<?php


namespace common\helpers;

use yii\helpers\BaseFileHelper;

/**
 * Class FileHelper
 * @package common\helpers
 */
class FileHelper extends BaseFileHelper
{
    /**
     * 检测目录并循环创建目录
     *
     * @param $catalogue
     * @return bool
     */
    public static function mkdirs($catalogue)
    {
        if (!file_exists($catalogue)) {
            self::mkdirs(dirname($catalogue));
            mkdir($catalogue, 0777);
        }

        return true;
    }

    /**
     * 写入日志
     *
     * @param $path
     * @param $content
     * @return bool|int
     */
    public static function writeLog($path, $content)
    {
        self::mkdirs(dirname($path));
        $content = '[' . date('Y-m-d H:i:s') . '] ' . $content;
        return file_put_contents($path, "\r\n" . $content, FILE_APPEND);
    }

    /**
     * 获取文件夹大小
     *
     * @param string $dir 根文件夹路径
     * @return int
     */
    public static function getDirSize($dir)
    {
        $handle = opendir($dir);
        $sizeResult = 0;
        while (false !== ($folderOrFile = readdir($handle))) {
            if ($folderOrFile != "." && $folderOrFile != "..") {
                if (is_dir("$dir/$folderOrFile")) {
                    $sizeResult += self::getDirSize("$dir/$folderOrFile");
                } else {
                    $sizeResult += filesize("$dir/$folderOrFile");
                }
            }
        }

        closedir($handle);

        return $sizeResult;
    }

    /**
     * 基于数组创建目录
     *
     * @param $files
     */
    public static function createDirOrFiles($files)
    {
        foreach ($files as $key => $value) {
            if (substr($value, -1) == '/') {
                mkdir($value);
            } else {
                file_put_contents($value, '');
            }
        }
    }

    /**
     * 软著文件生成
     *
     * @param $dir
     * @param $savePath
     */
    public static function getDirFileContent($dir, $savePath, $suffix = ['php'])
    {
        $handle = opendir($dir);
        while (false !== ($folderOrFile = readdir($handle))) {
            if ($folderOrFile != "." && $folderOrFile != "..") {
                if (is_dir("$dir/$folderOrFile")) {
                    self::getDirFileContent("$dir/$folderOrFile", $savePath, $suffix);
                } else {
                    $array = explode('.', $folderOrFile);
                    if (in_array(end($array), $suffix)) {
                        // 去除注释
                        $str = StringHelper::removeAnnotation(file_get_contents("$dir/$folderOrFile"));
                        // 追加写入
                        file_put_contents($savePath, $str, FILE_APPEND);
                    }
                }
            }
        }
    }


    /**
     * @name: 
     * @msg: 把一个或者多个文件打包压缩为一个文件
     * @param {array} $files 需要打包压缩的文件
     * @param {string} $zip_filename 生成的压缩包文件名称
     * @return string 压缩成功返回生成的压缩文件的路径，否则返回 false
     */    
    public static function packFiles(array $files = [], string $zip_filename = '')
    {
        try {
            if (empty($files)) return false;
            $path = \Yii::getAlias('@attachment') . '/download/zips';
            if (!file_exists($path)) {
                mkdir($path, 0755, true);
            }
            $temp_path = \Yii::getAlias('@attachment') . '/download/temp';
            if (!file_exists($temp_path)) {
                mkdir($temp_path, 0755, true);
            }

            $zip = new \ZipArchive();
            if (empty($zip_filename)) {
                $zip_filename = $path . '/' . '压缩文件-' . date('YmdHis') . mt_rand(0, 100) . '.zip';
            } else {
                $zip_filename = $path . '/' . $zip_filename . '-' . date('YmdHis') . mt_rand(0, 100) . '.zip';
            }
            $zip->open($zip_filename, \ZipArchive::CREATE);
            foreach ($files as $file) {
                $csv_filename = $temp_path . '/' . pathinfo($file, PATHINFO_BASENAME);
                if (!file_exists($csv_filename)) {
                    $csv_str = file_get_contents($file);
                    file_put_contents($csv_filename, $csv_str);
                }
                $zip->addFile($csv_filename, basename($csv_filename));
            }
            $zip->close();
            return $zip_filename;
        } catch (\Exception $e) {
            \Yii::error('打包压缩文件失败，errmsg：' . $e->getMessage());
            \Yii::getLogger()->flush(true);
            return false;
        }
    }

    public static function downFile($save_path,$file_name,$file_url){
        $path_info_arr = pathinfo($file_url);
        if(!is_dir($save_path)) mkdir($save_path,0777,true);
        $file = $save_path.'/'.$file_name.'.'.$path_info_arr['extension'];
        $file_resource = file_get_contents($file_url);
        $res = file_put_contents($file,$file_resource);
        if($res) return $file;
        return '';
    }

    public static function recursiveDelete($directory){
        if (!$handler = opendir($directory)) {
            return false;
        }
        while (($file = readdir($handler)) !== false) {
            if ($file !== '.' && $file !== '..') {
                $file = $directory . '/' . $file;
                if (is_dir($file)) {
                    self::recursiveDelete($file);
                } else {
                    @unlink($file);
                }
            }
        }
        @rmdir($directory);
    }
}