Added user search in talk, currently with no further functionality

lib/api/marianumcloud/autocomplete/autocompleteApi.dart

@@ -0,0 +1,37 @@
+import 'dart:convert';
+import 'dart:developer';
+
+import 'package:http/http.dart' as http;
+import 'package:http/http.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+
+import 'autocompleteResponse.dart';
+
+class AutocompleteApi {
+  Future<AutocompleteResponse> find(String query) async {
+    log("query starting");
+    var preferences = await SharedPreferences.getInstance();
+    Map<String, dynamic> getParameters = {
+      "search": query,
+      "itemType": " ",
+      "itemId": " ",
+      "shareTypes[]": ["0"],
+      "limit": "10",
+    };
+
+    Map<String, String> headers = {};
+    headers.putIfAbsent("Accept", () => "application/json");
+    headers.putIfAbsent("OCS-APIRequest", () => "true");
+
+    Uri endpoint = Uri.https("${preferences.getString("username")!}:${preferences.getString("password")!}@cloud.marianum-fulda.de", "/ocs/v2.php/core/autocomplete/get", getParameters);
+    log(endpoint.query);
+
+    Response response = await http.get(endpoint, headers: headers);
+    log(response.statusCode.toString());
+    String result = response.body;
+    log(result);
+
+    return AutocompleteResponse.fromJson(jsonDecode(result)['ocs']);
+  }
+
+}

lib/api/marianumcloud/autocomplete/autocompleteResponse.dart

@@ -0,0 +1,30 @@
+import 'package:json_annotation/json_annotation.dart';
+
+part 'autocompleteResponse.g.dart';
+
+@JsonSerializable(explicitToJson: true)
+class AutocompleteResponse {
+  List<AutocompleteResponseObject> data;
+
+  AutocompleteResponse(this.data);
+
+  factory AutocompleteResponse.fromJson(Map<String, dynamic> json) => _$AutocompleteResponseFromJson(json);
+  Map<String, dynamic> toJson() => _$AutocompleteResponseToJson(this);
+}
+
+@JsonSerializable()
+class AutocompleteResponseObject {
+  String id;
+  String label;
+  String? icon;
+  String? source;
+  List<String>? status;
+  String? subline;
+  String? shareWithDisplayNameUniqe;
+
+  AutocompleteResponseObject(this.id, this.label, this.icon, this.source, this.status,
+      this.subline, this.shareWithDisplayNameUniqe);
+
+  factory AutocompleteResponseObject.fromJson(Map<String, dynamic> json) => _$AutocompleteResponseObjectFromJson(json);
+  Map<String, dynamic> toJson() => _$AutocompleteResponseObjectToJson(this);
+}

lib/api/marianumcloud/autocomplete/autocompleteResponse.g.dart

@@ -0,0 +1,46 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'autocompleteResponse.dart';
+
+// **************************************************************************
+// JsonSerializableGenerator
+// **************************************************************************
+
+AutocompleteResponse _$AutocompleteResponseFromJson(
+        Map<String, dynamic> json) =>
+    AutocompleteResponse(
+      (json['data'] as List<dynamic>)
+          .map((e) =>
+              AutocompleteResponseObject.fromJson(e as Map<String, dynamic>))
+          .toList(),
+    );
+
+Map<String, dynamic> _$AutocompleteResponseToJson(
+        AutocompleteResponse instance) =>
+    <String, dynamic>{
+      'data': instance.data.map((e) => e.toJson()).toList(),
+    };
+
+AutocompleteResponseObject _$AutocompleteResponseObjectFromJson(
+        Map<String, dynamic> json) =>
+    AutocompleteResponseObject(
+      json['id'] as String,
+      json['label'] as String,
+      json['icon'] as String?,
+      json['source'] as String?,
+      (json['status'] as List<dynamic>?)?.map((e) => e as String).toList(),
+      json['subline'] as String?,
+      json['shareWithDisplayNameUniqe'] as String?,
+    );
+
+Map<String, dynamic> _$AutocompleteResponseObjectToJson(
+        AutocompleteResponseObject instance) =>
+    <String, dynamic>{
+      'id': instance.id,
+      'label': instance.label,
+      'icon': instance.icon,
+      'source': instance.source,
+      'status': instance.status,
+      'subline': instance.subline,
+      'shareWithDisplayNameUniqe': instance.shareWithDisplayNameUniqe,
+    };

lib/api/marianumcloud/talk/setReadMarker/setReadMarker.dart

@@ -1,9 +1,9 @@
 
 import 'package:http/http.dart' as http;
 import 'package:http/http.dart';
-import 'package:marianum_mobile/api/marianumcloud/talk/setReadMarker/setReadMarkerParams.dart';
 
 import '../talkApi.dart';
+import 'setReadMarkerParams.dart';
 
 class SetReadMarker extends TalkApi<void> {
   String chatToken;

lib/api/marianumcloud/talk/setReadMarker/setReadMarkerParams.dart

@@ -1,5 +1,6 @@
 import 'package:json_annotation/json_annotation.dart';
-import 'package:marianum_mobile/api/apiParams.dart';
+
+import '../../../apiParams.dart';
 
