Error handle

app/build.gradle

@@ -204,6 +204,7 @@ dependencies {
     }
     // Parceler
     implementation 'org.parceler:parceler-api:1.1.13'
+    implementation 'androidx.coordinatorlayout:coordinatorlayout:1.2.0'
     annotationProcessor 'org.parceler:parceler:1.1.13'
     // Dagger 2
     implementation 'com.google.dagger:dagger:2.53.1'

app/src/main/AndroidManifest.xml

@@ -432,6 +432,15 @@
             android:resource="@dimen/app_minimumsize_h" />
 
         <activity android:name=".investment.PriceEditActivity" />
+
+        <!-- Error Handling -->
+        <activity
+            android:process=":crashreport"
+            android:name=".crashreport.CrashReportActivity"
+            android:label="@string/title_activity_auth"
+            android:exported="false"
+            android:theme="@style/AppTheme.NoActionBar" />
+
     </application>
 
 </manifest>

app/src/main/java/com/money/manager/ex/common/MmxBaseFragmentActivity.java

@@ -34,6 +34,7 @@
 import com.money.manager.ex.R;
 import com.money.manager.ex.core.Core;
 import com.money.manager.ex.core.UIHelper;
+import com.money.manager.ex.crashreport.CrashReporter;
 import com.money.manager.ex.log.ErrorRaisedEvent;
 import com.money.manager.ex.settings.AppSettings;
 
@@ -55,6 +56,8 @@ public abstract class MmxBaseFragmentActivity
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
+        new CrashReporter(this);
+
         setTheme();
 
         AppSettings settings = new AppSettings(this);
@@ -71,6 +74,7 @@ protected void onCreate(Bundle savedInstanceState) {
         this.compositeSubscription = new CompositeSubscription();
 
         super.onCreate(savedInstanceState);
+
         // Initialize the ActivityResultLauncher
         openDocumentLauncher = registerForActivityResult(new ActivityResultContracts.StartActivityForResult(),
                 result -> {

app/src/main/java/com/money/manager/ex/crashreport/CrashReportActivity.java

@@ -0,0 +1,65 @@
+package com.money.manager.ex.crashreport;
+
+
+import android.content.Intent;
+import android.net.Uri;
+import android.os.Bundle;
+import android.widget.Button;
+import android.widget.TextView;
+
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.widget.Toolbar;
+
+import com.money.manager.ex.R;
+
+public class CrashReportActivity extends AppCompatActivity {
+    private Intent intent = null;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_auth);
+        Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
+        setSupportActionBar(toolbar);
+        handleIntent();
+    }
+
+
+    void handleIntent() {
+        if (intent != null) return;
+
+        intent = getIntent();
+        if (intent == null) return;
+
+        String source = intent.getStringExtra("ERROR");
+        String report = intent.getStringExtra(Intent.EXTRA_TEXT);
+
+        TextView reportUI = findViewById(R.id.editTextReport);
+        reportUI.setText(report);
+
+        Button openIssue = findViewById(R.id.buttonOpenIssue);
+        openIssue.setOnClickListener(v -> {
+            String body = "[Put here your description]\n" + report;
+            String uri = Uri.parse("https://github.com/moneymanagerex/android-money-manager-ex/issues/new")
+                    .buildUpon()
+                    .appendQueryParameter("label", "bug")
+//                .appendQueryParameter("title", "Your title here")
+                    .appendQueryParameter("body", body)
+                    .build().toString();
+            Intent myIntent = new Intent(Intent.ACTION_VIEW, Uri.parse(uri));
+            this.startActivity(myIntent);
+
+            closeActivity();
+
+        });
+
+        Button cancel = findViewById(R.id.buttonQuit);
+        cancel.setOnClickListener(view -> closeActivity());
+    }
+
+    private void closeActivity() {
+        this.finish();
+        android.os.Process.killProcess(android.os.Process.myPid());
+        System.exit(0);
+    }
+}

