client.cpp

改工程是一个基于select模型实现的MUD游戏

					system("pause");//暂停
					reborth=true;
					showMainMenu(sock);

					//退出战斗
					return;

				}
				else goto PL;
				
			}

		}
	}

	ColorTextOut("[系统]退出战斗模式",false);
	UpdateAfterFight(sock);	
}


void UpdateAfterFight(SOCKET sock)
{

	//先判断是否达到升级条件
	SCommand scom;
	scom.CommandID=CMD_GETLEVELINFO;

	char lv[3];
	itoa((g_player.level+1),lv,10);//取得下一级的数据

	scom.DataSize=(int)strlen(lv);

	int nRet=send(sock,(char*)&scom,sizeof(scom),0);
	if(nRet==SOCKET_ERROR)
	{
		cout<<"UpdateAfterFight()发送数据出错，请检查网络！"<<endl;
		return;
	}


	nRet=send(sock,lv,(int)strlen(lv),0);
	if(nRet==SOCKET_ERROR)
	{
		cout<<"UpdateAfterFight()发送数据出错，请检查网络！"<<endl;
		return;
	}


	LevelInfo li;
	memset(&li,0,sizeof(li));

	nRet=recv(sock,(char*)&li,sizeof(li),0);
	if(nRet==SOCKET_ERROR)
	{
		cout<<"UpdateAfterFight()接收数据出错，请检查网络！"<<endl;
		return;
	}


	if(g_player.exp>li.needexp)//升级后数据的更改
	{
		g_player.level++;
		g_player.hp=li.hp;
		g_player.mp=li.mp;
		g_player.attack=li.attack;
		g_player.defendence=li.defendence;
		g_player.celerity=li.celerity;
		g_player.exp-=li.needexp;
		if(strcmp(li.hasskill,"null")!=0)//等级提高，学习新技能
		{
			int i=0;
			for(;i<SKILLNUM;i++)
			{
				if(g_player.ownSkill[i]!="null")
					continue;
				else
				{
					g_player.ownSkill[i]=li.hasskill;
					break;
				}
			}

			updateNewDS updata;
			memset(&updata,0,sizeof(updata));

			sprintf(updata.op,"skill%d",i+1);
			strcpy(updata.item,g_player.ownSkill[i].c_str());
			updata.opType=DBOP_TYPE_STRING;

			SCommand scom;
			scom.CommandID=CMD_UPDATE;
			scom.DataSize=sizeof(updata);

			nRet=send(sock,(char*)&scom,sizeof(scom),0);
			if(nRet==SOCKET_ERROR)
			{
				cout<<"UpdateAfterFight()发送数据出错，请检查网络！"<<endl;
				return;
			}

			nRet=send(sock,(char*)&updata,sizeof(updata),0);
			if(nRet==SOCKET_ERROR)
			{
				cout<<"UpdateAfterFight()发送数据出错，请检查网络！"<<endl;
				return;
			}


			char res[20];
			memset(res,0,20);

			nRet=recv(sock,res,sizeof(res),0);
			if(nRet==SOCKET_ERROR)
			{
				cout<<"UpdateAfterFight()接收数据出错，请检查网络！"<<endl;
				return;
			}

			if(strcmp(res,"UP OK")==0)
			{
				cout<<"你学习了新技能——"<<g_player.ownSkill[i]<<endl;
			}

		}
	}


	scom.CommandID=CMD_UPDATEROLEINFO;
	scom.DataSize=sizeof(g_player);

	nRet=send(sock,(char*)&scom,sizeof(scom),0);
	if(nRet==SOCKET_ERROR)
	{
		cout<<"UpdateAfterFight()发送数据出错，请检查网络！"<<endl;
		return;
	}

	nRet=send(sock,(char*)&g_player,sizeof(g_player),0);
	if(nRet==SOCKET_ERROR)
	{
		cout<<"UpdateAfterFight()发送数据出错，请检查网络！"<<endl;
		return;
	}



	char res[20];
	memset(res,0,20);


	nRet=recv(sock,res,sizeof(res),0);
	if(nRet==SOCKET_ERROR)
	{
		cout<<"UpdateAfterFight()发送数据出错，请检查网络！"<<endl;
		return;
	}



	if(strcmp(res,"UP OK")==0)
	{
		cout<<"恭喜你，你的修行增加了，法力增强了"<<endl;
	}



}


//获取怪物信息
bool GetMonsterInfo(SOCKET sock,monster& m)
{
	char* curpos=map[g_player.pos[0]][g_player.pos[1]];

