Fixed channelcon echo

The senders are now stored per-channel
#56
This one took a bit to track down

lombok.config

@@ -0,0 +1 @@
+lombok.var.flagUsage = ALLOW

src/main/java/buttondevteam/discordplugin/DiscordPlugin.java

@@ -242,7 +242,8 @@ public class DiscordPlugin extends JavaPlugin implements IListener<ReadyEvent> {
     public void onDisable() {
         stop = true;
         for (val entry : MCChatListener.ConnectedSenders.entrySet())
-            MCListener.callEventExcludingSome(new PlayerQuitEvent(entry.getValue(), ""));
+            for (val valueEntry : entry.getValue().entrySet())
+                MCListener.callEventExcludingSome(new PlayerQuitEvent(valueEntry.getValue(), ""));
         MCChatListener.ConnectedSenders.clear();
         getConfig().set("lastannouncementtime", lastannouncementtime);
         getConfig().set("lastseentime", lastseentime);

src/main/java/buttondevteam/discordplugin/listeners/MCChatListener.java

@@ -12,6 +12,7 @@ import com.vdurmont.emoji.EmojiParser;
 import io.netty.util.collection.LongObjectHashMap;
 import lombok.NonNull;
 import lombok.RequiredArgsConstructor;
+import lombok.experimental.var;
 import lombok.val;
 import org.bukkit.Bukkit;
 import org.bukkit.command.CommandSender;
@@ -225,11 +226,11 @@ public class MCChatListener implements Listener, IListener<MessageReceivedEvent>
             val op = Bukkit.getOfflinePlayer(mcp.getUUID());
             if (start) {
                 val sender = new DiscordConnectedPlayer(user, channel, mcp.getUUID(), op.getName());
-                ConnectedSenders.put(user.getStringID(), sender);
+                addSender(ConnectedSenders, user, sender);
                 if (p == null)// Player is offline - If the player is online, that takes precedence
                     MCListener.callEventExcludingSome(new PlayerJoinEvent(sender, ""));
             } else {
-                val sender = ConnectedSenders.remove(user.getStringID());
+                val sender = removeSender(ConnectedSenders, channel, user);
                 if (p == null)// Player is offline - If the player is online, that takes precedence
                     MCListener.callEventExcludingSome(new PlayerQuitEvent(sender, ""));
             }
@@ -241,6 +242,37 @@ public class MCChatListener implements Listener, IListener<MessageReceivedEvent>
                 : lastmsgPerUser.removeIf(lmd -> lmd.channel.getLongID() == channel.getLongID());
     }
 
+    public static <T extends DiscordSenderBase> T addSender(HashMap<String, HashMap<IChannel, T>> senders,
+                                                            IUser user, T sender) {
+        return addSender(senders, user.getStringID(), sender);
+    }
+
+    public static <T extends DiscordSenderBase> T addSender(HashMap<String, HashMap<IChannel, T>> senders,
+                                                            String did, T sender) {
+        var map = senders.get(did);
+        if (map == null)
+            map = new HashMap<>();
+        map.put(sender.getChannel(), sender);
+        senders.put(did, map);
+        return sender;
+    }
+
+    public static <T extends DiscordSenderBase> T getSender(HashMap<String, HashMap<IChannel, T>> senders,
+                                                            IChannel channel, IUser user) {
+        var map = senders.get(user.getStringID());
+        if (map != null)
+            return map.get(channel);
+        return null;
+    }
+
+    public static <T extends DiscordSenderBase> T removeSender(HashMap<String, HashMap<IChannel, T>> senders,
+                                                               IChannel channel, IUser user) {
+        var map = senders.get(user.getStringID());
+        if (map != null)
+            return map.remove(channel);
+        return null;
+    }
+
     // ......................DiscordSender....DiscordConnectedPlayer.DiscordPlayerSender
     // Offline public chat......x............................................
     // Online public chat.......x...........................................x
@@ -286,12 +318,12 @@ public class MCChatListener implements Listener, IListener<MessageReceivedEvent>
     /**
      * May contain P&lt;DiscordID&gt; as key for public chat
      */
-    public static final HashMap<String, DiscordSender> UnconnectedSenders = new HashMap<>();
+    public static final HashMap<String, HashMap<IChannel, DiscordSender>> UnconnectedSenders = new HashMap<>();
-    public static final HashMap<String, DiscordConnectedPlayer> ConnectedSenders = new HashMap<>();
+    public static final HashMap<String, HashMap<IChannel, DiscordConnectedPlayer>> ConnectedSenders = new HashMap<>();
     /**
      * May contain P&lt;DiscordID&gt; as key for public chat
      */
-    public static final HashMap<String, DiscordPlayerSender> OnlineSenders = new HashMap<>();
+    public static final HashMap<String, HashMap<IChannel, DiscordPlayerSender>> OnlineSenders = new HashMap<>();
     public static short ListC = 0;
 
