<?php

namespace app\ht\modules\device\controllers;

use Yii;
use yii\helpers\Url;
use yii\log\Logger;
use yii\base\Exception;
use yii\data\Pagination;
use app\ht\helpers\QrcodeUtil;
use app\ht\controllers\BaseController;
use common\components\adminlog\AdminLogs;
use common\models\Qrcode            as QrcodeModel;
use common\models\QrcodeBatch       as QrcodeBatchModel;
use common\models\RegionFeeSetting  as RegionFeeSettingModel;
use common\helpers\QrcodeHelper;
use common\exts\wechat\Log as WxLog;
use stdClass;
use ZipArchive;
use function intval;
use function strtoupper;
use function opendir;
use function readdir;
use function date;
use function filemtime;
use function strtotime;
use function round;
use function is_dir;
use function system;
use function unlink;
use function closedir;
use function http_build_query;
use function sizeof;
use function time;
use function range;
use function mt_rand;
use function array_keys;
use function dirname;
use function file_exists;
use function mkdir;
use function set_time_limit;
use function glob;
use function is_file;
use function ini_set;
use function json_encode;

require_once Yii::getAlias('@exts').'/PHPExcel.php';
include Yii::getAlias('@QrcodeLib');

/**
 * 分类管理控制器
 * Class BrandController
 * @package app\ht\modules\catalog\controllers
 */
class QrcodeController extends BaseController
{
    const EXPORT_CHUNK = 100; // 导出数据每页多少个

    public function actionIndex()
    {
        // 每次定期清理二维码临时文件
        self::clearQrcodeTempFiles();

        // 获取地区信息
        $region = RegionFeeSettingModel::find()->where(["status" => 1])->asArray()->all();

        $params = array();
        $params = $this->dataList();
        $params['batchList'] = QrcodeBatchModel::find()->asArray()->all();
        $params['region'] = $region;

        return $this->render("index", $params);
    }

    protected function dataList()
    {
        $req = Yii::$app->request;
        $batch_id = $req->get('batch');
        $qrcode_number = $req->get('qrcode_number');
        $status = $req->get('status');
        $city = $req->get('city');

        $map = array();
        if (!empty($batch_id)) {
            $gets['batch_id'] = $batch_id;
            $map[] = array("=", "q.qrcode_batch_id", intval($batch_id), "I");
        } else {
            $gets['batch_id'] = "";
        }

        if (!empty($qrcode_number)) {
            $gets['qrcode_number'] = $qrcode_number;
            $map[] = array("like", "q.number", "%" . $qrcode_number . "%", "S");
        } else {
            $gets['qrcode_number'] = "";
        }

        if (!empty($status)) {
            $gets['status'] = $status;
            $status = intval($status) == -1 ? 0 : $status;
            $map[] = array("=", "q.status", intval($status), "I");
        } else {
            $gets['status'] = "";
        }

        if (!empty($city)) {
            $gets['city'] = $city;
            $map[] = array("like", "qb.city", "%" . $city . "%", "S");
        } else {
            $gets['city'] = "";
        }

        /**
         * 分页处理
         */
        $qrcodeModel = new QrcodeModel();
        $pageSize = $req->get("pageSize") ? (int)$req->get("pageSize") : 20;
        $pages = new Pagination(['totalCount' => $qrcodeModel->getQrcodeListCount($map), 'pageSize' => $pageSize]);
        $qrcodeList = $qrcodeModel->getQrcodeList($pages->offset, $pages->limit, $map);

        return [
            'gets'       => $gets,
            'qrcodeList' => $qrcodeList,
            'pages'      => $pages
        ];
    }

    public function actionBatch()
    {
        $req = Yii::$app->request;
        $city = $req->get('city');
        $name = $req->get('name');
        $batch_id = $req->get('batch');

        $map = array();
        if (!empty($city)) {
            $gets['city'] = $city;
            $map[] = array("like", "city", "%" . $city . "%", "S");
        } else {
            $gets['city'] = "";
        }

        if (!empty($batch_id)) {
            $gets['batch_id'] = $batch_id;
            $map[] = array("=", "id", intval($batch_id), "I");
        } else {
            $gets['batch_id'] = "";
        }

        // 获取地区信息
        $region = RegionFeeSettingModel::find()->where(["status" => 1])->asArray()->all();

