<?php

use League\Flysystem\Adapter\Local;
use League\Flysystem\Filesystem;

require __DIR__ . '/../vendor/autoload.php';

if (!function_exists('humanFileSize')) {
	/**
	 * Generate a human readable file size
	 * @param $size
	 * @param int $precision
	 * @return string
	 */
	function humanFileSize($size, $precision = 2): string
	{
		for ($i = 0; ($size / 1024) > 0.9; $i++, $size /= 1024) {
		}
		return round($size, $precision) . ' ' . ['B', 'kB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'][$i];
	}
}

if (!function_exists('stringToBytes')) {
	/**
	 * @param $str
	 * @return int|string
	 */
	function stringToBytes(string $str): int
	{
		$val = trim($str);
		if (is_numeric($val)) {
			return (int)$val;
		}

		$last = strtolower($val[strlen($val) - 1]);
		$val = substr($val, 0, -1);

		$val = (int)$val;
		switch ($last) {
			case 'g':
				$val *= 1024;
			case 'm':
				$val *= 1024;
			case 'k':
				$val *= 1024;
		}
		return $val;
	}
}

if (!function_exists('removeDirectory')) {
	/**
	 * Remove a directory and it's content
	 * @param $path
	 */
	function removeDirectory($path)
	{
		$files = glob($path . '/*');
		foreach ($files as $file) {
			is_dir($file) ? removeDirectory($file) : unlink($file);
		}
		rmdir($path);
		return;
	}
}

if (!function_exists('cleanDirectory')) {
	/**
	 * Removes all directory contents
	 * @param $path
	 */
	function cleanDirectory($path)
	{
		$directoryIterator = new RecursiveDirectoryIterator($path, FilesystemIterator::SKIP_DOTS);
		$iteratorIterator = new RecursiveIteratorIterator($directoryIterator, RecursiveIteratorIterator::CHILD_FIRST);
		foreach ($iteratorIterator as $file) {
			if ($file->getFilename() !== '.gitkeep') {
				$file->isDir() ? rmdir($file) : unlink($file);
			}
		}
	}
}

if (!function_exists('redirect')) {
	/**
	 * Set the redirect response
	 * @param \Slim\Http\Response $response
	 * @param string $path
	 * @param array $args
	 * @param null $status
	 * @return \Slim\Http\Response
	 */
	function redirect(\Slim\Http\Response $response, string $path, $args = [], $status = null)
	{
		if (substr($path, 0, 1) === '/' || substr($path, 0, 3) === '../' || substr($path, 0, 2) === './') {
			$url = urlFor($path);
		} else {
			$url = route($path, $args);
		}

		return $response->withRedirect($url, $status);
	}
}

if (!function_exists('asset')) {
	/**
	 * Get the asset link with timestamp
	 * @param string $path
	 * @return string
	 */
	function asset(string $path): string
	{
		return urlFor($path, '?' . filemtime(realpath(BASE_DIR . $path)));
	}
}

if (!function_exists('urlFor')) {
	/**
	 * Generate the app url given a path
	 * @param string $path
	 * @param string $append
	 * @return string
	 */
	function urlFor(string $path, string $append = ''): string
	{
		global $app;
		$baseUrl = $app->getContainer()->get('settings')['base_url'];
		return $baseUrl . $path . $append;
	}
}

if (!function_exists('route')) {
	/**
	 * Generate the app url given a path
	 * @param string $path
	 * @param array $args
	 * @param string $append
	 * @return string
	 */
	function route(string $path, array $args = [], string $append = ''): string
	{
		global $app;
		$uri = $app->getContainer()->get('router')->relativePathFor($path, $args);
		return urlFor($uri, $append);
	}
}

if (!function_exists('lang')) {
	/**
	 * @param string $key
	 * @param array $args
	 * @return string
	 */
	function lang(string $key, $args = []): string
	{
		global $app;
		return $app->getContainer()->get('lang')->get($key, $args);
	}
}

if (!function_exists('isBot')) {
	/**
	 * @param string $userAgent
	 * @return boolean
	 */
	function isBot(string $userAgent)
	{
		$bots = [
			'TelegramBot',
			'facebookexternalhit/',
			'Discordbot/',
			'Mozilla/5.0 (Macintosh; Intel Mac OS X 10.10; rv:38.0) Gecko/20100101 Firefox/38.0', // The discord service bot?
			'Facebot',
			'curl/',
			'wget/',
		];

		foreach ($bots as $bot) {
			if (stripos($userAgent, $bot) !== false) {
				return true;
			}
		}

		return false;
	}
}

if (!function_exists('mime2font')) {
	/**
	 * Convert get the icon from the file mimetype
	 * @param $mime
	 * @return mixed|string
	 */
	function mime2font($mime)
	{
		$classes = [
			'image' => 'fa-file-image',
			'audio' => 'fa-file-audio',
			'video' => 'fa-file-video',
			'application/pdf' => 'fa-file-pdf',
			'application/msword' => 'fa-file-word',
			'application/vnd.ms-word' => 'fa-file-word',
			'application/vnd.oasis.opendocument.text' => 'fa-file-word',
			'application/vnd.openxmlformats-officedocument.wordprocessingml' => 'fa-file-word',
			'application/vnd.ms-excel' => 'fa-file-excel',
			'application/vnd.openxmlformats-officedocument.spreadsheetml' => 'fa-file-excel',
			'application/vnd.oasis.opendocument.spreadsheet' => 'fa-file-excel',
			'application/vnd.ms-powerpoint' => 'fa-file-powerpoint',
			'application/vnd.openxmlformats-officedocument.presentationml' => 'fa-file-powerpoint',
			'application/vnd.oasis.opendocument.presentation' => 'fa-file-powerpoint',
			'text/plain' => 'fa-file-alt',
			'text/html' => 'fa-file-code',
			'text/x-php' => 'fa-file-code',
			'application/json' => 'fa-file-code',
			'application/gzip' => 'fa-file-archive',
			'application/zip' => 'fa-file-archive',
			'application/octet-stream' => 'fa-file-alt',
		];

		foreach ($classes as $fullMime => $class) {
			if (strpos($mime, $fullMime) === 0) {
				return $class;
			}
		}
		return 'fa-file';
	}
}

if (!function_exists('dd')) {
	/**
	 * Dumps all the given vars and halt the execution.
	 */
	function dd()
	{
		array_map(function ($x) {
			echo '<pre>';
			print_r($x);
			echo '</pre>';
		}, func_get_args());
		die();
	}
}

if (!function_exists('queryParams')) {
	/**
	 * Get the query parameters of the current request.
	 * @param array $replace
	 * @return string
	 * @throws \Interop\Container\Exception\ContainerException
	 */
	function queryParams(array $replace = [])
	{
		global $container;
		/** @var \Slim\Http\Request $request */
		$request = $container->get('request');

		$params = array_replace_recursive($request->getQueryParams(), $replace);

		return !empty($params) ? '?' . http_build_query($params) : '';
	}
}

if (!function_exists('glob_recursive')) {
	/**
	 * Does not support flag GLOB_BRACE
	 * @param $pattern
	 * @param int $flags
	 * @return array|false
	 */
	function glob_recursive($pattern, $flags = 0)
	{
		$files = glob($pattern, $flags);
		foreach (glob(dirname($pattern) . '/*', GLOB_ONLYDIR | GLOB_NOSORT) as $dir) {
			$files = array_merge($files, glob_recursive($dir . '/' . basename($pattern), $flags));
		}
		return $files;
	}
}