	SCommand scom;
	scom.CommandID=CMD_GETMONSTERINFO;
	scom.DataSize=(int)strlen(curpos);

	int nRet=send(sock,(char*)&scom,sizeof(scom),0);
	if(nRet==SOCKET_ERROR)
	{
		cout<<"GetMonsterInfo()发送数据失败，请检查网络！"<<endl;
		return false;

	}

	nRet=send(sock,curpos,(int)strlen(curpos),0);
	if(nRet==SOCKET_ERROR)
	{
		cout<<"GetMonsterInfo()发送数据失败，请检查网络！"<<endl;
		return false;

	}


	nRet=recv(sock,(char*)&m,sizeof(m),0);
	if(nRet==SOCKET_ERROR)
	{
		cout<<"GetMonsterInfo()接收数据失败，请检查网络！"<<endl;
		return false;

	}
	return true;

}


//计算角色的综合值
void CalculateRoleInfo(SOCKET sock,int& attack,int& defence,int& celerity)
{

	if(g_player.ownEquip[0]!="null")
		defence=g_player.defendence+GetEquipValueByString(sock,g_player.ownEquip[0]);
	else defence=g_player.defendence;
	if(g_player.ownEquip[1]!="null")
		attack=g_player.attack+GetEquipValueByString(sock,g_player.ownEquip[1]);
	else attack=g_player.attack;
	if(g_player.ownEquip[2]!="null")
		celerity=g_player.celerity+GetEquipValueByString(sock,g_player.ownEquip[2]);
	else celerity=g_player.celerity;

}



//一般描述事件(包括交易系统，换装系统，)
void DefaultEvent(SOCKET sock)
{
	vector<Myobject> SuperMarket;
	char* curScence=map[g_player.pos[0]][g_player.pos[1]];
	SCommand scom;
	scom.CommandID=CMD_CHECKHASNPC;
	scom.DataSize=(int)strlen(curScence);

	int nRet=send(sock,(char*)&scom,sizeof(scom),0);
	if(nRet==SOCKET_ERROR)
	{
		cout<<"DefaultEvent()发送数据出错，请检查网络！"<<endl;
		return;
	}


	nRet=send(sock,curScence,(int)strlen(curScence),0);
	if(nRet==SOCKET_ERROR)
	{
		cout<<"DefaultEvent()发送数据出错，请检查网络！"<<endl;
		return;
	}


	bool hasNPC=false;

	nRet=recv(sock,(char*)&hasNPC,sizeof(hasNPC),0);
	if(nRet==SOCKET_ERROR)
	{
		cout<<"DefaultEvent()发送数据出错，请检查网络！"<<endl;
		return;
	}

	if(hasNPC)//有npc，则取回npc数据
	{

		

		scom.CommandID=CMD_GETNPCINFO;

		nRet=send(sock,(char*)&scom,sizeof(scom),0);
		if(nRet==SOCKET_ERROR)
		{
			cout<<"DefaultEvent()发送数据出错，请检查网络！"<<endl;
			return;
		}

		nRet=send(sock,curScence,(int)strlen(curScence),0);
		if(nRet==SOCKET_ERROR)
		{
			cout<<"DefaultEvent()发送数据出错，请检查网络！"<<endl;
			return;
		}


		npc npcdata;
		memset(&npcdata,0,sizeof(npcdata));

		nRet=recv(sock,(char*)&npcdata,sizeof(npcdata),0);
		if(nRet==SOCKET_ERROR)
		{
			cout<<"DefaultEvent()发送数据出错，请检查网络！"<<endl;
			return;
		}
		

		//以下显示npc的货品，只有两项物品，如果需要更改的话，需要更改相应的地方(包括游戏中其他的地方)。
		int objnum=0;
		Myobject mobj;
		char buf[256];		
		cout<<"不经意间竟然发现附近有个位商人……"<<endl<<npcdata.npcName<<endl;
		cout<<"出售商品:"<<endl;

