<?php
namespace app\inter\service;

use think\Db;
use think\Log;

class WechatService {

  private const PUSH_TYPE = [
    'REMOTE_DIAGNOSIS_PATIENT_PAY' => 1,
    'REMOTE_DIAGNOSIS_FINISH' => 2,
    'REMOTE_DIAGNOSIS_CANCEL' => 3,
    'REMOTE_DIAGNOSIS_REFUND' => 4
  ];

  private const BASE_URL = "http://wechat.pacsonline.cn/wx_patient/api/";
  public function pushWechatOrder($order_id) {
    $order = $this->getPushOrder($order_id);
    $orderStr = $this->getPushContent($order);
    $openids = $this->getPushOpenId($order['exam_id']);
    if(!$openids) {
      log::record('---------没有找到对应openid--------');
      return false;
    }

    foreach($openids as $v) {
      $url = $this->getFullUrl(self::PUSH_TYPE['REMOTE_DIAGNOSIS_REFUND'], $v['openid'], $v['source'], $orderStr);
      // $url   = "http://wechat.pacsonline.cn/wx_patient/api/sendMsg?pushType=".."&openid=";
      // $full_url = $url . $v['openid']."&source=".$v['source']."&content=".$orderStr;
      // 请求
      log::record('---------发送微信通知-完成订单-------');
      log::record($url);
      $res = $this->curl_request($url, 'GET');
      log::record('---------微信通知结果--------');
      log::record($res);
    }
    return true;
  }

  public function pushWechatCancel($order_id) {
    $order = $this->getPushOrder($order_id);
    $orderStr = $this->getPushContent($order);
    $openids = $this->getPushOpenId($order['exam_id']);
    if(!$openids) {
      log::record('---------没有找到对应openid--------');
      return false;
    }

    foreach($openids as $v) {
      $url = $this->getFullUrl(self::PUSH_TYPE['REMOTE_DIAGNOSIS_REFUND'], $v['openid'], $v['source'], $orderStr);
      // $url   = "http://wechat.pacsonline.cn/wx_patient/api/sendMsg?pushType=".."&openid=";
      // $full_url = $url . $v['openid']."&source=".$v['source']."&content=".$orderStr;
      // 请求
      log::record('---------发送微信通知-完成订单-------');
      log::record($url);
      $res = $this->curl_request($url, 'GET');
      log::record('---------微信通知结果--------');
      log::record($res);
    }
    return true;
  }

  public function pushWechatComplete($order_id) {
    $order = $this->getPushOrder($order_id);
    $orderStr = $this->getPushContent($order);
    $openids = $this->getPushOpenId($order['exam_id']);
    if(!$openids) {
      log::record('---------没有找到对应openid--------');
      return false;
    }

    foreach($openids as $v) {
      $url = $this->getFullUrl(self::PUSH_TYPE['REMOTE_DIAGNOSIS_REFUND'], $v['openid'], $v['source'], $orderStr);
      // $url   = "http://wechat.pacsonline.cn/wx_patient/api/sendMsg?pushType=".."&openid=";
      // $full_url = $url . $v['openid']."&source=".$v['source']."&content=".$orderStr;
      // 请求
      log::record('---------发送微信通知-完成订单-------');
      log::record($url);
      $res = $this->curl_request($url, 'GET');
      log::record('---------微信通知结果--------');
      log::record($res);
    }
    return true;
  }

  public function pushWechatRefund($order_id) {
    $order = $this->getPushOrder($order_id);
    $orderStr = $this->getPushContent($order);
    $openids = $this->getPushOpenId($order['exam_id']);
    if(!$openids) {
      log::record('---------没有找到对应openid--------');
      return false;
    }

    foreach($openids as $v) {
      $url = $this->getFullUrl(self::PUSH_TYPE['REMOTE_DIAGNOSIS_REFUND'], $v['openid'], $v['source'], $orderStr);
      // $url   = "http://wechat.pacsonline.cn/wx_patient/api/sendMsg?pushType=".."&openid=";
      // $full_url = $url . $v['openid']."&source=".$v['source']."&content=".$orderStr;
      // 请求
      log::record('---------发送微信通知-完成订单-------');
      log::record($url);
      $res = $this->curl_request($url, 'GET');
      log::record('---------微信通知结果--------');
      log::record($res);
    }
    return true;
  }

  private function getPushContent($order) {
    $content = [
      'out_trade_no' => $order['order_id'],
      'name' => urlencode($order['name']),
      'total_fee' => $order['order_money']
    ];
    return json_encode($content);
  }