        $qrcodeBatch = new QrcodeBatchModel();
        /**
         * 分页处理
         */
        $pageSize = $req->get("pageSize") ? (int)$req->get("pageSize") : 20;
        $pages = new Pagination(['totalCount' => $qrcodeBatch->getQrcodeBatchListCount($map), 'pageSize' => $pageSize]);
        $batchList = $qrcodeBatch->getQrcodeBatchList($pages->offset, $pages->limit, $map);

        $params = array();
        $params['gets'] = $gets;
        $params['batchList'] = $batchList;
        $params['pages'] = $pages;
        $params['region'] = $region;
        return $this->render("batch", $params);
    }

    /**
     * 新增批次
     */
    public function actionBatchCreate()
    {
        // 获取地区信息
        $region = RegionFeeSettingModel::find()->where(["status" => 1])->asArray()->all();
        return $this->render("batch-create", array(
            'region' => $region,
        ));

    }

    /**
     * 编辑批次
     */
    public function actionBatchUpdate()
    {
        $post = Yii::$app->request->post();

        // 如果是提交数据，则执行update动作，反之只显示编辑页面
        if ($post) {
            $batch_id = $post['batch_id'];
            $batch_name = $post['batch_name'];
            $city = $post['city'];

            $msg = array();
            if (empty($batch_name) || empty($batch_name)) {
                $msg['status'] = 0;
                $msg['msg'] = "操作失败，丢失数据";
            } else {
                $qrcodeBatch = QrcodeBatchModel::findOne($batch_id);
                $qrcodeBatch->name = $batch_name;
                $qrcodeBatch->city = $city;
                $qrcodeBatch->updated_at = time();
                $result = $qrcodeBatch->update();

                if ($result) {
                    $msg['status'] = 1;
                    $msg['msg'] = "操作成功";
                } else {
                    $msg['status'] = 0;
                    $msg['msg'] = "操作失败";
                }
            }
            return $this->renderJson($msg);
        } else {
            $id = Yii::$app->request->get('batch_id');
            $params = QrcodeBatchModel::find()->where(["id" => $id])->asArray()->one();

            // 获取地区信息
            $region = RegionFeeSettingModel::find()->where(["status" => 1])->asArray()->all();
            return $this->render("batch-update", array(
                'region' => $region,
                'params' => $params
            ));
        }
    }

    /**
     * 新增批次。但是不生成二维码编号。
     * @return string
     * @throws \Exception
     */
    public function actionDoAddBatch()
    {
        $post = Yii::$app->request->post();

        $batch_name = $post['batch_name'];
        $batch_count = empty($post['batch_count']) ? 0 : intval($post['batch_count']);
        $city = $post['city'];

        $msg = array();
        if (empty($batch_count) || empty($batch_count)) {
            $msg['status'] = 0;
            $msg['msg'] = "操作失败，丢失数据";
        } else {
            $qrcodeBatch = new QrcodeBatchModel();
            $qrcodeBatch->name = $batch_name;
            $qrcodeBatch->status = 0;
            $qrcodeBatch->count = $batch_count;
            $qrcodeBatch->city = $city;
            $qrcodeBatch->created_at = time();
            $qrcodeBatch->updated_at = time();
            $result = $qrcodeBatch->insert();

            if ($result) {
                //执行循环写入 二维码编号
                /*
                 $qrcode = null;
                 $time = time();
                 for($i=0;$i<$batch_count;$i++){
                     $qrcode = new Qrcode();
                     $qrcode->number = " ";
                     $qrcode->qrcode_batch_id = $result; //批次写入返回的结果为平新批次id
                     $qrcode->status = 0;
                     $qrcode->created_at = $time;
                     $qrcode->updated_at = $time;
                     $qrcode->insert();
                     $qrcode_id = $qrcode->id;

                     $data = array();
                     $data['number'] = strtoupper(QrcodeHelper::generateQrcodeNumber($qrcode_id));
                     Qrcode::findOne(["id"=>$qrcode_id])->updateAttributes($data);
                 }*/
                $msg['status'] = 1;
                $msg['msg'] = "操作成功";
            } else {
                $msg['status'] = 0;
                $msg['msg'] = "操作失败";
            }
        }

        return $this->renderJson($msg);
    }


    /**
     * 执行生成 二维码编号
     */
    public function actionDoGenerateQrcode()
    {
        $post = Yii::$app->request->post();
        $batch_id = $post['batch_id'];

