package models

import (
	"fmt"
	"gorm.io/gorm"
	"wms/constvar"
	"wms/pkg/mysqlx"
)

type (
	Attachment struct {
		BaseModelInt
		Id       uint              `json:"id" gorm:"column:id;primary_key;AUTO_INCREMENT"`
		FileName string            `json:"fileName" gorm:"type:varchar(127);comment:文件名"`
		FileUrl  string            `json:"FileUrl" gorm:"type:varchar(255);comment:文件地址"`
		Ext      string            `json:"ext" gorm:"type:varchar(15);comment:文件后缀名"`
		FileType constvar.FileType `json:"fileType" gorm:"type:varchar(31);comment:文件类型 pic:图片;thumbnail:缩略图;file:文件"`
	}

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

func (slf *Attachment) TableName() string {
	return "attachment"
}

func NewAttachmentSearch() *AttachmentSearch {
	return &AttachmentSearch{Orm: mysqlx.GetDB()}
}

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

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

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

func (slf *AttachmentSearch) SetID(ID uint) *AttachmentSearch {
	slf.Id = ID
	return slf
}

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

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

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

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

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

	//if slf.Preload {
	//	db = db.Model(&Attachment{}).Preload("Details").Preload("Details.Product").Preload("FromLocation").Preload("ToLocation")
	//}

	return db
}

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

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

	return nil
}

// CreateBatch 批量插入
func (slf *AttachmentSearch) CreateBatch(records []*Attachment) 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 *AttachmentSearch) Save(record *Attachment) error {
	var db = slf.build()

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

	return nil
}

func (slf *AttachmentSearch) Update(record *Attachment) 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 *AttachmentSearch) 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 *AttachmentSearch) 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 *AttachmentSearch) Delete() error {
	var db = slf.build()
	return db.Delete(&Attachment{}).Error
}

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

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

	return record, nil
}

func (slf *AttachmentSearch) Find() ([]*Attachment, int64, error) {
	var (
		records = make([]*Attachment, 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.Order("created_at desc").Find(&records).Error; err != nil {
		return records, total, fmt.Errorf("find records err: %v", err)
	}

	return records, total, nil
}

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

	if slf.PageNum*slf.PageSize > 0 {
		db = db.Offset((slf.PageNum - 1) * slf.PageSize).Limit(slf.PageSize)
	}
	if err := db.Preload("FromLocation").Preload("ToLocation").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 *AttachmentSearch) FindByQuery(query string, args []interface{}) ([]*Attachment, int64, error) {
	var (
		records = make([]*Attachment, 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 *AttachmentSearch) FindByQueryNotTotal(query string, args []interface{}) ([]*Attachment, error) {
	var (
		records = make([]*Attachment, 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
}

func (slf *AttachmentSearch) CreateBatchWithResp(records []*Attachment) ([]*Attachment, error) {
	var db = slf.build()

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

	return records, nil
}