package privilege

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

//参数校验
func (this *apiComp) BuyGiftCheck(session comm.IUserSession, req *pb.PrivilegeBuyGiftReq) (errdata *pb.ErrorData) {
	if req.VipLv == 0 {
		errdata = &pb.ErrorData{
			Code:  pb.ErrorCode_ReqParameterError,
			Title: pb.ErrorCode_ReqParameterError.ToString(),
		}
	}

	return
}

///获取特权列表
func (this *apiComp) BuyGift(session comm.IUserSession, req *pb.PrivilegeBuyGiftReq) (errdata *pb.ErrorData) {
	if errdata = this.BuyGiftCheck(session, req); errdata != nil {
		return
	}

	userinfo := this.module.ModuleUser.GetUser(session.GetUserId())
	if userinfo.Vip == 0 || userinfo.Vip < req.VipLv {
		errdata = &pb.ErrorData{
			Code:  pb.ErrorCode_VipLvError, // vip 等级不足
			Title: pb.ErrorCode_VipLvError.ToString(),
		}
		return
	}
	conf := this.module.configure.GetVipConfigureData(req.VipLv)
	if conf == nil {
		errdata = &pb.ErrorData{
			Code:  pb.ErrorCode_ConfigNoFound,
			Title: pb.ErrorCode_ConfigNoFound.ToString(),
		}
		return
	}
	vip, err := this.module.modelVip.getVipList(session.GetUserId())
	if err != nil {
		errdata = &pb.ErrorData{
			Code:  pb.ErrorCode_DBError,
			Title: pb.ErrorCode_DBError.ToString(),
		}
		return
	}
	if _, ok := vip.Reward[req.VipLv]; ok {
		errdata = &pb.ErrorData{ // 礼包重复购买
			Code:  pb.ErrorCode_VipBuyRepeat,
			Title: pb.ErrorCode_VipBuyRepeat.ToString(),
		}
		return
	}
	// 消耗检测
	if conf.PriceDiscount.N > 0 {
		if errdata = this.module.ConsumeRes(session, []*cfg.Gameatn{conf.PriceDiscount}, true); errdata != nil {
			return
		}
	}
	// 加资源
	if errdata = this.module.DispenseRes(session, conf.Giftinfo, true); errdata != nil {
		return
	}
	vip.Reward[req.VipLv] = true

	this.module.modelVip.modifyVipData(session.GetUserId(), map[string]interface{}{
		"reward": vip.Reward,
	})
	// 推送
	session.SendMsg(string(this.module.GetType()), PrivilegeBuyGiftResp, &pb.PrivilegeBuyGiftResp{Data: vip})
	return
}