# frozen_string_literal: true

class StoryPagesController < ApplicationController
  before_action :set_page, only: [:show, :edit, :update, :destroy]

  def index
    @pages = StoryPage.includes(:character).all
  end

  def show
    @prev_page = StoryPage.where("position < ?", @page.position).last
    @next_page = StoryPage.where("position > ?", @page.position).first
  end

  def new
    @page = StoryPage.new
    @characters = Character.all.order(:name)
  end

  def create
    @page = StoryPage.new(page_params)
    if @page.save
      redirect_to @page, notice: "Страница добавлена."
    else
      @characters = Character.all.order(:name)
      render :new, status: :unprocessable_entity
    end
  end

  def edit
    @characters = Character.all.order(:name)
  end

  def update
    if @page.update(page_params)
      redirect_to @page, notice: "Страница обновлена."
    else
      @characters = Character.all.order(:name)
      render :edit, status: :unprocessable_entity
    end
  end

  def destroy
    @page.destroy
    redirect_to story_pages_path, notice: "Страница удалена."
  end

  private

  def set_page
    @page = StoryPage.find(params[:id])
  end

  def page_params
    params.require(:story_page).permit(:title, :content, :position, :character_id)
  end
end