basic controller

typical_controller.rb

 def index
    @museums = Museum.all
    # @museums = Museum.search_for(params[:q])
    # go into the models and rails.rb in order to allow the .search_for method to be available in a sort of whitelisted way
  end

  def new
    @museum = Museum.new
  end

  def show
    load
  end

  def edit
    load
  end

  def update
    @museum.update safe_painting_params
    redirect_to @museum
  end

  def destroy
    @museum.delete
  end

  def create
    #rails 3 way      @museum = Museum.create(params[:painting])
    @museum = Museum.create(safe_painting_params) #create initialisases and saves to the database
    if @museum.save
      redirect_to @museum
    else
      #fail
      #   redirect_to museums_path
      render 'new'
    end
  end

  private

  def safe_museum_params
    params.require('museum').permit(:name)
  end

  def load
    @museum = Museum.find(params[:id])
  end