  // $url   = "http://wechat.pacsonline.cn/wx_patient/api/sendMsg?pushType=".."&openid=";
  // $full_url = $url . $v['openid']."&source=".$v['source']."&content=".$orderStr;

  private function getFullUrl($pushType, $openid, $source, $content) {
    return self::BASE_URL."sendMsg?pushType=".$pushType."&openid=".$openid."&source=".$source."&content=".$content;
  }

  private function getPushOrder($order_id) {
    $order = DB::table('remote_order')->where('id', $order_id)->field('application_id, order_money')->find();
    if($order) {
      $application = DB::table('remote_application')->where('id', $order['application_id'])->field('exam_id')->find();
      $exam = DB::table('exams')->where('id', $application['exam_id'])->field('patient_id')->find();
      $patient = DB::table('patient_infos')->where('id', $exam['patient_id'])->field('name')->find();
      if($application) {
        return [
          'order_id' => $order_id,
          'order_money' => $order['order_money'],
          'exam_id' => $application['exam_id'],
          'name' => $patient['name']
        ];
      }
    }
  }

  private function getPushOpenId($exam_id) {
    $exams = DB::table("exams")
    ->alias('e')
    ->join('studies s', 'e.study_id = s.id')
    ->join('patient_infos pi', 'e.patient_id = pi.id')
    ->field('e.patient_id, s.accession_num, s.studyid, pi.temp_patient_id, pi.card_num, pi.phone')
    ->where('e.id', $exam_id)
    ->find();
    if(!$exams) {
      return false;
    }
    $options = [];
    $accession_num = $exams['accession_num'];
    $studyid = $exams['studyid'];
    $patient_id = $exams['patient_id'];
    $temp_patient_id = $exams['temp_patient_id'];
    $card_num = $exams['card_num'];
    $phone = $exams['phone'];

    $sql1 = "select user_id as uid from user_bind where patient_id = ?";
    $options[] = $patient_id;

    $sql2 = "select uid from wechat_bind where ";
    $sql2 .= "(patientCode = ?";
    $options[] = $temp_patient_id;
    if(!empty($accession_num)) {
      $sql2 .= " or patientCode = ?";
      $options[] = $accession_num;
    }
    if(!empty($studyid)) {
      $sql2 .= " or patientCode = ?";
      $options[] = $studyid;
    }
    $sql2 .=")";
    if($card_num) {
      $sql2 .= " or idcard = ?";
      $options[] = $card_num;
    }
    if($card_num) {
      $sql2 .= " or phone = ?";
      $options[] = $phone;
    }

    $sql = "select wx_openid as openid, source from user where id in (".$sql1." union ".$sql2.")";
    log::record('---------微信推送sql--------');
    log::record($sql);
    return Db::query($sql, $options);
  }

  private function curl_request($url,$method='get',$data=null,$https=true){
    //1.初识化curl
    $ch = curl_init($url);
    //2.根据实际请求需求进行参数封装
    //返回数据不直接输出
    curl_setopt($ch,CURLOPT_RETURNTRANSFER,true);
    //如果是https请求
    if($https === true){
        curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,false);
        curl_setopt($ch,CURLOPT_SSL_VERIFYHOST,false);
    }
    //如果是post请求
    if($method === 'post'){
        //开启发送post请求选项
        curl_setopt($ch,CURLOPT_POST,true);
        //发送post的数据
        curl_setopt($ch,CURLOPT_POSTFIELDS,$data);
    }
    //3.发送请求
    $result = curl_exec($ch);
    //4.返回返回值，关闭连接
    curl_close($ch);
    return $result;
  }
}