		//第一件商品
		cout<<"["<<objnum++<<"] "<<npcdata.item1<<endl;
		memset(buf,0,256);
		string temp=npcdata.item1;
		memset(&mobj,0,sizeof(mobj));
		if(GetObjectInfo(sock,temp,mobj))
		{
			sprintf(buf,"[%s]物品类型：%s,效果值：%d,价格：%d,使用等级：%d",mobj.objectName,GetStringByObjType(mobj.moType),mobj.value,mobj.buy,mobj.needLevel);
			ColorTextOut(buf,false);
			cout<<endl;
			SuperMarket.push_back(mobj);
		}

		//第二件商品
		cout<<"["<<objnum++<<"] "<<npcdata.item2<<endl;
		memset(buf,0,256);
		temp=npcdata.item2;
		memset(&mobj,0,sizeof(mobj));
		if(GetObjectInfo(sock,temp,mobj))
		{
			sprintf(buf,"[%s]物品类型：%s,效果值：%d,价格：%d,使用等级：%d",mobj.objectName,GetStringByObjType(mobj.moType),mobj.value,mobj.buy,mobj.needLevel);
			ColorTextOut(buf,false);
			cout<<endl;
			SuperMarket.push_back(mobj);
		}

		//第三件商品
		cout<<"["<<objnum++<<"] "<<npcdata.item3<<endl;
		memset(buf,0,256);
		temp=npcdata.item3;
		memset(&mobj,0,sizeof(mobj));
		if(GetObjectInfo(sock,temp,mobj))
		{
			sprintf(buf,"[%s]物品类型：%s,效果值：%d,价格：%d,使用等级：%d",mobj.objectName,GetStringByObjType(mobj.moType),mobj.value,mobj.buy,mobj.needLevel);
			ColorTextOut(buf,false);
			cout<<endl;
			SuperMarket.push_back(mobj);
		}

		//第四件商品
		cout<<"["<<objnum++<<"] "<<npcdata.item4<<endl;
		memset(buf,0,256);
		temp=npcdata.item4;
		memset(&mobj,0,sizeof(mobj));
		if(GetObjectInfo(sock,temp,mobj))
		{
			sprintf(buf,"[%s]物品类型：%s,效果值：%d,价格：%d,使用等级：%d",mobj.objectName,GetStringByObjType(mobj.moType),mobj.value,mobj.buy,mobj.needLevel);
			ColorTextOut(buf,false);
			cout<<endl;
			SuperMarket.push_back(mobj);
		}

		//第五件商品
		cout<<"["<<objnum++<<"] "<<npcdata.item5<<endl;
		memset(buf,0,256);
		temp=npcdata.item5;
		memset(&mobj,0,sizeof(mobj));
		if(GetObjectInfo(sock,temp,mobj))
		{
			sprintf(buf,"[%s]物品类型：%s,效果值：%d,价格：%d,使用等级：%d",mobj.objectName,GetStringByObjType(mobj.moType),mobj.value,mobj.buy,mobj.needLevel);
			ColorTextOut(buf,false);
			cout<<endl;
			SuperMarket.push_back(mobj);
		}
		
		
		//买卖系统
		bool iswelldone=false;
		
		while(!iswelldone)
		{
			int choice=0;
			int itemchoice=-1;
			int itemnum=0;
			bool ismoneyupdate=false;
			bool isobjectadd=false;
			char in='0';

			cout<<"****************欢迎光临******************"<<endl;
			cout<<"请选择你当前的操作："<<endl;
			cout<<"1>够买"<<endl;
			cout<<"2>抛售"<<endl;
			cout<<"3>离开"<<endl;

			cin>>in;
			if(in<'0'||in>'4')
				return;
			else	choice=in-'0';

			switch(choice)
			{
			case 1:
				cout<<"请选择你要够买物品的序号：(序号外任意键退出)"<<endl;
				cin>>itemchoice;
				if(itemchoice>=objnum||itemchoice<0)
					break;
				cout<<"请输入你要够买的数量："<<endl;
				cin>>itemnum;
				
				if(SuperMarket[itemchoice].buy*itemnum>g_player.money)
					cout<<"你的钱不够！"<<endl;
				else
				{
					//更改当前金钱
					g_player.money-=SuperMarket[itemchoice].buy*itemnum;

					updateNewDS updata;
					memset(&updata,0,sizeof(updata));
					

					strcpy(updata.op,"tael");
					strcpy(updata.item,"null");
					updata.opType=DBOP_TYPE_NUM;
					updata.num=g_player.money;


