gistfile1.txt

  # PATCH/PUT /submits/1
  # PATCH/PUT /submits/1.json
  def update
    respond_to do |format|
      if @submit.status == 'PENDING'
        if @submit.update(submit_params)
          format.html { redirect_to @submit, notice: 'Submission was successfully updated.' }
          format.json { head :no_content }
        end
      else
        format.html { render action: 'edit' }
        format.json { render json: @submit.errors, status: :unprocessable_entity }
      end
    end
  end