speechAnalysis/models/train.go

package models

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

type (
	// TrainInfo 火车信息
	TrainInfo struct {
		gorm.Model
		Name     string         `gorm:"type:varchar(255);not null;default:'';comment:名称" json:"name"` //名称
		Class    constvar.Class `gorm:"type:tinyint;not null;default:0;comment:分类" json:"class"`      //分类  1 机车 2车次 3 车站
		ParentID uint           `gorm:"type:int;not null;default 0; comment:上级id" json:"parentID"`    //上级id
	}

	TrainInfoSearch struct {
		TrainInfo
		Order    string
		PageNum  int
		PageSize int
		Orm      *gorm.DB
		Keyword  string
		IDs      []uint
	}
)

func (slf *TrainInfo) TableName() string {
	return "train_info"
}

func NewTrainInfoSearch() *TrainInfoSearch {
	return &TrainInfoSearch{Orm: mysqlx.GetDB()}
}

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

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

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

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

func (slf *TrainInfoSearch) SetIDs(ids []uint) *TrainInfoSearch {
	slf.IDs = ids
	return slf
}

func (slf *TrainInfoSearch) SetKeyword(kw string) *TrainInfoSearch {
	slf.Keyword = kw
	return slf
}

func (slf *TrainInfoSearch) SetName(name string) *TrainInfoSearch {
	slf.Name = name
	return slf
}

func (slf *TrainInfoSearch) SetClass(class constvar.Class) *TrainInfoSearch {
	slf.Class = class
	return slf
}

func (slf *TrainInfoSearch) SetParentId(id uint) *TrainInfoSearch {
	slf.ParentID = id
	return slf
}

func (slf *TrainInfoSearch) build() *gorm.DB {
	var db = slf.Orm.Table(slf.TableName())

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

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

	if slf.Keyword != "" {
		kw := "%" + slf.Keyword + "%"
		db = db.Where("name like ? ", kw)
	}

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

	if slf.Name != "" {
		db = db.Where("name = ?", slf.Name)
	}

	if slf.Class != 0 {
		db = db.Where("class = ?", slf.Class)
	}

	if slf.ParentID != 0 {
		db = db.Where("parent_id = ?", slf.ParentID)
	}

	return db
}

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

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

	return nil
}

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

	if err := db.Delete(&TrainInfo{}).Error; err != nil {
		return err
	}

	return nil
}

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

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

	return record, nil
}

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

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

	return records, int(total), nil
}

func (slf *TrainInfoSearch) FindNotTotal() ([]*TrainInfo, error) {
	var (
		records = make([]*TrainInfo, 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 *TrainInfoSearch) FindByQuery(query string, args []interface{}) ([]*TrainInfo, int64, error) {
	var (
		records = make([]*TrainInfo, 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
}

// FindAll 指定条件查询&不分页.
func (slf *TrainInfoSearch) FindAll(query string, args []interface{}) ([]*TrainInfo, error) {
	var (
		records = make([]*TrainInfo, 0)
		db      = slf.Orm.Table(slf.TableName()).Where(query, args...)
	)

	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
}