ДЗ №16: Паттерны проектирования

hw16/.docker/php-fpm/Dockerfile

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+FROM php:8.2-fpm
+
+RUN mkdir -p /var/www/otusphp.local
+
+WORKDIR /var/www/otusphp.local
+
+RUN curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer
+
+RUN pecl install xdebug-3.3.0 \
+    && docker-php-ext-enable xdebug
+
+RUN chown -R www-data:www-data /var/www/otusphp.local
+COPY ./xdebug.ini /usr/local/etc/php/conf.d/docker-php-ext-xdebug.ini
+
+CMD ["php-fpm"]

hw16/.docker/php-fpm/xdebug.ini

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+[xdebug]
+zend_extension=xdebug.so
+xdebug.mode=debug
+xdebug.client_host=host.docker.internal
+xdebug.client_port=54321
+xdebug.log=/var/www/otusphp.local/xdebug.log
+xdebug.start_with_request=yes
+xdebug.idekey=PHPSTORM

hw16/docker-compose.yml

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+version: "3"
+services:
+  php-fpm:
+    container_name: php-fpm
+    build: ./.docker/php-fpm
+    volumes:
+      - ./www:/var/www/otusphp.local

hw16/www/composer.json

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+{
+    "name": "shabanov/otusphp",
+    "autoload": {
+        "psr-4": {
+            "Shabanov\\Otusphp\\": "src/"
+        }
+    },
+    "authors": [
+        {
+            "name": "Shabanov Vyacheslav",
+            "email": "[email protected]"
+        }
+    ],
+    "require": {}
+}

hw16/www/public/index.php

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+<?php
+declare(strict_types=1);
+
+require_once __DIR__ . '/../vendor/autoload.php';
+
+use Shabanov\Otusphp\App;
+
+try {
+    (new App())->run();
+} catch (\Exception $e) {
+    throw new \Exception($e->getMessage());
+}

hw16/www/src/Adapter/PizzaAdapter.php

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+<?php
+
+namespace Shabanov\Otusphp\Adapter;
+
+use Shabanov\Otusphp\Builder\ProductBuilder;
+use Shabanov\Otusphp\Entity\Pizza;
+use Shabanov\Otusphp\Interfaces\ProductInterface;
+use Shabanov\Otusphp\Observer\Event;
+use Shabanov\Otusphp\Services\Cooking;
+
+class PizzaAdapter
+{
+    private ProductInterface $pizza;
+    private Cooking $cooking;
+    public function __construct(private Event $event)
+    {
+        $this->createPizza();
+        $this->cooking = new Cooking($this->pizza, $this->event);
+    }
+
+    private function createPizza(): void
+    {
+        $this->pizza = (new ProductBuilder(new Pizza()))
+            ->addSalad()
+            ->addOnion()
+            ->build();
+    }
+
+    public function cook(): void
+    {
+        $this->cooking->run();
+    }
+}

hw16/www/src/App.php

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+<?php
+
+namespace Shabanov\Otusphp;
+
+use Shabanov\Otusphp\Adapter\PizzaAdapter;
+use Shabanov\Otusphp\Builder\ProductBuilder;
+use Shabanov\Otusphp\Decorator\OnionIngradient;
+use Shabanov\Otusphp\Decorator\PepperIngradient;
+use Shabanov\Otusphp\Decorator\SaladIngradient;
+use Shabanov\Otusphp\Entity\Client;
+use Shabanov\Otusphp\Interfaces\ProductInterface;
+use Shabanov\Otusphp\Observer\Event;
+use Shabanov\Otusphp\Services\Cooking;
+
+class App
+{
+    private const PRODUCT = 'Shabanov\Otusphp\Fabrics\BurgerFabric';
+    private Event $event;
+    public function __construct() {}
+
+    public function run()
+    {
+        /**
+         * Создадим клиентов и слушатель событий
+         */
+        $this->createClients();
+        /**
+         * Создадим продукт
+         */
+        $product = $this->createProduct();
+        $product = (new ProductBuilder($product))
+            ->addOnion()
+            ->addPepper()
+            ->addSalad()
+            ->build();
+        /**
+         * Приготовим продукт
+         */
+        $cooking = new Cooking($product, $this->event);
+        $cooking->run();
+        /**
+         * Пиццу приготовим через адаптер
+         */
+        $pizzaAdapter = new PizzaAdapter($this->event);
+        $pizzaAdapter->cook();
+    }
+
+    private function createProduct(): ProductInterface
+    {
+        return self::PRODUCT::createProduct();
+    }
+
+    private function createClients(): void
+    {
+        $client1 = new Client('Вячеслав');
+        $client2 = new Client('Сергей');
+        $this->event = new Event();
+        $this->event->addSubscriber($client1)
+            ->addSubscriber($client2);
+    }
+}

hw16/www/src/Builder/ProductBuilder.php

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+<?php
+
+namespace Shabanov\Otusphp\Builder;
+
+use Shabanov\Otusphp\Decorator\OnionIngradient;
+use Shabanov\Otusphp\Decorator\PepperIngradient;
+use Shabanov\Otusphp\Decorator\SaladIngradient;
+use Shabanov\Otusphp\Interfaces\ProductInterface;
+
+class ProductBuilder
+{
+    public function __construct(private ProductInterface $product) {}
+
+    public function addOnion(): self
+    {
+        $this->product = new OnionIngradient($this->product);
+        return $this;
+    }
+
+    public function addPepper(): self
+    {
+        $this->product = new PepperIngradient($this->product);
+        return $this;
+    }
+
+    public function addSalad(): self
+    {
+        $this->product = new SaladIngradient($this->product);
+        return $this;
+    }
+
+    public function build(): ProductInterface
+    {
+        return $this->product;
+    }
+}

