Implement a caching mechanism

src/Command/CacheWarmCommand.php

@@ -0,0 +1,84 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Krzysiej\RyobiCrawler\Command;
+
+use Symfony\Component\Console\Helper\ProgressBar;
+use Symfony\Component\HttpFoundation\Request;
+use Illuminate\Database\Capsule\Manager as Capsule;
+use Krzysiej\RyobiCrawler\Models\Product;
+use Symfony\Component\Cache\Adapter\FilesystemAdapter;
+use Symfony\Component\Console\Attribute\AsCommand;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\HttpFoundation\RequestStack;
+use Twig\Environment;
+
+#[AsCommand(name: 'app:cache:warm-twig', description: '')]
+class CacheWarmCommand extends Command
+{
+    public function __construct(
+        private Environment $twig,
+        private RequestStack $requestStack,
+        private FilesystemAdapter $cache,
+    ) {
+        parent::__construct();
+    }
+
+    public function execute(InputInterface $input, OutputInterface $output): int
+    {
+        $this->cache->clear();
+
+        $capsule = new Capsule;
+        $capsule->addConnection([
+            'driver' => 'sqlite',
+            'database' => __DIR__ . '/../../database.sqlite',
+        ]);
+        $capsule->setAsGlobal();
+        $capsule->bootEloquent();
+
+        $progress = new ProgressBar($output);
+        $progress->start();
+        $products = Product::with([
+            'price' => fn($query) => $query->orderBy('created_at', 'desc'),
+            'stock' => fn($query) => $query->orderBy('created_at', 'desc'),
+        ])->get();
+        $progress->setMaxSteps(count($products));
+
+        $request = Request::create('/cache-warm');
+        $this->requestStack->push($request);
+
+        foreach ($products as $product) {
+            $priceList = $product->price()->pluck('price');
+            $stockList = $product->stock()->pluck('stock');
+            $priceDates = $product->price()->pluck('created_at')->map(fn($date) => $date->format('Y-m-d'))->toArray();
+            $stockDates = $product->stock()->pluck('created_at')->map(fn($date) => $date->format('Y-m-d'))->toArray();
+            $this->twig->render('product.html.twig', [
+                'product' => $product,
+                'price_list' => $this->prepareChartData($priceDates, $priceList),
+                'stock_list' => $this->prepareChartData($stockDates, $stockList),
+                'price_dates' => implode("','", $priceDates),
+            ]);
+            $progress->advance();
+        }
+
+        $progress->finish();
+        $output->writeln('');
+        $output->writeln('DONE');
+
+        return Command::SUCCESS;
+    }
+
+    private function prepareChartData($set1, $set2): string
+    {
+        $data = [];
+        foreach ($set1 as $key => $value) {
+            $data[] = ['x' => $value, 'y' => $set2[$key]];
+        }
+        $stringData = json_encode($data);
+
+        return str_replace(['"x"', '"y"'], ['x', 'y'], $stringData);
+    }
+}

src/Controller/BaseController.php

@@ -3,6 +3,7 @@
 namespace Krzysiej\RyobiCrawler\Controller;
 
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\Cache\Adapter\FilesystemAdapter;
 use Twig\Environment;
 use Illuminate\Database\Capsule\Manager as Capsule;
 
@@ -10,7 +11,7 @@ class BaseController extends AbstractController
 {
     protected Environment $twig;
 
-    public function __construct()
+    public function __construct(protected FilesystemAdapter $cache)
     {
         $capsule = new Capsule;
         $capsule->addConnection(['driver' => 'sqlite', 'database' => __DIR__ . '/../../database.sqlite']);

src/Controller/CategoryController.php

@@ -11,6 +11,10 @@ final class CategoryController extends BaseController
     #[Route('/category/{category}', name: 'app_category')]
     public function __invoke(string $category): Response
     {
+        if($this->cache->getItem('list_category_'.$category)->isHit()) {
+            return $this->render('productList.html.twig', ['listType' => 'category_'.$category]);
+        }
+
         $products = Product::with('price')
             ->selectRaw('products.*')
             ->distinct('products.id')
@@ -19,6 +23,7 @@ final class CategoryController extends BaseController
             ->orderByDesc('starred')
             ->orderByDesc('created_by')
             ->get();
-        return $this->render('productList.html.twig', ['products' => $products]);
+
+        return $this->render('productList.html.twig', ['products' => $products, 'listType' => 'category_'.$category]);
     }
 }

src/Controller/DiscontinuedController.php

@@ -13,12 +13,15 @@ final class DiscontinuedController extends BaseController
     #[Route('/discontinued', name: 'app_discontinued')]
     public function __invoke(): Response
     {
+        if($this->cache->getItem('list_discontinued')->isHit()) {
+            return $this->render('productList.html.twig', ['listType' => 'discontinued']);
+        }
 
