[refactor] try to generate general structures

src/main/java/net/saltymc/eaa/EaaMod.java

@@ -1,8 +1,21 @@
 package net.saltymc.eaa;
 
 import net.fabricmc.api.ModInitializer;
+import net.saltymc.eaa.handler.CommandHandler;
+import net.saltymc.eaa.handler.HandlerInterface;
+import net.saltymc.eaa.util.ResponseEntity;
+
+import java.util.ArrayList;
+import java.util.List;
 
 public class EaaMod implements ModInitializer {
+
+	private final List<HandlerInterface> handler;
+
+	public EaaMod(){
+		handler = new ArrayList<>();
+	}
+
 	@Override
 	public void onInitialize() {
 		// This code runs as soon as Minecraft is in a mod-load-ready state.
@@ -10,5 +23,19 @@ public class EaaMod implements ModInitializer {
 		// Proceed with mild caution.
 
 		System.out.println("EAA Mod initializing...");
+
+		//Init CommandHandler
+		handler.add(new CommandHandler());
+
+	}
+
+	public ResponseEntity onEvent(Object object){
+		for (HandlerInterface hi : handler) {
+			ResponseEntity handlerResponse = hi.handle(object);
+			if (handlerResponse.isWasHandled())
+				return handlerResponse;				// Events are exclusive yet
+		}
+
+		return new ResponseEntity(false);
 	}
 }

src/main/java/net/saltymc/eaa/commands/Command.java

@@ -1,9 +0,0 @@
-package net.saltymc.eaa.commands;
-
-import net.fabricmc.fabric.api.client.command.v1.FabricClientCommandSource;
-
-public interface Command {
-
-    int run(FabricClientCommandSource cs, String[] args);
-
-}

src/main/java/net/saltymc/eaa/commands/EaaCommand.java

@@ -1,13 +0,0 @@
-package net.saltymc.eaa.commands;
-
-import net.fabricmc.fabric.api.client.command.v1.FabricClientCommandSource;
-import net.minecraft.text.Text;
-
-public class EaaCommand implements Command{
-    @Override
-    public int run(FabricClientCommandSource cs, String[] args) {
-        cs.sendFeedback(Text.of("command catched!"));
-
-        return 0;
-    }
-}

src/main/java/net/saltymc/eaa/handler/CommandHandler.java

@@ -1,39 +1,36 @@
-package net.saltymc.eaa.commands;
+package net.saltymc.eaa.handler;
 
 import com.mojang.brigadier.exceptions.BuiltInExceptionProvider;
 import com.mojang.brigadier.exceptions.CommandExceptionType;
 import com.mojang.brigadier.exceptions.CommandSyntaxException;
 import net.fabricmc.fabric.api.client.command.v1.FabricClientCommandSource;
 import net.minecraft.client.MinecraftClient;
-import net.minecraft.command.CommandException;
-import net.minecraft.network.MessageType;
-import net.minecraft.text.LiteralText;
 import net.minecraft.text.Text;
 import net.minecraft.text.Texts;
 import net.minecraft.text.TranslatableText;
-import net.minecraft.util.Formatting;
-import net.minecraft.util.Util;
-import org.apache.logging.log4j.Level;
+import net.saltymc.eaa.handler.commands.Command;
+import net.saltymc.eaa.handler.commands.EaaCommand;
+import net.saltymc.eaa.util.ResponseEntity;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 
-import java.util.HashMap;
+import java.util.ArrayList;
+import java.util.List;
 
-import static net.fabricmc.fabric.api.client.command.v1.ClientCommandManager.DISPATCHER;
+public class CommandHandler implements HandlerInterface {
 
-public class CommandHandler {
-
-    private static final char PREFIX = '/';
+    private static final String PREFIX = "#";
     private static final Logger LOGGER = LogManager.getLogger();
-    private static HashMap<String, Command> commands;
+    private static List<Command> commands;
     //above line stolen from net.fabricmc.fabric.impl.command.client.ClientCommandInternals;
 