     public static void resetLastMessage() {
@@ -606,14 +638,13 @@ public class MCChatListener implements Listener, IListener<MessageReceivedEvent>
      * This method will find the best sender to use: if the player is online, use that, if not but connected then use that etc.
      */
     private static DiscordSenderBase getSender(IChannel channel, final IUser author) {
-        val key = (channel.isPrivate() ? "" : "P") + author.getStringID();
+        val key = author.getStringID();
         return Stream.<Supplier<Optional<DiscordSenderBase>>>of( // https://stackoverflow.com/a/28833677/2703239
-                () -> Optional.ofNullable(OnlineSenders.get(key)), // Find first non-null
+                () -> Optional.ofNullable(getSender(OnlineSenders, channel, author)), // Find first non-null
-                () -> Optional.ofNullable(ConnectedSenders.get(key)), // This doesn't support the public chat, but it'll always return null for it
+                () -> Optional.ofNullable(getSender(ConnectedSenders, channel, author)), // This doesn't support the public chat, but it'll always return null for it
-                () -> Optional.ofNullable(UnconnectedSenders.get(key)), () -> {
+                () -> Optional.ofNullable(getSender(OnlineSenders, channel, author)), () -> {
-                    val dsender = new DiscordSender(author, channel);
+                    return Optional.of(addSender(UnconnectedSenders, author,
-                    UnconnectedSenders.put(key, dsender);
+                            new DiscordSender(author, channel)));
-                    return Optional.of(dsender);
                 }).map(Supplier::get).filter(Optional::isPresent).map(Optional::get).findFirst().get();
     }
 

src/main/java/buttondevteam/discordplugin/listeners/MCListener.java

@@ -36,7 +36,7 @@ public class MCListener implements Listener {
     public void onPlayerLogin(PlayerLoginEvent e) {
         if (e.getResult() != Result.ALLOWED)
             return;
-        MCChatListener.ConnectedSenders.values().stream()
+        MCChatListener.ConnectedSenders.values().stream().flatMap(v -> v.values().stream()) //Only private mcchat should be in ConnectedSenders
                 .filter(s -> s.getUniqueId().equals(e.getPlayer().getUniqueId())).findAny()
                 .ifPresent(dcp -> callEventExcludingSome(new PlayerQuitEvent(dcp, "")));
     }
@@ -50,10 +50,10 @@ public class MCListener implements Listener {
             DiscordPlayer dp = e.GetPlayer().getAs(DiscordPlayer.class);
             if (dp != null) {
                 val user = DiscordPlugin.dc.getUserByID(Long.parseLong(dp.getDiscordID()));
-                MCChatListener.OnlineSenders.put(dp.getDiscordID(),
+                MCChatListener.addSender(MCChatListener.OnlineSenders, dp.getDiscordID(),
                         new DiscordPlayerSender(user, user.getOrCreatePMChannel(), p));
-                MCChatListener.OnlineSenders.put("P" + dp.getDiscordID(),
+                MCChatListener.addSender(MCChatListener.OnlineSenders, dp.getDiscordID(),
-                        new DiscordPlayerSender(user, DiscordPlugin.chatchannel, p));
+                        new DiscordPlayerSender(user, DiscordPlugin.chatchannel, p)); //Stored per-channel
             }
             if (ConnectCommand.WaitingToConnect.containsKey(e.GetPlayer().PlayerName().get())) {
                 IUser user = DiscordPlugin.dc
@@ -76,9 +76,9 @@ public class MCListener implements Listener {
         if (e.getPlayer() instanceof DiscordConnectedPlayer)
             return; // Only care about real users
         MCChatListener.OnlineSenders.entrySet()
-                .removeIf(entry -> entry.getValue().getUniqueId().equals(e.getPlayer().getUniqueId()));
+                .removeIf(entry -> entry.getValue().entrySet().stream().anyMatch(p -> p.getValue().getUniqueId().equals(e.getPlayer().getUniqueId())));
         Bukkit.getScheduler().runTask(DiscordPlugin.plugin,
-                () -> MCChatListener.ConnectedSenders.values().stream()
+                () -> MCChatListener.ConnectedSenders.values().stream().flatMap(v -> v.values().stream())
                         .filter(s -> s.getUniqueId().equals(e.getPlayer().getUniqueId())).findAny()
                         .ifPresent(dcp -> callEventExcludingSome(new PlayerJoinEvent(dcp, ""))));
         Bukkit.getScheduler().runTaskLaterAsynchronously(DiscordPlugin.plugin,

src/main/java/buttondevteam/discordplugin/mccommands/AcceptMCCommand.java

@@ -35,7 +35,7 @@ public class AcceptMCCommand extends DiscordMCCommandBase {
 		dp.save();
 		mcp.save();
 		ConnectCommand.WaitingToConnect.remove(player.getName());
-		MCChatListener.UnconnectedSenders.remove(did);
+        MCChatListener.UnconnectedSenders.remove(did); //Remove all unconnected, will be recreated where needed
 		player.sendMessage("§bAccounts connected.");
 		return true;
 	}