<?php
/**
 * Created by PhpStorm.
 * User: chenkuan
 * Date: 2017/11/13
 * Time: 下午1:54
 */

namespace backend\helpers;

use backend\models\Config;
use backend\models\MailRecord;
use common\helpers\HashMapHelper;
use yii\helpers\VarDumper;
use yii\httpclient\Client;
use Yii;

class MailHelper
{
    const DEF_CONFIG_ID = 1;
    const CACHE_CODE = 'cache_code';
    const CACHE_TIME = 'cache_time';

    /**
     * 发送简单邮件
     * @param string $subject 主题／标题 如:'找回密码验证'
     * @param string $to 接收方邮箱地址
     * @param array $paramArray 需要替换的模版内容参数,如：找回密码中的${code} 数组传递['code' => $code]
     * @param string $fromName 发送人姓名
     * @param string $content 内容模板
     * @return bool 成功／失败
     */
    public static function sendMail($subject, $to, $paramArray, $fromName, $content)
    {
        $cache = \Yii::$app->cache;
        $config = $cache->get('config');
        if ($config == null) {
            $config = Config::findOne(['id' => self::DEF_CONFIG_ID]);
            $cache->set('config', $config, 86400);
        }

        // 本地和测试环境目前禁止发邮件
        return self::sendSimpleMail($subject, $to, $config->smtp_from_mail, $content, $paramArray, $fromName);
    }

    /**
     * 发送短信
     * @param $mobile
     * @return null|string
     */
    public static function sendCodeSms($mobile)
    {
        $cache = \Yii::$app->cache;
        $lastCode = $cache->get($mobile.self::CACHE_CODE);
        if (!empty($lastCode)) {
            $time = $cache->get($mobile.self::CACHE_TIME);
            if ($time != null && (DateTimeHelper::microtime_float() - $time <= 120000)) {
                return null;
            }
        }
        $code = RandomHelper::getRandomNo(6);


        $cache->set($mobile.self::CACHE_CODE, $code);
        $cache->set($mobile.self::CACHE_TIME, DateTimeHelper::microtime_float());

        return $code;

        // 本地和测试环境目前禁止发短信
        /*
        $config = Config::findOne(['id' => self::DEF_CONFIG_ID]);
        $temp = self::sendBasicSms($mobile, $config->juhe_sms_tpl_id, $code);

        if ($temp) {
            $cache->set($mobile.self::CACHE_CODE, $code);
            $cache->set($mobile.self::CACHE_TIME, DateTimeHelper::microtime_float());
            return $code;
        } else {
            return null;
        }
        */
    }

    /**
     * 验证短信code
     * @param $mobile
     * @param $code
     * @return bool
     */
    public static function validSmsCode($mobile, $code)
    {
        $cache = \Yii::$app->cache;
        $lastCode = $cache->get($mobile.self::CACHE_CODE);
        if (!empty($lastCode)) {
            if ($lastCode != $code) {
                return false;
            } else {
                return true;
            }
        }
        return false;
    }

    /**
     * 发送MT4sms/RegSms
     * @param $mobile
     * @param $tplId
     * @param $name
     * @param $login
     * @param $pwd
     * @return \yii\httpclient\Response
     */
    public static function sendSms($mobile, $tplId, $name, $login, $pwd = '')
    {
        $map = new HashMapHelper();
        $config = Config::findOne([['id' => self::DEF_CONFIG_ID]]);
        $map->put('mobile', $mobile);
        $map->put('tpl_id', $tplId."");
        $tplValue = "#name#=".$name."&#login#=".$login;
        if ($pwd) {
            $tplValue .= "&#pwd#=".$pwd;
        }
        $a = urlencode("#");
        $b = urlencode("&");
        $c = urlencode("=");
        $tplValue = str_replace("#", $a, $tplValue);
        $tplValue = str_replace("&", $b, $tplValue);
        $tplValue = str_replace("=", $c, $tplValue);
        $map->put('tpl_value', $tplValue);
        $map->put('dtype', "json");
        $map->put('key', $config->juhe_sms_key);
        return true;
        $url = "http://v.juhe.cn/sms/send";
        $client = (new Client(['baseUrl' => $url]));
        $json = $client->get($url, self::buildParams($map->H_table))->send();
        return $json;
    }

    /**
     * @param string $mobile
     * @return array
     */
    public static function getCodeSms($mobile)
    {
        $result = [
            'code' => '',
            'created' => 0,
        ];
        $code = \Yii::$app->getCache()->get($mobile . self::CACHE_CODE);
        $created = \Yii::$app->getCache()->get($mobile . self::CACHE_TIME);
        if ($code && $created) {
            $result['code'] = $code;
            $result['created'] = $created;
        }
        return $result;
    }

    /**
     * @param $mobile
     * @param $tplId
     * @param $code
     * @return mixed
     */
    private static function sendBasicSms($mobile, $tplId, $code)
    {
        $map = new HashMapHelper();
        $config = Config::findOne([['id' => self::DEF_CONFIG_ID]]);
        $map->put('mobile', $mobile);
        $map->put('tpl_id', $tplId."");
        $tplValue = "#code#=".$code;
        $map->put('tpl_value', urlencode($tplValue));
        $map->put('dtype', "json");
        $map->put('key', $config->juhe_sms_key);

