package entity

import (
	"errors"
	"gorm.io/plugin/soft_delete"
	"time"
)

//AccountEntity 用户模型
type AccountEntity struct {
	ID         uint
	CreatedAt  time.Time
	UpdatedAt  time.Time
	DeletedAt  soft_delete.DeletedAt
	Account    string
	TelNum     string
	Currency   string
	Amount     *Money
	DailyLimit *Money
}

// 转出
func (a *AccountEntity) Withdraw(money Money) error {
	if a.Amount.Currency != money.Currency {
		return errors.New("货币不对")
	}

	if a.Amount.Less(money.Amount) {
		return errors.New("余额不足")
	}

	if a.DailyLimit.Less(money.Amount) {
		return errors.New("当日余额不足")
	}

	a.Amount = a.Amount.Subtract(money.Amount)

	return nil
}

// 转入
func (a *AccountEntity) Deposit(money Money) error {
	if a.Amount.Currency != money.Currency {
		return errors.New("货币不对")
	}

	a.Amount = a.Amount.Add(money.Amount)

	return nil
}