Method isCompleted

src/Upload.js:27–36

()

  }

  isCompleted () {
    let completed = true,
        files = this.state.files;
    Object.keys(files).forEach((id) => {
      if (files[id].status !== 2) {
        completed = false;
      }
    });
    return completed;
  }

  getValue () {
    let values = [],