         $products = Product::where('updated_at', '<', now()->format('Y-m-d'))
             ->orderByDesc('starred')
             ->orderByDesc('created_by')
             ->with(['currentPrice'])
             ->get();
-        return $this->render('productList.html.twig', ['products' => $products]);
+        return $this->render('productList.html.twig', ['products' => $products, 'listType' => 'discontinued']);
     }
 }

src/Controller/IndexController.php

@@ -11,10 +11,14 @@ final class IndexController extends BaseController
     #[Route('/', name: 'app_home')]
     public function __invoke(): Response
     {
+        if($this->cache->getItem('list_all')->isHit()) {
+            return $this->render('productList.html.twig', ['listType' => 'all']);
+        }
         $products = Product::with(['currentStock', 'price'])
             ->orderByDesc('starred')
             ->orderByDesc('created_by')
             ->get();
-        return $this->render('productList.html.twig', ['products' => $products]);
+
+        return $this->render('productList.html.twig', ['products' => $products, 'listType' => 'all']);
     }
 }

src/Controller/NewController.php

@@ -14,11 +14,15 @@ final class NewController extends BaseController
     #[Route('/new', name: 'app_new')]
     public function __invoke(): Response
     {
+        if($this->cache->getItem('list_new')->isHit()) {
+            return $this->render('productList.html.twig', ['listType' => 'new']);
+        }
+
         $products = Product::where('created_at', '>', now()->modify('-30 days')->format('Y-m-d'))
             ->orderByDesc('starred')
             ->orderByDesc('created_by')
             ->with(['currentPrice'])
             ->get();
-        return $this->render('productList.html.twig', ['products' => $products]);
+        return $this->render('productList.html.twig', ['products' => $products, 'listType' => 'new']);
     }
 }

src/Controller/ProductController.php

@@ -3,6 +3,7 @@
 namespace Krzysiej\RyobiCrawler\Controller;
 
 use Krzysiej\RyobiCrawler\Models\Product;
+use Symfony\Component\Cache\Adapter\FilesystemAdapter;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\Routing\Attribute\Route;
 use Twig\Error\LoaderError;
@@ -19,6 +20,10 @@ final class ProductController extends BaseController
     #[Route('/product/{productId<\d+>}', name: 'app_product')]
     public function __invoke(int $productId): Response
     {
+        if($this->cache->getItem('product'.$productId)->isHit()) {
+            return $this->render('product.html.twig', ['product' => ['id' => $productId]]);
+        }
+
         $product = Product::with([
             'price' => fn($query) => $query->orderBy('created_at', 'desc'),
             'stock' => fn($query) => $query->orderBy('created_at', 'desc'),

src/Controller/PromosController.php

@@ -12,11 +12,15 @@ final class PromosController extends BaseController
     #[Route('/promos', name: 'app_promos')]
     public function __invoke(): Response
     {
+        if($this->cache->getItem('list_promos')->isHit()) {
+            return $this->render('productList.html.twig', ['listType' => 'promos']);
+        }
+
         $products = Product::whereHas('currentPrice', fn(Builder $query) => $query->whereColumn('price', '<', 'productStandardPrice'))
             ->orderByDesc('starred')
             ->orderByDesc('created_by')
             ->with(['currentPrice'])
             ->get();
-        return $this->render('productList.html.twig', ['products' => $products]);
+        return $this->render('productList.html.twig', ['products' => $products, 'listType' => 'promos']);
     }
 }

src/Kernel.php

@@ -0,0 +1,53 @@
+<?php
+
+namespace Krzysiej\RyobiCrawler;
+
+use Krzysiej\RyobiCrawler\Twig\AppExtension;
+use Symfony\Bundle\FrameworkBundle\FrameworkBundle;
+use Symfony\Bundle\FrameworkBundle\Kernel\MicroKernelTrait;
+use Symfony\Bundle\TwigBundle\TwigBundle;
+use Symfony\Component\Cache\Adapter\FilesystemAdapter;
+use Symfony\Component\DependencyInjection\Loader\Configurator\ContainerConfigurator;
+use Symfony\Component\DependencyInjection\Reference;
+use Symfony\Component\HttpKernel\Kernel as BaseKernel;
+use Symfony\Component\Routing\Loader\Configurator\RoutingConfigurator;
+use Twig\Extra\Cache\CacheExtension;
+use Twig\Extra\Cache\CacheRuntime;
+use Twig\Extra\TwigExtraBundle\TwigExtraBundle;
+
+class Kernel extends BaseKernel
+{
+    use MicroKernelTrait;
+
+    public function registerBundles(): iterable
+    {
+        return [
+            new FrameworkBundle(),
+            new TwigBundle(),
+            new TwigExtraBundle(),
+        ];
+    }
+
+    protected function configureContainer(ContainerConfigurator $container): void
+    {
+        $container->extension('framework', [
+            'secret' => 'S0ME_SECRET'
+        ]);
+        $services = $container->services()->defaults()->autowire()->autoconfigure();
+        $services->load('Krzysiej\\RyobiCrawler\\Controller\\', __DIR__ . '/Controller/*');
+        $services->load('Krzysiej\\RyobiCrawler\\Command\\', __DIR__ . '/Command/*')->tag('console.command');
+        $services->set('twig.extension.cache', AppExtension::class)->tag('twig.extension');
+        $services->set(CacheExtension::class)->tag('twig.extension');
+        $services->set(FilesystemAdapter::class)->args([
+                '',      // namespace
+                0,       // default lifetime
+                __DIR__ . '/../var/cache/twig_blocks'  // custom path
+            ]);
+        $services->set('twig.runtime.cache', CacheRuntime::class)->args([new Reference(FilesystemAdapter::class)])->tag('twig.runtime');
+    }
+
+    protected function configureRoutes(RoutingConfigurator $routes): void
+    {
+        $routes->import(__DIR__ . '/Controller/', 'attribute');
+    }
+}