<?php

namespace BeyondCode\LaravelWebSockets\Server\Loggers;

use BeyondCode\LaravelWebSockets\Server\QueryParameters;
use Exception;
use Ratchet\ConnectionInterface;
use Ratchet\RFC6455\Messaging\MessageInterface;
use Ratchet\WebSocket\MessageComponentInterface;

class WebSocketsLogger extends Logger implements MessageComponentInterface
{
    /**
     * The HTTP app instance to watch.
     *
     * @var \Ratchet\Http\HttpServerInterface
     */
    protected $app;

    /**
     * Create a new instance and add the app to watch.
     *
     * @param  \Ratchet\MessageComponentInterface  $app
     * @return self
     */
    public static function decorate(MessageComponentInterface $app): self
    {
        $logger = clone app(self::class);

        return $logger->setApp($app);
    }

    /**
     * Set a new app to watch.
     *
     * @param  \Ratchet\MessageComponentInterface  $app
     * @return $this
     */
    public function setApp(MessageComponentInterface $app)
    {
        $this->app = $app;

        return $this;
    }

    /**
     * Handle the HTTP open request.
     *
     * @param  \Ratchet\ConnectionInterface  $connection
     * @return void
     */
    public function onOpen(ConnectionInterface $connection)
    {
        $appKey = QueryParameters::create($connection->httpRequest)->get('appKey');

        $this->info("[$appKey] New connection opened.");

        $this->app->onOpen(ConnectionLogger::decorate($connection));
    }

    /**
     * Handle the HTTP message request.
     *
     * @param  \Ratchet\ConnectionInterface  $connection
     * @param  \Ratchet\RFC6455\Messaging\MessageInterface  $message
     * @return void
     */
    public function onMessage(ConnectionInterface $connection, MessageInterface $message)
    {
        $this->info("[{$connection->app->id}][{$connection->socketId}] Received message ". ($this->verbose ? $message->getPayload() : ''));

        $this->app->onMessage(ConnectionLogger::decorate($connection), $message);
    }

    /**
     * Handle the HTTP close request.
     *
     * @param  \Ratchet\ConnectionInterface  $connection
     * @return void
     */
    public function onClose(ConnectionInterface $connection)
    {
        $socketId = $connection->socketId ?? null;
        $appId = $connection->app->id ?? null;

        $this->warn("[{$appId}][{$socketId}] Connection closed");

        $this->app->onClose(ConnectionLogger::decorate($connection));
    }

    /**
     * Handle HTTP errors.
     *
     * @param  \Ratchet\ConnectionInterface  $connection
     * @param  Exception  $exception
     * @return void
     */
    public function onError(ConnectionInterface $connection, Exception $exception)
    {
        $exceptionClass = get_class($exception);

        $appId = $connection->app->id ?? 'Unknown app id';

        $message = "[{$appId}] Exception `{$exceptionClass}` thrown: `{$exception->getMessage()}`";

        if ($this->verbose) {
            $message .= $exception->getTraceAsString();
        }

        $this->error($message);

        $this->app->onError(ConnectionLogger::decorate($connection), $exception);
    }
}