notebook/app/controllers/application_integrations_controller.rb

class ApplicationIntegrationsController < ApplicationController
  before_action :set_application_integration, only: [:show, :edit, :update, :destroy]

  # GET /application_integrations
  def index
    @application_integrations = ApplicationIntegration.all
  end

  # GET /application_integrations/1
  def show
  end

  # GET /application_integrations/new
  def new
    @application_integration = ApplicationIntegration.new
  end

  # GET /application_integrations/1/edit
  def edit
  end

  # POST /application_integrations
  def create
    @application_integration = ApplicationIntegration.new(application_integration_params)

    if @application_integration.save
      redirect_to @application_integration, notice: 'Application integration was successfully created.'
    else
      render :new
    end
  end

  # PATCH/PUT /application_integrations/1
  def update
    if @application_integration.update(application_integration_params)
      redirect_to @application_integration, notice: 'Application integration was successfully updated.'
    else
      render :edit
    end
  end

  # DELETE /application_integrations/1
  def destroy
    @application_integration.destroy
    redirect_to application_integrations_url, notice: 'Application integration was successfully destroyed.'
  end

  private
    # Use callbacks to share common setup or constraints between actions.
    def set_application_integration
      @application_integration = ApplicationIntegration.find(params[:id])
    end

    # Only allow a trusted parameter "white list" through.
    def application_integration_params
      params.fetch(:application_integration, {})
    end
end