package model

import (
	"aps_crm/constvar"
	"aps_crm/pkg/mysqlx"
	"fmt"
	"github.com/shopspring/decimal"
	"gorm.io/gorm"
	"gorm.io/gorm/clause"
)

type (
	SalesRefund struct {
		Id            int                       `json:"id" gorm:"column:id;primary_key;AUTO_INCREMENT"`
		ClientId      int                       `json:"clientId" gorm:"column:client_id;type:int;comment:客户id"`
		Client        Client                    `json:"client" gorm:"foreignKey:ClientId"`
		Number        string                    `json:"number" gorm:"column:number;type:varchar(255);comment:退款单号"`
		SourceType    constvar.RefundSourceType `gorm:"column:source_type;type:int;not null;default 0;comment:来源类型（1销售退货）" json:"sourceType"` // 来源类型（1销售退货）
		SourceId      int                       `gorm:"column:source_id;type:int;not null;default 0;comment:源单id " json:"sourceId"`           // 源单id
		Source        SalesReturn               `gorm:"foreignKey:SourceId" json:"Source"`
		MemberId      int                       `json:"memberId" gorm:"column:member_id;type:int;comment:负责人id"`
		Member        User                      `json:"member" gorm:"foreignKey:MemberId"`
		RefundDate    string                    `json:"refundDate" gorm:"column:refund_date;type:varchar(255);comment:退款日期"`
		PaymentTypeId int                       `gorm:"column:payment_type_id;type:int;not null;default 0;comment:收款方式ID" json:"paymentTypeId"` // 收款方式ID
		PaymentType   PaymentType               `gorm:"foreignKey:PaymentTypeId" json:"paymentType"`
		BankAccountId int                       `gorm:"column:bank_account_id;type:int;not null;default 0;comment:账户id" json:"bankAccountId"` // 账户id
		BankAccount   BankAccount               `gorm:"foreignKey:BankAccountId" json:"bankAccount"`
		IsInvoice     string                    `json:"isInvoice" gorm:"column:is_invoice;type:varchar(255);comment:是否开票"`
		Reason        string                    `json:"reason" gorm:"column:reason;type:varchar(255);comment:退款原因"`
		Products      []*Product                `json:"products" gorm:"many2many:salesRefund_product;"`
		AmountTotal   decimal.Decimal           `gorm:"column:amount_total;type:decimal(12,2);comment:价税合计" json:"amountTotal"` // 价税合计
		CodeStandID   string                    `json:"codeStandID" gorm:"column:code_stand_id;type:varchar(255);comment:编码id"`
		CrmModel
	}

	SalesRefundSearch struct {
		SalesRefund
		Orm         *gorm.DB
		KeywordType constvar.SalesRefundKeywordType
		Keyword     string
		OrderBy     string
		PageNum     int
		PageSize    int
		Preload     bool
		Ids         []int
		MemberIds   []int
	}
)

func (SalesRefund) TableName() string {
	return "sales_refund"
}

func NewSalesRefundSearch() *SalesRefundSearch {
	return &SalesRefundSearch{
		Orm: mysqlx.GetDB(),
	}
}

func (slf *SalesRefundSearch) SetOrm(tx *gorm.DB) *SalesRefundSearch {
	slf.Orm = tx
	return slf
}

func (slf *SalesRefundSearch) build() *gorm.DB {
	var db = slf.Orm.Model(&SalesRefund{})
	if slf.Id != 0 {
		db = db.Where("id = ?", slf.Id)
	}

