package model

import (
	"apsClient/constvar"
	"apsClient/pkg/sqlitex"
	"errors"
	"fmt"
	"github.com/jinzhu/gorm"
	"sync"
)

type (
	// PlcBrand plc品牌
	PlcBrand struct {
		CommonModel
		Name string `json:"name" gorm:"column:name;type:varchar(255);not null;default:''"`
	}

	// PlcBrandSearch plc品牌搜索条件
	PlcBrandSearch struct {
		PlcBrand
		Orm         *gorm.DB
		QueryClass  constvar.PlcBrandQueryClass
		KeywordType constvar.PlcBrandKeywordType
		Keyword     string
		PageNum     int
		PageSize    int
	}
)

func (PlcBrand) TableName() string {
	return "plc_brand"
}

func NewPlcBrandSearch() *PlcBrandSearch {
	return &PlcBrandSearch{
		Orm: sqlitex.GetDB(),
	}
}

func (slf *PlcBrandSearch) build() *gorm.DB {
	var db = slf.Orm.Model(&PlcBrand{})
	if slf.ID != 0 {
		db = db.Where("id = ?", slf.ID)
	}

	return db
}

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

func (slf *PlcBrandSearch) CreateBatch(records []*PlcBrand) error {
	var db = slf.build()
	for _, record := range records {
		db.Create(record)
	}
	return nil
}

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

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

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

func (slf *PlcBrandSearch) SetId(id uint) *PlcBrandSearch {
	slf.ID = id
	return slf
}

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

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

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

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

func (slf *PlcBrandSearch) Save(record *PlcBrand) error {
	if record.ID == 0 {
		return errors.New("id为空")
	}
	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 *PlcBrandSearch) Find() ([]*PlcBrand, int64, error) {
	var db = slf.build()
	var records = make([]*PlcBrand, 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 *PlcBrandSearch) InitDefaultData(errCh chan<- error, wg *sync.WaitGroup) {
	var (
		db          = slf.Orm.Table(slf.TableName())
		total int64 = 0
	)
	defer wg.Done()

	if err := db.Count(&total).Error; err != nil {
		errCh <- err
		return
	}
	if total != 0 {
		return
	}
	records := []*PlcBrand{
		{Name: "欧姆龙"},
		{Name: "西门子"},
		{Name: "松下"},
	}
	err := slf.CreateBatch(records)
	if err != nil {
		errCh <- err
		return
	}
}