a11yist/app/controllers/links_controller.rb

# frozen_string_literal: true

class LinksController < ApplicationController
  before_action :set_link, only: %i[show edit update destroy]

  # GET /links
  def index
    @links = Link.all
  end

  # GET /links/1
  def show; end

  # GET /links/new
  def new
    @link = Link.new
  end

  # GET /links/1/edit
  def edit; end

  # POST /links
  def create
    @link = Link.new(link_params)

    if @link.save
      redirect_to @link, notice: "Link was successfully created."
    else
      render :new, status: :unprocessable_entity
    end
  end

  # PATCH/PUT /links/1
  def update
    if @link.update(link_params)
      redirect_to @link, notice: "Link was successfully updated.", status: :see_other
    else
      render :edit, status: :unprocessable_entity
    end
  end

  # DELETE /links/1
  def destroy
    @link.destroy!
    redirect_to links_url, notice: "Link was successfully destroyed.", status: :see_other
  end

  private

  # Use callbacks to share common setup or constraints between actions.
  def set_link
    @link = Link.find(params[:id])
  end

  # Only allow a list of trusted parameters through.
  def link_params
    params.require(:link).permit(:url, :text, :description, :link_category_id)
  end
end