package models

import (
	"fmt"
	"google.golang.org/genproto/googleapis/type/decimal"
	"gorm.io/gorm"
	"wms/pkg/mysqlx"
)

type (
	// Scrap 报废表
	Scrap struct {
		WmsModel
		Id     int    `json:"id" gorm:"column:id;primary_key;AUTO_INCREMENT"`
		Number string `json:"number" gorm:"column:number;type:varchar(255)"`  //单号
		Status int    `json:"status" gorm:"type:tinyint;not null;comment:状态"` //状态

		ProductId   int             `json:"productId" gorm:"type:int;not null;comment:产品id"`                  //产品id
		ProductName string          `json:"productName" gorm:"type:varchar(255);not null;comment:产品名称"`       //产品名称
		Quantity    decimal.Decimal `json:"quantity" gorm:"type:decimal(20,2);not null;default:0;comment:数量"` //数量

		FromLocationId int      `json:"fromLocationId"   gorm:"type:int;not null;comment:源位置id"` //源位置id
		FromLocation   Location `json:"fromLocation"     gorm:"foreignKey:FromLocationId"`       //源位置
		ToLocationId   int      `json:"toLocationId"    gorm:"type:int;not null;comment:目标位置id"` //报废位置id
		ToLocation     Location `json:"toLocation"      gorm:"foreignKey:ToLocationId"`          //报废位置

	}

	ScrapSearch struct {
		Scrap
		Order    string
		PageNum  int
		PageSize int
		Keyword  string
		Orm      *gorm.DB
		Preload  bool
	}
)

func (slf *Scrap) TableName() string {
	return "wms_scrap"
}

func NewScrapSearch() *ScrapSearch {
	return &ScrapSearch{Orm: mysqlx.GetDB()}
}

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

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

func (slf *ScrapSearch) SetOrder(order string) *ScrapSearch {
	slf.Order = order
	return slf
}

func (slf *ScrapSearch) SetID(id uint) *ScrapSearch {
	slf.ID = id
	return slf
}

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

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

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

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

	if slf.Order != "" {
		db = db.Order(slf.Order)
	}

	if slf.Keyword != "" {
		db = db.Where("product_name like ?", fmt.Sprintf("%%%v%%", slf.Keyword))
	}

	return db
}

// Create 单条插入
func (slf *ScrapSearch) Create(record *Scrap) error {
	var db = slf.build()

	if err := db.Create(record).Error; err != nil {
		return err
	}

	return nil
}

// CreateBatch 批量插入
func (slf *ScrapSearch) CreateBatch(records []*Scrap) error {
	var db = slf.build()

	if err := db.Create(&records).Error; err != nil {
		return fmt.Errorf("create batch err: %v, records: %+v", err, records)
	}

	return nil
}

func (slf *ScrapSearch) Update(record *Scrap) error {
	var db = slf.build()

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

	return nil
}

func (slf *ScrapSearch) UpdateByMap(upMap map[string]interface{}) error {
	var (
		db = slf.build()
	)

	if err := db.Updates(upMap).Error; err != nil {
		return fmt.Errorf("update by map err: %v, upMap: %+v", err, upMap)
	}

	return nil
}

func (slf *ScrapSearch) UpdateByQuery(query string, args []interface{}, upMap map[string]interface{}) error {
	var (
		db = slf.Orm.Table(slf.TableName()).Where(query, args...)
	)

	if err := db.Updates(upMap).Error; err != nil {
		return fmt.Errorf("update by query err: %v, query: %s, args: %+v, upMap: %+v", err, query, args, upMap)
	}

	return nil
}

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

func (slf *ScrapSearch) First() (*Scrap, error) {
	var (
		record = new(Scrap)
		db     = slf.build()
	)

	if err := db.First(record).Error; err != nil {
		return record, err
	}

	return record, nil
}

func (slf *ScrapSearch) Find() ([]*Scrap, int64, error) {
	var (
		records = make([]*Scrap, 0)
		total   int64
		db      = slf.build()
	)

	if err := db.Count(&total).Error; err != nil {
		return records, total, fmt.Errorf("find count err: %v", err)
	}
	if slf.PageNum*slf.PageSize > 0 {
		db = db.Offset((slf.PageNum - 1) * slf.PageSize).Limit(slf.PageSize)
	}
	if err := db.Find(&records).Error; err != nil {
		return records, total, fmt.Errorf("find records err: %v", err)
	}

	return records, total, nil
}

func (slf *ScrapSearch) FindNotTotal() ([]*Scrap, error) {
	var (
		records = make([]*Scrap, 0)
		db      = slf.build()
	)

	if slf.PageNum*slf.PageSize > 0 {
		db = db.Offset((slf.PageNum - 1) * slf.PageSize).Limit(slf.PageSize)
	}
	if err := db.Find(&records).Error; err != nil {
		return records, fmt.Errorf("find records err: %v", err)
	}

	return records, nil
}

// FindByQuery 指定条件查询.
func (slf *ScrapSearch) FindByQuery(query string, args []interface{}) ([]*Scrap, int64, error) {
	var (
		records = make([]*Scrap, 0)
		total   int64
		db      = slf.Orm.Table(slf.TableName()).Where(query, args...)
	)

	if err := db.Count(&total).Error; err != nil {
		return records, total, fmt.Errorf("find by query count err: %v", err)
	}
	if slf.PageNum*slf.PageSize > 0 {
		db = db.Offset((slf.PageNum - 1) * slf.PageSize).Limit(slf.PageSize)
	}
	if err := db.Find(&records).Error; err != nil {
		return records, total, fmt.Errorf("find by query records err: %v, query: %s, args: %+v", err, query, args)
	}

	return records, total, nil
}

// FindByQueryNotTotal 指定条件查询&不查询总条数.
func (slf *ScrapSearch) FindByQueryNotTotal(query string, args []interface{}) ([]*Scrap, error) {
	var (
		records = make([]*Scrap, 0)
		db      = slf.Orm.Table(slf.TableName()).Where(query, args...)
	)

	if slf.PageNum*slf.PageSize > 0 {
		db = db.Offset((slf.PageNum - 1) * slf.PageSize).Limit(slf.PageSize)
	}
	if err := db.Find(&records).Error; err != nil {
		return records, fmt.Errorf("find by query records err: %v, query: %s, args: %+v", err, query, args)
	}

	return records, nil
}