<?php
// phpcs:ignoreFile

function grower_format_datetime($value)
{
    if ($value === null || $value === '' || $value === '0000-00-00 00:00:00') {
        return 'Never';
    }

    $timestamp = strtotime((string) $value);

    if ($timestamp === false) {
        return (string) $value;
    }

    return date('F j, Y g:i A', $timestamp);
}

function grower_member_defaults($member)
{
    $defaults = array(
        'email' => '',
        'phone' => '',
        'growername' => '',
        'last_login_at' => '',
        'password_last_changed' => ''
    );

    if (!is_array($member)) {
        return $defaults;
    }

    return array_merge($defaults, $member);
}

function grower_recent_files($username, $limit = 6)
{
    if ($username === '') {
        return array();
    }

    $rootDir = dirname(__DIR__);
    $baseDir = $rootDir . '/growers/' . $username;

    if (!is_dir($baseDir)) {
        return array();
    }

    $files = array();

    $directoryIterator = new RecursiveDirectoryIterator($baseDir, FilesystemIterator::SKIP_DOTS);
    $iterator = new RecursiveIteratorIterator($directoryIterator, RecursiveIteratorIterator::LEAVES_ONLY);

    foreach ($iterator as $fileInfo) {
        if (!$fileInfo->isFile()) {
            continue;
        }

        $basename = $fileInfo->getBasename();
        $extension = strtolower($fileInfo->getExtension());

        if ($extension !== 'pdf') {
            continue;
        }

        if (strtolower($basename) === 'index.php') {
            continue;
        }

        $pathName = $fileInfo->getPathname();
        $relative = substr($pathName, strlen($rootDir));

        $files[] = array(
            'name' => $basename,
            'path' => '/' . ltrim(str_replace(DIRECTORY_SEPARATOR, '/', $relative), '/'),
            'modified' => $fileInfo->getMTime()
        );
    }

    if (empty($files)) {
        return array();
    }

    usort($files, function ($a, $b) {
        if ($a['modified'] === $b['modified']) {
            return strcmp($a['path'], $b['path']);
        }

        return ($a['modified'] > $b['modified']) ? -1 : 1;
    });

    if ($limit > 0 && count($files) > $limit) {
        $files = array_slice($files, 0, $limit);
    }

    return $files;
}

function grower_format_filesize($bytes)
{
    if (!is_numeric($bytes) || $bytes < 0) {
        return '0 B';
    }

    $units = array('B', 'KB', 'MB', 'GB', 'TB', 'PB');
    $value = (float) $bytes;
    $power = 0;

    while ($value >= 1024 && $power < count($units) - 1) {
        $value /= 1024;
        $power++;
    }

    if ($power === 0) {
        return number_format($value, 0) . ' ' . $units[$power];
    }

    return number_format($value, 2) . ' ' . $units[$power];
}