Fix old data restoring on reinstall (Android) (#170)

* Disable Auto Backup on Android

* Capture exceptions for Sentry in auth

android/app/src/main/AndroidManifest.xml

@@ -13,7 +13,8 @@
     <application
         android:label="Frosty"
         android:name="${applicationName}"
-        android:icon="@mipmap/ic_launcher">
+        android:icon="@mipmap/ic_launcher"
+        android:allowBackup="false">
         <activity
             android:name=".MainActivity"
             android:exported="true"

lib/core/auth/auth_store.dart

@@ -7,6 +7,7 @@ import 'package:frosty/constants/constants.dart';
 import 'package:frosty/core/user/user_store.dart';
 import 'package:frosty/main.dart';
 import 'package:mobx/mobx.dart';
+import 'package:sentry_flutter/sentry_flutter.dart';
 import 'package:webview_flutter/webview_flutter.dart';
 
 part 'auth_store.g.dart';
@@ -120,7 +121,13 @@ abstract class AuthBase with Store {
       }
 
       _error = null;
-    } catch (e) {
+    } catch (e, stackTrace) {
+      // If auth initialization failed, log the error to Sentry.
+      await Sentry.captureException(
+        e,
+        stackTrace: stackTrace,
+      );
+
       debugPrint(e.toString());
       _error = e.toString();
     }
@@ -145,8 +152,14 @@ abstract class AuthBase with Store {
 
       // Set the login status to logged in.
       if (user.details != null) _isLoggedIn = true;
-    } catch (error) {
-      debugPrint('Login failed due to $error');
+    } catch (e, stackTrace) {
+      // If login failed, log the error to Sentry.
+      await Sentry.captureException(
+        e,
+        stackTrace: stackTrace,
+      );
+
+      debugPrint('Login failed due to $e');
     }
   }
 
@@ -174,7 +187,13 @@ abstract class AuthBase with Store {
       _isLoggedIn = false;
 
       debugPrint('Successfully logged out');
-    } catch (e) {
+    } catch (e, stackTrace) {
+      // If logout failed, log the error to Sentry.
+      await Sentry.captureException(
+        e,
+        stackTrace: stackTrace,
+      );
+
       debugPrint(e.toString());
     }
   }