return t >= InventoryValuationManual && t <= InventoryValuationAuto
}