fuel-price/app/Models/UserNotificationPreference.php

<?php

namespace App\Models;

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

class UserNotificationPreference extends Model
{
    /** @use HasFactory<UserNotificationPreferenceFactory> */
    use HasFactory;

    protected $fillable = [
        'user_id',
        'channel',
        'fuel_type',
        'enabled',
    ];

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

    public function scopeEnabled(Builder $query): void
    {
        $query->where('enabled', true);
    }

    public function scopeForChannel(Builder $query, string $channel): void
    {
        $query->where('channel', $channel);
    }

    public function scopeForFuelType(Builder $query, string $fuelType): void
    {
        $query->where('fuel_type', $fuelType);
    }

    protected function casts(): array
    {
        return [
            'enabled' => 'boolean',
        ];
    }
}