var iframe = $('#content-iframe');
var iframeWindow = iframe[0].contentWindow || iframe[0].contentDocument;

/*
 *API ye gönderilecek init array ve placementScore
 */
var scormState = {
  initArray: {},
  placementScore: {},
  pageName: '',
};

$(function () {
  iframe.load(function () {
    document.oncontextmenu = function(){return false;};
    if (bfb9qc != null) {
      init = bfb9qc.initArray;
      //* API'den gelen ScormState verisi içerisindeki placementScore
      placementScore = bfb9qc.placementScore;
    } else {
      init = {};
      init.i = 1; //Şuan ki sayfa
      init.page = 12; // Seviyenin sayfa sayısı
      init.breakPage = 8; // Seviyenin hangi sayfasında yüzdelik düşükse direk testi bitir
      init.level = 1;
      init.endLevel = 6; // Son level
      init.score = 0; // Sayfa skoru
      init.maxScore = 0; // En yüksek skor
      init.percent = 70; // Seviye yüzdesi - kullanılmıyor
      init.pageScore = 0;
      init.pageMaxScore = 0;
      init.pageStartTime = _getTimezoneOffset();
      init.levelStartTime = _getTimezoneOffset();
      init.vocabulary = 0;
      init.grammar = 0;
      init.meaning = 0;
      init.listening = 0;
      init.vocabularyCount = 0;
      init.grammarCount = 0;
      init.meaningCount = 0;
      init.listeningCount = 0;

      placementScore = {};
      placementScore.levelsAndpercents = [];
      placementScore.pagesAndpercents = [];
      placementScore.currentPage = '';
    }
    function _getTimezoneOffset () {
      var tzoffset = new Date().getTimezoneOffset() * 60000; //offset in milliseconds
      var localISOTime = new Date(Date.now() - tzoffset)
        .toISOString()
        .slice(0, -5);

      return localISOTime;
    }

    iframeWindow.player.onPageLoaded(function () {
      //resizer page
      _icplayer = iframe.contents().find('#_icplayer');
      _ipW = _icplayer.width();
      _ipH = _icplayer.height();
      _frame = $('.assignmentCover').width();
      _rate = iframe.width(_ipW).height(_ipH);
      $('#content-iframe').width(1030);
      $('#content-iframe').height(1400);

      var ps = iframeWindow.player.getPlayerServices();
      var model = ps.getPresentation();
      var scoreService = ps.getScore();
      var pageIndex = ps.getCurrentPageIndex();
      var page = model.getPage(pageIndex);
      var pageId = page.getId();
      var cmd = ps.getCommands();

      var cIframe, nextBtn, backBtn;
      cIframe = document.getElementById('content-iframe');
      nextBtn = cIframe.contentDocument.getElementById('Next');
      backBtn = cIframe.contentDocument.getElementById('Back');
      var activeButton = nextBtn || backBtn;
      if (activeButton) {
        activeButton.addEventListener('click', function () {
          if (activeButton.id == 'Next') {
            controls('normal');
          } else {
            controls('extra');
          }
        });
      }

      function getLevel (levelId, valueType) {
        var levels = [
          {
            id: 1,
            level: 'A1',
            score: 70,
          },
          {
            id: 2,
            level: 'A2',
            score: 70,
          },
          {
            id: 3,
            level: 'B1',
            score: 80,
          },
          {
            id: 4,
            level: 'B2',
            score: 100,
          },
          {
            id: 5,
            level: 'C1',
            score: 100,
          },
          {
            id: 6,
            level: 'C2',
            score: 100,
          },
        ];

        var result = $.grep(levels, function (e) {
          return e.id == levelId;
        });

        if (valueType == 'level') return result[0].level;
        else return result[0].score;
      }

      function getPageTypes (level, page, valueType) {
        var queryType;
        var voc = 'Vocabulary';
        var gra = 'Grammar';
        var mic = 'Meaning in Context';
        var lis = 'Listening';

