refactor(nextcloud): Use WebDAV endpoint that does not require the username

packages/nextcloud/lib/src/client.dart

@@ -44,27 +44,10 @@ class NextcloudClient extends DynamiteClient {
   /// Identifier used for authentication. This can be the username or email or something else.
   final String? loginName;
 
-  /// Username of the user on the server, it needs to be set for using WebDAV.
-  /// It can be obtained via the
+  /// Username of the user on the server
   final String? username;
 
   WebDavClient? _webdav;
-
-  /// Client for WebDAV. Username needs to be set in order to use it
-  WebDavClient get webdav {
-    if (_webdav != null) {
-      return _webdav!;
-    }
-    if (username == null) {
-      throw Exception('The WebDAV client is only available when a username is set');
-    }
-
-    return _webdav = WebDavClient(
-      this,
-      '/remote.php/dav/files/$username',
-    );
-  }
-
   CoreClient? _core;
   NewsClient? _news;
   NotesClient? _notes;
@@ -73,6 +56,9 @@ class NextcloudClient extends DynamiteClient {
   UppushClient? _uppush;
   UserStatusClient? _userStatus;
 
+  /// Client for WebDAV
+  WebDavClient get webdav => _webdav ??= WebDavClient(this);
+
   /// Client for the core APIs
   CoreClient get core => _core ??= CoreClient.fromClient(this);
 

packages/nextcloud/lib/src/webdav/client.dart

@@ -7,20 +7,17 @@ import 'package:nextcloud/src/webdav/webdav.dart';
 import 'package:universal_io/io.dart';
 import 'package:xml/xml.dart' as xml;
 
+/// Base path used on the server
+const String webdavBasePath = '/remote.php/webdav';
+
 /// WebDavClient class
 class WebDavClient {
   // ignore: public_member_api_docs
-  WebDavClient(
-    this.rootClient,
-    this.basePath,
-  );
+  WebDavClient(this.rootClient);
 
   // ignore: public_member_api_docs
   final DynamiteClient rootClient;
 
-  /// Base path used on the server
-  final String basePath;
-
   Future<HttpClientResponse> _send(
     final String method,
     final String url,
@@ -62,7 +59,7 @@ class WebDavClient {
 
   String _constructPath([final String? path]) => [
         rootClient.baseURL,
-        basePath,
+        webdavBasePath,
         if (path != null) ...[
           path,
         ],

packages/nextcloud/lib/src/webdav/file.dart

@@ -7,25 +7,17 @@ extension WebDavMultistatusFile on WebDavMultistatus {
   /// Convert the [WebDavMultistatus] into a [WebDavFile] for easier handling
   List<WebDavFile> toWebDavFiles(final WebDavClient client) => responses
       .where((final response) => response.href != null)
-      .map(
-        (final response) => WebDavFile(
-          basePath: client.basePath,
-          response: response,
-        ),
-      )
+      .map((final response) => WebDavFile(response: response))
       .toList();
 }
 
 /// WebDavFile class
 class WebDavFile {
   /// Creates a new WebDavFile object with the given path
   WebDavFile({
-    required final String basePath,
     required final WebDavResponse response,
-  })  : _basePath = basePath,
-        _response = response;
+  }) : _response = response;
 
-  final String _basePath;
   final WebDavResponse _response;
 
   /// Get the props of the file
@@ -34,7 +26,7 @@ class WebDavFile {
 
   /// The path of file
   late final String path =
-      Uri.decodeFull(_response.href!.substring(Uri.encodeFull(_basePath).length, _response.href!.length));
+      Uri.decodeFull(_response.href!.substring(Uri.encodeFull(webdavBasePath).length, _response.href!.length));
 
   /// The fileid namespaced by the instance id, globally unique
   late final String? id = props.ocid;

packages/nextcloud/test/webdav_test.dart

@@ -23,17 +23,9 @@ void main() {
     });
     tearDown(() => container.destroy());
 
-    test('Fail without username', () async {
-      client = await getTestClient(
-        container,
-        username: null,
-      );
-      expect(() => client.webdav, throwsException);
-    });
-
     test('Get status', () async {
       final status = await client.webdav.status();
-      expect(status.capabilities, containsAll(['1', '3', 'access-control']));
+      expect(status.capabilities, containsAll(['1', '3']));
       expect(status.searchCapabilities, hasLength(0));
     });