GO/app/model/contractSale.go

package model

import (
	"database/sql"
	"github.com/shopspring/decimal"
	"time"
)

const (
	ContractSalePayTypeFullPayment = 1 // 全款
	ContractSalePayTypeMortgage    = 2 // 按揭

	ContractSaleTransferTypeLocal    = 1 // 本地
	ContractSaleTransferTypeNonLocal = 2 // 外迁

	ContractSaleThirdPartKindNone     = 1 // 无中间方
	ContractSaleThirdPartKindPlatForm = 2 // 平台
	ContractSaleThirdPartKindDealer   = 3 // 车商
)

type ContractSale struct {
	Id         uint                `gorm:"primaryKey"`
	ContractSn string              // 合同编号
	EssFlow    ThirdTencentEssFlow `gorm:"foreignKey:ContractId"`
	CarId      uint                // 车辆id
	Car        Car                 `gorm:"foreignKey:CarId"`
	ModelId    uint                // 车型id
	Model      CarModel            `gorm:"foreignKey:ModelId;references:ModelId"`

	BrokerId        uint                // 经纪人id
	Broker          Broker              `gorm:"foreignKey:BrokerId"`
	CustomerChannel uint                // 1=小程序 2=线下
	CustomerId      uint                // 客户id
	Customer        Customer            `gorm:"foreignKey:CustomerId"`
	ThirdPartKind   uint                // 中间方类型 1=无 2=自平台 3=车商
	ThirdPartId     uint                // 第三方车商id
	ThirdPart       BrokerBusinessStore `gorm:"foreignKey:ThirdPartId"`

	Amount                 decimal.Decimal // 成交价
	Deposit                decimal.Decimal // 定金
	DownPayment            decimal.Decimal // 首付
	BalancePayment         decimal.Decimal // 尾款
	DeliverDate            sql.NullTime    // 交付日期
	DeliverAddress         string          // 交付地点
	TransferFee            decimal.Decimal // 过户费
	TransferFeeHolder      uint            // 过户费承担方1=甲方2=乙方
	AgentFee               decimal.Decimal // 代办费
	AgentFeeHolder         uint            // 代办费承担方1=甲方2=乙方
	SaleServiceFee         decimal.Decimal // 服务费
	SaleServiceFeeRate     decimal.Decimal // 服务费比例
	PurchaseServiceFee     decimal.Decimal // 服务费
	PurchaseServiceFeeRate decimal.Decimal // 服务费比例
	PayType                uint            // 支付方式
	TransferType           uint            // 过户方式
	Remark                 string          // 备注

	Source           uint                // 车辆来源 1=个人直卖 2=车商
	SellerCustomerId uint                // 来源个人寄卖时车辆持有客户id
	SellerCustomer   Customer            `gorm:"foreignKey:SellerCustomerId"`
	SellerDealerId   uint                // 车辆挂载门店
	SellerDealer     BrokerBusinessStore `gorm:"foreignKey:SellerDealerId"`
	SellerMasterId   uint
	SellerMaster     ContractMaster `gorm:"foreignKey:SellerMasterId"`
	BuyerMasterId    uint
	BuyerMaster      ContractMaster `gorm:"foreignKey:BuyerMasterId"`

	Status        uint           // 状态
	DealerAuditId uint           // 车商审核
	DealerAudit   DealerAuditing `gorm:"foreignKey:DealerAuditId"`
	SignAt        sql.NullTime   // 签名时间
	CancelAt      sql.NullTime   // 取消时间
	CreatedAt     time.Time
	UpdatedAt     time.Time
}

func (*ContractSale) GetPayTypeName(tp uint) (result string) {
	switch tp {
	case ContractSalePayTypeFullPayment:
		return "全款"
	case ContractSalePayTypeMortgage:
		return "按揭"
	default:
		return "未知"
	}
}

func (*ContractSale) GetTransferTypeName(tp uint) (result string) {
	switch tp {
	case ContractSaleTransferTypeLocal:
		return "本地"
	case ContractSaleTransferTypeNonLocal:
		return "外迁"
	default:
		return "未知"
	}
}

func (*ContractSale) GetThirdPartKindName(kind uint) (result string) {
	switch kind {
	case ContractSaleThirdPartKindNone:
		return "无中间方"
	case ContractSaleThirdPartKindPlatForm:
		return "平台"
	case ContractSaleThirdPartKindDealer:
		return "车商"
	default:
		return "未知"
	}
}

func (*ContractSale) GetHolderName(holder uint) (result string) {
	switch holder {
	case 1:
		return "甲方"
	case 2:
		return "乙方"
	default:
		return "未知"
	}
}