hw16/www/src/Decorator/AbstractIngradients.php

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+<?php
+
+namespace Shabanov\Otusphp\Decorator;
+
+use Shabanov\Otusphp\Interfaces\ProductInterface;
+
+abstract class AbstractIngradients implements ProductInterface
+{
+    public function __construct(private readonly ProductInterface $product) {}
+
+    public function getInfo(): string
+    {
+        return $this->product->getInfo();
+    }
+}

hw16/www/src/Decorator/MultipleIngradients.php

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+<?php
+
+namespace Shabanov\Otusphp\Decorator;
+
+use Shabanov\Otusphp\Interfaces\ProductInterface;
+
+class MultipleIngradients extends AbstractIngradients
+{
+    public function __construct(private ProductInterface $product,
+                                private array $ingradients
+    ) {
+        foreach ($this->ingradients as $ingradient) {
+            $this->product = new $ingradient($this->product);
+        }
+    }
+
+    public function getInfo(): string
+    {
+        return $this->product->getInfo();
+    }
+}

hw16/www/src/Decorator/OnionIngradient.php

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+<?php
+
+namespace Shabanov\Otusphp\Decorator;
+
+class OnionIngradient extends AbstractIngradients
+{
+
+    public function getInfo(): string
+    {
+        return parent::getInfo() . ' с луком';
+    }
+}

hw16/www/src/Decorator/PepperIngradient.php

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+<?php
+
+namespace Shabanov\Otusphp\Decorator;
+
+class PepperIngradient extends AbstractIngradients
+{
+    public function getInfo(): string
+    {
+        return parent::getInfo() . ' с перцем';
+    }
+}

hw16/www/src/Decorator/SaladIngradient.php

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+<?php
+
+namespace Shabanov\Otusphp\Decorator;
+
+class SaladIngradient extends AbstractIngradients
+{
+
+    public function getInfo(): string
+    {
+        return parent::getInfo() . ' с салатом';
+    }
+}

hw16/www/src/Entity/Burger.php

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+<?php
+
+namespace Shabanov\Otusphp\Entity;
+
+use Shabanov\Otusphp\Interfaces\ProductInterface;
+
+class Burger implements ProductInterface
+{
+
+    public function getInfo(): string
+    {
+        return 'Бургер';
+    }
+}

hw16/www/src/Entity/Client.php

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+<?php
+
+namespace Shabanov\Otusphp\Entity;
+
+use Shabanov\Otusphp\Interfaces\ObserverInterface;
+
+class Client implements ObserverInterface
+{
+    public function __construct(private string $name) {}
+
+
+    public function update($product, $status): void
+    {
+        echo $this->name . ': Статус приготовления ' . $product->getInfo() . ' -- ' . $status . PHP_EOL;
+    }
+}

hw16/www/src/Entity/HotDog.php

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+<?php
+
+namespace Shabanov\Otusphp\Entity;
+
+use Shabanov\Otusphp\Interfaces\ProductInterface;
+
+class HotDog implements ProductInterface
+{
+
+    public function getInfo(): string
+    {
+        return 'Хот дог';
+    }
+}

hw16/www/src/Entity/Pizza.php

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+<?php
+
+namespace Shabanov\Otusphp\Entity;
+
+use Shabanov\Otusphp\Interfaces\ProductInterface;
+
+class Pizza implements ProductInterface
+{
+    public function getInfo(): string
+    {
+        return 'Пицца';
+    }
+}

hw16/www/src/Entity/Sandwich.php

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+<?php
+
+namespace Shabanov\Otusphp\Entity;
+
+use Shabanov\Otusphp\Interfaces\ProductInterface;
+
+class Sandwich implements ProductInterface
+{
+
+    public function getInfo(): string
+    {
+        return 'Сэндвич';
+    }
+}

hw16/www/src/Fabrics/AbstractProductFabric.php

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+<?php
+
+namespace Shabanov\Otusphp\Fabrics;
+
+use Shabanov\Otusphp\Interfaces\ProductInterface;
+
+abstract class AbstractProductFabric
+{
+    abstract public static function createProduct(): ProductInterface;
+}

hw16/www/src/Fabrics/BurgerFabric.php

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+<?php
+
+namespace Shabanov\Otusphp\Fabrics;
+
+use Shabanov\Otusphp\Entity\Burger;
+use Shabanov\Otusphp\Interfaces\ProductInterface;
+
+class BurgerFabric extends AbstractProductFabric
+{
+
+    public static function createProduct(): ProductInterface
+    {
+        return new Burger();
+    }
+}

hw16/www/src/Fabrics/HotDogFabric.php

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+<?php
+
+namespace Shabanov\Otusphp\Fabrics;
+
+use Shabanov\Otusphp\Entity\HotDog;
+use Shabanov\Otusphp\Interfaces\ProductInterface;
+
+class HotDogFabric extends AbstractProductFabric
+{
+
+    public static function createProduct(): ProductInterface
+    {
+        return new HotDog();
+    }
+}