checkFetchQueue()

in src/dicomImageSequencer.js [135:159]

• 17 lines of code
• 4 McCabe index (conditional complexity)

  checkFetchQueue(onImageReady) {
    // Calculate how many requests can be sent out
    const availableRequests =
        this.maxSimultaneousRequests - this.currentSimultaneousRequests;
    const requestsRemaining = this.fetchQueue.length;

    // Send out as many requests as available
    if (availableRequests > 0 && requestsRemaining > 0) {
      for (let i = 0; i < Math.min(availableRequests, requestsRemaining); i++) {
        const imageURL = this.fetchQueue.shift();
        this.currentSimultaneousRequests++;

        // Load image with cornerstone
        cornerstone.loadImage(imageURL).then((image) => {
          // Store loaded image and check the instance queue
          this.loadedImages[image.imageId] = image;
          this.checkInstanceQueue(onImageReady);

          // Make a new request available and check the fetch queue
          this.currentSimultaneousRequests--;
          this.checkFetchQueue(onImageReady);
        });
      }
    }
  }