improve command handling and expose setGameMode

doc/api.md

@@ -60,6 +60,7 @@
       - [player.changeBlock(position,blockType)](#playerchangeblockpositionblocktype)
       - [player.sendInitialPosition()](#playersendinitialposition)
       - [player.spawn()](#playerspawn)
+      - [player.setGameMode(gameMode)](#playersetgamemodegamemode)
     - [Low level properties](#low-level-properties)
       - [player._client](#player_client)
     - [Low level methods](#low-level-methods)
@@ -278,6 +279,9 @@ send its initial position to the player
 
 tell everybody else that the player spawned
 
+#### player.setGameMode(gameMode)
+
+set player gameMode to `gameMode`
 
 ### Low level properties
 

lib/playerPlugins/chat.js

@@ -2,35 +2,34 @@ module.exports=inject;
 
 function inject(serv, player, options)
 {
-  player._client.on('chat', function (data) {
-  if(data.message[0]=="/" && options.commands[data.message.slice(1)]) {
-    player.chat("" + options.commands[data.message.slice(1)]);
-  } else if(data.message == "/gamemode" || data.message == "/gamemode 0" || data.message == "/gamemode 1") {
-
-    if(data.message == "/gamemode 0") {
-      player._client.write("game_state_change", {
-        reason: 3,
-        gameMode: 0
-      });
-      player.gameMode = 0;
-      player.chat("Gamemode changed to 0!");
-    } else if(data.message == "/gamemode 1") {
-      player._client.write("game_state_change", {
-        reason: 3,
-        gameMode: 1
-      });
-      player.gameMode = 1;
-      player.chat("Gamemode changed to 1!")
-    } else {
-      player.chat("Invalid usage! Try using /gamemode 1");
+  player._client.on('chat', function (packet) {
+    if(!handleCommand(packet.message)) {
+      serv.broadcast('<' + player.username + '>' + ' ' + packet.message);
+      player.emit("chat",packet.message);
     }
-  } else {
-
-    serv.broadcast('<' + player.username + '>' + ' ' + data.message);
-    player.emit("chat",data.message);
-  }
   });
 
+  function handleCommand(message)
+  {
+    var command;
+    if(message[0]=="/")
+      command=message.slice(1);
+    else return false;
+
+    if(options.commands[command]) {
+      player.chat("" + options.commands[command]);
+      return true;
+    }
+    var results;
+    if(results=command.match(/^gamemode ([0-3])$/)) {
+      var gameMode=parseInt(results[1]);
+      player.setGameMode(gameMode);
+      return true;
+    }
+    player.chat("Invalid command.");
+    return true;
+  }
+
   function chat(message) {
     player._client.write('chat', { message: JSON.stringify(message), position: 0 });
   }

lib/playerPlugins/login.js

@@ -80,12 +80,13 @@ function inject(serv,player)
     });
   }
 
-  function updateGameState()
+  function setGameMode(gameMode)
   {
     player._client.write('game_state_change', {
       reason: 3,
-      gameMode: player.gameMode
+      gameMode: gameMode
     });
+    player.gameMode=gameMode;
   }
 
   function fillTabList()
@@ -179,7 +180,7 @@ function inject(serv,player)
     player.emit("spawned");
 
     updateTime();
-    updateGameState();
+    setGameMode(player.gameMode);
     fillTabList();
     spawnOthers();
     spawn();
@@ -188,6 +189,7 @@ function inject(serv,player)
   }
 
 
+  player.setGameMode=setGameMode;
   player.login=login;
   player.sendInitialPosition=sendInitialPosition;
   player.spawn=spawn;