package model

import (
	"aps_crm/pkg/mysqlx"
	"fmt"
	"gorm.io/gorm"
)

type (
	// ServiceContractProduct 服务合同和产品关联
	ServiceContractProduct struct {
		ServiceContractId int  `json:"id" gorm:"column:sales_details_id;type:int;primary_key;not null;default:0"`
		ProductId         uint `json:"name" gorm:"primary_key;column:product_id;type:int;not null;default:0;comment:产品id"`
	}

	// ServiceContractProductSearch 销售明细和产品关联搜索条件
	ServiceContractProductSearch struct {
		ServiceContractProduct
		Orm      *gorm.DB
		Keyword  string
		PageNum  int
		PageSize int
	}
)

func (ServiceContractProduct) TableName() string {
	return "service_contract_product"
}

func NewServiceContractProductSearch() *ServiceContractProductSearch {
	return &ServiceContractProductSearch{
		Orm: mysqlx.GetDB(),
	}
}

func (slf *ServiceContractProductSearch) build() *gorm.DB {
	var db = slf.Orm.Model(&ServiceContractProduct{})

	return db
}

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

func (slf *ServiceContractProductSearch) CreateBatch(records []*ServiceContractProduct) error {
	var db = slf.build()
	return db.Create(records).Error
}

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

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

func (slf *ServiceContractProductSearch) FindAll() ([]*ServiceContractProduct, error) {
	var db = slf.build()
	var record = make([]*ServiceContractProduct, 0)
	err := db.Find(&record).Error
	return record, err
}

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

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

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

func (slf *ServiceContractProductSearch) Updates(values interface{}) error {
	var db = slf.build()
	return db.Updates(values).Error
}

func (slf *ServiceContractProductSearch) Save(record *ServiceContractProduct) error {
	var db = slf.build()

	if err := db.Save(record).Error; err != nil {
		return fmt.Errorf("save err: %v, record: %+v", err, record)
	}

	return nil
}

func (slf *ServiceContractProductSearch) Find() ([]*ServiceContractProduct, int64, error) {
	var db = slf.build()
	var records = make([]*ServiceContractProduct, 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)
	}

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

// InitDefaultData 初始化数据
func (slf *ServiceContractProductSearch) InitDefaultData() error {
	var (
		db          = slf.Orm.Table(slf.TableName())
		total int64 = 0
	)
	if err := db.Count(&total).Error; err != nil {
		return err
	}
	if total != 0 {
		return nil
	}
	records := []*ServiceContractProduct{}
	return slf.CreateBatch(records)
}