	if len(slf.Ids) != 0 {
		db = db.Where("id in ?", slf.Ids)
	}

	if slf.SourceType != 0 {
		db = db.Where("source_type = ?", slf.SourceType)
	}

	if slf.SourceId != 0 {
		db = db.Where("source_id = ?", slf.SourceId)
	}

	if slf.Preload {
		db = db.Preload("Client").
			Preload("PaymentType").
			Preload("BankAccount").
			Preload("Source").
			Preload("Products")
	}
	if slf.KeywordType != "" {
		switch slf.KeywordType {
		case constvar.SalesRefundKeywordRefundNumber:
			db = db.Where("number like ?", fmt.Sprintf("%%%s%%", slf.Keyword))
		case constvar.SalesRefundKeywordClientName:
			db = db.Joins("Client", clause.LeftJoin).Where("Client.name like ?", fmt.Sprintf("%%%s%%", slf.Keyword))
		case constvar.SalesRefundKeywordRefundDate:
			db = db.Where("refund_date like ?", fmt.Sprintf("%%%s%%", slf.Keyword))
		case constvar.SalesRefundKeywordAccount:
			db = db.Joins("BankAccount").Where("BankAccount name like ?", fmt.Sprintf("%%%s%%", slf.Keyword))
		case constvar.SalesRefundKeywordIsInvoice:
			db = db.Where("is_invoice like ?", fmt.Sprintf("%%%s%%", slf.Keyword))
		case constvar.SalesRefundKeywordPaymentType:
			db = db.Joins("PaymentType").Where("PaymentType.name like ?", fmt.Sprintf("%%%s%%", slf.Keyword))
		case constvar.SalesRefundKeywordPrincipal:
			db = db.Joins("left join user on user.id = sales_refund.member_id").Where("user.username like ?", fmt.Sprintf("%%%s%%", slf.Keyword))
		case constvar.SalesRefundKeywordUpdateAt:
			db = db.Where("updated_at like ?", fmt.Sprintf("%%%s%%", slf.Keyword))
		case constvar.SalesRefundKeywordPriceTotal:
			db = db.Where("amount_total like ?", fmt.Sprintf("%%%s%%", slf.Keyword))

		}
	}

	if len(slf.MemberIds) > 0 {
		db = db.Where("sales_refund.member_id in ?", slf.MemberIds)
	}

	return db
}

func (slf *SalesRefundSearch) Create(record *SalesRefund) error {
	var db = slf.build()
	return db.Create(record).Error
}

func (slf *SalesRefundSearch) Delete() error {
	var db = slf.build()
	return db.Delete(&SalesRefund{}).Error
}

func (slf *SalesRefundSearch) Update(record *SalesRefund) error {
	var db = slf.build()
	return db.Updates(record).Error
}

func (slf *SalesRefundSearch) First() (*SalesRefund, error) {
	var db = slf.build()
	var record = new(SalesRefund)
	err := db.First(record).Error
	return record, err
}

func (slf *SalesRefundSearch) Find() ([]*SalesRefund, error) {
	var db = slf.build()
	var records = make([]*SalesRefund, 0)

	err := db.Find(&records).Error
	return records, err
}

func (slf *SalesRefundSearch) FindAll() ([]*SalesRefund, int64, error) {
	var db = slf.build()
	var records = make([]*SalesRefund, 0)
	var total int64
	if err := db.Count(&total).Error; err != nil {
		return records, total, err
	}
	if slf.PageNum > 0 && slf.PageSize > 0 {
		db = db.Limit(slf.PageSize).Offset((slf.PageNum - 1) * slf.PageSize)
	}

	if slf.PageNum > 0 && slf.PageSize > 0 {
		db = db.Limit(slf.PageSize).Offset((slf.PageNum - 1) * slf.PageSize)
	}

	err := db.Preload("BankAccount").Preload("PaymentType").Preload("Member").Preload("Products").Order("id desc").Find(&records).Error
	return records, total, err
}

func (slf *SalesRefundSearch) SetId(id int) *SalesRefundSearch {
	slf.Id = id
	return slf
}

func (slf *SalesRefundSearch) SetIds(id []int) *SalesRefundSearch {
	slf.Ids = id
	return slf
}

func (slf *SalesRefundSearch) SetSourceType(sourceType constvar.RefundSourceType) *SalesRefundSearch {
	slf.SourceType = sourceType
	return slf
}

func (slf *SalesRefundSearch) SetSourceId(id int) *SalesRefundSearch {
	slf.SourceId = id
	return slf
}

func (slf *SalesRefundSearch) SetPreload(preload bool) *SalesRefundSearch {
	slf.Preload = preload
	return slf
}

func (slf *SalesRefundSearch) SetKeywordType(keywordType constvar.SalesRefundKeywordType) *SalesRefundSearch {
	slf.KeywordType = keywordType
	return slf
}

func (slf *SalesRefundSearch) SetKeyword(keyword string) *SalesRefundSearch {
	slf.Keyword = keyword
	return slf
}

func (slf *SalesRefundSearch) SetPage(page, size int) *SalesRefundSearch {
	slf.PageNum, slf.PageSize = page, size
	return slf
}

func (slf *SalesRefundSearch) SetOrder(order string) *SalesRefundSearch {
	slf.OrderBy = order
	return slf
}

func (slf *SalesRefundSearch) UpdateByMap(data map[string]interface{}) error {
	var db = slf.build()
	return db.Updates(data).Error
}

func (slf *SalesRefundSearch) SetMemberIds(memberIds []int) *SalesRefundSearch {
	slf.MemberIds = memberIds
	return slf
}