panel/app/controllers/posts_controller.rb

# frozen_string_literal: true

# Controlador para artículos
class PostsController < ApplicationController
  include Pundit
  before_action :authenticate_usuarie!

  def index
    authorize Post
    @site = find_site
    @category = session[:category] = params.dig(:category)
    @layout = params.dig(:layout).try :to_sym
    # TODO: Aplicar policy_scope
    @posts = @site.posts(lang: lang)
    @posts.sort_by!(:order, :date).reverse!
    @usuarie = @site.usuarie? current_usuarie
  end

  def show
    @site = find_site
    @post = @site.posts(lang: lang).find params[:id]
    authorize @post
  end

  def new
    authorize Post
    @site = find_site
    @post = @site.posts.build(lang: lang, layout: params[:layout])
  end

  def create
    authorize Post
    @site = find_site
    service = PostService.new(site: @site,
                              usuarie: current_usuarie,
                              params: params)

    if (@post = service.create.persisted?)
      redirect_to site_posts_path(@site)
    else
      render 'posts/new'
    end
  end

  def edit
    @site = find_site
    @post = @site.posts(lang: lang).find params[:id]

    authorize @post
  end

  def update
    @site = find_site
    @post = @site.posts(lang: lang).find params[:id]

    authorize @post

    service = PostService.new(site: @site,
                              post: @post,
                              usuarie: current_usuarie,
                              params: params)

    if service.update.persisted?
      redirect_to site_posts_path(@site)
    else
      render 'posts/edit'
    end
  end

  # Eliminar artículos
  def destroy
    @site = find_site
    @post = @site.posts(lang: lang).find params[:id]

    authorize @post

    service = PostService.new(site: @site,
                              post: @post,
                              usuarie: current_usuarie,
                              params: params)

    # TODO: Notificar si se pudo o no
    service.destroy
    redirect_to site_posts_path(@site)
  end

  # Reordenar los artículos
  def reorder
    @site = find_site
    authorize @site

    service = PostService.new(site: @site,
                              usuarie: current_usuarie,
                              params: params)

    service.reorder
    redirect_to site_posts_path(@site)
  end

  # Devuelve el idioma solicitado a través de un parámetro, validando
  # que el sitio soporte ese idioma
  def lang
    return unless params[:lang]
    return unless @site.try(:locales).try(:include?, params[:lang])

    params[:lang]
  end
end