source: binary-improvements2/WebServer/src/UrlHandlers/UserStatusHandler.cs@ 402

using Utf8Json;

namespace Webserver.UrlHandlers {
        public class UserStatusHandler : AbsHandler {
                public UserStatusHandler (string _moduleName = null) : base (_moduleName) {
                }

                private static readonly byte[] jsonLoggedInKey = JsonWriter.GetEncodedPropertyNameWithBeginObject ("loggedIn");
                private static readonly byte[] jsonUsernameKey = JsonWriter.GetEncodedPropertyNameWithPrefixValueSeparator ("username");
                private static readonly byte[] jsonPermissionsKey = JsonWriter.GetEncodedPropertyNameWithPrefixValueSeparator ("permissions");

                private static readonly byte[] jsonModuleKey = JsonWriter.GetEncodedPropertyNameWithBeginObject ("module");
                private static readonly byte[] jsonAllowedKey = JsonWriter.GetEncodedPropertyNameWithPrefixValueSeparator ("allowed");

                public override void HandleRequest (RequestContext _context) {
                        WebUtils.PrepareEnvelopedResult (out JsonWriter writer);
                        
                        writer.WriteRaw (jsonLoggedInKey);
                        writer.WriteBoolean (_context.Connection != null);
                        
                        writer.WriteRaw (jsonUsernameKey);
                        writer.WriteString (_context.Connection != null ? _context.Connection.UserId.ToString () : string.Empty);
                        
                        writer.WriteRaw (jsonPermissionsKey);
                        writer.WriteBeginArray ();

                        bool first = true;
                        foreach (WebPermissions.WebModulePermission perm in WebPermissions.Instance.GetModules ()) {
                                if (!first) {
                                        writer.WriteValueSeparator ();
                                }

                                first = false;
                                
                                writer.WriteRaw (jsonModuleKey);
                                writer.WriteString (perm.module);
                                
                                writer.WriteRaw (jsonAllowedKey);
                                writer.WriteBoolean (perm.permissionLevel >= _context.PermissionLevel);
                                
                                writer.WriteEndObject ();
                        }

                        writer.WriteEndArray ();
                        
                        writer.WriteEndObject ();
                        
                        WebUtils.SendEnvelopedResult (_context, ref writer);
                }
        }
}