<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use Illuminate\Support\Facades\Cache;
use App\Article;

class NameSpaceController extends Controller
{
    public function index()
    {
        return view('namespaces.index');
    }

    public function show($namespace)
    {
        if (!array_key_exists($namespace, config('karudhaas.topic_filters'))) return redirect('/namespaces');

        $options = config("karudhaas.topic_filters." . $namespace);

        $articles =  Cache::remember("articles.$namespace", 600, function () use ($options) {
            return Article::with('source')->whereHas('topics', function ($q) use ($options) {
                $q->whereIn('slug', $options["keys"]);
            })->latest('published_date')->limit(8)->get();
        });

        return view('namespaces.show', [
            'options' => $options,
            'articles' => $articles
        ]);
    }
}