A Steam Protocol Helper for C#

SteamProtocalHelper.cs

namespace SteamProtocal
{
    public static class SteamProtocalHelper
    {

        public static string Advertise(int GameID)
        {
            return $@"steam://advertise/{GameID}";
        }

        public static string AppNews(int GameID)
        {
            return $@"steam://appnews/{GameID}";
        }

        public static string Backup(int GameID)
        {
            return $@"steam://backup/{GameID}";
        }
        public static string BrowseMedia = "steam://browsemedia";
        public static string CheckSystemRequirements(int GameID)
        {
            return $@"steam://checksysreqs/{GameID}";
        }

        public static string Connect(string IP, int Port = -1, string Password = null)
        {
            string ResultComm = "steam://connect/" + IP;
            if (Port != -1)
            {
                ResultComm += $":{Port}";
            }
            if (!string.IsNullOrEmpty(Password))
            {
                ResultComm += $@"/{Password}";
            }
            return ResultComm;
        }

        public static string Defrag(int GameID)
        {
            return $@"steam://defrag/{GameID}";
        }

        public static string ExitSteam = $@"steam://ExitSteam";
        public static string Friends = $@"steam://friends/";

        public static string AddFriend(ulong UserID)
        {
            return $@"steam://friends/add/{UserID}";
        }

        public static string RecentyPlayedWith = $@"steam://friends/players";

        public static string JoinChat(int ChatID)
        {
            return $@"steam://friends/joinchat/{ChatID}";
        }

        public static string MessageUser(ulong UserID)
        {
            return $@"steam://friends/message/{UserID}";
        }

        public static string FlushConfigs = $@"steam://flushconfig";

        public static string Install(int GameID)
        {
            return $@"steam://install/{GameID}";
        }

        public static string InstallAddon(string Addon)
        {
            return $@"steam://installaddon/{Addon}";
        }

        public static string PlayMusic = "steam://musicplayer/play";
        public static string PauseMusic = "steam://musicplayer/pause";
        public static string ToggleMusic = "steam://musicplayer/toggleplaypause";
        public static string SkipMusicBack = "steam://musicplayer/playprevious";
        public static string SkipMusicForward = "steam://musicplayer/playnext";
        public static string ToggleMusicMute = "steam://musicplayer/togglemute";
        public static string IncreaseMusicVolume = "steam://musicplayer/increasevolume";
        public static string DecreaseMusicVolume = "steam://musicplayer/decreasevolume";
        public static string ToggleMusicRepeat = "steam://musicplayer/toggleplayingrepeatstatus";
        public static string ToggleMusicShuffle = "steam://musicplayer/toggleplayingshuffled";

        public static string DownloadsPage = "steam://nav/downloads";
        public static string GamesPage = "steam://nav/games";
        public static string GameDetailsPageGeneral = "steam://nav/games/details";

        public static string GameDetailsPage(int GameID)
        {
            return $@"steam://nav/games/details/{GameID}";
        }

        public static string GamesGridPage = "steam://nav/games/grid";
        public static string GamesListPage = "steam://nav/games/list";
        public static string MediaPage = "steam://nav/media";
        public static string MusicPage = "steam://nav/music";
        public static string ToolsPage = "steam://nav/tools";

        public static string OpenActivateProduct = "steam://open/activateproduct";
        public static string OpenBigPicture = "steam://open/bigpicture";
        public static string OpenConsole = "steam://open/console";
        public static string OpenDownloads = "steam://open/downloads";
        public static string OpenFriends = "steam://open/friends";
        public static string OpenGames = "steam://open/games";
        public static string OpengamesDetails = "steam://open/games/details";
        public static string OpenGamesGrid = "steam://open/games/grid";
        public static string OpenGamesList = "steam://open/games/list";
        public static string OpenLargeGamesList = "steam://open/largegameslist";
        public static string OpenMiniGamesList = "steam://open/minigameslist";
        public static string OpenFavorites = "steam://open/main";
        public static string OpenMusic = "steam://open/music";
        public static string OpenMusicPlayer = "steam://open/musicplayer";
        public static string OpenMedia = "steam://open/mymedia";
        public static string OpenNews = "steam://open/news";

        public static string OpenRegisterProduct = "steam://open/registerproduct";
        public static string OpenTools = "steam://open/tools";
        public static string OpenScreenshots = "steam://open/screenshots";
        public static string OpenServers = "steam://open/servers";
        public static string OpenSettings = "steam://open/settings";

        public static string OpenUrl(string url)
        {
            return $"steam://openurl/{url}";
        }

        public static string OpenUrlExternal(string url)
        {
            return $"steam://openurl_external/{url}";
        }

        public static string CancelPaypalTransaction = "steam://paypal/cancel";

        public static string PreloadGame(int GameID)
        {
            return $"steam://preload/{GameID}";
        }

        public static string OpenPublisher(string Publisher)
        {
            return $"steam://publisher/{Publisher}";
        }

        public static string OpenPurchase(int ID)
        {
            return $"steam://purchase/{ID}";
        }

        public static string OpenPurchaseSubscription(int ID)
        {
            return $"steam://purchase/subscription/{ID}";
        }

        public static string UninstallAddon(string AddonID)
        {
            return $"steam://removeaddon/{AddonID}";
        }

        public static string RunGame(int GameID, string Args = null)
        {
            string ReturnCommand = $"steam://run/{GameID}";
            if (!string.IsNullOrEmpty(Args))
            {
                ReturnCommand += $"//{Args}";
            }
            return ReturnCommand;
        }

        public static string RunGameSafe(int GameID)
        {
            return $"steam://runsafe/{GameID}";
        }

        public static string RunGameID(int GameID)
        {
            return $"steam://rungameid/{GameID}";
        }

        public static string OpenAccountSettings = "steam://settings/account";
        public static string OpenFriendSettings = "steam://settings/friends";
        public static string OpenInterfaceSettings = "steam://settings/interface";
        public static string OpenInGameSettings = "steam://settings/ingame";
        public static string OpenDownloadsSettings = "steam://settings/downloads";
        public static string OpenVoiceSettings = "steam://settings/voice";

        public static string StopStreaming = "steam://stopstreaming";

        public static string OpenStorePage(int GameID)
        {
            return $"steam://store/{GameID}";
        }

        public static string OpenMassGameInstall(params int[] IDs)
        {
            return  $"steam://subscriptioninstall/{string.Join("/", IDs)}";
        }
        /// <summary>
        /// The list of support params can be found at
        /// https://developer.valvesoftware.com/wiki/Steam_Support_strings
        /// </summary>
        /// <param name="PageParams">Support String</param>
        /// <returns></returns>
        public static string OpenSupportPage(string PageParams)
        {
            return $"steam://support/{PageParams}";
        }
        public static string OpenSurvey(int SurveyID)
        {
            return $"steam://takesurvey/{SurveyID}";
        }
        public static string UninstallApp(int GameID)
        {
            return $"steam://uninstall/{GameID}";
        }
        public static string UpdateFirmware = "steam://UpdateFirmware";
        public static string OpenGameUpdateNews(int GameID)
        {
            return $"steam://updatenews/{GameID}";
        }
        public static string ValidateGameFiles(int GameID)
        {
            return $"steam://validate/{GameID}";

        }
    }
}