<?php

class Mcu_chart extends MY_Controller
{
  var $url_renderer;
  function __construct()
  {
    parent::__construct();
    $this->url_renderer = "http://devkedungdoro.aplikasi.web.id:3000";
  }
  function render($type, $id)
  {
    switch ($type) {
      case "mcu001":
        $this->mcu001($id);
        break;
    }
  }
  function mcu001($id)
  {
    $sql = "SELECT   count(Mcu_OrderT_OrderHeaderID) as peserta,Mgm_McuTotalParticipant as total
    FROM one_etl.mgm_mcux
    join one_etl.mcu_order on Mcu_OrderMgm_McuID = Mgm_McuID 
    where Mgm_McuID = ?";
    $qry = $this->db->query($sql, [$id]);
    $this->check_error($qry, "get total mcu");
    $rows = $qry->result_arry();
    if (count($rows) == 0) {
      $this->chart_error("No data found");
    }
    $total = $rows[0]["total"];
    $peserta = $rows[0]["peserta"];
    $belum_mcu = $total - $peserta;
    $param = array(
      'title' => array(
        'text' => 'Peserta MCU',
        'subtext' => "Total Peserta $total",
        'left' => 'center'
      ),
      'tooltip' => array(
        'trigger' => 'item'
      ),
      'legend' => array(
        'bottom' => 50,
        'left' => 'center'
      ),
      'series' => array(
        array(
          'name' => 'Access From',
          'type' => 'pie',
          'radius' => '60%',
          'data' => array(
            array('value' => $belum_mcu, 'name' => "Belum MCU : {$belum_mcu} Peserta"),
            array('value' => $peserta, 'name' => "Sudah MCU : {$peserta} Peserta")
          ),
          'emphasis' => array(
            'itemStyle' => array(
              'shadowBlur' => 10,
              'shadowOffsetX' => 0,
              'shadowColor' => 'rgba(0, 0, 0, 0.5)'
            )
          )
        )
      )
    );
  }
  function check_error($qry, $stage)
  {
    if (!$qry) {
      $errMsg = $stage . "<br/>" . $this->db->error()["messge"];
      $this->chart_error($errMsg);
    }
  }
  function chart_error($msg)
  {
    $param = array(
      'title' => array(
        'show' => true,
        'textStyle' => array(
          'color' => 'grey',
          'fontSize' => 20
        ),
        'text' => $msg,
        'left' => 'center',
        'top' => 'center'
      ),
      'xAxis' => array(
        'show' => false
      ),
      'yAxis' => array(
        'show' => false
      ),
      'series' => array()
    );
    header("Content-Type: image/jpg");
    $j_param = json_encode($param);
    echo $this->post($this->url_renderer, $j_param);
    exit;
  }
  function post($url, $data)
  {
    $ch = curl_init($url);

    curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "POST");
    curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 5);
    curl_setopt($ch, CURLOPT_TIMEOUT, 120);
    curl_setopt($ch, CURLOPT_HTTPHEADER, [
      "Content-Type: application/octet-stream",
      "Content-Length: " . strlen($data),
    ]);
    $result = curl_exec($ch);
    if (curl_errno($ch) > 0) {
      return [
        "status" => "ERR",
        "message" => curl_error($ch),
      ];
    }
    $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
    if ($httpCode != 200) {
      return [
        "status" => "ERR",
        "message" => "Http Response : $httpCode",
      ];
    }
    return $result;
  }
}