Initial changes to support search

lib/app_sources/fdroid.dart

@@ -4,9 +4,10 @@ import 'package:obtainium/components/generated_form.dart';
 import 'package:obtainium/custom_errors.dart';
 import 'package:obtainium/providers/source_provider.dart';
 
-class FDroid implements AppSource {
+class FDroid extends AppSource {
-  @override
+  FDroid() {
-  late String host = 'f-droid.org';
+    host = 'f-droid.org';
+  }
 
   @override
   String standardizeURL(String url) {
@@ -77,13 +78,4 @@ class FDroid implements AppSource {
   AppNames getAppNames(String standardUrl) {
     return AppNames('F-Droid', Uri.parse(standardUrl).pathSegments.last);
   }
-
-  @override
-  List<List<GeneratedFormItem>> additionalDataFormItems = [];
-
-  @override
-  List<String> additionalDataDefaults = [];
-
-  @override
-  List<GeneratedFormItem> moreSourceSettingsFormItems = [];
 }

lib/app_sources/github.dart

@@ -7,9 +7,52 @@ import 'package:obtainium/providers/settings_provider.dart';
 import 'package:obtainium/providers/source_provider.dart';
 import 'package:url_launcher/url_launcher_string.dart';
 
-class GitHub implements AppSource {
+class GitHub extends AppSource {
-  @override
+  GitHub() {
-  late String host = 'github.com';
+    host = 'github.com';
+
+    additionalDataDefaults = ['true', 'true', ''];
+
+    moreSourceSettingsFormItems = [
+      GeneratedFormItem(
+          label: 'GitHub Personal Access Token (Increases Rate Limit)',
+          id: 'github-creds',
+          required: false,
+          additionalValidators: [
+            (value) {
+              if (value != null && value.trim().isNotEmpty) {
+                if (value
+                        .split(':')
+                        .where((element) => element.trim().isNotEmpty)
+                        .length !=
+                    2) {
+                  return 'PAT must be in this format: username:token';
+                }
+              }
+              return null;
+            }
+          ],
+          hint: 'username:token',
+          belowWidgets: [
+            const SizedBox(
+              height: 8,
+            ),
+            GestureDetector(
+                onTap: () {
+                  launchUrlString(
+                      'https://docs.github.com/en/authentication/keeping-your-account-and-data-secure/creating-a-personal-access-token',
+                      mode: LaunchMode.externalApplication);
+                },
+                child: const Text(
+                  'About GitHub PATs',
+                  style: TextStyle(
+                      decoration: TextDecoration.underline, fontSize: 12),
+                ))
+          ])
+    ];
+
+    canSearch = true;
+  }
 
   @override
   String standardizeURL(String url) {
@@ -142,44 +185,7 @@ class GitHub implements AppSource {
   ];
 
   @override
-  List<String> additionalDataDefaults = ['true', 'true', ''];
+  Future<List<String>> search(String query) async {
-
+    return [];
-  @override
-  List<GeneratedFormItem> moreSourceSettingsFormItems = [
-    GeneratedFormItem(
-        label: 'GitHub Personal Access Token (Increases Rate Limit)',
-        id: 'github-creds',
-        required: false,
-        additionalValidators: [
-          (value) {
-            if (value != null && value.trim().isNotEmpty) {
-              if (value
-                      .split(':')
-                      .where((element) => element.trim().isNotEmpty)
-                      .length !=
-                  2) {
-                return 'PAT must be in this format: username:token';
   }
-            }
-            return null;
-          }
-        ],
-        hint: 'username:token',
-        belowWidgets: [
-          const SizedBox(
-            height: 8,
-          ),
-          GestureDetector(
-              onTap: () {
-                launchUrlString(
-                    'https://docs.github.com/en/authentication/keeping-your-account-and-data-secure/creating-a-personal-access-token',
-                    mode: LaunchMode.externalApplication);
-              },
-              child: const Text(
-                'About GitHub PATs',
-                style: TextStyle(
-                    decoration: TextDecoration.underline, fontSize: 12),
-              ))
-        ])
-  ];
 }

lib/app_sources/gitlab.dart

@@ -1,13 +1,13 @@
 import 'package:html/parser.dart';
 import 'package:http/http.dart';
 import 'package:obtainium/app_sources/github.dart';
-import 'package:obtainium/components/generated_form.dart';
 import 'package:obtainium/custom_errors.dart';
 import 'package:obtainium/providers/source_provider.dart';
 
-class GitLab implements AppSource {
+class GitLab extends AppSource {
-  @override
+  GitLab() {
-  late String host = 'gitlab.com';
+    host = 'gitlab.com';
+  }
 
   @override
   String standardizeURL(String url) {
@@ -72,13 +72,4 @@ class GitLab implements AppSource {
     // Same as GitHub
     return GitHub().getAppNames(standardUrl);
   }
-
-  @override
-  List<List<GeneratedFormItem>> additionalDataFormItems = [];
-
-  @override
-  List<String> additionalDataDefaults = [];
-
-  @override
-  List<GeneratedFormItem> moreSourceSettingsFormItems = [];
 }

lib/app_sources/izzyondroid.dart

@@ -1,12 +1,12 @@
 import 'package:html/parser.dart';
 import 'package:http/http.dart';
-import 'package:obtainium/components/generated_form.dart';
 import 'package:obtainium/custom_errors.dart';
 import 'package:obtainium/providers/source_provider.dart';
 
-class IzzyOnDroid implements AppSource {
+class IzzyOnDroid extends AppSource {
-  @override
+  IzzyOnDroid() {
-  late String host = 'android.izzysoft.de';
+    host = 'android.izzysoft.de';
+  }
 
