/**
* @param array $tickers
* @param OutputInterface $output
* @param int $i
* @param int|null $m
*/
private function nDayReturns(array $tickers, OutputInterface $output, $i, $m = null)
{
foreach ($tickers as $ticker) {
$this->tickerStats->getNDayReturns($this->yahooFinance->getData($ticker, true, false, true), $i, $m, function ($getNDayReturns) use($ticker, $output) {
foreach ($getNDayReturns as $n => $returns) {
foreach ($returns as $startDate => $return) {
$r = $return * 100;
$output->writeln("{$ticker} {$n} day {$startDate} {$r}%");
}
}
});
}
}
*/
$app->get('/', function (Request $request, Response $response) {
return $this->view->render($response, "index.html");
});
/**
* GET /n_day_average_returns
*/
$app->get("/api/n_day_average_returns", function (Request $request, Response $response) {
$config = new Config(__DIR__ . '/config/config.json');
$guzzleClient = new GuzzleClient(['base_uri' => $config->get('yahooFinanceBaseUrl')]);
$fileSystem = new Filesystem(new LocalAdapter(__DIR__ . '/' . $config->get('dataDir')));
$yahooFinance = new YahooFinance($guzzleClient, $fileSystem);
$tickerStats = new TickerStats(new Math());
$params = $request->getQueryParams();
$tickers = array_key_exists('tickers', $params) ? $params['tickers'] : [];
$i = array_key_exists('i', $params) ? (int) $params['i'] : [];
//$m = (int) $request->get('m',null) ?: null;
$out = [];
foreach ($tickers as $ticker) {
$tickerStats->getNDayReturns($yahooFinance->getData($ticker, true, true, true), $i, null, function ($avgReturns) use($ticker, &$out) {
foreach ($avgReturns as $nDayAvgReturn => $return) {
if (!isset($out[$ticker])) {
$out[$ticker] = [];
}
$out[$ticker] = $return;
}
});
}
return $response->withJson($out);
});
$app->run();