-    static {
-        if(CommandHandler.commands == null){
-            CommandHandler.commands = new HashMap<>();
-        }
-        CommandHandler.commands.put("p", new EaaCommand());
-        //TODO implement
+    private static FabricClientCommandSource commandSource;
+
+
+    public CommandHandler(){
+        commands = new ArrayList<>();
+
+        CommandHandler.commands.add(new EaaCommand());
     }
 
     /**
@@ -42,52 +39,31 @@ public class CommandHandler {
      * @param message the command message
      * @return true if the message should not be sent to the server, false otherwise
      */
-    public static boolean executeCommand(String message) {
+    public boolean executeCommand(String message) {
         if (message.isEmpty()) {
             return false; // Nothing to process
         }
 
-        if (message.charAt(0) != PREFIX) {
+        if (!message.matches("^" + PREFIX + ".*")) {
             return false; // Incorrect prefix, won't execute anything.
         }
 
         FabricClientCommandSource commandSource = (FabricClientCommandSource) MinecraftClient.getInstance().getNetworkHandler().getCommandSource();
 
-        //commandSource.getClient().getProfiler().push(message);
+        // Build args
+        String[] args = message.replaceFirst(PREFIX,"").split(" ");     // split into args and remove prefix
 
-        try {
-            //DISPATCHER.execute(message.substring(1), commandSource);
-            String command = message.replaceFirst(""+PREFIX,"").split(" ")[0];
-            String[] args = message.replaceFirst(""+PREFIX,"").split(" "); //TODO remove first item from array
+        LOGGER.debug("Valid Prefix received");
 
-            System.out.println("command: $"+command+"$");
-
-            if(CommandHandler.commands.get(command) != null) {
-                CommandHandler.commands.get(command).run(commandSource, args);
-            }else{
-                return false;
+        for (Command command : commands){
+            if (command.run(commandSource, args)) {        // Try execute command
+                LOGGER.debug("Executed following command: " + message);
+                return command.intercept();                 // if executed return interception flag
+            }
         }
 
-            return true;
-        /*} catch (CommandSyntaxException e) {
-            boolean ignored = isIgnoredException(e.getType());
-            LOGGER.log(ignored ? Level.DEBUG : Level.WARN, "Syntax exception for client-sided command '{}'", message, e);
-            if (ignored) {
-                return false;
-            }
-            commandSource.sendError(getErrorMessage(e));
-            return true;*/
-        } catch (CommandException e) {
-            LOGGER.warn("Error while executing client-sided command '{}'", message, e);
-            commandSource.sendError(e.getTextMessage());
-            return true;
-        } catch (RuntimeException e) {
-            LOGGER.warn("Error while executing client-sided command '{}'", message, e);
-            commandSource.sendError(Text.of(e.getMessage()));
-            return true;
-        } finally {
-            //commandSource.getClient().getProfiler().pop();
-        }
+        return false;                                       // Default dont intercept messages
+
     }
 
     /**
@@ -115,4 +91,11 @@ public class CommandHandler {
     }
 
 
+    @Override
+    public ResponseEntity handle(Object object) {
+        if (object instanceof String)
+            return new ResponseEntity(true, executeCommand((String) object));   // object matches handle event and return positive respondentsenity
+
+        return new ResponseEntity(false);   // object not matching return false
+    }
 }

src/main/java/net/saltymc/eaa/handler/HandlerInterface.java

@@ -0,0 +1,8 @@
+package net.saltymc.eaa.handler;
+
+import net.saltymc.eaa.util.ResponseEntity;
+
+public interface HandlerInterface {
+
+    ResponseEntity handle(Object object);
+}

src/main/java/net/saltymc/eaa/handler/commands/Command.java

@@ -0,0 +1,14 @@
+package net.saltymc.eaa.handler.commands;
+
+import net.fabricmc.fabric.api.client.command.v1.FabricClientCommandSource;
+
+public interface Command {
+
+    boolean run(final FabricClientCommandSource cs, String[] args);
+
+    /**
+     * should message get intercepted and not send to Server?
+     */
+    boolean intercept();
+
+}