app/src/main/java/com/money/manager/ex/crashreport/CrashReporter.java

@@ -0,0 +1,105 @@
+package com.money.manager.ex.crashreport;
+
+
+import android.content.Context;
+import android.content.Intent;
+import android.os.Build;
+
+/**
+ * Activity based Exception handler ...
+ */
+public class CrashReporter implements Thread.UncaughtExceptionHandler {
+
+    private final Context mContext;
+    private final Thread.UncaughtExceptionHandler rootHandler;
+
+    public CrashReporter(Context context) {
+        mContext = context;
+        // we should store the current exception handler -- to invoke it for all not handled exceptions ...
+        rootHandler = Thread.getDefaultUncaughtExceptionHandler();
+        // we replace the exception handler now with us -- we will properly dispatch the exceptions ...
+        Thread.setDefaultUncaughtExceptionHandler(this);
+    }
+
+
+    @Override
+    public void uncaughtException(final Thread thread, final Throwable ex) {
+        // note we can't just open in Android an dialog etc. we have to use Intents here
+        // http://stackoverflow.com/questions/13416879/show-a-dialog-in-thread-setdefaultuncaughtexceptionhandler
+
+        Intent registerActivity = new Intent(mContext, CrashReportActivity.class);
+        registerActivity.setAction("HANDLE_ERROR");
+        registerActivity.putExtra("ERROR", CrashReporter.class.getName());
+        registerActivity.putExtra(Intent.EXTRA_TEXT, generateReport(thread,ex));
+        registerActivity.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
+
+        mContext.startActivity(registerActivity);
+
+        rootHandler.uncaughtException(thread, ex);
+//        // make sure we die, otherwise the app will hang ...
+//        android.os.Process.killProcess(android.os.Process.myPid());
+//        // sometimes on older android version killProcess wasn't enough -- strategy pattern should be considered here
+//        System.exit(0);
+
+    }
+
+    public static String generateReport(final Thread t, final Throwable e) {
+        StackTraceElement[] arr = e.getStackTrace();
+        final StringBuffer report = new StringBuffer(e.toString());
+        final String lineSeperator = "-------------------------------\n\n";
+        report.append("\n\n");
+        report.append("--------- Stack trace ---------\n\n");
+        for (int i = 0; i < arr.length; i++) {
+            report.append( "    ");
+            report.append(arr[i].toString());
+            report.append("\n");
+        }
+        report.append(lineSeperator);
+        // If the exception was thrown in a background thread inside
+        // AsyncTask, then the actual exception can be found with getCause
+        report.append("--------- Cause ---------\n\n");
+        Throwable cause = e.getCause();
+        if (cause != null) {
+            report.append(cause.toString());
+            report.append("\n\n");
+            arr = cause.getStackTrace();
+            for (int i = 0; i < arr.length; i++) {
+                report.append("    ");
+                report.append(arr[i].toString());
+                report.append("\n");
+            }
+        }
+        // Getting the Device brand,model and sdk verion details.
+        report.append(lineSeperator);
+        report.append("--------- Device ---------\n\n");
+        report.append("Brand: ");
+        report.append(Build.BRAND);
+        report.append("\n");
+        report.append("Device: ");
+        report.append(Build.DEVICE);
+        report.append("\n");
+        report.append("Model: ");
+        report.append(Build.MODEL);
+        report.append("\n");
+        report.append("Id: ");
+        report.append(Build.ID);
+        report.append("\n");
+        report.append("Product: ");
+        report.append(Build.PRODUCT);
+        report.append("\n");
+        report.append(lineSeperator);
+        report.append("--------- Firmware ---------\n\n");
+        report.append("SDK: ");
+        report.append(Build.VERSION.SDK_INT);
+        report.append("\n");
+        report.append("Release: ");
+        report.append(Build.VERSION.RELEASE);
+        report.append("\n");
+        report.append("Incremental: ");
+        report.append(Build.VERSION.INCREMENTAL);
+        report.append("\n");
+        report.append(lineSeperator);
+        return  report.toString();
+    }
+
+}

app/src/main/res/layout/activity_auth.xml

@@ -0,0 +1,90 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.coordinatorlayout.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:fitsSystemWindows="true"
+    tools:context="com.money.manager.ex.crashreport.CrashReportActivity">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:orientation="vertical">
+
+        <com.google.android.material.appbar.AppBarLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:theme="@style/AppTheme.AppBarOverlay">
+
+            <androidx.appcompat.widget.Toolbar
+                android:id="@+id/toolbar"
+                android:layout_width="match_parent"
+                android:layout_height="?attr/actionBarSize"
+                android:background="?attr/colorPrimary"
+                app:popupTheme="@style/AppTheme.PopupOverlay" />
+
+        </com.google.android.material.appbar.AppBarLayout>
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="horizontal"
+            android:paddingBottom="@dimen/activity_vertical_margin"
+            android:paddingLeft="@dimen/activity_horizontal_margin"
+            android:paddingRight="@dimen/activity_horizontal_margin"
+            android:paddingTop="@dimen/activity_vertical_margin"
+            >
+
+            <Button
+                android:id="@+id/buttonMail"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_weight="20"
+                android:text="Send Mail" />
+
+            <Button
+                android:id="@+id/buttonOpenIssue"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_weight="20"
+                android:text="Open Issue" />
+
+            <Button
+                android:id="@+id/buttonQuit"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_weight="20"
+                android:text="Cancel" />
+        </LinearLayout>
+
+        <!-- include layout="@layout/content_auth" /  -->
+        <TextView
+            android:id="@+id/textViewClass"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:text="@string/bad_error_occurs" />
+
+        <RelativeLayout
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:paddingBottom="@dimen/activity_vertical_margin"
+            android:paddingLeft="@dimen/activity_horizontal_margin"
+            android:paddingRight="@dimen/activity_horizontal_margin"
+            android:paddingTop="@dimen/activity_vertical_margin"
+            app:layout_behavior="@string/appbar_scrolling_view_behavior"
+            tools:context="com.money.manager.ex.crashreport.CrashReportActivity"
+            tools:showIn="@layout/activity_auth">
+
+            <EditText
+                android:id="@+id/editTextReport"
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:editable="false"
+                android:ems="10"
+                android:gravity="start|top"
+                android:inputType="textMultiLine" />
+        </RelativeLayout>
+
+    </LinearLayout>
+</androidx.coordinatorlayout.widget.CoordinatorLayout>

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

@@ -830,4 +830,7 @@
     <string name="issue_open">"Open issue on GitHub "</string>
 
 
+    <!-- Error Handling -->
+    <string name="title_activity_auth">Opps! Something went wrong.</string>
+    <string name="bad_error_occurs">We are so sad to notice an unexpected error. please report to developer</string>
 </resources>

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

@@ -146,4 +146,13 @@
         <item name="background">@android:drawable/dialog_holo_light_frame</item>
         <item name="android:padding">0dp</item>
     </style>
+
+
+    <!-- for Error Handling -->
+    <style name="AppTheme.AppBarOverlay" parent="ThemeOverlay.AppCompat.Dark.ActionBar" />
+    <style name="AppTheme.PopupOverlay" parent="ThemeOverlay.AppCompat.Light" />
+    <style name="AppTheme.NoActionBar" parent="Theme.AppCompat.Light.DarkActionBar">
+        <item name="windowActionBar">false</item>
+        <item name="windowNoTitle">true</item>
+    </style>
 </resources>