package logic

import (
	"context"
	"strconv"

	"product/internal/dao"
	"product/internal/model"
	"product/internal/svc"
	"product/product"
	"product/validator"

	"pkg.local/log"
	"pkg.local/modelbase"
	"pkg.local/utils"
	validateService "pkg.local/validate"

	"github.com/zeromicro/go-zero/core/logx"
)

type InfoLogic struct {
	ctx    context.Context
	svcCtx *svc.ServiceContext
	logx.Logger
}

func NewInfoLogic(ctx context.Context, svcCtx *svc.ServiceContext) *InfoLogic {
	return &InfoLogic{
		ctx:    ctx,
		svcCtx: svcCtx,
		Logger: logx.WithContext(ctx),
	}
}

func (l *InfoLogic) Info(in *product.InfoReq) (*product.Response, error) {
	var req validator.ProductInfoValidator
	if msg := validateService.ValidateFromProto(in, &req); msg != utils.StringEmpty {
		return outResponse(utils.ErrorParams, msg), nil
	}

	var info dao.ProductInfo
	err := model.ProductModel{}.Init().GetOne(modelbase.Params{
		Eq: map[string]string{"id": strconv.FormatInt(req.Id, 10)},
	}, &info)
	if err != nil {
		log.Errorf("product info: %v", err)
		return failResponse(utils.Fail), nil
	}
	if info.Id < 1 {
		return failResponse(utils.ErrorNotFund), nil
	}

	return okResponse(utils.StructToJson(toProductItem(info))), nil
}