package models

import (
	"fmt"
	"github.com/shopspring/decimal"
	"gorm.io/gorm"
	"wms/pkg/mysqlx"
)

type (
	// OperationDetails 操作明细表
	OperationDetails struct {
		WmsModel
		Id          int    `json:"id" gorm:"column:id;primary_key;AUTO_INCREMENT"`
		OperationID int    `json:"operationId" gorm:"index;type:int;not null;comment:操作记录id"` //操作id
		ProductId   string `json:"productId" gorm:"type:varchar(191);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
		Amount decimal.Decimal `json:"amount" gorm:"type:decimal(20,2);not null;comment:数量"` //数量
		//Unit        string          `json:"unit" gorm:"type:varchar(31);comment:单位"`                    //单位
		Product Material `json:"product" gorm:"foreignKey:ProductId;references:ID"`

		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;references:Id"` //源位置
		ToLocationID     int             `json:"toLocationId"    gorm:"type:int;not null;comment:目标位置id"`         //目标位置id
		ToLocation       Location        `json:"toLocation"      gorm:"foreignKey:ToLocationID;references:Id"`    //目标位置
		TotalGrossWeight decimal.Decimal `json:"totalGrossWeight" gorm:"type:decimal(20,3);comment:总毛重"`
		TotalNetWeight   decimal.Decimal `json:"totalNetWeight" gorm:"type:decimal(20,3);comment:总净重"`
		AuxiliaryAmount  decimal.Decimal `json:"auxiliaryAmount" gorm:"type:decimal(20,3);comment:辅助数量"`
		AuxiliaryUnit    string          `json:"auxiliaryUnit" gorm:"type:varchar(191);comment:辅助单位"`
	}

	OperationDetailsSearch struct {
		OperationDetails
		Order        string
		PageNum      int
		PageSize     int
		Keyword      string
		Orm          *gorm.DB
		Preload      bool
		OperationIDs []int
		Fields       string
	}
)

func (slf *OperationDetails) TableName() string {
	return "wms_operation_details"
}

func NewOperationDetailsSearch() *OperationDetailsSearch {
	return &OperationDetailsSearch{Orm: mysqlx.GetDB()}
}

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

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

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

func (slf *OperationDetailsSearch) SetID(ID int) *OperationDetailsSearch {
	slf.Id = ID
	return slf
}

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

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

func (slf *OperationDetailsSearch) SetOperationId(operationId int) *OperationDetailsSearch {
	slf.OperationID = operationId
	return slf
}

func (slf *OperationDetailsSearch) SetOperationIds(operationIds []int) *OperationDetailsSearch {
	slf.OperationIDs = operationIds
	return slf
}

func (slf *OperationDetailsSearch) SetFields(fields string) *OperationDetailsSearch {
	slf.Fields = fields
	return slf
}

func (slf *OperationDetailsSearch) SetProductId(productId string) *OperationDetailsSearch {
	slf.ProductId = productId
	return slf
}

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

	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))
	}

	if slf.OperationID != 0 {
		db = db.Where("operation_id = ?", slf.OperationID)
	}
	if slf.ProductId != "" {
		db = db.Where("product_id = ?", slf.ProductId)
	}
	if slf.Preload {
		db = db.Preload("Product")
	}

	if len(slf.OperationIDs) > 0 {
		db = db.Where("operation_id in ?", slf.OperationIDs)
	}

	if slf.Fields != "" {
		db = db.Select(slf.Fields)
	}

	return db
}

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

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

	return nil
}

// CreateBatch 批量插入
func (slf *OperationDetailsSearch) CreateBatch(records []*OperationDetails) 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 *OperationDetailsSearch) Update(record *OperationDetails) 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 *OperationDetailsSearch) 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 *OperationDetailsSearch) 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 *OperationDetailsSearch) Delete() error {
	var db = slf.build()
	return db.Unscoped().Delete(&OperationDetails{}).Error
}

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

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

	return record, nil
}

func (slf *OperationDetailsSearch) Find() ([]*OperationDetails, int64, error) {
	var (
		records = make([]*OperationDetails, 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 *OperationDetailsSearch) FindNotTotal() ([]*OperationDetails, error) {
	var (
		records = make([]*OperationDetails, 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 *OperationDetailsSearch) FindByQuery(query string, args []interface{}) ([]*OperationDetails, int64, error) {
	var (
		records = make([]*OperationDetails, 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 *OperationDetailsSearch) FindByQueryNotTotal(query string, args []interface{}) ([]*OperationDetails, error) {
	var (
		records = make([]*OperationDetails, 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 *OperationDetailsSearch) FindAll() ([]*OperationDetails, error) {
	var (
		records = make([]*OperationDetails, 0)
		db      = slf.build()
	)

	if err := db.Find(&records).Error; err != nil {
		return records, fmt.Errorf("find records err: %v", err)
	}

	return records, nil
}

func (slf *OperationDetailsSearch) GroupSum(groupField string, sumField string) ([]*GroupSum, error) {
	var (
		db     = slf.build()
		result = make([]*GroupSum, 0)
	)
	if err := db.Select("sum(" + sumField + ") as sum, " + groupField + " as class").Group(groupField).Scan(&result).Error; err != nil {
		return nil, fmt.Errorf("select group err: %v", err)
	}
	return result, nil
}