adm-vehicle-style/impl/v1/query/brand.go

package query

import (
	"context"
	"encoding/json"
	"fmt"

	"adm-vehicle-style/errors"
	"adm-vehicle-style/model"
	v1 "adm-vehicle-style/pb/v1"
	"adm-vehicle-style/utils"

	jsoniter "github.com/json-iterator/go"
	"git.getensh.com/common/gopkgsv2/database"
	"git.getensh.com/common/gopkgsv2/logger"
	"go.uber.org/zap"
	"google.golang.org/grpc/status"
	"gorm.io/gorm"
)

type BrandItem struct {
	BrandID       string `json:"brand_id"`
	BrandName     string `json:"brand_name"`
	Logo          string `json:"logo"`
	BrandNamePrex string `json:"brand_name_prex"`
}

type BrandListResponse struct {
	List []BrandItem `json:"list"`
}

func BrandList(ctx context.Context, params string) (reply *v1.QueryResponse, err error) {
	reply = &v1.QueryResponse{}

	// 捕获各个task中的异常并返回给调用者
	defer func() {
		if r := recover(); r != nil {
			err = fmt.Errorf("%+v", r)
			e := &status.Status{}
			if er := json.Unmarshal([]byte(err.Error()), e); er != nil {
				logger.Error("err",
					zap.String("system_err", err.Error()),
					zap.Stack("stacktrace"))
			}
		}
	}()

	// 构造分页类
	pagination := model.NewPagination(0, 1000, 0).GetLimitOffset()
	list, err := model.NewSyBrand().List(database.DB().Where("status = 1"), pagination)
	if err != nil && err != gorm.ErrRecordNotFound {
		return reply, errors.SystemError
	}

	if err == gorm.ErrRecordNotFound {
		return reply, nil
	}

	res := BrandListResponse {
		List: make([]BrandItem, 0, len(list)),
	}
	for _, v := range list {
		res.List = append(res.List, BrandItem{
			BrandID:       v.BrandId,
			BrandName:     v.BrandName,
			Logo:          utils.GetBrandLogoById(v.BrandId, int32(v.HasImg)),
			BrandNamePrex: v.Initial,
		})
	}

	reply.Data, _ = jsoniter.MarshalToString(res)

	return reply, nil
}