        ////////////////////////////////////////////////////////////////////////
        //Her seviye için;                                                    //
        //Sayfa numarası(page)(int),                                          //
        //Soru tipi(queryType)(string) ve                                     //
        //Bu sayfanın alternatif sayfası(ext)(bool) var mı?                   //
        //Seçeneklerini dolduruyoruz                                          //
        //--------------------------------------------------------------------//
        //valueType parametresine gönderdiğimiz değere göre,                  //
        //Bize iki tip veri döndürüyor;                                       //
        //1. Gelen değer "queryType" ise bize soru tipini                     //
        //2. Gelen değer "ext" ise bize alternatif sayfası olup olmadığını    //
        ////////////////////////////////////////////////////////////////////////

        var levelsAndQueryTypes = [
          {
            A1: [
              {
                page: 1,
                queryType: voc,
                ext: true,
              },
              {
                page: 2,
                queryType: voc,
                ext: true,
              },
              {
                page: 3,
                queryType: gra,
                ext: true,
              },
              {
                page: 4,
                queryType: gra,
                ext: true,
              },
              {
                page: 5,
                queryType: gra,
                ext: true,
              },
              {
                page: 6,
                queryType: mic,
                ext: true,
              },
              {
                page: 7,
                queryType: lis,
                ext: true,
              },
              {
                page: 8,
                queryType: voc,
                ext: true,
              },
              {
                page: 9,
                queryType: voc,
                ext: true,
              },
              {
                page: 10,
                queryType: voc,
                ext: true,
              },
              {
                page: 11,
                queryType: mic,
                ext: true,
              },
              {
                page: 12,
                queryType: lis,
                ext: true,
              },
            ],
            A2: [
              {
                page: 1,
                queryType: gra,
                ext: true,
              },
              {
                page: 2,
                queryType: voc,
                ext: true,
              },
              {
                page: 3,
                queryType: mic,
                ext: true,
              },
              {
                page: 4,
                queryType: gra,
                ext: true,
              },
              {
                page: 5,
                queryType: gra,
                ext: true,
              },
              {
                page: 6,
                queryType: mic,
                ext: true,
              },
              {
                page: 7,
                queryType: lis,
                ext: true,
              },
              {
                page: 8,
                queryType: mic,
                ext: true,
              },
              {
                page: 9,
                queryType: gra,
                ext: true,
              },
              {
                page: 10,
                queryType: gra,
                ext: true,
              },
              {
                page: 11,
                queryType: mic,
                ext: true,
              },
              {
                page: 12,
                queryType: mic,
                ext: true,
              },
            ],
            B1: [
              {
                page: 1,
                queryType: voc,
                ext: true,
              },
              {
                page: 2,
                queryType: gra,
                ext: true,
              },
              {
                page: 3,
                queryType: mic,
                ext: true,
              },
              {
                page: 4,
                queryType: voc,
                ext: true,
              },
              {
                page: 5,
                queryType: lis,
                ext: true,
              },
              {
                page: 6,
                queryType: mic,
                ext: true,
              },
              {
                page: 7,
                queryType: gra,
                ext: true,
              },
              {
                page: 8,
                queryType: voc,
                ext: true,
              },
              {
                page: 9,
                queryType: gra,
                ext: true,
              },
              {
                page: 10,
                queryType: gra,
                ext: true,
              },
              {
                page: 11,
                queryType: mic,
                ext: true,
              },
              {
                page: 12,
                queryType: voc,
                ext: true,
              },
            ],
            B2: [
              {
                page: 1,
                queryType: lis,
                ext: true,
              },
              {
                page: 2,
                queryType: gra,
                ext: true,
              },
              {
                page: 3,
                queryType: gra,
                ext: true,
              },
              {
                page: 4,
                queryType: voc,
                ext: true,
              },
              {
                page: 5,
                queryType: gra,
                ext: true,
              },
              {
                page: 6,
                queryType: gra,
                ext: true,
              },
              {
                page: 7,
                queryType: voc,
                ext: true,
              },
              {
                page: 8,
                queryType: mic,
                ext: true,
              },
              {
                page: 9,
                queryType: mic,
                ext: true,
              },
              {
                page: 10,
                queryType: gra,
                ext: true,
              },
              {
                page: 11,
                queryType: mic,
                ext: true,
              },
              {
                page: 12,
                queryType: gra,
                ext: true,
              },
            ],
            C1: [
              {
                page: 1,
                queryType: voc,
                ext: false,
              },
              {
                page: 2,
                queryType: gra,
                ext: false,
              },
              {
                page: 3,
                queryType: mic,
                ext: false,
              },
              {
                page: 4,
                queryType: mic,
                ext: false,
              },
              {
                page: 5,
                queryType: lis,
                ext: false,
              },
              {
                page: 6,
                queryType: mic,
                ext: false,
              },
              {
                page: 7,
                queryType: mic,
                ext: false,
              },
              {
                page: 8,
                queryType: mic,
                ext: false,
              },
              {
                page: 9,
                queryType: mic,
                ext: false,
              },
              {
                page: 10,
                queryType: mic,
                ext: false,
              },
              {
                page: 11,
                queryType: voc,
                ext: false,
              },
              {
                page: 12,
                queryType: voc,
                ext: false,
              },
            ],
            C2: [
              {
                page: 1,
                queryType: gra,
                ext: false,
              },
              {
                page: 2,
                queryType: gra,
                ext: false,
              },
              {
                page: 3,
                queryType: voc,
                ext: false,
              },
              {
                page: 4,
                queryType: mic,
                ext: false,
              },
              {
                page: 5,
                queryType: mic,
                ext: false,
              },
              {
                page: 6,
                queryType: mic,
                ext: false,
              },
              {
                page: 7,
                queryType: lis,
                ext: false,
              },
              {
                page: 8,
                queryType: voc,
                ext: false,
              },
              {
                page: 9,
                queryType: voc,
                ext: false,
              },
              {
                page: 10,
                queryType: gra,
                ext: false,
              },
              {
                page: 11,
                queryType: mic,
                ext: false,
              },
              {
                page: 12,
                queryType: voc,
                ext: false,
              },
            ],
          },
        ];

