[auth] Surface more information about importError on UI (#1954)

## Description
Surfacing error information on UI. 
This is to reduce the to and fro between customer and support as error
logging isn't enabled by default. Also, added missing logs at certain
places.
## Tests

auth/lib/ui/settings/data/import/aegis_import.dart

@@ -76,7 +76,7 @@ Future<void> _pickAegisJsonFile(BuildContext context) async {
     await showErrorDialog(
       context,
       context.l10n.sorry,
-      context.l10n.importFailureDesc,
+      "${context.l10n.importFailureDesc}\n Error: ${e.toString()}",
     );
   }
 }
@@ -148,7 +148,7 @@ Future<int?> _processAegisExportFile(
       otpUrl =
           'otpauth://$kind/$issuer:$account?secret=$secret&issuer=$issuer&algorithm=$algorithm&digits=$digits&counter=$counter';
     } else {
-      throw Exception('Invalid OTP type');
+      throw Exception('Invalid OTP type: $kind');
     }
     parsedCodes.add(Code.fromOTPAuthUrl(otpUrl));
   }

auth/lib/ui/settings/data/import/bitwarden_import.dart

@@ -14,6 +14,7 @@ import 'package:ente_auth/utils/dialog_util.dart';
 import 'package:file_picker/file_picker.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
+import 'package:logging/logging.dart';
 
 Future<void> showBitwardenImportInstruction(BuildContext context) async {
   final l10n = context.l10n;
@@ -60,12 +61,13 @@ Future<void> _pickBitwardenJsonFile(BuildContext context) async {
     if (count != null) {
       await importSuccessDialog(context, count);
     }
-  } catch (e) {
+  } catch (e,s) {
+    Logger("BitwardenImport").severe('Failed to import',e,s);
     await progressDialog.hide();
     await showErrorDialog(
       context,
       context.l10n.sorry,
-      context.l10n.importFailureDesc,
+      "${context.l10n.importFailureDesc}\n Error: ${e.toString()}",
     );
   }
 }
@@ -90,7 +92,6 @@ Future<int?> _processBitwardenExportFile(
       } else {
         var issuer = item['name'];
         var account = item['login']['username'];
-
         code = Code.fromAccountAndSecret(
           Type.totp,
           account,

auth/lib/ui/settings/data/import/lastpass_import.dart

@@ -14,6 +14,7 @@ import 'package:ente_auth/utils/dialog_util.dart';
 import 'package:file_picker/file_picker.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
+import 'package:logging/logging.dart';
 
 Future<void> showLastpassImportInstruction(BuildContext context) async {
   final l10n = context.l10n;
@@ -60,12 +61,13 @@ Future<void> _pickLastpassJsonFile(BuildContext context) async {
     if (count != null) {
       await importSuccessDialog(context, count);
     }
-  } catch (e) {
+  } catch (e, s) {
+    Logger('LastPassImport').severe('exception while processing import', e, s);
     await progressDialog.hide();
     await showErrorDialog(
       context,
       context.l10n.sorry,
-      context.l10n.importFailureDesc,
+      "${context.l10n.importFailureDesc}\n Error: ${e.toString()}",
     );
   }
 }

auth/lib/ui/settings/data/import/raivo_plain_text_import.dart

@@ -14,6 +14,7 @@ import 'package:ente_auth/utils/dialog_util.dart';
 import 'package:file_picker/file_picker.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
+import 'package:logging/logging.dart';
 
 Future<void> showRaivoImportInstruction(BuildContext context) async {
   final l10n = context.l10n;
@@ -60,12 +61,13 @@ Future<void> _pickRaivoJsonFile(BuildContext context) async {
     if (count != null) {
       await importSuccessDialog(context, count);
     }
-  } catch (e) {
+  } catch (e, s) {
+    Logger("RaivoImport").severe('Failed to import', e, s);
     await progressDialog.hide();
     await showErrorDialog(
       context,
       context.l10n.sorry,
-      context.l10n.importFailureDesc,
+      "${context.l10n.importFailureDesc}\n Error: ${e.toString()}",
     );
   }
 }

auth/lib/ui/settings/data/import/two_fas_import.dart

@@ -72,7 +72,7 @@ Future<void> _pick2FasFile(BuildContext context) async {
     await showErrorDialog(
       context,
       context.l10n.sorry,
-      context.l10n.importFailureDesc,
+      "${context.l10n.importFailureDesc}\n Error: ${e.toString()}",
     );
   }
 }

auth/pubspec.yaml

@@ -1,6 +1,6 @@
 name: ente_auth
 description: ente two-factor authenticator
-version: 3.0.4+304
+version: 3.0.5+305
 publish_to: none
 
 environment: