package login

import (
	"context"
	"go_dreamfactory/comm"
	"go_dreamfactory/modules"
	"go_dreamfactory/pb"
	"go_dreamfactory/sys/cache"

	"github.com/liwei1dao/lego/sys/log"
)

const (
	QueryUserPackReq  = "pack.queryuserpackreq"
	QueryUserPackResp = "pack.queryuserpackresp"
)

type Api_Comp struct {
	modules.MComp_GateComp
}

///查询用户背包数据
func (this *Api_Comp) QueryUserPackReq(ctx context.Context, session comm.IUserSession, req *pb.QueryUserPackReq) (err error) {
	var (
		code  pb.ErrorCode
		pack  *pb.DB_UserPackData
		items []*pb.ItemAmount
	)
	defer func() {
		session.SendMsg(QueryUserPackResp, &pb.QueryUserPackResp{Code: code, Items: items})
	}()
	if session.GetUserId() == 0 {
		code = pb.ErrorCode_NoLogin
		return
	}
	if pack, err = cache.Defsys.QueryUserPack(session.GetUserId()); err != nil {
		log.Errorf("QueryUserPackReq err:%v", err)
		code = pb.ErrorCode_CacheReadError
		return
	} else {
		items = make([]*pb.ItemAmount, 0, len(pack.Pack))
		for _, v := range pack.Pack {
			if v.Itype == req.IType {
				items = append(items, &pb.ItemAmount{IsNew: v.IsNew, ItemId: v.ItemId, Amount: v.Amount})
			}
		}
	}
	return nil
}