Files
i-want-to-heal/android/app/src/main/java/com/warren/iwanttoheal/ControllerBridgeActivity.java
T
2026-07-04 19:31:58 -04:00

318 lines
11 KiB
Java

package com.warren.iwanttoheal;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.os.Build;
import android.os.Bundle;
import android.os.SystemClock;
import android.view.InputDevice;
import android.view.KeyEvent;
import android.view.MotionEvent;
import android.view.View;
import com.getcapacitor.BridgeActivity;
import java.io.File;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
public abstract class ControllerBridgeActivity extends BridgeActivity {
public static final String EXTRA_INITIAL_URL = "com.warren.iwanttoheal.INITIAL_URL";
private static final String PREFS_NAME = "com.warren.iwanttoheal.performance";
private static final String CACHE_CLEARED_VERSION_KEY = "webview_cache_cleared_version";
private static final float AXIS_DEAD_ZONE = 0.45f;
private static final long DPAD_THROTTLE_MS = 55;
private final long[] lastDpadDispatchAt = new long[16];
private final Set<String> activeMotionTokens = new HashSet<>();
private final Map<String, Long> lastMotionDispatchAt = new HashMap<>();
@Override
public void onCreate(Bundle savedInstanceState) {
boolean shouldClearWebViewCache = shouldClearWebViewCacheForCurrentVersion();
if (shouldClearWebViewCache) clearWebViewServiceWorkers();
super.onCreate(savedInstanceState);
AndroidDisplayPerformance.preferBatteryRefreshRate(getWindow(), getWindowManager().getDefaultDisplay());
if (bridge != null) {
if (shouldClearWebViewCache) {
bridge.getWebView().clearCache(true);
markWebViewCacheClearedForCurrentVersion();
}
}
loadIntentUrl();
}
@Override
protected void onNewIntent(Intent intent) {
super.onNewIntent(intent);
setIntent(intent);
loadIntentUrl();
}
@Override
public void onWindowFocusChanged(boolean hasFocus) {
super.onWindowFocusChanged(hasFocus);
if (hasFocus) {
enableImmersiveMode();
AndroidDisplayPerformance.preferBatteryRefreshRate(
getWindow(),
getWindowManager().getDefaultDisplay()
);
}
}
@Override
public boolean dispatchTouchEvent(MotionEvent event) {
if (
event.getActionMasked() == MotionEvent.ACTION_DOWN
&& bridge != null
&& bridge.getWebView() != null
) {
bridge.getWebView().requestFocus();
}
return super.dispatchTouchEvent(event);
}
private void loadIntentUrl() {
if (bridge == null || getIntent() == null) return;
String initialUrl = getIntent().getStringExtra(EXTRA_INITIAL_URL);
if (initialUrl == null || initialUrl.isEmpty()) return;
bridge.getWebView().post(() -> bridge.getWebView().loadUrl(initialUrl));
}
private void enableImmersiveMode() {
getWindow().getDecorView().setSystemUiVisibility(
View.SYSTEM_UI_FLAG_FULLSCREEN
| View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
| View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY
| View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
| View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
| View.SYSTEM_UI_FLAG_LAYOUT_STABLE
);
}
private void clearWebViewServiceWorkers() {
File webViewData = new File(getApplicationInfo().dataDir, "app_webview");
deleteIfExists(new File(webViewData, "Default/Service Worker"));
deleteIfExists(new File(webViewData, "Service Worker"));
}
private boolean shouldClearWebViewCacheForCurrentVersion() {
return performancePreferences().getLong(CACHE_CLEARED_VERSION_KEY, -1L)
!= currentVersionCode();
}
private void markWebViewCacheClearedForCurrentVersion() {
performancePreferences()
.edit()
.putLong(CACHE_CLEARED_VERSION_KEY, currentVersionCode())
.apply();
}
private SharedPreferences performancePreferences() {
return getSharedPreferences(PREFS_NAME, MODE_PRIVATE);
}
private long currentVersionCode() {
try {
PackageInfo packageInfo = getPackageManager().getPackageInfo(getPackageName(), 0);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
return packageInfo.getLongVersionCode();
}
return packageInfo.versionCode;
} catch (PackageManager.NameNotFoundException exception) {
return -1L;
}
}
private void deleteIfExists(File file) {
if (!file.exists()) return;
if (file.isDirectory()) {
File[] children = file.listFiles();
if (children != null) {
for (File child : children) {
deleteIfExists(child);
}
}
}
file.delete();
}
@Override
public boolean dispatchKeyEvent(KeyEvent event) {
String token = controllerToken(event.getKeyCode());
if (token == null || bridge == null) return super.dispatchKeyEvent(event);
if (event.getAction() == KeyEvent.ACTION_DOWN) {