        // 根据batch_id 读取批次信息。
        $batchModel = QrcodeBatchModel::findOne(["id" => $batch_id])->toArray();

        $msg = array();
        //存在批次，且批次的生成状态 不为 1
        if (!empty($batchModel) && $batchModel['status'] != 1) {
            $batch_count = $batchModel['count'];
            //执行循环写入 二维码编号
            $transaction = Yii::$app->getDb()->beginTransaction();
            try {
                $qrcode = null;
                $time = time();
                for ($i = 0; $i < $batch_count; $i++) {
                    $qrcode = new QrcodeModel();
                    $qrcode->number = " ";
                    $qrcode->qrcode_batch_id = $batch_id; //批次写入返回的结果为平新批次id
                    $qrcode->status = 0;
                    $qrcode->created_at = $time;
                    $qrcode->updated_at = $time;
                    $qrcode->insert();
                    $qrcode_id = $qrcode->id;

                    $mQrcode = QrcodeModel::findOne(["id" => $qrcode_id]);
                    $mQrcode->number = strtoupper(QrcodeHelper::generateQrcodeNumber($qrcode_id));
                    $result = $mQrcode->save();
                    if ($result == 0) {
                        $transaction->rollBack();
                        $msg['status'] = 0;
                        $msg['msg'] = "生成失败";
                        return $this->renderJson($msg);
                    }
                }

                //修改批次的更新时间（应该增加一个状态，提示是否已经生成过。。）
                $mQrcodeBatch = QrcodeBatchModel::findOne(["id" => $batch_id]);
                $mQrcodeBatch->status = 1;
                $mQrcodeBatch->updated_at = time();
                $result = $mQrcodeBatch->save();
                if ($result == 0) {
                    $transaction->rollBack();
                    $msg['status'] = 0;
                    $msg['msg'] = "生成失败";
                    return $this->renderJson($msg);
                }
                // 提交事务
                $transaction->commit();
            } catch (Exception $exception) {
                $transaction->rollBack();
                Yii::getLogger()->log($exception->getTraceAsString(), Logger::LEVEL_ERROR);
            }

            $msg['status'] = 1;
            $msg['msg'] = "操作成功";
        } else {
            $msg['status'] = 0;
            $msg['msg'] = "操作失败";
        }

        return $this->renderJson($msg);
    }


    /**
     * @param $size
     * @return array
     * 以随机洗牌的形式去处理， 当有重复会过滤掉，重新洗一次牌面
     *
     * 暂时废弃使用
     */
    private function getBatchNum($result, $size)
    {
        // 计算前缀
        $result = $result > 10 ? "0" . $result : "00" . $result;

        $letters = range('a', 'z');
        $generator = function ($prefix) use ($letters) {
            $ret = $prefix;
            for ($i = 0; $i < 5; $i++) {
                $ret .= $letters[mt_rand(0, 25)];
            }
            return $ret;
        };

        $buffer = [];
        for ($i = 0; $i < $size; ++$i) {
            $current = $generator($result);
            if (!isset($buffer[$current])) {
                $buffer[$current] = 0;
            } else {
                --$i;
            }
        }
        $ret = array_keys($buffer);

        return $ret;
    }

    /**
     * 下载二维码
     * @return $this|string
     */
    public function actionDownload()
    {
        $res = Yii::$app->request;

        $qrcode_id = $res->get("id");

        if (empty($qrcode_id)) {
            return $this->renderFile("");
        }

        $qrcodeResult = QrcodeModel::findOne(["id" => $qrcode_id])->toArray();
        if (empty($qrcodeResult)) {
            return $this->renderFile("");
        }

        $qrcode = new \QRcode();
        $filename = $qrcodeResult['number'] . ".png";

        // 确保文件夹已创建
        $path = Yii::getAlias('@webroot') . QrcodeUtil::DOWNLOAD_DIR;
        if (!file_exists($path)) {
            mkdir($path, 0777, true);
        }

        $file = $path . $filename;
        $qrcodeUrl = QrcodeHelper::getQrcodeUrl($qrcodeResult['number']);
        $qrcode::png($qrcodeUrl, $file, "H", 7, 2);

