private ICommand CompileTryCommand()
{
ICommand command = this.CompileSuite();
var trycommand = new TryCommand(command);
int indent = this.lexer.NextIndent();
while (indent == this.indent)
{
if (this.TryCompile(TokenType.Name, "finally"))
{
if (trycommand.Finally != null)
{
throw new SyntaxError("invalid syntax");
}
ICommand finallycommand = this.CompileSuite();
trycommand.SetFinally(finallycommand);
}
else
{
break;
}
indent = this.lexer.NextIndent();
}
this.lexer.PushIndent(indent);
return(trycommand);
}
public void CreateAndExecuteTryCommand()
{
BindingEnvironment environment = new BindingEnvironment();
ICommand body = new SetCommand("a", new ConstantExpression(1));
TryCommand command = new TryCommand(body);
command.Execute(environment);
Assert.AreEqual(1, environment.GetValue("a"));
}
public static void TryCommand(long roomId, long ownerId, long actorId, int commandId, int actionPointCost)
{
// 正规流程,应该是先向服务器申请行动点是否足够,等待服务器确认以后再真正地执行
// 但是这样会导致服务器反应较为迟钝,而且客户端逻辑相对复杂,所有指令都要经过这样"申请/确认"的流程
// 所以,这里先再客户端自己确认行动点是否足够以后,就先执行了,然后再发送执行消耗行动点
// 如果服务器返回失败,则停止刚才的行为. 当然,这样做可能会导致之前的行动被打断,但是理论上服务器被驳回的几率较小,可以忽略
TryCommand output = new TryCommand()
{
RoomId = roomId,
OwnerId = ownerId,
ActorId = actorId,
CommandId = commandId,
ActionPointCost = actionPointCost,
};
GameRoomManager.Instance.SendMsg(ROOM.TryCommand, output.ToByteArray());
}
public void ExecuteFinallyEvenWhenRaiseException()
{
BindingEnvironment environment = new BindingEnvironment();
ICommand body = new SetCommand("a", new NameExpression("c"));
ICommand @finally = new SetCommand("b", new ConstantExpression(2));
TryCommand command = new TryCommand(body);
command.SetFinally(@finally);
try
{
command.Execute(environment);
Assert.Fail("Exception expected");
}
catch (Exception ex)
{
Assert.IsInstanceOfType(ex, typeof(NameError));
Assert.AreEqual("name 'c' is not defined", ex.Message);
}
Assert.IsNull(environment.GetValue("a"));
Assert.AreEqual(2, environment.GetValue("b"));
}
private void OnTryCommand(SocketAsyncEventArgs args, byte[] bytes)
{
TryCommand input = TryCommand.Parser.ParseFrom(bytes);
if (input.RoomId != RoomId)
{
return; // 不是自己房间的消息，略过
}
PlayerInfoInRoom piir = GetPlayerInRoom(input.OwnerId);
if (piir == null)
{
string msg = "在服务器没有找到该玩家!";
TryCommandReply output = new TryCommandReply()
{
RoomId = input.RoomId,
OwnerId = input.OwnerId,
Ret = false,
ErrMsg = msg,
};
ServerRoomManager.Instance.SendMsg(args, ROOM_REPLY.TryCommandReply, output.ToByteArray());
ServerRoomManager.Instance.Log("RoomLogic OnTryCommand Error - " + msg + $" - Id:{input.OwnerId}");
return;
}
var csv = CsvDataManager.Instance.GetTable("command_id");
int actionPointCost = csv.GetValueInt(input.CommandId, "ActionPointCost");
if (actionPointCost > 0)
{
bool ret = true;
string msg = "";
if (actionPointCost != input.ActionPointCost)
{ // 服务器校验一下
msg = $"行动点数服务器与客户端不一致! {input.ActionPointCost} : {actionPointCost}";
ret = false;
}
if (piir.ActionPoint < input.ActionPointCost)
{
msg = "行动点不足, 请稍后再试!";
ret = false;
}
if (!ret)
{
TryCommandReply output = new TryCommandReply()
{
RoomId = input.RoomId,
OwnerId = input.OwnerId,
Ret = false,
ErrMsg = msg,
};
ServerRoomManager.Instance.SendMsg(args, ROOM_REPLY.TryCommandReply, output.ToByteArray());
ServerRoomManager.Instance.Log("RoomLogic OnTryCommand Error - " + msg);
return;
}
// 扣除行动点数
piir.AddActionPoint(-input.ActionPointCost);
}
{
// 行动点发生变化,要通知客户端
UpdateActionPointReply output = new UpdateActionPointReply()
{
RoomId = input.RoomId,
OwnerId = input.OwnerId,
ActionPoint = piir.ActionPoint,
ActionPointMax = piir.ActionPointMax,
Ret = true,
};
ServerRoomManager.Instance.SendMsg(args, ROOM_REPLY.UpdateActionPointReply, output.ToByteArray());
TryCommandReply output2 = new TryCommandReply()
{
RoomId = input.RoomId,
OwnerId = input.OwnerId,
Ret = true,
};
ServerRoomManager.Instance.SendMsg(args, ROOM_REPLY.TryCommandReply, output2.ToByteArray());
ServerRoomManager.Instance.Log($"RoomLogic OnTryCommand OK - Permission granted! - CommandId:{input.CommandId} - ActionPointCost:{input.ActionPointCost}");
}
}