<?php

namespace Configula\Util;

use Generator;

/**
 * Configula Utilities Class
 *
 * @author Casey McLaughlin <caseyamcl@gmail.com>
 */
class ArrayUtils
{
    /**
     * Flatten and iterate
     *
     * @param  array  $array
     * @param  string $delimiter
     * @param  string $basePath
     * @return Generator
     */
    public static function flattenAndIterate(array $array, string $delimiter = '.', string $basePath = ''): Generator
    {
        foreach ($array as $key => $value) {
            $fullKey = implode($delimiter, array_filter([$basePath, $key]));
            if (is_array($value)) {
                yield from static::flattenAndIterate($value, $delimiter, $fullKey);
            } else {
                yield $fullKey => $value;
            }
        }
    }

    /**
     * Merge configuration arrays
     *
     * What I would wish that array_merge_recursive actually does.
     *
     * This is a cascading merge, with individual values being overwritten.
     * From: http://www.php.net/manual/en/function.array-merge-recursive.php#102379
     *
     * @param  array $arr1 Array #1
     * @param  array $arr2 Array #2
     * @return array
     */
    public static function merge(array $arr1, array $arr2): array
    {
        foreach ($arr2 as $key => $value) {
            if (array_key_exists($key, $arr1) && is_array($value) && is_array($arr1[$key])) {
                $arr1[$key] = static::merge($arr1[$key], $arr2[$key]);
            } else {
                $arr1[$key] = $value;
            }
        }

        return $arr1;
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----ODM2NDg1NTIyNTg4OTAxOSAyMjkzNzQ3MTA4MzgwNDQ4IDg3MjY4OTgxNTYxMzkzOTI=