        /**
         * 后台操作日志
         */
        AdminLogs::doExport('单个二维码', 1);

        return Yii::$app->response->sendFile($file);
    }

    /**
     * 预览二维码
     * @return $this|string
     */
    public function actionPreview()
    {
        $res = Yii::$app->request;
        $qrcode_id = $res->get("id");

        if (empty($qrcode_id)) {
            return $this->renderFile("");
        }

        $qrcodeResult = QrcodeModel::findOne(["id" => $qrcode_id])->toArray();
        if (empty($qrcodeResult)) {
            return $this->renderFile("");
        }

        $qrcode = new \QRcode();

        $qrcodeUrl = QrcodeHelper::getQrcodeUrl($qrcodeResult['number']);
        $qrcode::png($qrcodeUrl, false, "H", 7, 2);

        //return Yii::$app->response->sendFile($file);
    }

    /**
     * 导出名片
     * @return $this|string
     */
    public function actionZip()
    {
        // 避免超时(建议改为分页导出方式)
        set_time_limit(0);

        $res = Yii::$app->request;
        $batch_id = $res->get("batch_id");
        if (empty($batch_id)) {
            return $this->renderJson("标识异常");
        }
        $qrcodeResult = QrcodeModel::find()->where(["qrcode_batch_id" => $batch_id])->asArray()->all();
        if (empty($qrcodeResult)) {
            return $this->renderJson("没有对应的二维码信息");
        }
        // 确保文件夹已创建
        $path = QrcodeUtil::ROOT_DIR . $batch_id . '/';
        $targetPath = QrcodeUtil::ROOT_DIR . "qrcode_" . $batch_id;
        // 清理二维码
        if (file_exists($path)) {
            $files = glob($path . '/*');
            foreach ($files as $f) {
                if (is_file($f)) {
                    unlink($f);
                }
            }
            // 清理二维码名片
            if (file_exists($targetPath)) {
                $targetFiles = glob($targetPath . '/*');
                foreach ($targetFiles as $f) {
                    if (is_file($f)) {
                        unlink($f);
                    }
                }
            }
            // 删除压缩包
            if (file_exists($targetPath . ".zip")) {
                unlink($targetPath . ".zip");
            }
        } else {
            mkdir($path, 0777, true);
        }

        // 生成基础二维码，然后进行二维码追加到名片
        $webRoot = Yii::getAlias('@webroot');
        $qrcode = new \QRcode();
        foreach ($qrcodeResult as $key => $val) {
            $filename = $val['number'] . ".jpeg";
            $file = $path . $filename;
            $qrcodeUrl = QrcodeHelper::getQrcodeUrl($val['number']);
            $qrcode::png($qrcodeUrl, $file, "L", 3, 0);

            $qrcodePath = $path . $filename;
            QrcodeHelper::generateTagImage($qrcodePath, $webRoot, $targetPath, $val['number']);
        }
        //导出xlsx
        $this->exportQrcode($batch_id, "qrcode_" . $batch_id, $qrcodeResult);
        $zip = new ZipArchive();
        $filename = QrcodeUtil::ROOT_DIR . "qrcode_" . $batch_id . ".zip";
        if ($zip->open($filename, ZipArchive::CREATE) === TRUE) {
            $this->addFileToZip2($targetPath . "/", $zip);
        }
        $zip->close();

        return Yii::$app->response->sendFile($filename);
    }

    /**
     * 导出设备名片xlsx
     * @param $batch_id
     * @param $title
     * @param $data
     * @return string
     */
    public function exportQrcode($batch_id, $title, $data)
    {
        ini_set('memory_limit', '256M');
        //得到PHPexcel 操作对象
        $objPHPExcel = new \PHPExcel();
        $objPHPExcel->getProperties()->setCreator("OTA")
            ->setTitle($title)
            ->setCreated(Date("Ymd H:i:s", time()));
        //设置列名
        $objPHPExcel->setActiveSheetIndex(0)->setCellValue('A1', "二维码图片");

        $num = 1;
        $xls = $objPHPExcel->setActiveSheetIndex(0);
        foreach ($data as $key => $v) {
            $num++;
            $xls->setCellValue('A' . $num, $v['number'] . ".jpeg");
        }
        unset($data);

        $objPHPExcel->getActiveSheet()->setTitle($title);
        $objPHPExcel->setActiveSheetIndex(0);
        $objWriter = \PHPExcel_IOFactory::createWriter($objPHPExcel, 'Excel2007'); // xlsx , 如果需要xls 则指定格式为：Excel5， 需要csv ：CSV
        $filename = QrcodeUtil::ROOT_DIR . "qrcode_" . $batch_id . "/" . $title . ".xlsx";
        $objWriter->save($filename);

        return $filename;
    }

    /**
     * 分批次导出
     */
    public function actionExportZipBatch()
    {
        $get = Yii::$app->request->get();

        $count = QrcodeModel::find()->where(["qrcode_batch_id" => $get['batch_id']])->count();
        $pageCount = ceil($count / self::EXPORT_CHUNK);

        $html = $this->renderPartial("export-qrcode-batch", [
            'get' => http_build_query($get),
            'pageNo' => 1,
            'pageSize' => self::EXPORT_CHUNK,
            'pageCount' => $pageCount,
            'totalNum' => $count,
        ]);

        // 本地操作ID
        //$session = Yii::$app->session;
        //$session['exportID'] = md5(time());

        Yii::$app->session->setFlash('success', '请点击<a href="' . Url::toRoute(['/device/qrcode/download-zip-batch', 'id' => $get['batch_id']]) . '">下载</a>导出文件');

        /**
         * 后台操作日志
         */
        AdminLogs::doExport('二维码批次', $count);

        return json_encode([
            'success'   => true,
            'html'      => $html,
            'get'       => http_build_query($get),
            'pageNo'    => 1,
            'pageSize'  => self::EXPORT_CHUNK,
            'pageCount' => $pageCount,
            'totalNum'  => $count,
        ]);
    }

    /**
     * 分批次导出数据
     */
    public function actionExportQrcodeBatch()
    {
        ini_set('memory_limit', '1024M');
        $post = $this->request->post();
        $pageNo = $post['pageNo'];
        $pageSize = self::EXPORT_CHUNK;

        $batch_id = $post['batch_id'];
        //$title = @iconv('utf-8', 'gbk', "设备批次");
        $title = "设备批次";
        $num = 1;
        $path = QrcodeUtil::ROOT_DIR . $batch_id . '/';
        $targetPath = QrcodeUtil::ROOT_DIR . "qrcode_" . $batch_id;
        $filename = $title . ".xlsx";

        if (empty($batch_id)) {
            return $this->renderJson("标识异常");
        }

        $offset = ($pageNo - 1) * $pageSize;
        $qrcodeResult = QrcodeModel::find()->where(["qrcode_batch_id" => $batch_id])->offset($offset)->limit($pageSize)->asArray()->all();
        if (empty($qrcodeResult)) {
            return $this->renderJson("没有对应的二维码信息");
        }

        ini_set('memory_limit', '256M');
        $PHPExcel = null;
        if ($pageNo == 1) {
            $PHPExcel = new \PHPExcel();
            $PHPExcel->getProperties()->setCreator("OTA")
                ->setTitle($title)
                ->setCreated(Date("Ymd H:i:s", time()));

            //$objPHPExcel->getActiveSheet()->setTitle($title);
            //设置列名
            $PHPExcel->setActiveSheetIndex(0)->setCellValue('A1', "二维码图片");

            //-----------page=1 的时候完成xlsx创建 文件夹创建工作
            //确保文件夹已创建
            //清理二维码
            if (file_exists($path)) {
                $files = glob($path . '/*');
                foreach ($files as $f) {
                    if (is_file($f)) {
                        unlink($f);
                    }
                }
                //清理二维码名片
                if (file_exists($targetPath)) {
                    $targetFiles = glob($targetPath . '/*');
                    foreach ($targetFiles as $f) {
                        if (is_file($f)) {
                            unlink($f);
                        }
                    }
                }
                //删除压缩包
                if (file_exists($targetPath . ".zip")) {
                    unlink($targetPath . ".zip");
                }
            } else {
                mkdir($path, 0777, true);
            }
        } else {
            $num = ($pageNo - 1) * $pageSize + 1;
            $objReader = \PHPExcel_IOFactory::createReader('Excel2007');
            $PHPExcel = $objReader->load($targetPath . "/" . $filename); // 文档名称
        }

        // 生成基础二维码，然后进行二维码追加到名片
        $webRoot = Yii::getAlias('@webroot');
        $qrcode = new \QRcode();
        foreach ($qrcodeResult as $key => $val) {
            $fileImgName = $val['number'] . ".jpeg";
            $file = $path . $fileImgName;
            $qrcodeUrl = QrcodeHelper::getQrcodeUrl($val['number']);
            $qrcode::png($qrcodeUrl, $file, "L", 3, 0);

            $qrcodePath = $path . $fileImgName;
            QrcodeHelper::generateTagImage($qrcodePath, $webRoot, $targetPath, $val['number']);
        }

        // 得到PHPexcel 操作对象
        $xls = $PHPExcel->setActiveSheetIndex(0);
        foreach ($qrcodeResult as $key => $v) {
            $num++;
            $xls->setCellValue('A' . $num, $v['number'] . ".jpeg");
        }

        //if ($pageNo == 1){
        $objWriter = \PHPExcel_IOFactory::createWriter($PHPExcel, 'Excel2007'); // xlsx , 如果需要xls 则指定格式为：Excel5， 需要csv ：CSV
        $objWriter->save($targetPath . "/" . $filename);
        //}else{

        //}

        /**
         * 后台操作日志
         */
        AdminLogs::doExport('二维码贴牌图片', $num);

        $result = new stdClass();
        $result->success = true;
        $result->params = http_build_query($post);
        $result->datas = sizeof($qrcodeResult);

        return json_encode($result);

    }

    public function addFileToZip2($path, $zip)
    {
        $handler = opendir($path);
        while (($filename = readdir($handler)) !== false) {
            if ($filename != "." && $filename != "..") {
                if (is_dir($path . "/" . $filename)) {
                    $this->addFileToZip2($path . "/" . $filename, $zip);
                } else { //将文件加入zip对象
                    $zip->addFile($path . "/" . $filename);
                    $zip->renameName($path . "/" . $filename, $filename);
                }
            }
        }
        @closedir($path);
    }


    /**
     * 执行下载
     */
    public function actionDownloadZipBatch($id)
    {
        // 查看下载链接是否生成，且数据完整
        //$dir = Yii::getAlias('@download') . '/qrcode/qrcode_'.$id;
        $dir = QrcodeUtil::ROOT_DIR . "qrcode_" . $id;
        $path = QrcodeUtil::ROOT_DIR;
        if (file_exists($dir)) {
            $zip = new ZipArchive();
            $filename = 'qrcode_' . $id . '.zip';
            if ($zip->open($path . $filename, ZipArchive::CREATE) === TRUE) {
                $this->addFileToZip2($dir, $zip);
            }
            $zip->close();
            return Yii::$app->response->sendFile($path . $filename);
        }
    }

    /**
     * 清理二维码临时文件
     * @return string
     */
    private function clearQrcodeTempFiles()
    {
        $qrcodeRootDir = QrcodeUtil::ROOT_DIR;
        if (!is_dir($qrcodeRootDir)) {
            return false;
        }

        WxLog::init();
        $handle = opendir($qrcodeRootDir);
        if ($handle) {
            while (($file = readdir($handle)) !== false) {
                if ($file != '.' && $file != '..') {
                    $fullpath = $qrcodeRootDir . $file;
                    $filedate = date("Y-m-d", filemtime($fullpath));
                    $currentTime = strtotime(date("Y-m-d"));
                    $fileModifiedTime = strtotime($filedate);
                    $Days = round(($currentTime - $fileModifiedTime) / 3600 / 24);
                    // 超过缓存时间删除
                    if ($Days > QrcodeUtil::CACHE_FILE_DAYS) {
                        if (is_dir($fullpath)) { // 目录删除
                            system('rm -rf ' . $fullpath);
                            WxLog::DEBUG('二维码临时文件夹删除=>' . $fullpath . ', 创建' . $Days . '天');
                        } else { // 文件删除
                            unlink($fullpath);
                            WxLog::DEBUG('二维码临时文件删除=>' . $fullpath . ', 创建' . $Days . '天');
                        }
                    }
                }
            }

            // 关闭句柄
            closedir($handle);
        }

        return true;
    }
}