package model

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

type (
	SubOrder 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"`
		MemberId      int         `json:"memberId" gorm:"column:member_id;type:int;comment:负责人id"`
		Member        User        `json:"member" gorm:"foreignKey:MemberId"`
		MasterOrderId int         `json:"masterOrderId" gorm:"column:master_order_id;type:int;comment:销售总单id"`
		MasterOrder   MasterOrder `json:"masterOrder" gorm:"foreignKey:MasterOrderId"`
		Number        string      `json:"number" gorm:"column:number;type:varchar(255);comment:销售子单号"`
		Products      []Product   `json:"products" gorm:"many2many:subOrder_product;"`
		CodeStandID   string      `json:"codeStandID" gorm:"column:code_stand_id;type:varchar(255);comment:编码id"`
		gorm.Model    `json:"-"`
	}

	SubOrderSearch struct {
		SubOrder

		Orm       *gorm.DB
		SearchMap map[string]interface{}
		OrderBy   string
		PageNum   int
		PageSize  int
	}
)

func (SubOrder) TableName() string {
	return "sub_order"
}

func NewSubOrderSearch(db *gorm.DB) *SubOrderSearch {
	if db == nil {
		db = mysqlx.GetDB()
	}
	return &SubOrderSearch{
		Orm: db,
	}
}

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

	if slf.Id != 0 {
		db = db.Where("id = ?", slf.Id)
	}
	if slf.Number != "" {
		db = db.Where("number = ?", slf.Number)
	}

	if len(slf.SearchMap) > 0 {
		for key, value := range slf.SearchMap {
			switch v := value.(type) {
			case string:
				if key == "number" {
					db = db.Where(key+" LIKE ?", "%"+v+"%")
				}

				if key == "client_name" {
					db = db.Joins("Client").Where("Client.name LIKE ?", "%"+v+"%")
				}

				if key == "master_order_number" {
					db = db.Joins("MasterOrder").Where("MasterOrder.number LIKE ?", "%"+v+"%")
				}

				if key == "member_name" {
					db = db.Joins("Member").Where("User.username LIKE ?", "%"+v+"%")
				}
			case int, float64:
				if key == "client_id" || key == "master_order_id" {
					db = db.Where(key+" = ?", v)
				}
				if key == "member_id" {
					db = db.Where("sub_order.member_id = ?", v)
				}
			case []int:
				if key == "member_ids" {
					db = db.Where("sub_order.member_id in ?", v)
				}
			}
		}
	}

	return db
}

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

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

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

func (slf *SubOrderSearch) Find() (result []SubOrder, err error) {
	var db = slf.build()
	err = db.Find(&result).Error
	return
}

func (slf *SubOrderSearch) FindAll() ([]*SubOrder, int64, error) {
	var db = slf.build()
	var records = make([]*SubOrder, 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.Preload("MasterOrder").Preload("Member").Preload("Products").Preload("Client").Order("id desc").Find(&records).Error
	return records, total, err
}

func (slf *SubOrderSearch) Count() (int64, error) {
	var db = slf.build()
	var total int64
	err := db.Count(&total).Error
	return total, err
}

func (slf *SubOrderSearch) MaxAutoIncr() (int, error) {
	type Result struct {
		Max int
	}

	var (
		result Result
		db     = slf.build()
	)

	err := db.Select("MAX(id) as max").Scan(&result).Error
	if err != nil {
		return result.Max, fmt.Errorf("max err: %v", err)
	}
	return result.Max, nil
}

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

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

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

func (slf *SubOrderSearch) SetSearchMap(data map[string]interface{}) *SubOrderSearch {
	slf.SearchMap = data
	return slf
}
func (slf *SubOrderSearch) SetIds(ids []int) *SubOrderSearch {
	slf.Orm = slf.Orm.Where("id in (?)", ids)
	return slf
}

func (slf *SubOrderSearch) SetNumber(number string) *SubOrderSearch {
	slf.Number = number
	return slf
}

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