<?php

namespace app\ht\controllers;

use Yii;
use yii\filters\AccessControl;
use app\ht\helpers\Password;
use common\helpers\ImageManager;
use common\helpers\Utils;
use common\models\SysUser           as SysUserModel;
use domain\admin\models\LoginLog    as LoginLogModel;
use function json_encode;
use function time;
use function explode;
use function date;
use function end;
use function round;
use function in_array;
use function implode;
use function rand;

/**
 * Class SiteController
 * @package app\ht\controllers
 */
class SiteController extends BaseController
{
    /**
     * @param \yii\base\Action $action
     * @return bool
     * @throws \yii\web\BadRequestHttpException
     */
    public function beforeAction($action)
    {
        $this->enableCsrfValidation = false;
        return parent::beforeAction($action);
    }

    /**
     * @inheritdoc
     */
    public function behaviors()
    {
        return [
            'access' => [
                'class' => AccessControl::className(),
                'rules' => [
                    [
                        'actions' => ['login', 'error', 'forgot', 'reset', 'do-login'],
                        'allow' => true,
                      //  'roles' => ['?'],
                    ],
                    [
                        'actions' => ['logout', 'index', 'region', 'test', 'editor-upload'],
                        'allow' => true,
                        'roles' => ['@'],
                    ],
                ],
            ],
        ];
    }

    /**
     * author: alen <948306245@qq.com>
     * 默认首页 (工程师列表)
     * 可以在config/main.php中重写 defaultRoute
     * @return string
     */
    public function actionIndex()
    {
        //return $this->redirect("home/welcome/index");
        $this->layout = '/main';
        $username = Yii::$app->user->identity->username;
        return $this->render('index', [
            'username' => $username,
        ]);
    }

    /**
     * 错误页面
     * @return string
     */
    public function actionError()
    {
        $this->layout = '/error';

        $exception = Yii::$app->errorHandler->exception;
        $code = isset($exception->statusCode)?$exception->statusCode:404;

        if (Yii::$app->request->isAjax) {
            return json_encode(['success' => false]);
        }

        // 针对 $.ajaxFileUpload控件，无法识别是ajax
//        $routes = [
//            'trade/order-import/order-import',
//            'trade/order/express-import'
//        ];
//        foreach ($routes as $r) {
//            if (strpos($_SERVER['REQUEST_URI'], $r) !== false) {
//                return json_encode(['success' => false]);
//            }
//        }

        $viewTpl = 'error/' . $code . '.php';
        return $this->render($viewTpl);
    }

    /**
     * 登陆页面
     * @return string
     */
    public function actionLogin()
    {

        $this->layout = '/login';
        return $this->render('login');
    }

    /**
     * 执行登陆动作
     * @return \yii\web\Response
     */
    public function actionDoLogin()
    {
        $post = Yii::$app->request->post();

        if (empty($post['name']) || empty($post['password'])) {
            Yii::$app->session->setFlash('error', '请输入账号和密码');
            return $this->redirect('site/login');
        }

        /*
        * 接收表单提交的数据
        */
        $username = $post['name'];
        $password = $post['password'];

        $sysUser = SysUserModel::findOne(['username' => $username]);
        if (!$sysUser) {
            Yii::$app->session->setFlash('error', '账号不存在，请重新输入');
            return $this->redirect(['site/login']);
        } elseif ($sysUser->is_enable == 0) {
            Yii::$app->session->setFlash('error', '账号被禁用, 请联系管理员');
            return $this->redirect(['site/login']);
        } elseif (Password::validate($password, $sysUser['password_hash'])) { // 验证密码
            // 使用配置文件的登录超时常量
            $duration = Yii::$app->user->authTimeout;
            Yii::$app->getUser()->login($sysUser, $duration);

