bakery/app/db/db_category.go

package db

import (
	"applet/app/db/model"
	"applet/app/utils"
	"applet/app/utils/logx"
	"errors"
	"fmt"
	"reflect"
	"time"
	"xorm.io/xorm"
)

// 获取所有类目原始数据
func GetAllCategory(Db *xorm.Engine) (GoodsCategoryList *[]model.GoodsCategory, err error) {
	var categoryList []model.GoodsCategory
	err = Db.Find(&categoryList)
	GoodsCategoryList = &categoryList
	return
}

func GetCategoryList(Db *xorm.Engine, level string) (GoodsCategoryList *[]model.GoodsCategory, err error) {
	var categoryList []model.GoodsCategory
	if level == "" {
		err = Db.Find(&categoryList)
	} else {
		err = Db.Where("level = ?", level).Find(&categoryList)
	}

	GoodsCategoryList = &categoryList
	return
}

// CategoryListFindByParams 通过传入的参数查询数据(多条)
func CategoryListFindByParams(Db *xorm.Engine, params map[string]interface{}) (*[]model.GoodsCategory, error) {
	var m []model.GoodsCategory
	if params["value"] == nil {
		return nil, errors.New("参数有误")
	}
	if params["key"] == nil {
		//查询全部数据
		err := Db.Find(&m)
		if err != nil {
			return nil, logx.Error(err)
		}
		return &m, nil
	} else {
		if reflect.TypeOf(params["value"]).Kind() == reflect.Slice {
			//指定In查询
			if err := Db.In(utils.AnyToString(params["key"]), params["value"]).Find(&m); err != nil {
				return nil, logx.Warn(err)
			}
			return &m, nil
		} else {
			var query = fmt.Sprintf("%s =?", params["key"])
			err := Db.Where(query, params["value"]).Find(&m)
			if err != nil {
				return nil, logx.Error(err)
			}
			return &m, nil
		}

	}
}

func GetCategoryById(Db *xorm.Engine, pid string) (GoodsCategoryList *model.GoodsCategory, err error) {
	var m model.GoodsCategory
	has, err := Db.Where("id=?", pid).Get(&m)
	if has == false || err != nil {
		return nil, err
	}
	return &m, nil
}

func UpdateCategoryById(eg *xorm.Engine, m *model.GoodsCategory, columns ...string) error {
	var (
		affected int64
		err      error
	)
	if columns == nil || len(columns) == 0 {
		affected, err = eg.Where("id = ?", m.Id).AllCols().Update(m)
	} else {
		affected, err = eg.Where("id = ?", m.Id).Cols(columns...).Update(m)
	}
	if err != nil {
		return err
	}
	if affected == 0 {
		return errors.New("更新类目数据失败，稍后再试")
	}
	return nil
}

func CategoryInsert(Db *xorm.Engine, m *model.GoodsCategory) (int, error) {
	_, err := Db.InsertOne(m)
	if err != nil {
		return 0, err
	}
	return m.Id, nil
}

func UpdateOrInsert(Db *xorm.Engine, m *model.GoodsCategory) error {
	if m.Id != 0 {
		err := UpdateCategoryById(Db, m)
		if err != nil {
			return err
		}
	} else {
		m.CreateAt = time.Now().Format("2006-01-02 15:04:05")
		_, err := CategoryInsert(Db, m)
		if err != nil {
			return err
		}
	}
	return nil
}