Start moving listeners away

TODOLIST

@@ -9,3 +9,5 @@ Add new info to dump for platform
 Migrate Bukkit types to our own :D
 
 Important: Create builder for ViaManager which allows supplying on the command exectutor, injector, platform :D
+
+Important: Add BukkitViaLoader to ViaManager sequence

bukkit/src/main/java/us/myles/ViaVersion/ViaVersionPlugin.java

@@ -8,14 +8,15 @@ import org.bukkit.plugin.java.JavaPlugin;
 import us.myles.ViaVersion.api.Via;
 import us.myles.ViaVersion.api.ViaAPI;
 import us.myles.ViaVersion.api.ViaVersion;
+import us.myles.ViaVersion.api.command.ViaCommandSender;
 import us.myles.ViaVersion.api.data.UserConnection;
 import us.myles.ViaVersion.api.platform.ViaPlatform;
 import us.myles.ViaVersion.api.protocol.ProtocolRegistry;
 import us.myles.ViaVersion.bukkit.BukkitCommandHandler;
+import us.myles.ViaVersion.bukkit.BukkitCommandSender;
 import us.myles.ViaVersion.bukkit.BukkitViaAPI;
 import us.myles.ViaVersion.bukkit.BukkitViaInjector;
 import us.myles.ViaVersion.classgenerator.ClassGenerator;
-import us.myles.ViaVersion.listeners.UpdateListener;
 import us.myles.ViaVersion.util.ReflectionUtil;
 
 import java.util.UUID;
@@ -88,7 +89,6 @@ public class ViaVersionPlugin extends JavaPlugin implements ViaPlatform {
             Via.getManager().init();
         }
 
-        Bukkit.getPluginManager().registerEvents(new UpdateListener(), this);
 
         getCommand("viaversion").setExecutor(commandHandler = new BukkitCommandHandler());
         getCommand("viaversion").setTabCompleter(commandHandler);
@@ -189,6 +189,16 @@ public class ViaVersionPlugin extends JavaPlugin implements ViaPlatform {
         getServer().getScheduler().runTask(this, runnable);
     }
 
+    @Override
+    public ViaCommandSender[] getOnlinePlayers() {
+        ViaCommandSender[] array = new ViaCommandSender[Bukkit.getOnlinePlayers().size()];
+        int i = 0;
+        for (Player player : Bukkit.getOnlinePlayers()) {
+            array[i++] = new BukkitCommandSender(player);
+        }
+        return array;
+    }
+
     @Override
     public void sendMessage(UUID uuid, String message) {
         Player player = Bukkit.getPlayer(uuid);

bukkit/src/main/java/us/myles/ViaVersion/bukkit/BukkitViaAPI.java

@@ -26,7 +26,7 @@ import java.util.UUID;
 
 @AllArgsConstructor
 public class BukkitViaAPI implements ViaAPI<Player>, ViaVersionAPI {
-    public ViaVersionPlugin plugin;
+    private ViaVersionPlugin plugin;
 
     @Override
     public int getPlayerVersion(@NonNull Player player) {

bukkit/src/main/java/us/myles/ViaVersion/bukkit/BukkitViaLoader.java

@@ -0,0 +1,51 @@
+package us.myles.ViaVersion.bukkit;
+
+import lombok.AllArgsConstructor;
+import org.bukkit.Bukkit;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.player.PlayerQuitEvent;
+import us.myles.ViaVersion.ViaVersionPlugin;
+import us.myles.ViaVersion.api.Via;
+import us.myles.ViaVersion.api.platform.ViaPlatformLoader;
+import us.myles.ViaVersion.listeners.UpdateListener;
+import us.myles.ViaVersion.listeners.protocol1_9to1_8.*;
+import us.myles.ViaVersion.protocols.protocol1_9to1_8.ViaIdleThread;
+
+@AllArgsConstructor
+public class BukkitViaLoader implements ViaPlatformLoader {
+    private ViaVersionPlugin plugin;
+
+    @Override
+    public void load() {
+        // Update Listener
+        Bukkit.getPluginManager().registerEvents(new UpdateListener(), plugin);
+
+        /* Base Protocol */
+        final ViaVersionPlugin plugin = (ViaVersionPlugin) Bukkit.getPluginManager().getPlugin("ViaVersion");
+
+        Bukkit.getPluginManager().registerEvents(new Listener() {
+            @EventHandler
+            public void onPlayerQuit(PlayerQuitEvent e) {
+                Via.getManager().removePortedClient(e.getPlayer().getUniqueId());
+            }
+        }, plugin);
+
+        /* 1.9 client to 1.8 server */
+        new ArmorListener(plugin).register();
+        new CommandBlockListener(plugin).register();
+        new DeathListener(plugin).register();
+        new BlockListener(plugin).register();
+
+        if (Bukkit.getVersion().toLowerCase().contains("paper") || Bukkit.getVersion().toLowerCase().contains("taco")) {
+            plugin.getLogger().info("Enabling PaperSpigot/TacoSpigot patch: Fixes block placement.");
+            new PaperPatch(plugin).register();
+        }
+        if (plugin.getConf().isStimulatePlayerTick())
+            new ViaIdleThread(Via.getManager().getPortedPlayers()).runTaskTimer(plugin, 1L, 1L); // Updates player's idle status
+        if (plugin.getConf().isItemCache()) {
+            new HandItemCache().runTaskTimerAsynchronously(plugin, 2L, 2L); // Updates player's items :)
+            HandItemCache.CACHE = true;
+        }
+    }
+}

