<?php

declare(strict_types=1);

/*
 * This file is a part of the DiscordPHP project.
 *
 * Copyright (c) 2015-present David Cole <david.cole1340@gmail.com>
 *
 * This file is subject to the MIT license that is bundled
 * with this source code in the LICENSE.md file.
 */

namespace Discord\WebSockets\Events;

use Discord\WebSockets\Event;
use Discord\Parts\Guild\Guild;
use Discord\Parts\Guild\Integration;

/**
 * @link https://discord.com/developers/docs/topics/gateway-events#integration-update
 *
 * @since 7.0.0
 */
class IntegrationUpdate extends Event
{
    /**
     * @inheritDoc
     */
    public function handle($data)
    {
        $integrationPart = $oldIntegration = null;

        /** @var ?Guild */
        if ($guild = yield $this->discord->guilds->cacheGet($data->guild_id)) {
            /** @var ?Integration */
            if ($oldIntegration = yield $guild->integrations->cacheGet($data->id)) {
                // Swap
                $integrationPart = $oldIntegration;
                $oldIntegration = clone $oldIntegration;

                $integrationPart->fill((array) $data);
            }
        }

        if ($integrationPart === null) {
            /** @var Integration */
            $integrationPart = $this->factory->part(Integration::class, (array) $data, true);
        }

        $guild?->integrations->set($data->id, $integrationPart);

        if (isset($data->user)) {
            $this->cacheUser($data->user);
        }

        return [$integrationPart, $oldIntegration];
    }
}
