cineflex/app/Models/Seat.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;

class Seat extends Model
{

    protected $table = 'seats';
    protected $primaryKey = 'seat_id';
    public $timestamps = false;
    protected $fillable = [
        'seat_row',
        'seat_number',
        'seat_type', // enum('standard', 'wheelchair', 'loveseat')
        'room_id',
    ];

    protected $hidden = [
        'created_at',
        'updated_at',
    ];

    public function room()
    {
        return $this->belongsTo(Room::class, 'room_id', 'room_id');
    }

    public function orders()
    {
        return $this->belongsToMany(Order::class, 'order_seats', 'seat_id', 'order_id');
    }

    public function tickets()
    {
        return $this->hasMany(Ticket::class, 'seat_id', 'seat_id');
    }

    // isReserved(int showing_id) method
    // Looks at showing / order / ticket if it's reserved
    // Returns true if it is reserved, false if it isn't
    public function is_reserved(int $showing_id)
    {
        $tickets = $this->tickets()->where('showing_id', $showing_id)->get();
        foreach ($tickets as $ticket) {
            if ($ticket->order->order_status == 'pending' || $ticket->order->order_status == 'paid') {
                return true;
            }
        }
        return false;
    }

}