Added files to books.

src/Entity/File.php

@@ -0,0 +1,96 @@
+<?php
+
+namespace App\Entity;
+
+use App\Repository\FileRepository;
+use Doctrine\ORM\Mapping as ORM;
+
+#[ORM\Entity(repositoryClass: FileRepository::class)]
+class File
+{
+    #[ORM\Id]
+    #[ORM\GeneratedValue]
+    #[ORM\Column(type: 'integer')]
+    private $id;
+
+    #[ORM\Column(type: 'string', length: 255)]
+    private $file_name;
+
+    #[ORM\Column(type: 'integer')]
+    private $file_size;
+
+    #[ORM\Column(type: 'string', length: 255)]
+    private $extension;
+
+    #[ORM\Column(type: 'string', length: 255)]
+    private $type;
+
+    #[ORM\ManyToOne(targetEntity: Book::class, inversedBy: 'files')]
+    #[ORM\JoinColumn(nullable: false)]
+    private $book;
+
+    public function getId(): ?int
+    {
+        return $this->id;
+    }
+
+    public function getFileName(): ?string
+    {
+        return $this->file_name;
+    }
+
+    public function setFileName(string $file_name): self
+    {
+        $this->file_name = $file_name;
+
+        return $this;
+    }
+
+    public function getFileSize(): ?int
+    {
+        return $this->file_size;
+    }
+
+    public function setFileSize(int $file_size): self
+    {
+        $this->file_size = $file_size;
+
+        return $this;
+    }
+
+    public function getExtension(): ?string
+    {
+        return $this->extension;
+    }
+
+    public function setExtension(string $extension): self
+    {
+        $this->extension = $extension;
+
+        return $this;
+    }
+
+    public function getType(): ?string
+    {
+        return $this->type;
+    }
+
+    public function setType(string $type): self
+    {
+        $this->type = $type;
+
+        return $this;
+    }
+
+    public function getBook(): ?Book
+    {
+        return $this->book;
+    }
+
+    public function setBook(?Book $book): self
+    {
+        $this->book = $book;
+
+        return $this;
+    }
+}