adding Beer entity, migration and crud

app/migrations/Version20210218191150.php

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+<?php
+
+declare(strict_types=1);
+
+namespace DoctrineMigrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+/**
+ * Auto-generated Migration: Please modify to your needs!
+ */
+final class Version20210218191150 extends AbstractMigration
+{
+    public function getDescription() : string
+    {
+        return '';
+    }
+
+    public function up(Schema $schema) : void
+    {
+        // this up() migration is auto-generated, please modify it to your needs
+        $this->addSql('CREATE SEQUENCE beer_id_seq INCREMENT BY 1 MINVALUE 1 START 1');
+        $this->addSql('CREATE TABLE beer (id INT NOT NULL, name VARCHAR(255) NOT NULL, alcool DOUBLE PRECISION DEFAULT NULL, PRIMARY KEY(id))');
+    }
+
+    public function down(Schema $schema) : void
+    {
+        // this down() migration is auto-generated, please modify it to your needs
+        $this->addSql('CREATE SCHEMA public');
+        $this->addSql('DROP SEQUENCE beer_id_seq CASCADE');
+        $this->addSql('DROP TABLE beer');
+    }
+}

app/src/Controller/BeerController.php

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+<?php
+
+namespace App\Controller;
+
+use App\Entity\Beer;
+use App\Form\BeerType;
+use App\Repository\BeerRepository;
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\Routing\Annotation\Route;
+
+/**
+ * @Route("/beer")
+ */
+class BeerController extends AbstractController
+{
+    /**
+     * @Route("/", name="beer_index", methods={"GET"})
+     */
+    public function index(BeerRepository $beerRepository): Response
+    {
+        return $this->render('beer/index.html.twig', [
+            'beers' => $beerRepository->findAll(),
+        ]);
+    }
+
+    /**
+     * @Route("/new", name="beer_new", methods={"GET","POST"})
+     */
+    public function new(Request $request): Response
+    {
+        $beer = new Beer();
+        $form = $this->createForm(BeerType::class, $beer);
+        $form->handleRequest($request);
+
+        if ($form->isSubmitted() && $form->isValid()) {
+            $entityManager = $this->getDoctrine()->getManager();
+            $entityManager->persist($beer);
+            $entityManager->flush();
+
+            return $this->redirectToRoute('beer_index');
+        }
+
+        return $this->render('beer/new.html.twig', [
+            'beer' => $beer,
+            'form' => $form->createView(),
+        ]);
+    }
+
+    /**
+     * @Route("/{id}", name="beer_show", methods={"GET"})
+     */
+    public function show(Beer $beer): Response
+    {
+        return $this->render('beer/show.html.twig', [
+            'beer' => $beer,
+        ]);
+    }
+
+    /**
+     * @Route("/{id}/edit", name="beer_edit", methods={"GET","POST"})
+     */
+    public function edit(Request $request, Beer $beer): Response
+    {
+        $form = $this->createForm(BeerType::class, $beer);
+        $form->handleRequest($request);
+
+        if ($form->isSubmitted() && $form->isValid()) {
+            $this->getDoctrine()->getManager()->flush();
+
+            return $this->redirectToRoute('beer_index');
+        }
+
+        return $this->render('beer/edit.html.twig', [
+            'beer' => $beer,
+            'form' => $form->createView(),
+        ]);
+    }
+
+    /**
+     * @Route("/{id}", name="beer_delete", methods={"DELETE"})
+     */
+    public function delete(Request $request, Beer $beer): Response
+    {
+        if ($this->isCsrfTokenValid('delete'.$beer->getId(), $request->request->get('_token'))) {
+            $entityManager = $this->getDoctrine()->getManager();
+            $entityManager->remove($beer);
+            $entityManager->flush();
+        }
+
+        return $this->redirectToRoute('beer_index');
+    }
+}

app/src/Entity/Beer.php

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+<?php
+
+namespace App\Entity;
+
+use App\Repository\BeerRepository;
+use Doctrine\ORM\Mapping as ORM;
+
+/**
+ * @ORM\Entity(repositoryClass=BeerRepository::class)
+ */
+class Beer
+{
+    /**
+     * @ORM\Id
+     * @ORM\GeneratedValue
+     * @ORM\Column(type="integer")
+     */
+    private $id;
+
+    /**
+     * @ORM\Column(type="string", length=255)
+     */
+    private $name;
+
+    /**
+     * @ORM\Column(type="float", nullable=true)
+     */
+    private $alcool;
+
+    public function getId(): ?int
+    {
+        return $this->id;
+    }
+
+    public function getName(): ?string
+    {
+        return $this->name;
+    }
+
+    public function setName(string $name): self
+    {
+        $this->name = $name;
+
+        return $this;
+    }
+
+    public function getAlcool(): ?float
+    {
+        return $this->alcool;
+    }
+
+    public function setAlcool(?float $alcool): self
+    {
+        $this->alcool = $alcool;
+
+        return $this;
+    }
+}

