Method processQueue

src/dropzone.js:1112–1142

()

  // Goes through the queue and processes files if there aren't too many already.
  processQueue() {
    let { parallelUploads } = this.options;
    let processingLength = this.getUploadingFiles().length;
    let i = processingLength;

    // There are already at least as many files uploading than should be
    if (processingLength >= parallelUploads) {
      return;
    }

    let queuedFiles = this.getQueuedFiles();

    if (!(queuedFiles.length > 0)) {
      return;
    }

    if (this.options.uploadMultiple) {
      // The files should be uploaded in one request
      return this.processFiles(
        queuedFiles.slice(0, parallelUploads - processingLength)
      );
    } else {
      while (i < parallelUploads) {
        if (!queuedFiles.length) {
          return;
        } // Nothing left to process
        this.processFile(queuedFiles.shift());
        i++;
      }
    }
  }

  // Wrapper for `processFiles`
  processFile(file) {