<?php

namespace App\KommaApp\Posts;

use App\Http\Controllers\Controller;
use App\KommaApp\PostCategories\Models\PostCategoryTranslation;
use App\KommaApp\Posts\Models\Post;

class PostController extends Controller
{
    private $pagePrefix = 'pages.posts.';
    private $postService;

    public function __construct(PostService $postService)
    {
        parent::__construct();
        $this->postService = $postService;
    }

    /**
     * @return \Illuminate\Contracts\View\View
     */
    public function index()
    {
        $page = $this->pageService->getPageByCodeName('blog');
        $otherLanguageRoutes = $this->languageService->getOtherLanguagesRoutes($page);

        $postsObject = $this->postService->getAllPosts(true, 8, true);
        $postsObject->posts->withPath('/' . $this->links->blog->route);

        // Return view
        return \View::make($this->baseViewPath . $this->pagePrefix . 'index', [
            'page'           => $page,
            'links'          => $this->links,
            'otherLanguages' => $otherLanguageRoutes,
            'firstPost'      => $postsObject->firstPost,
            'mainPosts'      => $postsObject->posts,
        ]);
    }

    /**
     * @return \Illuminate\Contracts\View\View
     */
    public function filters()
    {
        $filters = request('filters');

        if (sizeof($filters) != 1) {
            throw abort(404);
        }
        $categoryName = $filters[0];

        // Check if category exist else trow 404
        if ( ! $category = PostCategoryTranslation::where('slug', $categoryName)
            ->with('translatable')
            ->first()) {
            throw abort(404);
        }

        $page = $this->pageService->getPageByCodeName('blog');
        $otherLanguageRoutes = $this->languageService->getOtherLanguagesRoutes($page);

        //Get posts through the category
        $posts = $category->translatable->posts()
            ->orderBy('date', 'DESC')
            ->paginate(8);
        $posts->withPath('/' . $this->links->blog->route . '/' . $category->slug);

        // Return view
        return \View::make($this->baseViewPath . $this->pagePrefix . 'category', [
            'page'           => $page,
            'postCategory'   => $category,
            'links'          => $this->links,
            'otherLanguages' => $otherLanguageRoutes,
            'posts'          => $posts,
        ]);
    }


    /**
     * @param Page $page
     * @return \Illuminate\Contracts\View\View
     */
    public function show(Post $post)
    {
        $post->load('translation', 'sites');

        // This checks if the post belongs to the set site
        if ( ! $post->sites->contains(\App::getSite())) {
            throw abort(404);
        }

        $page = $this->pageService->getPageByCodeName('blog');
        $otherLanguageRoutes = $this->languageService->getOtherLanguagesRoutes($page, $post);

        $post->translation = $this->decodeDynamicContent($post->translation);
        $post->categories = $post->post_categories()->with('translation')->get();

        // Return view
        return \View::make($this->baseViewPath . $this->pagePrefix . 'show', [
            'page'           => $page,
            'post'           => $post,
            'links'          => $this->links,
            'otherLanguages' => $otherLanguageRoutes
        ]);
    }

}