XinYeYouKu/app/services/ActivityService.go

package services

import (
	"github.com/ahmetb/go-linq/v3"
	"qteam/app/constants/common"
	"qteam/app/constants/errorcode"
	"qteam/app/http/entities/front"
	"qteam/app/models/activitymodel"
	"qteam/app/models/productmodel"
	"strings"
)

func ActivityDetailService(id int) (code int, data front.ActivityResponse) {
	var err error
	var activity activitymodel.Activity
	code = errorcode.NotFound
	has, err := activitymodel.GetInstance().GetDb().Where("id=?", id).Get(&activity)
	if has {
		data.ResponseFromDb(activity)
		product := []productmodel.Product{}
		productIds := strings.Split(activity.ProductIds, ",")
		if count, err := productmodel.GetInstance().GetDb().Where("status = ?", common.STATUSABLED).In("id", productIds).FindAndCount(&product); err == nil {
			code = handErr(err)
			if count > 0 {
				linq.From(product).SelectT(func(in productmodel.Product) (d front.ProductResponse) {
					d.ResponseFromDb(in)
					return
				}).ToSlice(&data.Product)
			}
		} else {
			data.Product = make([]front.ProductResponse, 0)
		}
	}
	if err != nil {
		code = handErr(err)
	}
	return errorcode.Success, data
}