Repo created

lib/custom_errors.dart

@@ -0,0 +1,178 @@
+import 'dart:io';
+
+import 'package:android_package_installer/android_package_installer.dart';
+import 'package:easy_localization/easy_localization.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+import 'package:obtainium/providers/logs_provider.dart';
+import 'package:obtainium/providers/source_provider.dart';
+import 'package:provider/provider.dart';
+
+class ObtainiumError {
+  late String message;
+  bool unexpected;
+  ObtainiumError(this.message, {this.unexpected = false});
+  @override
+  String toString() {
+    return message;
+  }
+}
+
+class RateLimitError extends ObtainiumError {
+  late int remainingMinutes;
+  RateLimitError(this.remainingMinutes)
+    : super(plural('tooManyRequestsTryAgainInMinutes', remainingMinutes));
+}
+
+class InvalidURLError extends ObtainiumError {
+  InvalidURLError(String sourceName)
+    : super(tr('invalidURLForSource', args: [sourceName]));
+}
+
+class CredsNeededError extends ObtainiumError {
+  CredsNeededError(String sourceName)
+    : super(tr('requiresCredentialsInSettings', args: [sourceName]));
+}
+
+class NoReleasesError extends ObtainiumError {
+  NoReleasesError({String? note})
+    : super(
+        '${tr('noReleaseFound')}${note?.isNotEmpty == true ? '\n\n$note' : ''}',
+      );
+}
+
+class NoAPKError extends ObtainiumError {
+  NoAPKError() : super(tr('noAPKFound'));
+}
+
+class NoVersionError extends ObtainiumError {
+  NoVersionError() : super(tr('noVersionFound'));
+}
+
+class UnsupportedURLError extends ObtainiumError {
+  UnsupportedURLError() : super(tr('urlMatchesNoSource'));
+}
+
+class DowngradeError extends ObtainiumError {
+  DowngradeError(int currentVersionCode, int newVersionCode)
+    : super(
+        '${tr('cantInstallOlderVersion')} (versionCode $currentVersionCode ➔ $newVersionCode)',
+      );
+}
+
+class InstallError extends ObtainiumError {
+  InstallError(int code)
+    : super(PackageInstallerStatus.byCode(code).name.substring(7));
+}
+
+class IDChangedError extends ObtainiumError {
+  IDChangedError(String newId) : super('${tr('appIdMismatch')} - $newId');
+}
+
+class NotImplementedError extends ObtainiumError {
+  NotImplementedError() : super(tr('functionNotImplemented'));
+}
+
+class MultiAppMultiError extends ObtainiumError {
+  Map<String, dynamic> rawErrors = {};
+  Map<String, List<String>> idsByErrorString = {};
+  Map<String, String> appIdNames = {};
+
+  MultiAppMultiError() : super(tr('placeholder'), unexpected: true);
+
+  void add(String appId, dynamic error, {String? appName}) {
+    if (error is SocketException) {
+      error = error.message;
+    }
+    rawErrors[appId] = error;
+    var string = error.toString();
+    var tempIds = idsByErrorString.remove(string);
+    tempIds ??= [];
+    tempIds.add(appId);
+    idsByErrorString.putIfAbsent(string, () => tempIds!);
+    if (appName != null) {
+      appIdNames[appId] = appName;
+    }
+  }
+
+  String errorString(String appId, {bool includeIdsWithNames = false}) =>
+      '${appIdNames.containsKey(appId) ? '${appIdNames[appId]}${includeIdsWithNames ? ' ($appId)' : ''}' : appId}: ${rawErrors[appId].toString()}';
+
+  String errorsAppsString(
+    String errString,
+    List<String> appIds, {
+    bool includeIdsWithNames = false,
+  }) =>
+      '$errString [${list2FriendlyString(appIds.map((id) => appIdNames.containsKey(id) == true ? '${appIdNames[id]}${includeIdsWithNames ? ' ($id)' : ''}' : id).toList())}]';
+
+  @override
+  String toString() => idsByErrorString.entries
+      .map((e) => errorsAppsString(e.key, e.value))
+      .join('\n\n');
+}
+
+void showMessage(dynamic e, BuildContext context, {bool isError = false}) {
+  Provider.of<LogsProvider>(
+    context,
+    listen: false,
+  ).add(e.toString(), level: isError ? LogLevels.error : LogLevels.info);
+  if (e is String || (e is ObtainiumError && !e.unexpected)) {
+    ScaffoldMessenger.of(
+      context,
+    ).showSnackBar(SnackBar(content: Text(e.toString())));
+  } else {
+    showDialog(
+      context: context,
+      builder: (BuildContext ctx) {
+        return AlertDialog(
+          scrollable: true,
+          title: Text(
+            e is MultiAppMultiError
+                ? tr(isError ? 'someErrors' : 'updates')
+                : tr(isError ? 'unexpectedError' : 'unknown'),
+          ),
+          content: GestureDetector(
+            onLongPress: () {
+              Clipboard.setData(ClipboardData(text: e.toString()));
+              ScaffoldMessenger.of(
+                context,
+              ).showSnackBar(SnackBar(content: Text(tr('copiedToClipboard'))));
+            },
+            child: Text(e.toString()),
+          ),
+          actions: [
+            TextButton(
+              onPressed: () {
+                Navigator.of(context).pop(null);
+              },
+              child: Text(tr('ok')),
+            ),
+          ],
+        );
+      },
+    );
+  }
+}
+
+void showError(dynamic e, BuildContext context) {
+  showMessage(e, context, isError: true);
+}
+
+String list2FriendlyString(List<String> list) {
+  var isUsingEnglish = isEnglish();
+  return list.length == 2
+      ? '${list[0]} ${tr('and')} ${list[1]}'
+      : list
+            .asMap()
+            .entries
+            .map(
+              (e) =>
+                  e.value +
+                  (e.key == list.length - 1
+                      ? ''
+                      : e.key == list.length - 2
+                      ? '${isUsingEnglish ? ',' : ''} and '
+                      : ', '),
+            )
+            .join('');
+}