package shanghu

import (
	orm "duoduo/database"
	"duoduo/tools"
	"encoding/json"
	"github.com/shopspring/decimal"
	"time"
)

type MerchantClientTicket struct {
	ID                      int64     `gorm:"column:id;type:bigint(20);primary_key" json:"id"`
	RechargeProjectID       int64     `gorm:"column:recharge_project_id;type:bigint(20)" json:"recharge_project_id"`          // 项目id
	RechargeProjectQuantity int       `gorm:"column:recharge_project_quantity;type:int(11)" json:"recharge_project_quantity"` // 项目数量
	RechargeProjectName     string    `gorm:"column:recharge_project_name;type:varchar(255)" json:"recharge_project_name"`    // 项目名
	MerchantOpenID          string    `gorm:"column:merchant_open_id;type:varchar(255)" json:"merchant_open_id"`
	ClientOpenID            string    `gorm:"column:client_open_id;type:varchar(255)" json:"client_open_id"`
	Operator                string    `gorm:"column:operator;type:varchar(255)" json:"operator"`                 // operator 操作人
	CreateBy                int64     `gorm:"column:create_by;type:bigint(20)" json:"create_by"`                 // 创建者
	UpdateBy                int64     `gorm:"column:update_by;type:bigint(20)" json:"update_by"`                 // 更新者
	CreatedAt               time.Time `gorm:"column:created_at;type:datetime(3)" json:"created_at"`              // 创建时间
	UpdatedAt               time.Time `gorm:"column:updated_at;type:datetime(3)" json:"updated_at"`              // 最后更新时间
	DeletedAt               time.Time `gorm:"column:deleted_at;type:datetime(3);default:null" json:"deleted_at"` // 删除时间
}

func (m *MerchantClientTicket) TableName() string {
	return "merchant_client_ticket"
}

func (u *MerchantClientTicket) Create() (MerchantClientTicket, error) {
	var doc MerchantClientTicket
	var err error

	doc = *u
	err = orm.ShMysql.Table(u.TableName()).Create(&doc).Error
	if err != nil {
		return doc, err
	}

	return doc, nil
}

// 商家充值进来，卡的商家
func (u *MerchantClientTicket) Recharge(recharge MerchantRecharge, clientOpenId string, operator string) error {
	var err error
	var account MerchantRechargeClientAccount
	var accountLog MerchantRechargeClientAccountLog
	var ticket MerchantClientTicket
	var project MerchantRechargeProject

	tx := orm.ShMysql.Begin()
	defer func() {
		if err != nil {
			tx.Rollback()
		} else {
			tx.Commit()
		}
	}()

	err = tx.Table("merchant_recharge_client_account").Where("client_open_id = ? and merchant_open_id = ?",
		clientOpenId, recharge.MerchantOpenID).First(&account).Error
	if err != nil && err.Error() != "record not found" {
		return err
	}

	// 创建充值记录
	if account.ID == 0 {
		var clientAccount MerchantRechargeClientAccount
		clientAccount.Amount, err = decimal.NewFromString(recharge.Amount)
		if err != nil {
			return err
		}
		clientAccount.ClientOpenID = clientOpenId
		clientAccount.MerchantOpenID = recharge.MerchantOpenID
		clientAccount.UpdatedAt = time.Now()
		clientAccount.CreatedAt = time.Now()
		err = tx.Table(clientAccount.TableName()).Create(&clientAccount).Error
		if err != nil {
			return err
		}

		//充值记录
		accountLog.Amount = account.Amount
		accountLog.AmountAfter = account.Amount
		accountLog.ClientOpenID = clientOpenId
		accountLog.MerchantOpenID = recharge.MerchantOpenID //充值商户
		accountLog.TransType = 1                            //充值
		accountLog.Operator = operator                      //充值人员
		accountLog.PayTransID = recharge.ID
		accountLog.CreatedAt = time.Now()
		accountLog.UpdatedAt = time.Now()
		err = tx.Table(accountLog.TableName()).Create(&accountLog).Error
		if err != nil {
			return err
		}

	} else { //更新充值加钱，并且保存记录
		//var clientAccount MerchantRechargeClientAccount
		//clientAccount.MerchantOpenID = recharge.MerchantOpenID
		//clientAccount.ClientOpenID = clientOpenId
		//err = tx.Table(clientAccount.TableName()).Where("client_open_id = ? and merchant_open_id = ?",
		//	clientOpenId, recharge.MerchantOpenID).First(&clientAccount).Error
		//if err != nil {
		//	return err
		//}

		inAmount, err := decimal.NewFromString(recharge.Amount)
		if err != nil {
			return err
		}

		if err = tx.Table(account.TableName()).Model(&account).Where("id = ? and version = ? ", account.ID, account.Version).Updates(
			map[string]interface{}{
				"client_open_id":   account.ClientOpenID,
				"merchant_open_id": account.MerchantOpenID,
				"amount":           account.Amount.Add(inAmount),
				"version":          account.Version + 1,
				"updated_at":       tools.GetCurrntTimeStr()}).Error; err != nil {
			return err
		}

		//充值记录
		accountLog.Amount = inAmount
		accountLog.AmountPre = account.Amount
		accountLog.AmountAfter = account.Amount.Add(inAmount)
		accountLog.ClientOpenID = clientOpenId
		accountLog.MerchantOpenID = recharge.MerchantOpenID //充值商户
		accountLog.TransType = 1                            //充值
		accountLog.Operator = operator                      //充值人员
		accountLog.PayTransID = recharge.ID
		accountLog.CreatedAt = time.Now()
		accountLog.UpdatedAt = time.Now()

		err = tx.Table(accountLog.TableName()).Create(&accountLog).Error
		if err != nil {
			return err
		}

	}

	//充卡券
	err = json.Unmarshal([]byte(recharge.CardProjectData), &project)
	if err != nil {
		return err
	}
	ticket.RechargeProjectName = project.ProjectName
	ticket.RechargeProjectQuantity = project.ProjectQuantity
	ticket.RechargeProjectID = project.ID
	ticket.MerchantOpenID = project.MerchantOpenID
	ticket.ClientOpenID = clientOpenId
	ticket.Operator = operator

	err = tx.Table(ticket.TableName()).Create(&ticket).Error
	if err != nil {
		return err
	}

	return nil
}