package consts

// BillingModel 计费模式枚举
type BillingModel string

const (
	BillingModelCPM      BillingModel = "cpm"       // 千次展示成本
	BillingModelCPC      BillingModel = "cpc"       // 每次点击成本
	BillingModelCPA      BillingModel = "cpa"       // 每次行动成本
	BillingModelRevShare BillingModel = "rev_share" // 收入分成
)

// GetAllBillingModels 获取所有计费模式
func GetAllBillingModels() []BillingModel {
	return []BillingModel{
		BillingModelCPM,
		BillingModelCPC,
		BillingModelCPA,
		BillingModelRevShare,
	}
}

type BillingModelKeyValue struct {
	Key   BillingModel
	Value string
}

var (
	BillingModelCPMKeyValue      = BillingModelKeyValue{Key: BillingModelCPM, Value: "千次展示成本"}
	BillingModelCPCKeypValue     = BillingModelKeyValue{Key: BillingModelCPC, Value: "每次点击成本"}
	BillingModelCPAKeyValue      = BillingModelKeyValue{Key: BillingModelCPA, Value: "每次行动成本"}
	BillingModelRevShareKeyValue = BillingModelKeyValue{Key: BillingModelRevShare, Value: "收入分成"}
)

func GetAllBillingModelKeyValue() []BillingModelKeyValue {
	return []BillingModelKeyValue{
		BillingModelCPMKeyValue,
		BillingModelCPCKeypValue,
		BillingModelCPAKeyValue,
		BillingModelRevShareKeyValue,
	}
}

var billingModelValueMap = map[BillingModel]string{
	BillingModelCPM:      BillingModelCPMKeyValue.Value,
	BillingModelCPC:      BillingModelCPCKeypValue.Value,
	BillingModelCPA:      BillingModelCPAKeyValue.Value,
	BillingModelRevShare: BillingModelRevShareKeyValue.Value,
}

func GetBillingModelValueByKey(key BillingModel) (value string) {
	value, exists := billingModelValueMap[key]
	if !exists {
		value = "未知计费模式"
	}
	return
}