   @override
   String standardizeURL(String url) {
@@ -63,13 +63,4 @@ class IzzyOnDroid implements AppSource {
   AppNames getAppNames(String standardUrl) {
     return AppNames('IzzyOnDroid', Uri.parse(standardUrl).pathSegments.last);
   }
-
-  @override
-  List<List<GeneratedFormItem>> additionalDataFormItems = [];
-
-  @override
-  List<String> additionalDataDefaults = [];
-
-  @override
-  List<GeneratedFormItem> moreSourceSettingsFormItems = [];
 }

lib/app_sources/mullvad.dart

@@ -1,12 +1,12 @@
 import 'package:html/parser.dart';
 import 'package:http/http.dart';
-import 'package:obtainium/components/generated_form.dart';
 import 'package:obtainium/custom_errors.dart';
 import 'package:obtainium/providers/source_provider.dart';
 
-class Mullvad implements AppSource {
+class Mullvad extends AppSource {
-  @override
+  Mullvad() {
-  late String host = 'mullvad.net';
+    host = 'mullvad.net';
+  }
 
   @override
   String standardizeURL(String url) {
@@ -50,13 +50,4 @@ class Mullvad implements AppSource {
   AppNames getAppNames(String standardUrl) {
     return AppNames('Mullvad-VPN', 'Mullvad-VPN');
   }
-
-  @override
-  List<List<GeneratedFormItem>> additionalDataFormItems = [];
-
-  @override
-  List<String> additionalDataDefaults = [];
-
-  @override
-  List<GeneratedFormItem> moreSourceSettingsFormItems = [];
 }

lib/app_sources/signal.dart

@@ -1,12 +1,12 @@
 import 'dart:convert';
 import 'package:http/http.dart';
-import 'package:obtainium/components/generated_form.dart';
 import 'package:obtainium/custom_errors.dart';
 import 'package:obtainium/providers/source_provider.dart';
 
-class Signal implements AppSource {
+class Signal extends AppSource {
-  @override
+  Signal() {
-  late String host = 'signal.org';
+    host = 'signal.org';
+  }
 
   @override
   String standardizeURL(String url) {
@@ -42,13 +42,4 @@ class Signal implements AppSource {
 
   @override
   AppNames getAppNames(String standardUrl) => AppNames('Signal', 'Signal');
-
-  @override
-  List<List<GeneratedFormItem>> additionalDataFormItems = [];
-
-  @override
-  List<String> additionalDataDefaults = [];
-
-  @override
-  List<GeneratedFormItem> moreSourceSettingsFormItems = [];
 }

lib/app_sources/sourceforge.dart

@@ -1,12 +1,12 @@
 import 'package:html/parser.dart';
 import 'package:http/http.dart';
-import 'package:obtainium/components/generated_form.dart';
 import 'package:obtainium/custom_errors.dart';
 import 'package:obtainium/providers/source_provider.dart';
 
-class SourceForge implements AppSource {
+class SourceForge extends AppSource {
-  @override
+  SourceForge() {
-  late String host = 'sourceforge.net';
+    host = 'sourceforge.net';
+  }
 
   @override
   String standardizeURL(String url) {
@@ -66,13 +66,4 @@ class SourceForge implements AppSource {
     return AppNames(runtimeType.toString(),
         standardUrl.substring(standardUrl.lastIndexOf('/') + 1));
   }
-
-  @override
-  List<List<GeneratedFormItem>> additionalDataFormItems = [];
-
-  @override
-  List<String> additionalDataDefaults = [];
-
-  @override
-  List<GeneratedFormItem> moreSourceSettingsFormItems = [];
 }

lib/custom_errors.dart

@@ -48,6 +48,10 @@ class IDChangedError extends ObtainiumError {
       : super('Downloaded package ID does not match existing App ID');
 }
 
+class NotImplementedError extends ObtainiumError {
+  NotImplementedError() : super('This class has not implemented this function');
+}
+
 class MultiAppMultiError extends ObtainiumError {
   Map<String, List<String>> content = {};
 

lib/providers/source_provider.dart

@@ -128,17 +128,36 @@ List<String> getLinksFromParsedHTML(
         .map((e) => '$prependToLinks${e.attributes['href']!}')
         .toList();
 
-abstract class AppSource {
+class AppSource {
   late String host;
-  String standardizeURL(String url);
+  String standardizeURL(String url) {
+    throw NotImplementedError();
+  }
+
   Future<APKDetails> getLatestAPKDetails(
-      String standardUrl, List<String> additionalData);
+      String standardUrl, List<String> additionalData) {
-  AppNames getAppNames(String standardUrl);
+    throw NotImplementedError();
-  late List<List<GeneratedFormItem>> additionalDataFormItems;
+  }
-  late List<String> additionalDataDefaults;
+
-  late List<GeneratedFormItem> moreSourceSettingsFormItems;
+  AppNames getAppNames(String standardUrl) {
-  String? changeLogPageFromStandardUrl(String standardUrl);
+    throw NotImplementedError();
-  Future<String> apkUrlPrefetchModifier(String apkUrl);
+  }
+
+  List<List<GeneratedFormItem>> additionalDataFormItems = [];
+  List<String> additionalDataDefaults = [];
+  List<GeneratedFormItem> moreSourceSettingsFormItems = [];
+  String? changeLogPageFromStandardUrl(String standardUrl) {
+    throw NotImplementedError();
+  }
+
+  Future<String> apkUrlPrefetchModifier(String apkUrl) {
+    throw NotImplementedError();
+  }
+
+  bool canSearch = false;
+  Future<List<String>> search(String query) {
+    throw NotImplementedError();
+  }
 }
 
 abstract class MassAppUrlSource {