new helpdesk module

Modules/Helpdesk/Models/Attachment.php

@@ -0,0 +1,48 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Modules\Helpdesk\Models;
+
+use App\Models\User;
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Support\Facades\Storage;
+
+final class Attachment extends Model
+{
+    use HasFactory;
+
+    protected $table = 'helpdesk_attachments';
+
+    /** @var list<string> */
+    protected $fillable = ['ticket_id', 'comment_id', 'user_id', 'disk', 'path', 'original_name', 'mime_type', 'size'];
+
+    /** @var array<string, string> */
+    protected $casts = ['size' => 'integer'];
+
+    /** @return BelongsTo<Ticket, Attachment> */
+    public function ticket(): BelongsTo
+    {
+        return $this->belongsTo(Ticket::class, 'ticket_id');
+    }
+
+    /** @return BelongsTo<Comment, Attachment> */
+    public function comment(): BelongsTo
+    {
+        return $this->belongsTo(Comment::class, 'comment_id');
+    }
+
+    /** @return BelongsTo<User, Attachment> */
+    public function user(): BelongsTo
+    {
+        return $this->belongsTo(User::class, 'user_id');
+    }
+
+    /** @return string */
+    public function url(): string
+    {
+        return Storage::disk($this->disk)->url($this->path);
+    }
+}