Create empty user page

lib/helpers/users_helper.dart

@@ -1,6 +1,7 @@
 import 'package:comunic/enums/user_page_visibility.dart';
 import 'package:comunic/helpers/database/users_database_helper.dart';
 import 'package:comunic/lists/users_list.dart';
+import 'package:comunic/models/advanced_user_info.dart';
 import 'package:comunic/models/api_request.dart';
 import 'package:comunic/models/user.dart';
 
@@ -10,6 +11,15 @@ import 'package:comunic/models/user.dart';
 ///
 /// @author Pierre HUBERT
 
+/// Handle advanced information error
+enum GetUserAdvancedInformationErrorCause { NOT_FOUND, NETWORK_ERROR }
+
+class GetUserAdvancedUserError extends Error {
+  final GetUserAdvancedInformationErrorCause cause;
+
+  GetUserAdvancedUserError(this.cause) : assert(cause != null);
+}
+
 class UsersHelper {
   final UsersDatabaseHelper _usersDatabaseHelper = UsersDatabaseHelper();
 
@@ -87,4 +97,39 @@ class UsersHelper {
 
     return list;
   }
+
+  /// Try to fetch advanced information about a user
+  Future<AdvancedUserInfo> getAdvancedInfo(int id) async {
+    final response = await APIRequest(
+        uri: "user/getAdvancedUserInfo",
+        needLogin: true,
+        args: {"userID": id.toString()}).exec();
+
+    // Handle exceptions
+    if (response.code != 200) {
+      var cause = GetUserAdvancedInformationErrorCause.NETWORK_ERROR;
+
+      if (response.code == 404)
+        cause = GetUserAdvancedInformationErrorCause.NOT_FOUND;
+
+      throw new GetUserAdvancedUserError(cause);
+    }
+
+    final data = response.getObject();
+
+    return AdvancedUserInfo(
+      id: data["userID"],
+      firstName: data["firstName"],
+      lastName: data["lastName"],
+      pageVisibility: data["publicPage"] == "false"
+          ? UserPageVisibility.PRIVATE
+          : (data["openPage"] == "false"
+              ? UserPageVisibility.PRIVATE
+              : UserPageVisibility.OPEN),
+      virtualDirectory:
+          data["virtualDirectory"] == "" ? null : data["virtualDirectory"],
+      accountImageURL: data["accountImage"],
+      publicNote: data["publicNote"],
+    );
+  }
 }