added key binding system

src/main/java/kaptainwutax/seedcracker/gui/GuiScreen.java

@@ -5,7 +5,7 @@ import net.minecraft.text.LiteralText;
 
 public class GuiScreen extends Screen {
 
-	protected GuiScreen(String name) {
+	public GuiScreen(String name) {
 		super(new LiteralText(name));
 	}
 
@@ -14,4 +14,9 @@ public class GuiScreen extends Screen {
 		this.renderBackground();
 	}
 
+	@Override
+	public boolean isPauseScreen() {
+		return false;
+	}
+
 }

src/main/java/kaptainwutax/seedcracker/init/KeyBindings.java

@@ -0,0 +1,43 @@
+package kaptainwutax.seedcracker.init;
+
+import kaptainwutax.seedcracker.util.Log;
+import net.minecraft.client.options.KeyBinding;
+
+import java.util.LinkedHashSet;
+
+public class KeyBindings {
+
+	public static LinkedHashSet<KeyBinding> KEY_REGISTRY = new LinkedHashSet<>();
+	public static LinkedHashSet<String> CATEGORY_REGISTRY = new LinkedHashSet<>();
+
+	public static KeyBinding OPEN_MENU = new KeyBinding(getName("open_menu"), 'M', getCategory("seedcracker"));
+
+	static {
+		registerKeyBinding(OPEN_MENU);
+	}
+
+	/*
+	 * Registers keys and their categories. Remember that everything is FIFO.
+	 */
+	private static void registerKeyBinding(KeyBinding keyBinding) {
+		if(keyBinding == null) {
+			throw new NullPointerException("Cannot register a null key binding!");
+		} else {
+			KEY_REGISTRY.add(keyBinding);
+			CATEGORY_REGISTRY.add(keyBinding.getCategory());
+			Log.debug("Registering key [" + keyBinding.getName() + ", " + keyBinding.getId() + "] from category [" + keyBinding.getCategory() + "].");
+		}
+	}
+
+	/*
+	 * Generates the category and key prefixes for the language files.
+	 */
+	public static String getCategory(String registryName) {
+		return "key.categories." + registryName;
+	}
+
+	public static String getName(String registryName) {
+		return "key." + registryName.toLowerCase();
+	}
+
+}

src/main/java/kaptainwutax/seedcracker/mixin/ClientPlayNetworkHandlerMixin.java

@@ -3,7 +3,7 @@ package kaptainwutax.seedcracker.mixin;
 import com.mojang.authlib.GameProfile;
 import com.mojang.brigadier.CommandDispatcher;
 import kaptainwutax.seedcracker.SeedCracker;
-import kaptainwutax.seedcracker.command.ClientCommands;
+import kaptainwutax.seedcracker.init.ClientCommands;
 import kaptainwutax.seedcracker.cracker.storage.HashedSeedData;
 import kaptainwutax.seedcracker.finder.FinderQueue;
 import net.minecraft.client.MinecraftClient;

src/main/java/kaptainwutax/seedcracker/mixin/ClientPlayerEntityMixin.java

@@ -2,7 +2,10 @@ package kaptainwutax.seedcracker.mixin;
 
 import com.mojang.brigadier.StringReader;
 import kaptainwutax.seedcracker.SeedCracker;
-import kaptainwutax.seedcracker.command.ClientCommands;
+import kaptainwutax.seedcracker.gui.GuiScreen;
+import kaptainwutax.seedcracker.init.ClientCommands;
+import kaptainwutax.seedcracker.init.KeyBindings;
+import net.minecraft.client.MinecraftClient;
 import net.minecraft.client.network.ClientPlayerEntity;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.injection.At;
@@ -17,6 +20,10 @@ public abstract class ClientPlayerEntityMixin {
     @Inject(method = "tick", at = @At("HEAD"))
     private void tick(CallbackInfo ci) {
         SeedCracker.get().getDataStorage().tick();
+
+        if(MinecraftClient.getInstance().currentScreen == null && KeyBindings.OPEN_MENU.isPressed()) {
+            MinecraftClient.getInstance().openScreen(new GuiScreen("Test"));
+        }
     }
 
     @Inject(method = "sendChatMessage", at = @At("HEAD"), cancellable = true)

src/main/java/kaptainwutax/seedcracker/mixin/GameOptionsMixin.java

@@ -0,0 +1,36 @@
+package kaptainwutax.seedcracker.mixin;
+
+import kaptainwutax.seedcracker.init.KeyBindings;
+import net.minecraft.client.options.GameOptions;
+import net.minecraft.client.options.KeyBinding;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+import java.util.Iterator;
+
+@Mixin(GameOptions.class)
+public class GameOptionsMixin {
+
+	@Shadow public KeyBinding[] keysAll;
+
+	@Inject(method = "<init>", at = @At("RETURN"))
+	private void init(CallbackInfo ci) {
+		KeyBinding[] oldKeys = this.keysAll;
+		KeyBinding[] newKeys = new KeyBinding[oldKeys.length + KeyBindings.KEY_REGISTRY.size()];
+		Iterator<KeyBinding> keyBindingIterator = KeyBindings.KEY_REGISTRY.iterator();
+
+ 		for(int i = 0; i < newKeys.length; i++) {
+			if(i < oldKeys.length) {
+				newKeys[i] = oldKeys[i];
+			} else {
+				newKeys[i] = keyBindingIterator.next();
+			}
+		}
+
+ 		this.keysAll = newKeys;
+	}
+
+}

src/main/java/kaptainwutax/seedcracker/mixin/KeyBindingMixin.java

@@ -0,0 +1,24 @@
+package kaptainwutax.seedcracker.mixin;
+
+import kaptainwutax.seedcracker.init.KeyBindings;
+import net.minecraft.client.options.KeyBinding;
+import org.spongepowered.asm.mixin.Final;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+
+import java.util.Map;
+
+@Mixin(KeyBinding.class)
+public class KeyBindingMixin {
+
+	@Shadow @Final private static Map<String, Integer> categoryOrderMap;
+
+	static {
+		int start = categoryOrderMap.size();
+
+		for(String category: KeyBindings.CATEGORY_REGISTRY) {
+			categoryOrderMap.put(category, start++);
+		}
+	}
+
+}