        $url = "http://v.juhe.cn/sms/send";
        $client = (new Client(['baseUrl' => $url]));
        $json = $client->get($url, self::buildParams($map->H_table))->send();
        return $json;
    }

    /**
     * 生成token
     * @param array $param
     * @return mixed
     */
    private static function buildParams($param)
    {
        ksort($param);//升序排序
        $strOauth = "";
        foreach ($param as $key => $val) {
            if ($key == 'token' || is_array($val) || $val === null) {
                continue;
            }
            $val = strval($val);
            $strOauth .= $key . '=' . $val . '&';
        }
        $strOauth = rtrim($strOauth, '&');
        $param['token'] = md5($strOauth);
        return $param;
    }

    /**
     * 发送简单邮件封装方法
     * @param $subject
     * @param $to
     * @param $from
     * @param $content
     * @param $paramArray
     * @param $fromName
     * @return bool
     */
    private static function sendSimpleMail($subject, $to, $from, $content, $paramArray, $fromName)
    {
        $isSuccess = false;
        $replace_content = self::replaceVariable($content, $paramArray);
        $config = Config::findOne(['id' => self::DEF_CONFIG_ID]);
        /*
        $smtp_username = $config->smtp_username;
        $smtp_password = $config->smtp_password;
        \Yii::$app->mail->apiUser = $smtp_username;
        \Yii::$app->mail->apiKey = $smtp_password;
        $result = \Yii::$app->mail->sendNormalMail($subject, '<html>'.$replace_content, [$to], $from, $fromName);
        if ($result['result'] === true) {
            self::saveRecord($result['result'], $to, $subject, $replace_content);
            $isSuccess = true;
        }
        */

        $mailid = self::saveRecord($isSuccess, $to, $subject, $replace_content);
        $mail = \Yii::$app->mailer->compose();
        $mail->setTo($to);
        $mail->setSubject($subject);
        $mail->setHtmlBody( '<html>'.$replace_content);
        $result = $mail->send();
        if ($result) {
            $isSuccess = true;
        } else {
            Yii::warning('邮件发送失败' . VarDumper::dumpAsString($result), __METHOD__);
        }

        $status = ($isSuccess) ? 1 : 2;
        MailRecord::updateAll(['status' => $status], "id={$mailid}" );
        return $isSuccess;
    }

    /**
     * 将模板中的变量替换为入参
     * @param $content string
     * @param $paramArray array
     * @return string
     */
    public static function replaceVariable($content, $paramArray)
    {
        if (!empty($content) && !empty($paramArray)) {
            foreach ($paramArray as $key => $value) {
                $variable='${'.$key.'}';
                $variable1 = '#{'.$key.'}';
                $variable2 = '#'.$key.'#';
                if (is_null($value)) {
                    continue;
                }
                while (strpos($content, $variable, 0) > -1) {
                    $content = str_replace($variable, $value, $content);
                }
                while (strpos($content, $variable1, 0) > -1) {
                    $content = str_replace($variable1, $value, $content);
                }
                while (strpos($content, $variable2, 0) > -1) {
                    $content = str_replace($variable2, $value, $content);
                }
            }
        }
        return $content;
    }

    /**
     * 保存发送的邮件记录到crm_mail_record表
     * @param $status
     * @param $receiver
     * @param $subject
     * @param $content
     * @return bool
     */
    private static function saveRecord($status, $receiver, $subject, $content)
    {
        $mailRecord = new MailRecord();
        $mailRecord->content = $content;
        $mailRecord->receiver = $receiver;
        if ($status) {
            $mailRecord->status = 1;
        } else {
            $mailRecord->status = 0;
        }
        $mailRecord->subject = $subject;
        $mailRecord->in_time = DateTimeHelper::microtime_float();
        $mailRecord->save();
        return $mailRecord->id;
    }


    /**
     * 发送email邮件
     * @param $subject
     * @param $to
     * @param $from
     * @param $body
     * @param $mid
     * @return bool
     */
    public static function sendButNotSaveRecord($subject, $to, $from, $body, $mid)
    {
        $isSuccess = false;
        $config = Config::findOne(['id' => self::DEF_CONFIG_ID]);
        /*
        $smtp_username = $config->smtp_username;
        $smtp_password = $config->smtp_password;
        \Yii::$app->mail->apiUser = $smtp_username;
        \Yii::$app->mail->apiKey = $smtp_password;
        $result = \Yii::$app->mail->sendNormalMail($subject, '<html>'.$body, $to, $from);
        if ($result['result'] === true) {
            $isSuccess = true;
        }
        return $isSuccess;
        */

        $mail = \Yii::$app->mailer->compose();
        $mail->setTo($to);
        $mail->setSubject($subject);
        $mail->setHtmlBody( '<html>'.$body);
        if ($mail->send()) {
            MailRecord::updateAll(['status' => 1], "id={$mid}" );
            return true;
        }
        return false;

    }

}