src/main/java/net/saltymc/eaa/handler/commands/EaaCommand.java

@@ -0,0 +1,31 @@
+package net.saltymc.eaa.handler.commands;
+
+import net.fabricmc.fabric.api.client.command.v1.FabricClientCommandSource;
+import net.minecraft.text.Text;
+
+public class EaaCommand implements Command {
+
+    private static final String COMMAND = "echo";
+    private static final boolean INTERCEPT = true;
+
+    @Override
+    public boolean run( final FabricClientCommandSource cs, String[] args) {
+        if (!args[0].equalsIgnoreCase(COMMAND)) {
+            return false;
+        }
+
+        StringBuilder sb = new StringBuilder();
+        for (String arg : args)
+            sb.append(arg);
+
+        cs.sendFeedback(Text.of(sb.toString().replaceFirst(args[0], "")));
+
+
+        return true;
+    }
+
+    @Override
+    public boolean intercept() {
+        return INTERCEPT;
+    }
+}

src/main/java/net/saltymc/eaa/mixin/ExampleMixin.java

@@ -1,8 +1,9 @@
 package net.saltymc.eaa.mixin;
 
-import net.minecraft.client.gui.screen.TitleScreen;
 import net.minecraft.client.network.ClientPlayerEntity;
-import net.saltymc.eaa.commands.CommandHandler;
+import net.saltymc.eaa.EaaMod;
+import net.saltymc.eaa.handler.CommandHandler;
+import net.saltymc.eaa.util.ResponseEntity;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.injection.At;
 import org.spongepowered.asm.mixin.injection.Inject;
@@ -17,12 +18,21 @@ public class ExampleMixin {
 }
 */
 @Mixin(ClientPlayerEntity.class)
-public class ExampleMixin { //ClientPlayerEntityMixin
+public class ExampleMixin extends MixinInterface { //ClientPlayerEntityMixin
+
+	public ExampleMixin(final EaaMod eaaMod){
+		super(eaaMod);
+	}
+
+
 	@Inject(method = "sendChatMessage", at = @At("HEAD"), cancellable = true)
 	private void onSendChatMessage(String message, CallbackInfo info) {
 		System.out.println("in onSendChatMessage");
-		if (CommandHandler.executeCommand(message)) {
+
+		ResponseEntity responseEntity = eaaMod.onEvent(message);
+
+		if (responseEntity.isInterceptEvent())
 			info.cancel();
-		}
+
 	}
 }

src/main/java/net/saltymc/eaa/mixin/MixinInterface.java

@@ -0,0 +1,13 @@
+package net.saltymc.eaa.mixin;
+
+import net.saltymc.eaa.EaaMod;
+
+public abstract class MixinInterface {
+
+    protected final EaaMod eaaMod;
+
+    MixinInterface(EaaMod eaaMod){
+        this.eaaMod = eaaMod;
+    }
+
+}

src/main/java/net/saltymc/eaa/util/ResponseEntity.java

@@ -0,0 +1,29 @@
+package net.saltymc.eaa.util;
+
+public class ResponseEntity {
+
+    private boolean interceptEvent;
+    private final boolean wasHandled;
+
+    public ResponseEntity(boolean wasHandled){
+        this.wasHandled = wasHandled;
+    }
+
+    public ResponseEntity(boolean wasHandled, boolean interceptEvent){
+        this.wasHandled = wasHandled;
+        this.interceptEvent = interceptEvent;
+    }
+
+
+    public boolean isInterceptEvent() {
+        return interceptEvent;
+    }
+
+    public void setInterceptEvent(boolean interceptEvent) {
+        this.interceptEvent = interceptEvent;
+    }
+
+    public boolean isWasHandled() {
+        return wasHandled;
+    }
+}