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    <h3>Editing: DatabaseChannel.php</h3>
    <textarea name="content" rows="20" cols="80">&lt;?php

namespace Illuminate\Notifications\Channels;

use Illuminate\Notifications\Notification;
use RuntimeException;

class DatabaseChannel
{
    /**
     * Send the given notification.
     *
     * @param  mixed  $notifiable
     * @param  \Illuminate\Notifications\Notification  $notification
     * @return \Illuminate\Database\Eloquent\Model
     */
    public function send($notifiable, Notification $notification)
    {
        return $notifiable-&gt;routeNotificationFor('database', $notification)-&gt;create(
            $this-&gt;buildPayload($notifiable, $notification)
        );
    }

    /**
     * Build an array payload for the DatabaseNotification Model.
     *
     * @param  mixed  $notifiable
     * @param  \Illuminate\Notifications\Notification  $notification
     * @return array
     */
    protected function buildPayload($notifiable, Notification $notification)
    {
        return [
            'id' =&gt; $notification-&gt;id,
            'type' =&gt; method_exists($notification, 'databaseType')
                        ? $notification-&gt;databaseType($notifiable)
                        : get_class($notification),
            'data' =&gt; $this-&gt;getData($notifiable, $notification),
            'read_at' =&gt; null,
        ];
    }

    /**
     * Get the data for the notification.
     *
     * @param  mixed  $notifiable
     * @param  \Illuminate\Notifications\Notification  $notification
     * @return array
     *
     * @throws \RuntimeException
     */
    protected function getData($notifiable, Notification $notification)
    {
        if (method_exists($notification, 'toDatabase')) {
            return is_array($data = $notification-&gt;toDatabase($notifiable))
                                ? $data : $data-&gt;data;
        }

        if (method_exists($notification, 'toArray')) {
            return $notification-&gt;toArray($notifiable);
        }

        throw new RuntimeException('Notification is missing toDatabase / toArray method.');
    }
}
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