        var pages = levelsAndQueryTypes[0][level];
        var result = $.grep(pages, function (e) {
          return e.page == page;
        });
        queryType = result[0].queryType;

        if (valueType == 'queryType') return queryType;
        else return result[0].ext;
      }

      function lastPageScore () {
        var _grammar = init.grammar / init.grammarCount;
        var _vocabulary = init.vocabulary / init.vocabularyCount;
        var _meaning = init.meaning / init.meaningCount;
        var _listening = init.listening / init.listeningCount;
        // var _success = Math.floor((init.score / init.maxScore) * 100);
        var _success = (_grammar + _vocabulary + _meaning + _listening) / 4;

        var _levelSuccess = getLevel(init.level, 'score');
        if (_success >= _levelSuccess) {
          //Başarı belli yüzdenin üstündeyse
          var lvl = getLevel(init.level, 'level');
          var _grammar = init.grammar / init.grammarCount;
          var _vocabulary = init.vocabulary / init.vocabularyCount;
          var _meaning = init.meaning / init.meaningCount;
          var _listening = init.listening / init.listeningCount;

          var _percent = {
            level: lvl,
            success: _success,
            pages: placementScore.pagesAndpercents,
            start: init.pageStartTime,
            Vocabulary: _vocabulary,
            Grammar: _grammar,
            Meaning: _meaning,
            Listening: _listening,
            start: init.levelStartTime,
            end: _getTimezoneOffset(),
          };

          placementScore.levelsAndpercents.push(_percent);
          placementScore.pagesAndpercents = [];

