Start the intro if the database file was not found

app/src/main/java/me/impy/aegis/IntroActivity.java

@@ -159,7 +159,6 @@ public class IntroActivity extends AppIntro {
         setResult(RESULT_OK, result);
 
         // skip the intro from now on
-        // TODO: show the intro if we can't find any database files
         SharedPreferences prefs = this.getSharedPreferences("me.impy.aegis", Context.MODE_PRIVATE);
         prefs.edit().putBoolean("passedIntro", true).apply();
         finish();

app/src/main/java/me/impy/aegis/MainActivity.java

@@ -26,6 +26,7 @@ import android.view.View;
 import android.widget.LinearLayout;
 import android.widget.Toast;
 
+import java.io.FileNotFoundException;
 import java.io.InputStream;
 import java.lang.reflect.UndeclaredThrowableException;
 import java.util.ArrayList;
@@ -69,10 +70,6 @@ public class MainActivity extends AppCompatActivity {
         } else {
             try {
                 _db.load();
-            } catch (Exception e) {
-                // TODO: feedback
-                throw new UndeclaredThrowableException(e);
-            }
                 if (!_db.isDecrypted()) {
                     Intent intent = new Intent(this, AuthActivity.class);
                     intent.putExtra("slots", _db.getFile().getSlots());
@@ -80,6 +77,15 @@ public class MainActivity extends AppCompatActivity {
                 } else {
                     loadKeyProfiles();
                 }
+            } catch (FileNotFoundException e) {
+                // start the intro if the db file was not found
+                Toast.makeText(this, "Database file not found, starting over...", Toast.LENGTH_SHORT).show();
+                Intent intro = new Intent(this, IntroActivity.class);
+                startActivityForResult(intro, CODE_DO_INTRO);
+            } catch (Exception e) {
+                // TODO: feedback
+                throw new UndeclaredThrowableException(e);
+            }
         }
 
         SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);