LMS/app/Models/Group.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\BelongsToMany;
use Illuminate\Database\Eloquent\Relations\HasMany;

class Group extends Model
{
    use HasFactory;

    protected $fillable = [
        'organization_id',
        'name',
        'description',
        'is_active',
    ];

    protected $casts = [
        'is_active' => 'boolean',
    ];

    public function organization(): BelongsTo
    {
        return $this->belongsTo(Organization::class);
    }

    public function users(): BelongsToMany
    {
        return $this->belongsToMany(User::class, 'user_groups');
    }

    public function courseAssignments(): HasMany
    {
        return $this->hasMany(CourseAssignment::class);
    }
}