          init.level++;
          init.i = 1;
          init.score = 0;
          init.maxScore = 0;

          init.meaning = 0;
          init.grammar = 0;
          init.vocabulary = 0;
          init.listening = 0;

          init.meaningCount = 0;
          init.grammarCount = 0;
          init.vocabularyCount = 0;
          init.listeningCount = 0;

          scormPageName = 'Page ' + init.level + '_1';
          scormState.pageName = scormPageName;
          cmd.gotoPage(scormPageName);

          init.pageStartTime = _getTimezoneOffset();
          init.levelStartTime = _getTimezoneOffset();
        } else {
          var lvl = getLevel(init.level, 'level');
          var _grammar = init.grammar / init.grammarCount;
          var _vocabulary = init.vocabulary / init.vocabularyCount;
          var _meaning = init.meaning / init.meaningCount;
          var _listening = init.listening / init.listeningCount;

          var _percent = {
            level: lvl,
            success: _success,
            pages: placementScore.pagesAndpercents,
            start: init.pageStartTime,
            Vocabulary: _vocabulary,
            Grammar: _grammar,
            Meaning: _meaning,
            Listening: _listening,
            start: init.levelStartTime,
            end: _getTimezoneOffset(),
          };
          init.meaning = 0;
          init.grammar = 0;
          init.vocabulary = 0;
          init.listening = 0;

          init.meaningCount = 0;
          init.grammarCount = 0;
          init.vocabularyCount = 0;
          init.listeningCount = 0;

          placementScore.levelsAndpercents.push(_percent);
          placementScore.pagesAndpercents = [];

          placementScore.currentPage = 'EndTest';
          scormPageName = 'EndTest';
          scormState.pageName = scormPageName;
          cmd.gotoPage(scormPageName);
          init.pageStartTime = _getTimezoneOffset();
          init.levelStartTime = _getTimezoneOffset();
        }
      }

      function endPage () {
        // var _success = Math.floor((init.score / init.maxScore) * 100);
        var _grammar = init.grammar / init.grammarCount;
        var _vocabulary = init.vocabulary / init.vocabularyCount;
        var _meaning = init.meaning / init.meaningCount;
        var _listening = init.listening / init.listeningCount;
        var _success = (_grammar + _vocabulary + _meaning + _listening) / 4;

        var _percent = {
          level: getLevel(init.level, 'level'),
          success: _success,
          pages: placementScore.pagesAndpercents,
          start: init.pageStartTime,
          Vocabulary: _vocabulary,
          Grammar: _grammar,
          Meaning: _meaning,
          Listening: _listening,
          end: _getTimezoneOffset(),
        };

        placementScore.levelsAndpercents.push(_percent);

        init.meaning = 0;
        init.grammar = 0;
        init.vocabulary = 0;
        init.listening = 0;

        init.meaningCount = 0;
        init.grammarCount = 0;
        init.vocabularyCount = 0;
        init.listeningCount = 0;

        placementScore.currentPage = 'EndTest';
        placementScore.pagesAndpercents = [];
        scormPageName = 'EndTest';
        scormPageName = 'EndTest';
        scormState.pageName = scormPageName;
        cmd.gotoPage(scormPageName);
        init.pageStartTime = _getTimezoneOffset();
      }

      function controls (pageType) {
        var pageScore = scoreService.getPageScoreById(pageId);
        var extPage = pageType == 'extra' ? true : false;
        init.score += pageScore.score;
        init.maxScore += pageScore.maxScore;
        var _pageSuccess = Math.floor(
          pageScore.score / pageScore.maxScore * 100
        );
        var lvl = getLevel(init.level, 'level');
        var queryType = getPageTypes(lvl, init.i, 'queryType');
        var goToExtPage = getPageTypes(lvl, init.i, 'ext');

