<?php

declare(strict_types=1);

namespace OCA\RePod\Controller;

use OCA\RePod\AppInfo\Application;
use OCP\AppFramework\Controller;
use OCP\AppFramework\Http;
use OCP\AppFramework\Http\JSONResponse;
use OCP\Http\Client\IClientService;
use OCP\IRequest;
use OCP\IUserSession;
use OCP\L10N\IFactory;

class TopController extends Controller
{
	public function __construct(
		IRequest $request,
		private IClientService $clientService,
		private IFactory $l10n,
		private IUserSession $userSession
	) {
		parent::__construct(Application::APP_ID, $request);
	}

	/**
	 * @NoAdminRequired
	 * @NoCSRFRequired
	 */
	public function index(int $count = 10): JSONResponse
	{
		$language = 'en';

		try {
			$langClient = $this->clientService->newClient();
			$langResponse = $langClient->get('https://api.fyyd.de/0.2/feature/podcast/hot/languages');
			$langJson = (array) json_decode((string) $langResponse->getBody(), true, flags: JSON_THROW_ON_ERROR);
			if (array_key_exists('data', $langJson) && is_array($langJson['data'])) {
				$language = $this->l10n->getUserLanguage($this->userSession->getUser());
				$language = explode('_', $language);
				$language = count($language) > 1 ? $language[1] : $language[0];
				$language = in_array($language, $langJson['data']) ? $language : 'en';
			}
		} catch (\Exception $e) {
		}

		try {
			$podcastClient = $this->clientService->newClient();
			$podcastReponse = $podcastClient->get('https://api.fyyd.de/0.2/feature/podcast/hot', [
				'query' => [
					'count' => $count,
					'language' => $language,
				],
			]);
			$podcastJson = (array) json_decode((string) $podcastReponse->getBody(), true, flags: JSON_THROW_ON_ERROR);

			return new JSONResponse($podcastJson, $podcastReponse->getStatusCode());
		} catch (\Exception $e) {
			return new JSONResponse([$e->getMessage()], Http::STATUS_INTERNAL_SERVER_ERROR);
		}
	}
}