xps-server-go/repositories/system/app_repo.go

package system

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

type AppRepo struct {
	engine *xorm.Engine
}

func NewAppRepo(engine *xorm.Engine) *AppRepo {
	return &AppRepo{
		engine: engine,
	}
}

func (d *AppRepo) GetByPage(m map[string]interface{}) (*viewmodels.PageResult, error) {
	keywords := m["keywords"].(string)
	limit := m["limit"].(int)
	page := m["page"].(int)

	sqlSelect := `SELECT A.*`
	sqlFrom := `FROM   app   AS A
                  LEFT  JOIN app_cat AS B ON(A.app_cat_id = B.app_cat_id)`
	sqlWhere := `WHERE A.deleted_flag = 0 `
	if keywords != "" {
		sqlWhere += ` AND A.app_title like ` + "'%" + keywords + "%'"
	}

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

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

	datalist := make([]datamodels.App, 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 *AppRepo) GetByList(m map[string]interface{}) ([]viewmodels.AppInfo, error) {
	keywords := m["keywords"].(string)

	sqlSelect := `SELECT     A.* `
	sqlFrom := `FROM       app   AS A
                  LEFT  JOIN app_cat AS B ON(A.app_cat_id = B.app_cat_id)`
	sqlWhere := `WHERE A.deleted_flag = 0 `
	if keywords != "" {
		sqlWhere += ` AND   A.app_title like ` + "'%" + keywords + "%'"
	}

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

func (d *AppRepo) GetById(ocId int64, appId int64) (*viewmodels.AppInfo, error) {
	data := &viewmodels.AppInfo{}
	ok, err := d.engine.Where("app_id = ?", appId).Get(data)
	if !ok && err == nil {
		return nil, err
	} else {
		return data, nil
	}
}

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

func (d *AppRepo) Update(data *datamodels.App) error {
	appId := data.AppId

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

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

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