Team:SDU-Denmark/core/scripts

function isInt(n) {

   return (n + "").match(/^\d+$/);

}

function GetParentIndexForTour() {

   //return 0; //disabled for now ;)
   var url = window.location.pathname;
   var tourIndex = url.toLowerCase().indexOf('tour');
   if (tourIndex > 0) {
       if (isInt(url.charAt(tourIndex + 4))) {
           return url.charAt(tourIndex + 4);
       }
   }
   return 0;

} function GetChildIndexForTour() {

   6
   var url = window.location.pathname;
   var tourIndex = url.toLowerCase().indexOf('tour');
   if (tourIndex > 0) {
       if (isInt(url.charAt(tourIndex + 5))) {
           return url.charAt(tourIndex + 5);
       }
   }
   return 0;

}

function IsTourSite() {

   return GetParentIndexForTour() > 0;

}

function handleStickyTopBar() {

   var viewportHeight = $(window).height();
   var totalPageHeight = $(document).height();
   if (totalPageHeight > viewportHeight) {
       $(".MainLayout").css("margin-bottom", "100px");
   }
   else {
       $(".MainLayout").css("margin-bottom", "0");
   }

   var window_top = $(window).scrollTop();
   var div_top = $('#sticky-anchor').offset().top;
   if (window_top > div_top) {
       $('.top').addClass('stick');
       $('.tourBoundingBox').addClass('stick2');
       if (IsTourSite()) {
           $(".topMargin").css("margin-top", "179px");
       }
       else {
           $(".topMargin").css("margin-top", "113px");
       }
   } else {
       $('.top').removeClass('stick');
       $('.tourBoundingBox').removeClass('stick2');

       $(".topMargin").css("margin-top", "25px");
   }

} function enableMenuDropdown() {

   $('#btnMenu, .menuPopup, #btnMenu2').hover(
       function () {
           $('.menuPopup').show();
       },
       function () {
           $('.menuPopup').hide();
       }
   );

} function styleIGEMTopMenu() {

   $('.left-menu').children().first().children().last().css('color', );
   $('.left-menu').children().first().children().last().css('font-size', '10px');
   $('#menubar').bind("mouseover", function () {
       $(this).css("background", "transparent");
       $('#menubar').css("background", "transparent");
   });

}

function hideTestElementsOnLiveSite() {

   var pathname = window.location.pathname;
   if (pathname.toLowerCase().indexOf('test') < 0) {
       $('.testing').hide();
   }

}

function HandleSelectedTourItems(allItems, selectedIndex, isClosed) {

   for (var i = 0; i < allItems.length; i++) {
       var currentSelected = allItems.eq(i);
       if (i < selectedIndex) {
           if (i == selectedIndex - 1 && isClosed) {
               currentSelected.addClass('itemLastSelected');
               currentSelected.children('.tourItemLabel').first().addClass('tourItemLabelSelected');
           }
           else {
               currentSelected.addClass('itemSelected');
               currentSelected.removeClass('tourItemLabelSelected');
           }
       }
       else {
           currentSelected.removeClass('itemLastSelected');
           currentSelected.removeClass('itemSelected');
           currentSelected.removeClass('tourItemLabelSelected');
       }
   }

}

function ToggleTourMenu() {

   var parentIndex = GetParentIndexForTour();
   var childIndex = GetChildIndexForTour();

   // Not a tour-site
   if (parentIndex == 0) {
       $('.tourBoundingBoxInner').hide();
       $('.tourBoundingBoxInner').css('position', 'fixed');
       return;
   }

   // Show/Hide expand boxes
   var expandBoxes = $('.tourBoundingBoxInner').children('.expandedTour');
   for (var i = 0; i < expandBoxes.length; i++) {
       if (i == parentIndex - 1) {
           expandBoxes.eq(i).show();
       }
       else {
           expandBoxes.eq(i).hide();
       }
   }

