package product

import (
	"context"

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

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

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

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

func (l *CreateProductLogic) CreateProduct(req *types.CreateProductReq) (resp *types.IdResp, err error) {
	rpcResp, err := l.svcCtx.InventoryRpc.CreateProduct(l.ctx, &pb.CreateProductReq{
		ProductName: req.ProductName,
		ImageUrl:    req.ImageUrl,
		Spec:        req.Spec,
		Color:       req.Color,
		SalesPrice:  req.SalesPrice,
		Remark:      req.Remark,
		Pans:        panInputsToPb(req.Pans),
	})
	if err != nil {
		return nil, err
	}

	return &types.IdResp{Id: rpcResp.Id}, nil
}

func panInputsToPb(pans []types.PanInput) []*pb.PanInput {
	if len(pans) == 0 {
		return nil
	}
	out := make([]*pb.PanInput, 0, len(pans))
	for _, p := range pans {
		out = append(out, &pb.PanInput{
			Name:        p.Name,
			Position:    p.Position,
			BoltLengths: p.BoltLengths,
		})
	}
	return out
}