first commit

app/Models/Module.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Concerns\HasUuids;
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\SoftDeletes;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+class Module extends Model
+{
+    use HasFactory, HasUuids, SoftDeletes;
+
+    protected $guarded = [];
+
+    protected $casts = [
+        'metadata' => 'array',
+        'is_free_preview' => 'boolean',
+    ];
+
+    public function course(): BelongsTo
+    {
+        return $this->belongsTo(Course::class);
+    }
+
+    public function lessons(): HasMany
+    {
+        return $this->hasMany(Lesson::class)->orderBy('order_index');
+    }
+}