        var _percentPage = {
          level: lvl,
          page: init.i,
          success: _pageSuccess,
          queryType: queryType,
          start: init.pageStartTime,
          end: _getTimezoneOffset(),
        };

        if (queryType == 'Vocabulary') {
          init.vocabularyCount++;
          init.vocabulary += _pageSuccess;
        } else if (queryType == 'Grammar') {
          init.grammarCount++;
          init.grammar += _pageSuccess;
        } else if (queryType == 'Meaning in Context') {
          init.meaningCount++;
          init.meaning += _pageSuccess;
        } else if (queryType == 'Listening') {
          init.listeningCount++;
          init.listening += _pageSuccess;
        }

        placementScore.pagesAndpercents.push(_percentPage);
        let scormPageName;
        if (init.level == init.endLevel && init.i == 12) {
          // Eğer son seviyenin son sayfasındaysak
          if (_pageSuccess <= 50) {
            // Sayfa başarısı %50 altındaysa
            if (!extPage && goToExtPage) {
              scormPageName = 'Page ' + init.level + '_' + init.i + ' Ext';
              scormState.pageName = scormPageName;
              cmd.gotoPage(scormPageName); // Ekstra sayfaya git
              init.pageStartTime = _getTimezoneOffset();
            } else {
              endPage();
            }
          } else {
            endPage();
          }
        } else if (init.page <= init.i) {
          if (_pageSuccess <= 50) {
            // Sayfa başarısı %50 altındaysa
            if (!extPage && goToExtPage) {
              scormPageName = 'Page ' + init.level + '_' + init.i + ' Ext';
              scormState.pageName = scormPageName;
              cmd.gotoPage(scormPageName);
              init.pageStartTime = _getTimezoneOffset();
            } else {
              lastPageScore();
            }
          } else {
            lastPageScore();
          }
        } else {
          // Seviyenin son sayfasındaysak
          var _pageSuccess = Math.floor(
            pageScore.score / pageScore.maxScore * 100
          );
          if (_pageSuccess <= 50 && !extPage && goToExtPage) {
            scormPageName = 'Page ' + init.level + '_' + init.i + ' Ext';
            scormState.pageName = scormPageName;
            cmd.gotoPage(scormPageName);
            init.pageStartTime = _getTimezoneOffset();
          } else {
            /*if(init.breakPage == init.i && (extPage || !goToExtPage)){*/
            if (init.breakPage == init.i) {
              var _success = Math.floor(init.score / init.maxScore * 100);
              var _levelSuccess = getLevel(init.level, 'score');
              if (_success < _levelSuccess) {
                lastPageScore();
              } else {
                init.i++;
                scormPageName = 'Page ' + init.level + '_' + init.i;
                scormState.pageName = scormPageName;
                cmd.gotoPage(scormPageName);
                init.pageStartTime = _getTimezoneOffset();
              }
            } else {
              init.i++;
              scormPageName = 'Page ' + init.level + '_' + init.i;
              scormState.pageName = scormPageName;
              cmd.gotoPage(scormPageName);
              init.pageStartTime = _getTimezoneOffset();
            }
          }
        }
        //* Sayfa geçişinden sonra aldığın placementScore ve init objesini api ye gönder
        scormState.initArray = init;
        scormState.placementScore = placementScore;
        if (placementScore.currentPage == 'EndTest') {
          var data = {
            username: $("#login-username").val(),
            placementScore: placementScore.levelsAndpercents,
          }
          fetch('https://report-placement-api.appspot.com/api/student/setQuiz', {
            method: 'POST', // or 'PUT'
            headers: {
                'Content-Type': 'application/json',
            },
            body: JSON.stringify(data),
          }).then(res => res.json())
          .then(data => {
              console.log('data', data);
          }).catch(err => {
              console.log('err', err);
          });
          setPlacementScore(placementScore.levelsAndpercents);
          // $('.submit-box').show();
        }
      }
    });
    loadControl = true;
  });
});