Better launcher crash report

app/src/main/java/net/kdt/pojavlaunch/FatalErrorActivity.java

@@ -1,17 +1,25 @@
 package net.kdt.pojavlaunch;
 
+import android.app.*;
 import android.content.*;
 import android.os.*;
 import android.support.v7.app.*;
+import android.util.*;
+import java.awt.*;
+import java.awt.datatransfer.*;
+
+import android.support.v7.app.AlertDialog;
 
 public class FatalErrorActivity extends AppCompatActivity
 {
-	public static void showError(Context ctx, boolean isFatalErr, Throwable th) {
+	public static void showError(Context ctx, String savePath, boolean storageAllow, /* boolean isFatalErr, */ Throwable th) {
 		Intent ferrorIntent = new Intent(ctx, FatalErrorActivity.class);
 		ferrorIntent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK);
 		ferrorIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
 		ferrorIntent.putExtra("throwable", th);
-		ferrorIntent.putExtra("isFatal", isFatalErr);
+		ferrorIntent.putExtra("savePath", savePath);
+		ferrorIntent.putExtra("storageAllow", storageAllow);
+		// ferrorIntent.putExtra("isFatal", isFatalErr);
 		ctx.startActivity(ferrorIntent);
 	}
 	
@@ -20,9 +28,46 @@ public class FatalErrorActivity extends AppCompatActivity
 		super.onCreate(savedInstanceState);
 		
 		Bundle extras = getIntent().getExtras();
-		Throwable th = (Throwable) extras.getSerializable("throwable");
-		boolean isFatalError = extras.getBoolean("isFatal", false);
+		boolean storageAllow = extras.getBoolean("storageAllow");
+		final String strStackTrace = Log.getStackTraceString((Throwable) extras.getSerializable("throwable"));
+		String strSavePath = extras.getString("savePath");
+		String errHeader = storageAllow ?
+			"Crash stack trace saved to " + strSavePath + "." :
+			"Storage permission is required to save crash stack trace!";
 		
-		Tools.showError(this, isFatalError ? R.string.error_fatal : R.string.global_error, th, true);
+		// boolean isFatalError = extras.getBoolean("isFatal", false);
+		
+		new AlertDialog.Builder(this)
+			.setTitle(R.string.error_fatal)
+			.setMessage(errHeader + "\n\n" + strStackTrace)
+			.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener(){
+
+				@Override
+				public void onClick(DialogInterface p1, int p2) {
+					finish();
+				}
+			})
+			.setNegativeButton(R.string.global_restart, new DialogInterface.OnClickListener(){
+
+				@Override
+				public void onClick(DialogInterface p1, int p2) {
+					startActivity(new Intent(FatalErrorActivity.this, PojavLoginActivity.class));
+				}
+			})
+			.setNeutralButton(android.R.string.copy, new DialogInterface.OnClickListener(){
+
+				@Override
+				public void onClick(DialogInterface p1, int p2) {
+					StringSelection errData = new StringSelection(strStackTrace);
+					Toolkit.getDefaultToolkit().getSystemClipboard().setContents(errData, null);
+
+					finish();
+				}
+			})
+			//.setNegativeButton("Report (not available)", null)
+			.setCancelable(false)
+			.show();
+		
+		// Tools.showError(this, isFatalError ? R.string.error_fatal : R.string.global_error, th, true);
 	}
 }

app/src/main/java/net/kdt/pojavlaunch/PojavApplication.java

@@ -9,16 +9,44 @@ import net.kdt.pojavlaunch.value.customcontrols.*;
 import android.support.v7.preference.*;
 import java.io.*;
 import android.content.*;
+import android.support.v4.app.*;
+import android.util.*;
+import net.kdt.pojavlaunch.exit.*;
+import java.time.*;
+import java.text.*;
+import java.util.*;
 
 public class PojavApplication extends Application
 {
+	public static String CRASH_REPORT_TAG = "PojavCrashReport";
+	
 	@Override
 	public void onCreate() {
 		Thread.setDefaultUncaughtExceptionHandler(new Thread.UncaughtExceptionHandler(){
 			@Override
 			public void uncaughtException(Thread thread, Throwable th) {
-				FatalErrorActivity.showError(PojavApplication.this, true, th);
-				android.os.Process.killProcess(android.os.Process.myPid());
+				boolean storagePermAllowed = Build.VERSION.SDK_INT < 23 || ActivityCompat.checkSelfPermission(PojavApplication.this, android.Manifest.permission.WRITE_EXTERNAL_STORAGE) == PackageManager.PERMISSION_GRANTED;
+				File crashFile = new File(storagePermAllowed ? Tools.MAIN_PATH : Tools.datapath, "latestcrash.txt");
+				try {
+					// Write to file, since some devices may not able to show error
+					crashFile.createNewFile();
+					PrintStream crashStream = new PrintStream(crashFile);
+					crashStream.append("PojavLauncher crash report\n");
+					crashStream.append(" - Time: " + DateFormat.getDateTimeInstance().format(new Date()));
+					crashStream.append(" - Device: " + Build.PRODUCT + " " + Build.MODEL);
+					crashStream.append(" - Android version: " + Build.VERSION.RELEASE);
+					crashStream.append(" - Crash stack trace:");
+					crashStream.append(Log.getStackTraceString(th));
+					crashStream.close();
+				} catch (Throwable th2) {
+					Log.e(CRASH_REPORT_TAG, " - Exception attempt saving crash stack trace:", th2);
+					Log.e(CRASH_REPORT_TAG, " - The crash stack trace was:", th);
+				}
+				
+				FatalErrorActivity.showError(PojavApplication.this, crashFile.getAbsolutePath(), storagePermAllowed, th);
+				// android.os.Process.killProcess(android.os.Process.myPid());
+				
+				MainActivity.fullyExit();
 			}
 		});
 		

app/src/main/res/values/strings.xml

@@ -118,6 +118,7 @@
 	<string name="global_load">Load</string>
 	<string name="global_name">Name</string>
 	<string name="global_remove">Remove</string>
+	<string name="global_restart">Restart</string>
 	<string name="global_save">Save</string>
 	<string name="global_error_field_empty">This field can\'t be empty</string>