<?php
namespace app\inter\service;

use think\Db;

class WechatService {
  public static function pushWechatOrder($exam_id) {
    var_dump($exam_id);
    $openids = self::getPushOpenId($exam_id);
    var_dump($openids);
    if(!$openids) {
      log::record('---------没有找到对应openid--------');
      return false;
    }

    foreach($openids as $v) {
      $url   = "http://wechat.pacsonline.cn/wx_patient/api/sendMsg?pushType=1&openid=";
      $full_url = $url . $v['openid'];
      // 请求
      $res = self::curl_request($full_url, 'GET');
    }
    return true;
    // http://wechat.pacsonline.cn/wx_patient/api/sendMsg?pushType=1&openid=
  }

  public static function pushWechatCancel() {

  }

  public static function pushWechatComplete() {

  }

  private static 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;
    }

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

  private static 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;
}
}