<?php

namespace App\Http\Controllers;

use App\Models\Advert;
use App\Models\Article;
use App\Models\Category;

class CategoryController extends Controller
{

    /**
     * 显示分类
     *
     * @param  Category  $category  [description]
     * @return \Illuminate\Contracts\Foundation\Application|\Illuminate\Contracts\View\Factory|\Illuminate\Http\RedirectResponse|\Illuminate\Routing\Redirector|\Illuminate\View\View [type]             [description]
     */
    public function index(Category $category)
    {
        if ($category->type == Category::TYPE_SHOW && $category->article_id) {
            return redirect("articles/".$category->article_id);
        } else {
//            $articles = $category->relations(Category::TYPE_ARTICLE)
//                ->where('status', 1)
//                ->latest('sort')
//                ->latest()
//                ->paginate();

            $articles = Article::ByCategory($category->getAllChildrenId())
                ->where('status', 1)
                ->latest()
                ->latest('created_at')
                ->paginate();

            $parent = $category;

            if ($category->childrens->isEmpty() && $category->parent) {
                $parent = $category->parent;
            }

            $advert = Advert::where('category_id', 73)->first();
            if ($category->id == 4) {
                return view('category.list', compact('articles', 'category', 'parent', 'advert'));
            }

            return view('category.show', compact('articles', 'category', 'parent', 'advert'));
        }
    }

}