   // Handle parent items
   var parents = $('.tourBoundingBoxInner').children('.parentTourItem');
   HandleSelectedTourItems(parents, parentIndex, childIndex == 0);

   var selectedExpandBox = expandBoxes.eq(parentIndex - 1);
   var selectedInnerExpandBox = selectedExpandBox.children('.expandedTourInner').first();
   // Handle bend color
   if (childIndex > 0) {
       selectedExpandBox.children().first().addClass('tourBendLeftSelected');
       HandleSelectedTourItems(selectedInnerExpandBox.children('.parentTourItem'), childIndex, true);
   }
   else {
       selectedExpandBox.children().first().removeClass('tourBendLeftSelected');
   }

   // Calculate Inner expandbox' width
   var tourBoxElement = $('.tourBoundingBoxInner');
   var spaceLeftForInnerExpand = tourBoxElement.innerWidth() - tourBoxElement.children().first().outerWidth(true) - tourBoxElement.children().last().outerWidth(true) - 2;
   spaceLeftForInnerExpand -= parseInt(tourBoxElement.css('padding-left'));
   spaceLeftForInnerExpand -= parseInt(tourBoxElement.css('padding-right'));
   spaceLeftForInnerExpand -= selectedExpandBox.children().first().outerWidth(true);  //bendStart
   spaceLeftForInnerExpand -= selectedExpandBox.children().last().outerWidth(true);  //bendEnd
   tourBoxElement.children('.parentTourItem').each(function (index) {
       spaceLeftForInnerExpand -= $(this).outerWidth(true);
   });
   selectedInnerExpandBox.width(spaceLeftForInnerExpand);

   // Calculate width of children
   var childrens = selectedInnerExpandBox.children('.parentTourItem');
   var childrensTotalWidth = 0;
   for (var i = 0; i < childrens.length; i++) {
       childrensTotalWidth = childrensTotalWidth + childrens.eq(i).outerWidth();
   }
   var remainingSpaceToFill = selectedInnerExpandBox.innerWidth() - childrensTotalWidth - 1;  // -1 fixes IE
   var childrenHMargin = remainingSpaceToFill / childrens.length / 2;
   // Ensures enough room for all paddings. If not enough room, all items will try to be centered.
   if (childrenHMargin > childrens.length * 2) {
       childrens.each(function () {
           $(this).css('padding-left', childrenHMargin);
           $(this).css('padding-right', childrenHMargin);
       });
   }
   else if (remainingSpaceToFill > 2) {
       childrens.first().css('padding-left', remainingSpaceToFill / 2);
       childrens.last().css('padding-right', remainingSpaceToFill / 2);
   }

   // Add links for all items
   $('.tourBoundingBoxInner').children('.parentTourItem').each(function (index) {
       $(this).children().first().attr('href', "Tour" + (index + 1) + "0");
   });
   $('.tourBoundingBoxInner').children('.expandedTour').each(function (indexP) {
       $(this).children('.expandedTourInner').first().children('.parentTourItem').each(function (indexC) {
           $(this).children().first().attr('href', "https://2015.igem.org/Team:SDU-Denmark/Tour" + (indexP + 1) + (indexC + 1));
       });
   });

}

function getTourTotalParents() {

   return $('.tourBoundingBoxInner').children('.parentTourItem').length;

}

function getCurrentTourParentsChildren(parentIndex) {

   var expandBoxes = $('.tourBoundingBoxInner').children('.expandedTour');
   var selectedExpandBox = expandBoxes.eq(parentIndex - 1);
   var selectedInnerExpandBox = selectedExpandBox.children('.expandedTourInner').first();
   return selectedInnerExpandBox.children('.parentTourItem');

}

function handleMenuUnderline() {

   var pathname = window.location.pathname.toLowerCase();
   if (IsTourSite()) {
       $('#btnTour').addClass('SelectedMenuButton');
   }
   else if (pathname == '/team:sdu-denmark' || pathname == '/team:sdu-denmark/') {
       $('#btnWelcome').addClass('SelectedMenuButton');
   }
   else {
       $('#btnMenu').addClass('SelectedMenuButton');
   }

