private async Task <string> DeleteStringConfig(List <string> commandWords) { if (commandWords.Count != 4) { return("You must specify a config name and value to be deleted."); } if (!_configRepository.GetStringConfig(commandWords[2]).Contains(commandWords[3], StringComparer.OrdinalIgnoreCase)) { return($"String config name:value pair {commandWords[2]}:{commandWords[3]} does not exist."); } await _configRepository.DeleteStringConfig(commandWords[2].ToLower(CultureInfo.InvariantCulture), commandWords[3]); return($"Config has been updated: {commandWords[2]}:{commandWords[3]} has been deleted."); }