<?php

// +----------------------------------------------------------------------
// | 星数 [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2023~2024 http://xsframe.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: guiHai <786824455@qq.com>
// +----------------------------------------------------------------------

namespace xsframe\wrapper;

use xsframe\enum\SysSettingsKeyEnum;
use xsframe\exception\ApiException;
use xsframe\util\ErrorUtil;
use xsframe\util\FileUtil;
use think\facade\Db;
use think\Image;

class FileWrapper
{
    // 上传文件 TODO 目前是只上传到了本地 需要兼容 第三方 例如 OSS 七牛云等
    public function fileUpload($uniacid, $module, $userId, $type = 'image', $folder = '', $originName = '', $filename = '', $ext = '', $compress = false, $groupId = 0)
    {
        $clientName = ($_GET['client'] ?? $_POST['client']) ?? 'web';
        $attachmentPath = IA_ROOT . "/public/attachment/";
        $harmType = ['asp', 'php', 'jsp', 'js', 'css', 'php3', 'php4', 'php5', 'ashx', 'aspx', 'exe', 'cgi'];

        if (empty($folder)) {
            return ErrorUtil::error(0, "没有上传内容");
        }

        if (!in_array($type, ['image', 'thumb', 'voice', 'video', 'audio'])) {
            return ErrorUtil::error(0, "未知的上传类型");
        }

        $ext = strtolower($ext);
        if (in_array(strtolower($ext), $harmType)) {
            return ErrorUtil::error(0, "不允许上传此类文件");
        }

        $file = request()->file('file');
        $tmpPath = $file->getFileInfo()->getPathname();
        $filesize = @filesize($tmpPath) ?? 0;

        # 文件上传处理
        $filename = $this->fileRemoteUpload($uniacid, $type, $attachmentPath . $folder, $filename, $ext, $file);
        if (ErrorUtil::isError($filename)) {
            return ErrorUtil::error(0, $filename['msg']);
        }

        $img_info = @getimagesize($attachmentPath . $folder . $filename);
        $width = $img_info[0] ?? 0;
        $height = $img_info[1] ?? 0;

        $result = [
            'name'       => $originName,
            'ext'        => $ext,
            'filename'   => $filename,
            'fileurl'    => $folder . $filename,
            'attachment' => $folder . $filename,
            'url'        => tomedia($folder . $filename),
            'type'       => $type == 'image' ? 1 : ($type == 'video' ? 2 : ($type == 'audio' ? 3 : 0)),
            'filesize'   => $filesize,
            'group_id'   => $groupId,
            'width'      => $width,
            'height'     => $height,
        ];

        $this->addFileLog($uniacid, $userId, $result['name'], $result['fileurl'], $result['type'], $result['filesize'], $module, $groupId, $clientName);

        return $result;
    }

    // 删除文件
    public function fileDelete($uniacid, $module, $userId, $fileUrl)
    {
        $attachmentPath = IA_ROOT . "/public/attachment/";
        $filePath = $attachmentPath . $fileUrl;

        if (is_file($filePath)) {
            @unlink($filePath);
        }

        # TODO 删除远程附件
        $this->fileRemoteDelete($fileUrl);

        $isDelete = Db::name('sys_attachment')->where(['uniacid' => $uniacid, 'fileUrl' => $fileUrl])->delete();
        if (!$isDelete) {
            return ErrorUtil::error(0, "删除失败");
        }
        return $isDelete;
    }

    // 添加文件
    private function addFileLog($uniacid, $userId, $filename, $fileurl, $type, $filesize, $module, $groupId = 0, $clientName = 'web')
    {
        $insertData = [
            'uniacid'     => $uniacid,
            'uid'         => $userId,
            'filename'    => $filename,
            'fileurl'     => $fileurl,
            'type'        => $type,
            'filesize'    => $filesize,
            'module'      => $module,
            'group_id'    => $groupId,
            'client_name' => $clientName,
            'createtime'  => time(),
        ];
        return Db::name('sys_attachment')->insert($insertData);
    }

    // 上传附件
    private function fileRemoteUpload($uniacid, $type, $filePath = null, $fileName = null, $ext = '')
    {
        $file = request()->file('file');
        if (empty($filePath)) {
            return false;
        }

        $newFileName = $fileName;
        $attachmentPath = IA_ROOT . "/public/attachment/";

        $settingsController = new SettingsWrapper();
        if ($uniacid > 0) {
            $setting = $settingsController->getAccountSettings($uniacid, 'settings');
        } else {
            $setting = $settingsController->getSysSettings(SysSettingsKeyEnum::ATTACHMENT_KEY);
        }


        // 图片处理
        if ($type == 'image' && !empty($setting['image'])) {
            $ext = strtolower($ext);

            // 启用压缩
            if ($setting['image']['is_reduce'] == 1) {

                if (!empty($setting['image']['extentions'])) {
                    $extentions = explode("|", $setting['image']['extentions']);
                    if (!empty($extentions) && !in_array($ext, $extentions)) {
                        @unlink($filePath . $fileName);// 删除源图
                        return ErrorUtil::error(0, "不支持此文件类型（" . $ext . "）");
                    }
                }

                if ($setting['image']['limit'] > 0) {
                    if (@filesize($filePath . $fileName) > $setting['image']['limit'] * 1024) {
                        @unlink($filePath . $fileName);// 删除源图
                        return ErrorUtil::error(0, "文件大小超过限制（" . $setting['image']['limit'] . "KB" . "）");
                    }
                }

                if ($setting['image']['width'] > 0) {
                    $newFileName = FileUtil::fileRandomName($filePath, $ext);

                    $maxWidth = $setting['image']['width'];
                    $maxQuality = min(intval($setting['image']['quality'] ?? 100), 100);

                    try {
                        if (is_file($filePath . $fileName)) {
                            $image = Image::open($filePath . $fileName);
                            $image->thumb($maxWidth, $maxWidth)->save($filePath . $newFileName, null, $maxQuality); // 清晰度100
                            @unlink($filePath . $fileName);// 删除源图
                        }
                    } catch (\Exception $e) {
                        throw new ApiException($e->getMessage());
                    }
                }

            }
        }

        // 视频处理
        if ($type == 'video' && !empty($setting['video'])) {
        }

        // 上传附件
        $filename = str_replace($attachmentPath, '', $filePath . $newFileName);
        if (!empty($setting['remote']) && $setting['remote']['type'] > 0) { // 上传云服务
            $attachmentController = new AttachmentWrapper();
            $tmpPath = $file->getFileInfo()->getPathname();
            $attachmentController->fileRemoteUpload($setting, $tmpPath, $filename);
        } else { // 上传本地
            $file = request()->file('file');
            $fileInfo = $file->move($filePath, $filename);
            if (!$fileInfo) {
                return ErrorUtil::error(0, "上传失败");
            }
        }

        return $newFileName;
    }

    // 删除附件
    private function fileRemoteDelete($filePath = null)
    {
        $settingsController = new SettingsWrapper();
        $attachmentSets = $settingsController->getSysSettings(SysSettingsKeyEnum::ATTACHMENT_KEY);

        if (empty($attachmentSets) || empty($filePath)) {
            return false;
        }

        # 删除远程附件 TODO

        return true;
    }
}