package logic

import (
	"context"
	"fmt"

	"muyu-apiserver/rpc/inventory/internal/svc"
	"muyu-apiserver/rpc/inventory/pb"

	"github.com/zeromicro/go-zero/core/logx"
	"google.golang.org/grpc/codes"
	"google.golang.org/grpc/status"
)

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

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

func (l *GetProductLogic) GetProduct(in *pb.GetProductReq) (*pb.ProductInfo, error) {
	product, err := l.svcCtx.ProductModel.FindOneByProductId(l.ctx, in.ProductId)
	if err != nil {
		return nil, status.Error(codes.NotFound, "product not found")
	}

	return &pb.ProductInfo{
		ProductId:     product.ProductId,
		ProductName:   product.ProductName,
		ImageUrl:      product.ImageUrl,
		Spec:          product.Spec,
		Color:         product.Color,
		UnitPieces:    product.UnitPieces,
		UnitRolls:     product.UnitRolls,
		StockQuantity: fmt.Sprintf("%.2f", product.StockQuantity),
		Location:      product.Location,
		CostPrice:     fmt.Sprintf("%.2f", product.CostPrice),
		SalesPrice:    fmt.Sprintf("%.2f", product.SalesPrice),
		Remark:        product.Remark.String,
		Status:        product.Status,
		CreatedAt:     product.CreatedAt.Format("2006-01-02 15:04:05"),
		UpdatedAt:     product.UpdatedAt.Format("2006-01-02 15:04:05"),
	}, nil
}