app/src/Form/BeerType.php

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+<?php
+
+namespace App\Form;
+
+use App\Entity\Beer;
+use Symfony\Component\Form\AbstractType;
+use Symfony\Component\Form\FormBuilderInterface;
+use Symfony\Component\OptionsResolver\OptionsResolver;
+
+class BeerType extends AbstractType
+{
+    public function buildForm(FormBuilderInterface $builder, array $options)
+    {
+        $builder
+            ->add('name')
+            ->add('alcool')
+        ;
+    }
+
+    public function configureOptions(OptionsResolver $resolver)
+    {
+        $resolver->setDefaults([
+            'data_class' => Beer::class,
+        ]);
+    }
+}

app/src/Repository/BeerRepository.php

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+<?php
+
+namespace App\Repository;
+
+use App\Entity\Beer;
+use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
+use Doctrine\Persistence\ManagerRegistry;
+
+/**
+ * @method Beer|null find($id, $lockMode = null, $lockVersion = null)
+ * @method Beer|null findOneBy(array $criteria, array $orderBy = null)
+ * @method Beer[]    findAll()
+ * @method Beer[]    findBy(array $criteria, array $orderBy = null, $limit = null, $offset = null)
+ */
+class BeerRepository extends ServiceEntityRepository
+{
+    public function __construct(ManagerRegistry $registry)
+    {
+        parent::__construct($registry, Beer::class);
+    }
+
+    // /**
+    //  * @return Beer[] Returns an array of Beer objects
+    //  */
+    /*
+    public function findByExampleField($value)
+    {
+        return $this->createQueryBuilder('b')
+            ->andWhere('b.exampleField = :val')
+            ->setParameter('val', $value)
+            ->orderBy('b.id', 'ASC')
+            ->setMaxResults(10)
+            ->getQuery()
+            ->getResult()
+        ;
+    }
+    */
+
+    /*
+    public function findOneBySomeField($value): ?Beer
+    {
+        return $this->createQueryBuilder('b')
+            ->andWhere('b.exampleField = :val')
+            ->setParameter('val', $value)
+            ->getQuery()
+            ->getOneOrNullResult()
+        ;
+    }
+    */
+}

app/templates/beer/_delete_form.html.twig

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+<form method="post" action="{{ path('beer_delete', {'id': beer.id}) }}" onsubmit="return confirm('Are you sure you want to delete this item?');">
+    <input type="hidden" name="_method" value="DELETE">
+    <input type="hidden" name="_token" value="{{ csrf_token('delete' ~ beer.id) }}">
+    <button class="btn">Delete</button>
+</form>

app/templates/beer/_form.html.twig

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+{{ form_start(form) }}
+    {{ form_widget(form) }}
+    <button class="btn">{{ button_label|default('Save') }}</button>
+{{ form_end(form) }}

app/templates/beer/edit.html.twig

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+{% extends 'base.html.twig' %}
+
+{% block title %}Edit Beer{% endblock %}
+
+{% block body %}
+    <h1>Edit Beer</h1>
+
+    {{ include('beer/_form.html.twig', {'button_label': 'Update'}) }}
+
+    <a href="{{ path('beer_index') }}">back to list</a>
+
+    {{ include('beer/_delete_form.html.twig') }}
+{% endblock %}

app/templates/beer/index.html.twig

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+{% extends 'base.html.twig' %}
+
+{% block title %}Beer index{% endblock %}
+
+{% block body %}
+    <h1>Beer index</h1>
+
+    <table class="table">
+        <thead>
+            <tr>
+                <th>Id</th>
+                <th>Name</th>
+                <th>Alcool</th>
+                <th>actions</th>
+            </tr>
+        </thead>
+        <tbody>
+        {% for beer in beers %}
+            <tr>
+                <td>{{ beer.id }}</td>
+                <td>{{ beer.name }}</td>
+                <td>{{ beer.alcool }}</td>
+                <td>
+                    <a href="{{ path('beer_show', {'id': beer.id}) }}">show</a>
+                    <a href="{{ path('beer_edit', {'id': beer.id}) }}">edit</a>
+                </td>
+            </tr>
+        {% else %}
+            <tr>
+                <td colspan="4">no records found</td>
+            </tr>
+        {% endfor %}
+        </tbody>
+    </table>
+
+    <a href="{{ path('beer_new') }}">Create new</a>
+{% endblock %}

app/templates/beer/new.html.twig

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+{% extends 'base.html.twig' %}
+
+{% block title %}New Beer{% endblock %}
+
+{% block body %}
+    <h1>Create new Beer</h1>
+
+    {{ include('beer/_form.html.twig') }}
+
+    <a href="{{ path('beer_index') }}">back to list</a>
+{% endblock %}

app/templates/beer/show.html.twig

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+{% extends 'base.html.twig' %}
+
+{% block title %}Beer{% endblock %}
+
+{% block body %}
+    <h1>Beer</h1>
+
+    <table class="table">
+        <tbody>
+            <tr>
+                <th>Id</th>
+                <td>{{ beer.id }}</td>
+            </tr>
+            <tr>
+                <th>Name</th>
+                <td>{{ beer.name }}</td>
+            </tr>
+            <tr>
+                <th>Alcool</th>
+                <td>{{ beer.alcool }}</td>
+            </tr>
+        </tbody>
+    </table>
+
+    <a href="{{ path('beer_index') }}">back to list</a>
+
+    <a href="{{ path('beer_edit', {'id': beer.id}) }}">edit</a>
+
+    {{ include('beer/_delete_form.html.twig') }}
+{% endblock %}