Bloom.Api.ApiRequest.ReplyWithText C# (CSharp) Method

        public void ReplyWithText(string text)
        {
            //Debug.WriteLine(this.Requestinfo.LocalPathWithoutQuery + ": " + text);
            _requestInfo.ContentType = "text/plain";
            _requestInfo.WriteCompleteOutput(text);
        }

        private void CheckForSampleTextChanges(ApiRequest request)
        {
            if (_sampleTextsWatcher == null)
            {
                if (string.IsNullOrEmpty(request.CurrentCollectionSettings?.SettingsFilePath))
                {
                    // We've had cases (BL-4744) where this is apparently called before CurrentCollectionSettings is
                    // established. I'm not sure how this can happen but if we haven't even established a current collection
                    // yet I think it's pretty safe to say its sample texts haven't changed since we last read them.
                    request.ReplyWithText("no");
                    return;
                }
                var path = Path.Combine(Path.GetDirectoryName(request.CurrentCollectionSettings.SettingsFilePath), "Sample Texts");
                if (!Directory.Exists(path))
                {
                    Directory.CreateDirectory(path);
                }

                _sampleTextsWatcher = new FileSystemWatcher {
                    Path = path
                };
                _sampleTextsWatcher.Created            += SampleTextsOnChange;
                _sampleTextsWatcher.Changed            += SampleTextsOnChange;
                _sampleTextsWatcher.Renamed            += SampleTextsOnChange;
                _sampleTextsWatcher.Deleted            += SampleTextsOnChange;
                _sampleTextsWatcher.EnableRaisingEvents = true;
            }

            lock (_sampleTextsWatcher)
            {
                var hasChanged = _sampleTextsChanged;

                // Reset the changed flag.
                // NOTE: we are only resetting the flag if it was "true" when we checked in case the FileSystemWatcher detects a change
                // after we check the flag but we reset it to false before we check again.
                if (hasChanged)
                {
                    _sampleTextsChanged = false;
                }

                request.ReplyWithText(hasChanged ? "yes" : "no");
            }
        }