vanilla keybind override and config system

src/main/java/dev/isxander/controlify/bindings/ControllerBindings.java

@@ -1,22 +1,75 @@
 package dev.isxander.controlify.bindings;
 
+import com.google.gson.JsonObject;
 import dev.isxander.controlify.controller.Controller;
+import dev.isxander.controlify.event.ControlifyEvents;
+import dev.isxander.controlify.mixins.KeyMappingAccessor;
+import net.minecraft.client.KeyMapping;
+import net.minecraft.client.Minecraft;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
 
 public class ControllerBindings {
-    public final ControllerBinding JUMP, SNEAK, ATTACK, USE, SPRINT, NEXT_SLOT, PREV_SLOT;
-    public final ControllerBinding[] ALL;
+    public final ControllerBinding JUMP, SNEAK, ATTACK, USE, SPRINT, NEXT_SLOT, PREV_SLOT, PAUSE, INVENTORY, CHANGE_PERSPECTIVE, OPEN_CHAT;
+
+    private final List<ControllerBinding> registry = new ArrayList<>();
 
     public ControllerBindings(Controller controller) {
-        JUMP = new ControllerBinding(controller, Bind.A_BUTTON, "jump");
-        SNEAK = new ControllerBinding(controller, Bind.RIGHT_STICK, "sneak");
-        ATTACK = new ControllerBinding(controller, Bind.RIGHT_TRIGGER, "attack");
-        USE = new ControllerBinding(controller, Bind.LEFT_TRIGGER, "use");
-        SPRINT = new ControllerBinding(controller, Bind.LEFT_STICK, "sprint");
-        NEXT_SLOT = new ControllerBinding(controller, Bind.RIGHT_BUMPER, "next_slot");
-        PREV_SLOT = new ControllerBinding(controller, Bind.LEFT_BUMPER, "prev_slot");
+        var options = Minecraft.getInstance().options;
 
-        ALL = new ControllerBinding[] {
-                JUMP, SNEAK, ATTACK, USE, SPRINT, NEXT_SLOT, PREV_SLOT
-        };
+        JUMP = register(new ControllerBinding(controller, Bind.A_BUTTON, "jump", options.keyJump));
+        SNEAK = register(new ControllerBinding(controller, Bind.RIGHT_STICK, "sneak", options.keyShift));
+        ATTACK = register(new ControllerBinding(controller, Bind.RIGHT_TRIGGER, "attack", options.keyAttack));
+        USE = register(new ControllerBinding(controller, Bind.LEFT_TRIGGER, "use", options.keyUse));
+        SPRINT = register(new ControllerBinding(controller, Bind.LEFT_STICK, "sprint", options.keySprint));
+        NEXT_SLOT = register(new ControllerBinding(controller, Bind.RIGHT_BUMPER, "next_slot", null));
+        PREV_SLOT = register(new ControllerBinding(controller, Bind.LEFT_BUMPER, "prev_slot", null));
+        PAUSE = register(new ControllerBinding(controller, Bind.START, "pause", null));
+        INVENTORY = register(new ControllerBinding(controller, Bind.Y_BUTTON, "inventory", options.keyInventory));
+        CHANGE_PERSPECTIVE = register(new ControllerBinding(controller, Bind.BACK, "change_perspective", options.keyTogglePerspective));
+        OPEN_CHAT = register(new ControllerBinding(controller, Bind.DPAD_UP, "open_chat", options.keyChat));
+
+        ControlifyEvents.CONTROLLER_BIND_REGISTRY.invoker().onRegisterControllerBinds(this);
+
+        ControlifyEvents.CONTROLLER_STATE_UPDATED.register(this::imitateVanillaClick);
+    }
+
+    public ControllerBinding register(ControllerBinding binding) {
+        registry.add(binding);
+        return binding;
+    }
+
+    public List<ControllerBinding> registry() {
+        return Collections.unmodifiableList(registry);
+    }
+
+    public JsonObject toJson() {
+        JsonObject json = new JsonObject();
+        for (var binding : registry()) {
+            json.addProperty(binding.id(), binding.currentBind().identifier());
+        }
+        return json;
+    }
+
+    public void fromJson(JsonObject json) {
+        for (var binding : registry()) {
+            var bind = json.get(binding.id());
+            if (bind == null) continue;
+            binding.setCurrentBind(Bind.fromIdentifier(bind.getAsString()));
+        }
+    }
+
+    private void imitateVanillaClick(Controller controller) {
+        for (var binding : registry()) {
+            KeyMapping vanillaKey = binding.override();
+            if (vanillaKey == null) continue;
+
+            var vanillaKeyCode = ((KeyMappingAccessor) vanillaKey).getKey();
+
+            KeyMapping.set(vanillaKeyCode, binding.held());
+            if (binding.justPressed()) KeyMapping.click(vanillaKeyCode);
+        }
     }
 }