            // 记录登录这信息
            $log                = new LoginLogModel();
            $log->user_id       = $sysUser->id;
            $log->username      = $sysUser->username;
            $log->client_ip     = Utils::clientIp();
            $log->client        = isset($_SERVER['HTTP_USER_AGENT']) ? $_SERVER['HTTP_USER_AGENT'] : '';
            $log->referer_url   = isset($_SERVER['HTTP_REFERER']) ? $_SERVER['HTTP_REFERER'] : '';
            $log->created_at    = time();
            $log->save();

            return $this->goHome();
        } else {
            Yii::$app->session->setFlash('error', '账号与密码不匹配，请重新输入');
            return $this->redirect(['site/login']);
        }

    }

    /**
     * 执行退出动作
     * @return \yii\web\Response
     */
    public function actionLogout()
    {
        Yii::$app->user->logout();
        return $this->goHome();
    }

    /**
     * 编辑器服务端配置
     */
    public function actionEditorUpload()
    {
        $maxSize = 1048576; // 1024 * 1024 = 1MB

        //定义允许上传的文件扩展名
        $extArr = array('gif', 'jpg', 'jpeg', 'png', 'bmp');

        //PHP上传失败
        if (!empty($_FILES['imgFile']['error'])) {
            switch ($_FILES['imgFile']['error']) {
                case '1':
                    $error = '图片超过系统允许的大小。'; // php.ini允许的大小(默认2MB)
                    break;
                case '2':
                    $error = '图片超过表单允许的大小。';
                    break;
                case '3':
                    $error = '图片只有部分被上传。';
                    break;
                case '4':
                    $error = '请选择图片。';
                    break;
                case '6':
                    $error = '找不到临时目录。';
                    break;
                case '7':
                    $error = '写文件到硬盘出错。';
                    break;
                case '8':
                    $error = 'File upload stopped by extension。';
                    break;
                case '999':
                default:
                    $error = '未知错误。';
            }
            $this->editorAlert($error);
        }

        // 确保临时文件夹是否已经创建
        //if (!file_exists($savePath)) {
        //    mkdir($savePath, 0777, true);
        //}

        //有上传文件时
        if (empty($_FILES) === false) {
            //原文件名
            $fileName = $_FILES['imgFile']['name'];
            //服务器上临时文件名
            $tmpName = $_FILES['imgFile']['tmp_name'];
            //文件大小
            $fileSize = $_FILES['imgFile']['size'];
            //检查文件名
            if (!$fileName) {
                $this->editorAlert("请选择文件。");
            }

            /*
            //检查目录
            if (@is_dir($savePath) === false) {
                $this->editorAlert("上传目录不存在。");
            }
            //检查目录写权限
            if (@is_writable($savePath) === false) {
                $this->editorAlert("上传目录没有写权限。");
            }
            //检查是否已上传
            if (@is_uploaded_file($tmpName) === false) {
                $this->editorAlert("上传失败。");
            }
            */

            //检查文件大小
            if ($fileSize > $maxSize) {
                $this->editorAlert("图片大小不能超过" . Utils::formatBytes($maxSize));
            }

            //获得文件扩展名
//            $tempArr = explode(".", $fileName);
//            $fileExt = array_pop($tempArr);
//            $fileExt = trim($fileExt);
//            $fileExt = strtolower($fileExt);
            $tmp = explode('.', $fileName);
            $fileExt = end($tmp);

            //检查扩展名
            if (in_array($fileExt, $extArr) === false) {
                $this->editorAlert("上传文件扩展名是不允许的扩展名。\n只允许" . implode(",", $extArr) . "格式。");
            }

            //新文件名
            $newFileName = date("YmdHis") . '_' . rand(10000, 99999) . '.' . $fileExt;

            $savePath = ImageManager::getTempImgPath($fileExt);
            //移动文件
            $filePath = $savePath . '/' . $newFileName;
            ImageManager::add($tmpName, $filePath);

            $fileUrl = ImageManager::getUrl($filePath);

            echo json_encode(array('error' => 0, 'url' => $fileUrl));
            exit;
        }
    }

    /**
     * 编辑器提示框显示
     * @param $msg
     */
    protected function editorAlert($msg)
    {
        echo json_encode(array('error' => 1, 'message' => $msg));
        exit;
    }
}