<?php

namespace app\controllers;

use Yii;
use yii\filters\AccessControl;
use yii\web\Controller;
use yii\web\Response;
use yii\filters\VerbFilter;
use app\models\LoginForm;
use app\models\ContactForm;

class IndexController extends Controller
{
    /**
     * {@inheritdoc}
     */
    public function behaviors()
    {
        return [
            'access' => [
                'class' => AccessControl::className(),
                'only' => ['logout'],
                'rules' => [
                    [
                        'actions' => ['logout'],
                        'allow' => true,
                        'roles' => ['@'],
                    ],
                ],
            ],
            'verbs' => [
                'class' => VerbFilter::className(),
                'actions' => [
                    'logout' => ['post'],
                ],
            ],
        ];
    }

    /**
     * {@inheritdoc}
     */
    public function actions()
    {
        return [
            'error' => [
                'class' => 'yii\web\ErrorAction',
            ],
            'captcha' => [
                'class' => 'yii\captcha\CaptchaAction',
                'fixedVerifyCode' => YII_ENV_TEST ? 'testme' : null,
            ],
        ];
    }

    /**
     * Displays homepage.
     *
     * @return string
     */
    public function actionIndex()
    {
        
        $analytics=$this->initializeAnalytics();
        $metrics=[
            'sessions'=>"ga:sessions",
            'bounceRate'=>"ga:bounceRate",
            'sessionDuration'=>"ga:sessionDuration",
            'bounceRate'=>"ga:bounceRate",
            'hits'=>"ga:hits",
            'transactions'=>"ga:transactions",
            'transactionsPerSession'=>"ga:transactionsPerSession",
            'transactionRevenue'=>"ga:transactionRevenue",
            'totalValue'=>"ga:totalValue",
            'itemQuantity'=>"ga:itemQuantity",
            'productAddsToCart'=>"ga:productAddsToCart",
            'productCheckouts'=>"ga:productCheckouts",
          ];
          $i=1;
          $datas=array_chunk($metrics,2,true);
          foreach($datas as $data){
                $response = $this->getReport($analytics,$data);
                // $this->printResults($response);
                $res=$this->getResults($response);
          }
        exit;
        return $this->render('index');
    }

    function initializeAnalytics()
{

  // Use the developers console and download your service account
  // credentials in JSON format. Place them in this directory or
  // change the key file location if necessary.
  $KEY_FILE_LOCATION = BASE_DIR . 'config/savvy-theory-278005-43552bf9fe94.json';

  // Create and configure a new client object.
  $client = new \Google_Client();
  $client->setApplicationName("Hello Analytics Reporting");
  $client->setAuthConfig($KEY_FILE_LOCATION);
  $client->setScopes(['https://www.googleapis.com/auth/analytics.readonly']);
  $analytics = new \Google_Service_AnalyticsReporting($client);

  return $analytics;
}

/**
 * Queries the Analytics Reporting API V4.
 *
 * @param service An authorized Analytics Reporting API V4 service object.
 * @return The Analytics Reporting API V4 response.
 */
function getReport($analytics,$data) {
  $VIEW_ID = "155703065";
  // Create the DateRange object.
  $dateRange = new \Google_Service_AnalyticsReporting_DateRange();
  $dateRange->setStartDate("7daysAgo");
  $dateRange->setEndDate("today");
  $metrics=[];
  $dimensions=[];

  foreach($data as $k=>$v){
    $Metric = new \Google_Service_AnalyticsReporting_Metric();
    $Metric->setExpression($v);
    $Metric->setAlias($k);
    array_push($metrics,$Metric);
  }
  $date = new \Google_Service_AnalyticsReporting_Dimension();
  $date->setName("ga:date");
  array_push($dimensions,$date);
  // Create the ReportRequest object.
  $request = new \Google_Service_AnalyticsReporting_ReportRequest();
  $request->setViewId($VIEW_ID);
  $request->setDateRanges($dateRange);
  $request->setMetrics($metrics);
  $request->setDimensions($dimensions);

  $body = new \Google_Service_AnalyticsReporting_GetReportsRequest();
  $body->setReportRequests( array( $request) );
  return $analytics->reports->batchGet( $body );
}

/**
 * Parses and prints the Analytics Reporting API V4 response.
 *
 * @param An Analytics Reporting API V4 response.
 */
function printResults($reports) {
  for ( $reportIndex = 0; $reportIndex < count( $reports ); $reportIndex++ ) {
    $report = $reports[ $reportIndex ];

    $header = $report->getColumnHeader();
    $dimensionHeaders = $header->getDimensions();
    $metricHeaders = $header->getMetricHeader()->getMetricHeaderEntries();
    $rows = $report->getData()->getRows();


    for ( $rowIndex = 0; $rowIndex < count($rows); $rowIndex++) {
      $row = $rows[ $rowIndex ];
      $dimensions = $row->getDimensions();

      $metrics = $row->getMetrics();
      if($dimensionHeaders&&$dimensions){
        for ($i = 0; $i < count($dimensionHeaders) && $i < count($dimensions); $i++) {
            print($dimensionHeaders[$i] . ": " . $dimensions[$i] . "\n\r");
            echo"<br/>";
          }
      }
     
      if($metricHeaders&&$metrics){
        for ($j = 0; $j < count($metrics); $j++) {
            $values = $metrics[$j]->getValues();
            for ($k = 0; $k < count($values); $k++) {
              $entry = $metricHeaders[$k];
              print($entry->getName() . ": " . $values[$k] . "\n\r");
              echo"<br/>";
            }
          } 
      }
      
    }
  }
}
function getResults($reports) {
    $data=[];
    for ( $reportIndex = 0; $reportIndex < count( $reports ); $reportIndex++ ) {
        $item=[];
        $report = $reports[ $reportIndex ];
  
      $header = $report->getColumnHeader();
      $dimensionHeaders = $header->getDimensions();
      $metricHeaders = $header->getMetricHeader()->getMetricHeaderEntries();
      $rows = $report->getData()->getRows();
  
  
      for ( $rowIndex = 0; $rowIndex < count($rows); $rowIndex++) {
        $row = $rows[ $rowIndex ];
        $dimensions = $row->getDimensions();
  
        $metrics = $row->getMetrics();
        echo "<pre>";
        print_r($dimensionHeaders);exit;
        if($dimensionHeaders&&$dimensions){
          for ($i = 0; $i < count($dimensionHeaders) && $i < count($dimensions); $i++) {
                $list[$dimensionHeaders[$i]]=
                print($dimensionHeaders[$i] . ": " . $dimensions[$i] . "\n\r");
                echo"<br/>";
            }
        }
       
        if($metricHeaders&&$metrics){
          for ($j = 0; $j < count($metrics); $j++) {
              $values = $metrics[$j]->getValues();
              for ($k = 0; $k < count($values); $k++) {
                $entry = $metricHeaders[$k];
                print($entry->getName() . ": " . $values[$k] . "\n\r");
                echo"<br/>";
              }
            } 
        }
        
      }
    }
  }


}