xps-server-go/repositories/app_cat_repo.go

package repositories

import (
	"fmt"
	"time"
	"xorm.io/xorm"
	"xps/datamodels"
	"xps/viewmodels"
)

type AppCatRepo struct {
	engine *xorm.Engine
}

func NewAppCatRepo(engine *xorm.Engine) *AppCatRepo {
	return &AppCatRepo{
		engine: engine,
	}
}

func (d *AppCatRepo) GetPage(m map[string]interface{}) (*viewmodels.PageResult, error) {
	limit     := m["limit"].(int)
	page      := m["page"].(int)
	
	sqlSelect := ` SELECT A.*                `
	sqlFrom   := ` FROM   app_cat   AS A     `
	sqlWhere  := ` WHERE  A.deleted_flag = 0 `
	if keywords, ok := m["keywords"]; ok {
		sqlWhere += " AND A.app_cat_title like '%" + fmt.Sprintf("%s", keywords) + "%' "
	}

	sqlCount := ` SELECT COUNT(*)            `
	total, err1 := d.engine.SQL(sqlCount + sqlFrom + sqlWhere).Count(new(datamodels.AppCat))
	if err1 != nil {
		return nil, err1
	}

	sqlOrderBy := " ORDER BY app_cat_id DESC "
	pageStart  := (page - 1) * limit
	sqlLimit   := fmt.Sprintf(" LIMIT %d OFFSET %d ", limit, pageStart)

	datalist := make([]datamodels.AppCat, 0)
	err2 := d.engine.SQL(sqlSelect + sqlFrom + sqlWhere + sqlOrderBy + sqlLimit).Find(&datalist)
	if err2 != nil {
		return nil, err2
	}

	pageResult := &viewmodels.PageResult{}
	pageResult.Data     = datalist
	pageResult.Total    = total
	pageResult.PageSize = limit
	pageResult.Page     = page
	return pageResult, nil
}

func (d *AppCatRepo) GetList(m map[string]interface{}) ([]viewmodels.AppCatInfo, error) {
	sqlSelect  := ` SELECT A.*                `
	sqlFrom    := ` FROM  app_cat AS A        `
	sqlWhere   := ` WHERE A.deleted_flag = 0  `
	if keywords, ok := m["keywords"]; ok {
		sqlWhere += ` AND   A.app_cat_title like ` + "'%" + fmt.Sprintf("%s", keywords) + "%'"
	}

	sqlOrderBy := " ORDER BY app_cat_id DESC "
	datalist   := make([]viewmodels.AppCatInfo, 0)
	err := d.engine.SQL(sqlSelect + sqlFrom + sqlWhere + sqlOrderBy).Find(&datalist)
	if err != nil {
		return nil, err
	} else {
		return datalist, nil
	}
}

func (d *AppCatRepo) GetById(appCatId int64) (*viewmodels.AppCatInfo, error) {
	data := &viewmodels.AppCatInfo{}
	ok, err := d.engine.Where("app_cat_id = ?", appCatId).Get(data)
	if !ok && err == nil {
		return nil, err
	} else {
		return data, nil
	}
}

func (d *AppCatRepo) Create(data *datamodels.AppCat) error {
	data.CreatedAt = time.Now()
	_, err := d.engine.Insert(data)
	return err
}

func (d *AppCatRepo) Update(data *datamodels.AppCat) error {
	appCatId := data.AppCatId

	data.UpdatedAt = time.Now()
	_, err := d.engine.Where("app_cat_id = ?", appCatId).Update(data)
	return err
}

func (d *AppCatRepo) Delete(m map[string]interface{}) error {
	appCatId  := m["appCatId"].(int64)
	deletedBy := m["deletedBy"].(int64)

	data := &datamodels.AppCat{}
	data.DeletedFlag = 1
	data.DeletedBy = deletedBy
	data.DeletedAt = time.Now()
	_, err := d.engine.
		Where("app_cat_id = ?", appCatId).
		Update(data)
	return err
}