 part 'setReadMarkerParams.g.dart';
 

lib/view/pages/talk/chatList.dart

@@ -2,20 +2,21 @@
 import 'dart:async';
 import 'package:flutter/material.dart';
 import 'package:jiffy/jiffy.dart';
-import 'package:marianum_mobile/api/marianumcloud/talk/leaveRoom/leaveRoom.dart';
-import 'package:marianum_mobile/api/marianumcloud/talk/setReadMarker/setReadMarker.dart';
-import 'package:marianum_mobile/api/marianumcloud/talk/setReadMarker/setReadMarkerParams.dart';
 import 'package:persistent_bottom_nav_bar/persistent_tab_view.dart';
 import 'package:provider/provider.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 
 import '../../../api/marianumcloud/talk/chat/richObjectStringProcessor.dart';
+import '../../../api/marianumcloud/talk/leaveRoom/leaveRoom.dart';
 import '../../../api/marianumcloud/talk/room/getRoomResponse.dart';
 import '../../../api/marianumcloud/talk/setFavorite/setFavorite.dart';
+import '../../../api/marianumcloud/talk/setReadMarker/setReadMarker.dart';
+import '../../../api/marianumcloud/talk/setReadMarker/setReadMarkerParams.dart';
 import '../../../model/chatList/chatListProps.dart';
 import '../../../widget/confirmDialog.dart';
 import '../../../widget/unimplementedDialog.dart';
 import 'chatView.dart';
+import 'joinChat.dart';
 
 class ChatList extends StatefulWidget {
   const ChatList({Key? key}) : super(key: key);
@@ -59,6 +60,13 @@ class _ChatListState extends State<ChatList> {
           )
         ],
       ),
+      floatingActionButton: FloatingActionButton(
+        backgroundColor: Theme.of(context).primaryColor,
+        onPressed: () {
+          showSearch(context: context, delegate: JoinChat());
+        },
+        child: const Icon(Icons.add_comment_outlined),
+      ),
       body: Consumer<ChatListProps>(
         builder: (context, data, child) {
 

lib/view/pages/talk/joinChat.dart

@@ -0,0 +1,98 @@
+import 'dart:developer';
+
+import 'package:async/async.dart';
+import 'package:flutter/material.dart';
+
+import '../../../api/marianumcloud/autocomplete/autocompleteApi.dart';
+import '../../../api/marianumcloud/autocomplete/autocompleteResponse.dart';
+import '../../../widget/errorView.dart';
+
+class JoinChat extends SearchDelegate<String> {
+  CancelableOperation? future;
+
+  @override
+  List<Widget>? buildActions(BuildContext context) {
+    return [
+      if(future != null && query.isNotEmpty) FutureBuilder(
+        future: future!.value,
+        builder: (context, snapshot) {
+          if(snapshot.connectionState != ConnectionState.done) {
+            return Container(
+              padding: const EdgeInsets.all(10),
+              child: const Center(
+                child: SizedBox(
+                  height: 20,
+                  width: 20,
+                  child: CircularProgressIndicator(
+                    strokeWidth: 3,
+                  ),
+                ),
+              ),
+            );
+          }
+          return const SizedBox.shrink();
+        },
+      ),
+      if(query.isNotEmpty) IconButton(onPressed: () => query = "", icon: const Icon(Icons.delete)),
+    ];
+  }
+
+  @override
+  Widget? buildLeading(BuildContext context) {
+    return null;
+  }
+
+  @override
+  Widget buildResults(BuildContext context) {
+    if(future != null) future!.cancel();
+
+    log("search started");
+    if(query.isEmpty) {
+      return const ErrorView(
+        text: "Suche nach benutzern",
+        icon: Icons.person_search_outlined,
+      );
+    }
+
+    future = CancelableOperation.fromFuture(AutocompleteApi().find(query));
+    return FutureBuilder(
+      future: future!.value,
+      builder: (context, snapshot) {
+        if(snapshot.hasData) {
+          return ListView.builder(
+            itemCount: snapshot.data!.data.length,
+            itemBuilder: (context, index) {
+              AutocompleteResponseObject object = snapshot.data!.data[index];
+              CircleAvatar circleAvatar = CircleAvatar(
+                foregroundImage: Image.network("https://cloud.marianum-fulda.de/avatar/${object.id}/128").image,
+                backgroundColor: Theme.of(context).primaryColor,
+                foregroundColor: Colors.white,
+                child: const Icon(Icons.person),
+              );
+              return ListTile(
+                leading: circleAvatar,
+                title: Text(object.label),
+                subtitle: Text(object.id),
+                trailing: const Icon(Icons.arrow_right),
+                onTap: () {
+                  close(context, object.id);
+                },
+              );
+            }
+          );
+        } else if(snapshot.hasError) {
+          log(snapshot.error.toString());
+          return ErrorView(text: snapshot.error.toString());
+        }
+
+        return const Center(child: CircularProgressIndicator());
+      },
+    );
+  }
+
+  @override
+  Widget buildSuggestions(BuildContext context) {
+    return buildResults(context);
+  }
+
+}