					SCommand scom;
					scom.CommandID=CMD_UPDATE;
					scom.DataSize=sizeof(updata);


					int nRet=send(sock,(char*)&scom,sizeof(scom),0);
					if(nRet==SOCKET_ERROR)
					{
						cout<<"DefaultEvent()函数，发送更新数据失败，请检查网络！"<<endl;
						return;
					}


					nRet=send(sock,(char*)&updata,sizeof(updata),0);
					if(nRet==SOCKET_ERROR)
					{
						cout<<"DefaultEvent()函数，发送更新数据失败，请检查网络！"<<endl;
						return;
					}



					//反馈结果
					char res[20];
					memset(res,0,20);
					nRet=recv(sock,res,sizeof(res),0);
					if(nRet==SOCKET_ERROR)
					{
						cout<<"DefaultEvent()函数，接收结果数据失败，请检查网络！"<<endl;
						return;
					}


					if(strcmp(res,"UP OK")==0)
						ismoneyupdate=true;
												

					bool isrevolve=false;//判断背包是否满了
					memset(&updata,0,sizeof(updata));
					//更改背包数据
					for(int i=1;i<=OBJECTNUM;i++)
					{
						if(g_player.ownObject[i-1].ownObjectName!="null")
						{
							//背包用已有该物品
							if(g_player.ownObject[i-1].ownObjectName==SuperMarket[itemchoice].objectName)
							{
								//本地数据修改
								g_player.ownObject[i-1].num+=itemnum;

								//同步数据库
								sprintf(updata.op,"objectnum%d",i);
								updata.num=g_player.ownObject[i-1].num;
								updata.opType=DBOP_TYPE_NUM;
								strcpy(updata.item,"null");
								isrevolve=true;
								break;
							}
							else continue;
						}
						else//背包中没有该物品，但有空位
						{
							//修改本地数据
							g_player.ownObject[i-1].ownObjectName=SuperMarket[itemchoice].objectName;
							g_player.ownObject[i-1].num=itemnum;

							//填充数据包
							sprintf(updata.op,"objectname%d objectnum%d",i,i);
							strcpy(updata.item,SuperMarket[itemchoice].objectName);
							updata.num=itemnum;
							updata.opType=DBOP_TYPE_ALL;
							isrevolve=true;
							break;
						}
					}

					if(!isrevolve)
					{
						cout<<"你的背包已满，请不要这么贪心！"<<endl;
						return;
					}

					scom.DataSize=sizeof(updata);
					nRet=send(sock,(char*)&scom,sizeof(scom),0);
					if(nRet==SOCKET_ERROR)
					{
						cout<<"DefaultEvent()函数，发送更新数据失败，请检查网络！"<<endl;
						return;
					}


					nRet=send(sock,(char*)&updata,sizeof(updata),0);
					if(nRet==SOCKET_ERROR)
					{
						cout<<"DefaultEvent()函数，发送更新数据失败，请检查网络！"<<endl;
						return;
					}


					memset(res,0,20);
					nRet=recv(sock,res,sizeof(res),0);
					if(nRet==SOCKET_ERROR)
					{
						cout<<"DefaultEvent()函数，接收结果数据失败，请检查网络！"<<endl;
						return;
					}
					

					if(strcmp(res,"UP OK")==0)
						isobjectadd=true;



					//反馈最终结果
					if(ismoneyupdate&&isobjectadd)
					{
						ColorTextOut("[系统]",false);
						cout<<"交易成功！"<<endl;
					}
					else
					{
						ColorTextOut("[系统]",false);
						cout<<"交易失败！"<<endl;

					}

				}

				break;
			case 2:
				SellObject(sock);
				break;
			case 3:
				iswelldone=true;
				cout<<"******************如果有缘，下次再见*****************"<<endl;
				break;
			default:
				cout<<"输入非法，请输入数字1-3"<<endl;
				break;
			}