}

function ShowFooterButton(sourceElement, targetElementName) {

   $(targetElementName).children('.footerBtnHeader').first().text(sourceElement.text());
   $(targetElementName).children('.footerBtnText').first().text(sourceElement.attr("title"));
   var link = sourceElement.attr('href');
   $(targetElementName).attr('href', link);
   $(targetElementName).hover(
   function () {
       sourceElement.addClass("tourItemLabelIndicator");
   }, function () {
       sourceElement.removeClass("tourItemLabelIndicator");
   }
   );
   $(targetElementName).show();
   return link;

}

function EnableNextArrowKeyNavigation(nextLink) {

   if (nextLink != ) {
       $(document).keydown(function (e) {
           if (e.keyCode == 39) {
               window.location.href = nextLink;
               return false;
           }
       });
   }

} function handleTourFooterButtons() {

   var parentIndex = GetParentIndexForTour();

   if (parentIndex > 0) {

       var haveNextParent = parentIndex < getTourTotalParents();
       var currentChildIndex = GetChildIndexForTour();
       var currentParentsChildren = getCurrentTourParentsChildren(parentIndex);
       var currentParentsChild = currentParentsChildren.length;
       var haveNextChild = currentParentsChild > 0 && currentChildIndex < currentParentsChild;
       var href = ;
       // Show "NEXT PARENT"-button if there is any parents left
       if (haveNextParent) {
           var nextParentElement = $('.tourBoundingBoxInner').children('.parentTourItem').eq(parentIndex).children('.tourItemLabel').first();
           if (haveNextChild) {
               href = ShowFooterButton(nextParentElement, '#btnFastForward');
           }
           else {
               href = ShowFooterButton(nextParentElement, '#btnNextChapter');
           }
       }
       else {
           if (haveNextChild) {
               var lastChild = currentParentsChildren.last().children('.tourItemLabel').first();
               href = ShowFooterButton(lastChild, '#btnFastForward');
           }
       }

       // Show "NEXT CHILD"-button if there is any children left
       if (haveNextChild) {

           var nextChildElement = currentParentsChildren.eq(currentChildIndex).children('.tourItemLabel').first();
           href = ShowFooterButton(nextChildElement, '#btnDigDeeper');
       }

       if (!haveNextParent && !haveNextChild) {
           $('#btnTheEnd').show();
       }

       // Enable left arrow key to navigate back
       $(document).keydown(function (e) {
           if (e.keyCode == 37) {
               history.back();
               return false;
           }
       });
       // Enable Right arrow key to navigate to next page
       EnableNextArrowKeyNavigation(href);
   }
   else {
       $('#btnStartTour').show();
       EnableNextArrowKeyNavigation($('#btnStartTour').attr('href'));
   }

}

function enableTooltipAndSource() {

   $(".sourceReference").tooltip({ effect: 'slide', position: "top right", offset: [-25, -270] })
     .dynamic({ right: { position: "top right", offset: [-25, 50] } });
   $(".tooltipLink").tooltip({ effect: 'slide', position: "top left", offset: [-25, 270] })
     .dynamic({ left: { position: "top right", offset: [-25, 270] } });

} function enableImagesAndDialogs() {

   $("a.popupImg, a.galleryImg").fancybox({
       openEffect: 'elastic',
       closeEffect: 'elastic',
       openEasing: 'easeOutBack',
       closeEasing: 'easeInBack',
       closeClick: true,
       helpers: {
           title: {
               type: 'inside'
           },
           overlay: {
               locked: false
           }
       }
   });
   $("a.dialogLink").fancybox({
       type: 'iframe',
       margin: 20,
       width: '85%',
       height: '95%',
       scrolling: 'yes',
       helpers: {
           overlay: {
               locked: false
           }
       },
       iframe: {
           scrolling: 'auto',
           preload: false
       }
   });

}

function enableAccordions() {

   $(".accordion").tabs(".accordion div.pane",
   { tabs: '.accordionTitel', effect: 'slide', initialIndex: null }
 );

}

$(document).ready(function () {

   styleIGEMTopMenu();
   $(window).scroll(handleStickyTopBar);
   enableMenuDropdown();

   ToggleTourMenu();
   hideTestElementsOnLiveSite();
   handleMenuUnderline();
   handleTourFooterButtons();
   enableTooltipAndSource();
   enableImagesAndDialogs();
   enableAccordions();

});