boolean repeat = event.getRepeatCount() > 0;
if (isDpadToken(token) && shouldThrottleDpad(token)) return true;
dispatchNativeControllerToken(token, repeat);
}
return true;
}
@Override
public boolean dispatchGenericMotionEvent(MotionEvent event) {
if (
bridge == null
|| event.getActionMasked() != MotionEvent.ACTION_MOVE
|| !isControllerMotionEvent(event)
) {
return super.dispatchGenericMotionEvent(event);
}
Set<String> currentTokens = new HashSet<>();
float leftStickX = event.getAxisValue(MotionEvent.AXIS_X);
float leftStickY = event.getAxisValue(MotionEvent.AXIS_Y);
dispatchNativeControllerMotion(leftStickX, leftStickY);
addAxisTokens(
currentTokens,
event.getAxisValue(MotionEvent.AXIS_HAT_X),
"Button14",
"Button15"
);
addAxisTokens(
currentTokens,
event.getAxisValue(MotionEvent.AXIS_HAT_Y),
"Button12",
"Button13"
);
addAxisTokens(
currentTokens,
leftStickX,
"Axis0-",
"Axis0+"
);
addAxisTokens(
currentTokens,
leftStickY,
"Axis1-",
"Axis1+"
);
boolean hadMotionTokens = !activeMotionTokens.isEmpty();
long now = SystemClock.uptimeMillis();
for (String token : currentTokens) {
boolean repeat = activeMotionTokens.contains(token);
long lastDispatchAt = lastMotionDispatchAt.containsKey(token)
? lastMotionDispatchAt.get(token)
: 0L;
if (!repeat || now - lastDispatchAt >= DPAD_THROTTLE_MS) {
dispatchNativeControllerToken(token, repeat);
lastMotionDispatchAt.put(token, now);
}
}
activeMotionTokens.clear();
activeMotionTokens.addAll(currentTokens);
if (currentTokens.isEmpty() && !hadMotionTokens) {
return super.dispatchGenericMotionEvent(event);
}
return true;
}
private boolean isControllerMotionEvent(MotionEvent event) {
int source = event.getSource();
return (source & InputDevice.SOURCE_JOYSTICK) == InputDevice.SOURCE_JOYSTICK
|| (source & InputDevice.SOURCE_DPAD) == InputDevice.SOURCE_DPAD
|| (source & InputDevice.SOURCE_GAMEPAD) == InputDevice.SOURCE_GAMEPAD;
}
private void addAxisTokens(
Set<String> tokens,
float value,
String negativeToken,
String positiveToken
) {
if (value <= -AXIS_DEAD_ZONE) tokens.add(negativeToken);
if (value >= AXIS_DEAD_ZONE) tokens.add(positiveToken);
}
private void dispatchNativeControllerToken(String token, boolean repeat) {
if (bridge == null || bridge.getWebView() == null) return;
String script =
"window.dispatchEvent(new CustomEvent('ashen-halls-native-controller',"
+ "{detail:{token:'" + token + "',repeat:" + repeat + "}}));";
bridge.getWebView().post(
() -> {
bridge.getWebView().requestFocus();
bridge.getWebView().evaluateJavascript(script, null);
}
);
}
private void dispatchNativeControllerMotion(float x, float y) {
if (bridge == null || bridge.getWebView() == null) return;
String script =
"window.dispatchEvent(new CustomEvent('ashen-halls-native-controller-motion',"
+ "{detail:{x:" + x + ",y:" + y + "}}));";
bridge.getWebView().post(
() -> {
bridge.getWebView().requestFocus();
bridge.getWebView().evaluateJavascript(script, null);
}
);
}
private boolean shouldThrottleDpad(String token) {
int buttonIndex = Integer.parseInt(token.substring("Button".length()));
long now = SystemClock.uptimeMillis();
if (now - lastDpadDispatchAt[buttonIndex] < DPAD_THROTTLE_MS) return true;
lastDpadDispatchAt[buttonIndex] = now;
return false;
}
private boolean isDpadToken(String token) {
return token.equals("Button12")
|| token.equals("Button13")
|| token.equals("Button14")
|| token.equals("Button15");
}
private String controllerToken(int keyCode) {
switch (keyCode) {
case KeyEvent.KEYCODE_BUTTON_A:
case KeyEvent.KEYCODE_DPAD_CENTER:
case KeyEvent.KEYCODE_ENTER:
case KeyEvent.KEYCODE_NUMPAD_ENTER:
return "Button0";
case KeyEvent.KEYCODE_BUTTON_B:
case KeyEvent.KEYCODE_BACK:
case KeyEvent.KEYCODE_ESCAPE:
return "Button1";
case KeyEvent.KEYCODE_BUTTON_X:
return "Button2";
case KeyEvent.KEYCODE_BUTTON_Y:
return "Button3";
case KeyEvent.KEYCODE_BUTTON_L1:
return "Button4";
case KeyEvent.KEYCODE_BUTTON_R1:
return "Button5";
case KeyEvent.KEYCODE_BUTTON_L2:
return "Button6";
case KeyEvent.KEYCODE_BUTTON_R2:
return "Button7";
case KeyEvent.KEYCODE_BUTTON_SELECT:
return "Button8";
case KeyEvent.KEYCODE_BUTTON_START:
return "Button9";
case KeyEvent.KEYCODE_BUTTON_THUMBL:
return "Button10";
case KeyEvent.KEYCODE_BUTTON_THUMBR:
return "Button11";
case KeyEvent.KEYCODE_DPAD_UP:
return "Button12";
case KeyEvent.KEYCODE_DPAD_DOWN:
return "Button13";
case KeyEvent.KEYCODE_DPAD_LEFT:
return "Button14";
case KeyEvent.KEYCODE_DPAD_RIGHT:
return "Button15";
default:
return null;
}
}
}