public static Command eatPelletCommand(long ts, Player p1, int oldPelletID, Pellet newPellet)
{
Command newCommand = new Command();
newCommand.timeStamp = ts;
newCommand.cType = CType.EatPellet;
newCommand.message = newCommand.cType + ":" + ts + ":" + p1.playerNumber + ":" + p1.size + ":" + oldPelletID + ":" + newPellet.id + ":" + newPellet.x + ":" + newPellet.y + ":" + newPellet.size + ";";
return newCommand;
}
//server loop that checks messages from clients
public void loop()
{
//always run this loop
while (true)
{
try
{
//if all connected clients are read, we can start the game
if (numberOfClients > 1 && ClientsReady(clientArray, clientArray.First))
{
//create all the pellets on the server
for (int i = 0; i < numberOfPellets; i++)
{
pelletArray[i] = new Pellet(i);
}
foreach (Client c in clientArray)
{
c.clientReady = false;
//let all the clients know about each other
foreach (Client c2 in clientArray)
{
c2.sw.WriteLine("connected\\" + c.clientNumber);
}
//let all the clients know about the pellets
for (int j = 0; j < numberOfPellets; j++)
{
Pellet pellet = pelletArray[j];
c.sw.WriteLine("spawnPellet\\" + pellet.positionX + "\\" + pellet.positionY + "\\" + pellet.pelletID);
}
//now that all the clients have the initial game state
//each client can start playing
c.sw.WriteLine("start");
}
//now that the players have started playing
//the server should now start checking if any collisions have occured
//collisionThread.Start();
commandClock.Start();
playing = true;
}
//check each client in the array
//if they have commands waiting in the queue, dequeue and execute that command
foreach (Client client in clientArray)
{
//the server must check if it has recieved any commands from the clients
if (client.commandQueue.Count > 0)
{
//each command is a string that will be delimited by \\
string command = client.commandQueue.Dequeue();
//each message will be broken into an array of strings
string[] tokens = command.Split(new string[] { "\\" }, StringSplitOptions.None);
/*
*the commands are as follows
*play - tells the server that the client is ready to start playing the game
*userInfo - tells the server that the client is sending login information
* -check sthe database and either logins the clients, creates new user info,
* denies the login attemps
*velocity - broadcasts the sending client's updated velocity
*position - broadcasts the sending client's updated position
*score - broadcasts the correct scores to each client
*lag - adds a delay when sending messages between client and server (for testing purposes)
*/
if (tokens[0].Equals("play"))
{
if (playing)
{
loadGameState(client);
}
else
{
client.clientReady = true;
Console.WriteLine("client " + client.clientNumber + " is ready");
}
}
//
else if (tokens[0].Equals("userInfo"))
{
if (!loginNames.Contains(tokens[1]))
{
if (dm.existsInTable(tokens[1]))
{
if (tokens[2].Equals(dm.getUserPassword(tokens[1])))
{
client.sw.WriteLine("loginSucceed\\" + tokens[1]);
Console.WriteLine(tokens[1] + " has logged in");
}
else
{
client.sw.WriteLine("loginFail");
Console.WriteLine(tokens[1] + " entered incorrect password");
}
}
else
{
dm.insertIntoPlayer(tokens[1], tokens[2]);
loginNames.Add(tokens[1]);
client.sw.WriteLine("loginSucceed\\" + tokens[1]);
client.clientName = tokens[1];
dm.insertIntoHighScores(client.clientName, client.score);
dm.printTable();
dm.printHighTable();
dm.sendPacket("add", client.clientName, client.score);
}
}
else
{
client.sw.WriteLine("alreadyLoggedIn\\" + tokens[1]);
}
}
//if the velocity of a client has changed, they send it to the server
//the server broadcasts this velocity to all other clients
else if (tokens[0].Equals("velocity"))
{
if (tokens[1].Equals("x"))
{
client.xVelocity = float.Parse(tokens[2]);
client.yVelocity = 0;
}
else
{
client.yVelocity = float.Parse(tokens[2]);
client.xVelocity = 0;
}
foreach (Client c in clientArray)
{
if (c.clientNumber != client.clientNumber)
{
c.sw.WriteLine("velocity\\" + client.clientNumber + "\\" + client.xVelocity + "\\" + client.yVelocity);
}
}
}
else if (tokens[0].Equals("position"))
{
if (tokens[1].Equals("x"))
{
client.updatePosition(float.Parse(tokens[2]), client.whalePositionY);
}
else if (tokens[1].Equals("y"))
{
client.updatePosition(client.whalePositionX, float.Parse(tokens[2]));
}
foreach (Client c in clientArray)
{
if (c.clientNumber != client.clientNumber)
c.sw.WriteLine("position\\" + client.clientNumber + "\\" + client.whalePositionX + "\\" + client.whalePositionY);
}
CheckCollisions();
}
else if (tokens[0].Equals("lag"))
{
DateTime dt = NTPTime.getNTPTime(ref uniClock);
dt.AddMinutes(uniClock.Elapsed.Minutes);
dt.AddSeconds(uniClock.Elapsed.Seconds);
dt.AddMilliseconds(uniClock.ElapsedMilliseconds);
long ticks = dt.Ticks;
//client1.sw.WriteLine("lag\\" + ticks);
}
else if (tokens[0].Equals("logout"))
{
serverRef.RemoveClient(client);
//Console.WriteLine("Name about to be removed {0}", tokens[1]);
//loginNames.Remove(tokens[1]);
//dm.deleteFromHighScores(client.clientName);
//dm.sendPacket("remove", client.clientName, client.score);
}
else if (tokens[0].Equals("disconnect"))
{
dm.sendPacket("remove", client.clientName, client.score);
}
else
{
//do nothing
}
}
}
}
catch (Exception e)
{
Console.WriteLine(e.StackTrace);
Console.WriteLine(e.Message);
}
}
}
public static Command startGameCommand(long ts, Player p1, Player p2, float x1, float y1, float x2, float y2, int d1, int d2, Pellet[] pelletList)
{
Command newCommand = new Command();
newCommand.timeStamp = ts;
newCommand.cType = CType.StartGame;
newCommand.message = newCommand.cType + ":" + 0 + ":" + p1.playerNumber + ":" + x1 + ":" + y1 + ":" + d1 + ":" + p2.playerNumber + ":" + x2 + ":" + y2 + ":" + d2;
for (int i = 0; i < pelletList.Length; ++i)
{
newCommand.message += ":" + pelletList[i].id + ":" + pelletList[i].x + ":" + pelletList[i].y + ":" + pelletList[i].size;
}
newCommand.message += ";";
return newCommand;
}
public static Command startGameInProgressCommand(long ts, Player[] playerList, Pellet[] pelletList)
{
Command newCommand = new Command();
newCommand.timeStamp = ts;
newCommand.cType = CType.StartGame;
newCommand.message = newCommand.cType + ":" + 1 + ":" + playerList.Length;
for (int i = 0; i < playerList.Length; ++i )
{
newCommand.message += ":" + playerList[i].playerNumber + ":" + playerList[i].x + ":" + playerList[i].y + ":" + playerList[i].dir + ":" + playerList[i].size;
}
newCommand.message += ":" + pelletList.Length;
for (int i = 0; i < pelletList.Length; ++i)
{
newCommand.message += ":" + pelletList[i].id + ":" + pelletList[i].x + ":" + pelletList[i].y + ":" + pelletList[i].size;
}
newCommand.message += ";";
return newCommand;
}
public void spawnPellet(int index)
{
pelletList[index] = new Pellet(pelletNumber);
pelletNumber += 1;
}