laravel/app/Models/Comments.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\SoftDeletes;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\Relations\BelongsTo;

class Comments extends Model
{
    use HasFactory, SoftDeletes;

    protected $fillable = [
        'content',
        'commentable_id',
        'commentable_type',
        'user_id',
        'is_banned'
    ];

    public function commentable(): MorphTo
    {
        return $this->morphTo();
    }

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

    public function scopeBanned($query)
    {
        return $query->where('is_banned', true);
    }

    public function scopeActive($query)
    {
        return $query->where('is_banned', false);
    }
}