joystick support

src/main/java/dev/isxander/controlify/controller/joystick/JoystickController.java

@@ -0,0 +1,69 @@
+package dev.isxander.controlify.controller.joystick;
+
+import com.google.gson.Gson;
+import com.google.gson.JsonElement;
+import dev.isxander.controlify.controller.AbstractController;
+import dev.isxander.controlify.controller.joystick.mapping.DataJoystickMapping;
+import dev.isxander.controlify.controller.joystick.mapping.JoystickMapping;
+import org.hid4java.HidDevice;
+import org.jetbrains.annotations.Nullable;
+import org.lwjgl.glfw.GLFW;
+
+import java.util.Objects;
+
+public class JoystickController extends AbstractController<JoystickState, JoystickConfig> {
+    private JoystickState state = JoystickState.EMPTY, prevState = JoystickState.EMPTY;
+    private final int axisCount, buttonCount, hatCount;
+    private final JoystickMapping mapping;
+
+    public JoystickController(int joystickId, @Nullable HidDevice hidDevice) {
+        super(joystickId, hidDevice);
+
+        this.axisCount = GLFW.glfwGetJoystickAxes(joystickId).capacity();
+        this.buttonCount = GLFW.glfwGetJoystickButtons(joystickId).capacity();
+        this.hatCount = GLFW.glfwGetJoystickHats(joystickId).capacity();
+
+        this.mapping = Objects.requireNonNull(DataJoystickMapping.fromType(type()));
+        
+        this.config = new JoystickConfig(this);
+        this.defaultConfig = new JoystickConfig(this);
+    }
+
+    @Override
+    public JoystickState state() {
+        return state;
+    }
+
+    @Override
+    public JoystickState prevState() {
+        return prevState;
+    }
+
+    @Override
+    public void updateState() {
+        prevState = state;
+        state = JoystickState.fromJoystick(this);
+    }
+
+    public JoystickMapping mapping() {
+        return mapping;
+    }
+
+    public int axisCount() {
+        return axisCount;
+    }
+
+    public int buttonCount() {
+        return buttonCount;
+    }
+
+    public int hatCount() {
+        return hatCount;
+    }
+
+    @Override
+    public void setConfig(Gson gson, JsonElement json) {
+        super.setConfig(gson, json);
+        this.config.setController(this);
+    }
+}