package model

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

type (
	Contract struct {
		Id                    int                   `json:"id" gorm:"column:id;primary_key;AUTO_INCREMENT"`
		ContractName          string                `json:"contractName" gorm:"column:contract_name;type:varchar(255);comment:合同名称"`
		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"`
		Number                string                `json:"number" gorm:"column:number;type:varchar(255);comment:合同编号"`
		QuotationId           int                   `json:"quotationId" gorm:"column:quotation_id;type:int;comment:报价单id"`
		Quotation             Quotation             `json:"quotation" gorm:"foreignKey:QuotationId;references:Id"`
		StatusId              int                   `json:"statusId" gorm:"column:status_id;type:int;comment:合同状态"`
		ServiceContractStatus ServiceContractStatus `json:"serviceContractStatus" gorm:"foreignKey:StatusId;references:Id"`
		File                  string                `json:"file" gorm:"column:file;type:varchar(255);comment:合同文件"`
		CreatedAt             *CustomTime           `json:"created_at" gorm:"column:created_at;type:datetime;comment:创建时间"`
		CodeStandID           string                `json:"codeStandID" gorm:"column:code_stand_id;type:varchar(255);comment:编码id"`
		SendTime              string                `json:"sendTime" gorm:"column:send_time;type:varchar(255);comment:发货时间"`
		gormModel
	}

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

func (Contract) TableName() string {
	return "contract"
}

func NewContractSearch() *ContractSearch {
	return &ContractSearch{
		Orm: mysqlx.GetDB(),
	}
}

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

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

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

	if slf.Keyword != "" {
		db = db.Joins("Client").Where("contract_name like ? or contract.number like ? or Client.name like ?", fmt.Sprintf("%%%v%%", slf.Keyword), fmt.Sprintf("%%%v%%", slf.Keyword), fmt.Sprintf("%%%v%%", slf.Keyword))
	}

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

				if key == "member_name" {
					db = db.Joins("User").Where("User.username LIKE ?", "%"+v+"%")
				}

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

				if key == "created_at" {
					db = db.Where(key+"= ?", v)
				}

				if key == "contract_name" {
					db = db.Where("contract_name=?", "%"+v+"%")
				}
			case int:
				if key == "member_id" {
					db = db.Where(key+"= ?", v)
				}
			case []int:
				if key == "member_ids" {
					db = db.Where("contract.member_id in ?", v)
				}
			}
		}
	}

	return db
}

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

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

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

func (slf *ContractSearch) Find() (*Contract, error) {
	var db = slf.build()
	var record = &Contract{}
	err := db.First(record).Error
	return record, err
}

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

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

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

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

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

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

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

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