package items

import (
	"go_dreamfactory/comm"
	"go_dreamfactory/pb"
	cfg "go_dreamfactory/sys/configure/structs"
)

//参数校验
func (this *apiComp) DecomposeCheck(session comm.IUserSession, req *pb.ItemsDecomposeReq) (code pb.ErrorCode) {
	if req.GridId == "" || req.Amount <= 0 {
		code = pb.ErrorCode_ReqParameterError
	}
	return
}

//出售道具
func (this *apiComp) Decompose(session comm.IUserSession, req *pb.ItemsDecomposeReq) (code pb.ErrorCode, data *pb.ErrorData) {
	var (
		err    error
		item   *pb.DB_UserItemData
		itemcf *cfg.GameItemData
		sale   []*cfg.Gameatn
	)
	if code = this.DecomposeCheck(session, req); code != pb.ErrorCode_Success {
		return
	}
	if item, err = this.module.modelItems.QueryUserPackByGridId(session.GetUserId(), req.GridId); err != nil {
		code = pb.ErrorCode_ReqParameterError
		return
	}
	if itemcf, err = this.module.configure.GetItemConfigure(item.ItemId); err != nil {
		code = pb.ErrorCode_ConfigurationException
		return
	}
	if itemcf.Sale == nil || len(itemcf.Sale) == 0 {
		code = pb.ErrorCode_ItemsUseNoCanSell
		return
	}
	if itemcf.DecomposeDeplete == nil || len(itemcf.DecomposeDeplete) == 0 {
		code = pb.ErrorCode_ItemsUseNoCanSell
		return
	}
	sale = make([]*cfg.Gameatn, 0, len(itemcf.DecomposeDeplete))
	for _, v := range itemcf.DecomposeDeplete {
		sale = append(sale, &cfg.Gameatn{
			A: v.A,
			T: v.T,
			N: v.N * int32(req.Amount),
		})
	}
	if code = this.module.ConsumeRes(session, sale, true); code != pb.ErrorCode_Success {
		return
	}

	if req.Amount > item.Amount {
		code = pb.ErrorCode_ReqParameterError
		this.module.Errorf("SellItemCheck over all amount:[%d:%d]", req.Amount, item.Amount)
		return
	}
	sale = make([]*cfg.Gameatn, len(itemcf.Sale))
	for i, v := range itemcf.Sale {
		temp := *v
		sale[i] = &temp
		sale[i].N = v.N * int32(req.Amount)
	}
	if code = this.module.DispenseRes(session, sale, true); code != pb.ErrorCode_Success {
		return
	}
	item.Amount = item.Amount - req.Amount
	if code = this.module.AddItemforGrid(session, req.GridId, -1*int32(req.Amount), true); code != pb.ErrorCode_Success {
		return
	}
	session.SendMsg(string(this.module.GetType()), "decompose", &pb.ItemsDecomposeResp{GridId: req.GridId, Amount: req.Amount, Issucc: true})
	return
}