common/src/main/java/us/myles/ViaVersion/ViaManager.java

@@ -7,6 +7,7 @@ import us.myles.ViaVersion.api.command.ViaVersionCommand;
 import us.myles.ViaVersion.api.data.UserConnection;
 import us.myles.ViaVersion.api.platform.ViaInjector;
 import us.myles.ViaVersion.api.platform.ViaPlatform;
+import us.myles.ViaVersion.api.platform.ViaPlatformLoader;
 import us.myles.ViaVersion.api.protocol.ProtocolRegistry;
 import us.myles.ViaVersion.api.protocol.ProtocolVersion;
 import us.myles.ViaVersion.commands.ViaCommandHandler;
@@ -26,6 +27,7 @@ public class ViaManager {
     // Internals
     private ViaInjector injector;
     private ViaCommandHandler commandHandler;
+    private ViaPlatformLoader loader;
 
     public ViaManager(ViaPlatform platform) {
         this.platform = platform;

common/src/main/java/us/myles/ViaVersion/api/platform/ViaPlatformLoader.java

@@ -0,0 +1,5 @@
+package us.myles.ViaVersion.api.platform;
+
+public interface ViaPlatformLoader {
+    public void load();
+}

common/src/main/java/us/myles/ViaVersion/api/platform/providers/Provider.java

@@ -0,0 +1,4 @@
+package us.myles.ViaVersion.api.platform.providers;
+
+public interface Provider {
+}

common/src/main/java/us/myles/ViaVersion/api/platform/providers/ViaProviders.java

@@ -0,0 +1,37 @@
+package us.myles.ViaVersion.api.platform.providers;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+public class ViaProviders {
+    private Map<Class<? extends Provider>, Provider> providers = new HashMap<>();
+    private List<Class<? extends Provider>> lonelyProviders = new ArrayList<>();
+
+    public void require(Class<? extends Provider> provider) {
+        lonelyProviders.add(provider);
+    }
+
+    public <T extends Provider> void register(Class<T> provider, T value) {
+        providers.put(provider, value);
+    }
+
+    public <T extends Provider> void use(Class<T> provider, T value) {
+        if (lonelyProviders.contains(provider)) {
+            lonelyProviders.remove(provider);
+        }
+        providers.put(provider, value);
+    }
+
+    public <T extends Provider> T get(Class<T> provider) {
+        if (providers.containsKey(provider)) {
+            return (T) providers.get(provider);
+        } else {
+            if (lonelyProviders.contains(provider)) {
+                throw new IllegalStateException("There was no provider for " + provider + ", one is required!");
+            }
+            return null;
+        }
+    }
+}

common/src/main/java/us/myles/ViaVersion/protocols/base/BaseProtocol.java

@@ -9,10 +9,6 @@ import io.netty.util.concurrent.Future;
 import io.netty.util.concurrent.GenericFutureListener;
 import net.md_5.bungee.api.ChatColor;
 import org.apache.commons.lang.StringUtils;
-import org.bukkit.event.EventHandler;
-import org.bukkit.event.Listener;
-import org.bukkit.event.player.PlayerQuitEvent;
-import us.myles.ViaVersion.ViaVersionPlugin;
 import us.myles.ViaVersion.api.PacketWrapper;
 import us.myles.ViaVersion.api.Pair;
 import us.myles.ViaVersion.api.Via;
@@ -204,14 +200,7 @@ public class BaseProtocol extends Protocol {
 
     @Override
     protected void registerListeners() {
-        final ViaVersionPlugin plugin = (ViaVersionPlugin) Bukkit.getPluginManager().getPlugin("ViaVersion");
 
-        Bukkit.getPluginManager().registerEvents(new Listener() {
-            @EventHandler
-            public void onPlayerQuit(PlayerQuitEvent e) {
-                plugin.removePortedClient(e.getPlayer().getUniqueId());
-            }
-        }, plugin);
     }
 
     @Override

common/src/main/java/us/myles/ViaVersion/protocols/protocol1_9to1_8/Protocol1_9TO1_8.java

@@ -3,8 +3,6 @@ package us.myles.ViaVersion.protocols.protocol1_9to1_8;
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
 import com.google.gson.JsonObject;
-import org.bukkit.Bukkit;
-import us.myles.ViaVersion.ViaVersionPlugin;
 import us.myles.ViaVersion.api.PacketWrapper;
 import us.myles.ViaVersion.api.Via;
 import us.myles.ViaVersion.api.data.UserConnection;
@@ -103,23 +101,7 @@ public class Protocol1_9TO1_8 extends Protocol {
 
     @Override
     protected void registerListeners() {
-        ViaVersionPlugin plugin = (ViaVersionPlugin) Bukkit.getPluginManager().getPlugin("ViaVersion");
 
-        new ArmorListener(plugin).register();
-        new CommandBlockListener(plugin).register();
-        new DeathListener(plugin).register();
-        new BlockListener(plugin).register();
-
-        if (Bukkit.getVersion().toLowerCase().contains("paper") || Bukkit.getVersion().toLowerCase().contains("taco")) {
-            plugin.getLogger().info("Enabling PaperSpigot/TacoSpigot patch: Fixes block placement.");
-            new PaperPatch(plugin).register();
-        }
-        if (plugin.getConf().isStimulatePlayerTick())
-            new ViaIdleThread(plugin.getPortedPlayers()).runTaskTimer(plugin, 1L, 1L); // Updates player's idle status
-        if (plugin.getConf().isItemCache()) {
-            new HandItemCache().runTaskTimerAsynchronously(plugin, 2L, 2L); // Updates player's items :)
-            HandItemCache.CACHE = true;
-        }
     }
 
     @Override