package model

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

type (
	// Quotation 报价单
	Quotation struct {
		Id                int             `json:"id" gorm:"column:id;primary_key;AUTO_INCREMENT"`
		QuotationName     string          `json:"quotationName" gorm:"column:quotation_name;type:varchar(255);comment:报价单名称"`
		ClientId          int             `json:"client_id" gorm:"column:client_id;type:int;comment:客户id"`
		Number            string          `json:"number" gorm:"column:number;type:varchar(255);comment:报价单号"`
		QuotationStatusId int             `json:"quotation_status_id" gorm:"column:quotation_status_id;type:int;comment:报价单状态id"`
		QuotationStatus   QuotationStatus `json:"quotation_status" gorm:"foreignKey:QuotationStatusId"`
		ValidityDate      *CustomTime     `json:"validity_date" gorm:"column:validity_date;type:datetime;comment:有效期"`
		ContactId         int             `json:"contact_id" gorm:"column:contact_id;type:int;comment:联系人id"`
		MemberId          int             `json:"member_id" gorm:"column:member_id;type:int;comment:负责人id"`
		Member            User            `json:"member" gorm:"foreignKey:MemberId"`
		SaleChanceId      int             `json:"sale_chance_id" gorm:"column:sale_chance_id;type:int;comment:销售机会id"`
		Conditions        string          `json:"conditions" gorm:"column:conditions;type:text;comment:报价条件"`
		File              string          `json:"file" gorm:"column:file;type:varchar(255);comment:附件"`
		Client            Client          `json:"client" gorm:"foreignKey:ClientId"`
		Contact           Contact         `json:"contact" gorm:"foreignKey:ContactId"`
		SaleChance        SaleChance      `json:"sale_chance" gorm:"foreignKey:SaleChanceId"`
		Products          []Product       `json:"products" gorm:"many2many:quotation_product"`
		CodeStandID       string          `json:"codeStandID" gorm:"column:code_stand_id;type:varchar(255);comment:编码id"`
		gorm.Model        `json:"-"`
	}

	// QuotationSearch 报价单搜索条件
	QuotationSearch struct {
		Quotation

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

func (Quotation) TableName() string {
	return "quotation"
}

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

func (slf *QuotationSearch) build() *gorm.DB {
	var db = slf.Orm.Model(&Quotation{})
	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" || key == "validity_date" {
					db = db.Where(key+" LIKE ?", "%"+v+"%")
				}

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

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

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

			case int, float64:
				if key == "client_id" || key == "sale_chance_id" || key == "member_id" {
					db = db.Where(key+" = ?", v)
				}
			case []int:
				if key == "member_ids" {
					db = db.Where("quotation.member_id in ?", v)
				}
			}
		}
	}

	return db
}

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

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

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

func (slf *QuotationSearch) Find() (*Quotation, error) {
	var db = slf.build()
	var record Quotation
	err := db.Preload("Products").Preload("Client").Preload("Contact").Preload("SaleChance").First(&record).Error
	return &record, err
}

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

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

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

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

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

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

func (slf *QuotationSearch) SetSearchMap(searchMap map[string]interface{}) *QuotationSearch {
	slf.SearchMap = searchMap
	return slf
}

func (slf *QuotationSearch) SetNumber(number string) *QuotationSearch {
	slf.Number = number
	return slf
}
func (slf *QuotationSearch) SetIds(ids []int) *QuotationSearch {
	slf.Orm = slf.Orm.Where("id in (?)", ids)
	return slf
}