/*
* Copyright (c) 2013, 2020, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.  Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/

var moduleSearchIndex;
var packageSearchIndex;
var typeSearchIndex;
var memberSearchIndex;
var tagSearchIndex;
function loadScripts(doc, tag) {
   createElem(doc, tag, 'search.js');

   createElem(doc, tag, 'module-search-index.js');
   createElem(doc, tag, 'package-search-index.js');
   createElem(doc, tag, 'type-search-index.js');
   createElem(doc, tag, 'member-search-index.js');
   createElem(doc, tag, 'tag-search-index.js');
}

function createElem(doc, tag, path) {
   var script = doc.createElement(tag);
   var scriptElement = doc.getElementsByTagName(tag)[0];
   script.src = pathtoroot + path;
   scriptElement.parentNode.insertBefore(script, scriptElement);
}

function show(tableId, selected, columns) {
   if (tableId !== selected) {
       document.querySelectorAll('div.' + tableId + ':not(.' + selected + ')')
           .forEach(function(elem) {
               elem.style.display = 'none';
           });
   }
   document.querySelectorAll('div.' + selected)
       .forEach(function(elem, index) {
           elem.style.display = '';
           var isEvenRow = index % (columns * 2) < columns;
           elem.classList.remove(isEvenRow ? oddRowColor : evenRowColor);
           elem.classList.add(isEvenRow ? evenRowColor : oddRowColor);
       });
   updateTabs(tableId, selected);
}

function updateTabs(tableId, selected) {
   document.querySelector('div#' + tableId +' .summary-table')
       .setAttribute('aria-labelledby', selected);
   document.querySelectorAll('button[id^="' + tableId + '"]')
       .forEach(function(tab, index) {
           if (selected === tab.id || (tableId === selected && index === 0)) {
               tab.className = activeTableTab;
               tab.setAttribute('aria-selected', true);
               tab.setAttribute('tabindex',0);
           } else {
               tab.className = tableTab;
               tab.setAttribute('aria-selected', false);
               tab.setAttribute('tabindex',-1);
           }
       });
}

function switchTab(e) {
   var selected = document.querySelector('[aria-selected=true]');
   if (selected) {
       if ((e.keyCode === 37 || e.keyCode === 38) && selected.previousSibling) {
           // left or up arrow key pressed: move focus to previous tab
           selected.previousSibling.click();
           selected.previousSibling.focus();
           e.preventDefault();
       } else if ((e.keyCode === 39 || e.keyCode === 40) && selected.nextSibling) {
           // right or down arrow key pressed: move focus to next tab
           selected.nextSibling.click();
           selected.nextSibling.focus();
           e.preventDefault();
       }
   }
}

var updateSearchResults = function() {};

function indexFilesLoaded() {
   return moduleSearchIndex
       && packageSearchIndex
       && typeSearchIndex
       && memberSearchIndex
       && tagSearchIndex;
}

// Workaround for scroll position not being included in browser history (8249133)
document.addEventListener("DOMContentLoaded", function(e) {
   var contentDiv = document.querySelector("div.flex-content");
   window.addEventListener("popstate", function(e) {
       if (e.state !== null) {
           contentDiv.scrollTop = e.state;
       }
   });
   window.addEventListener("hashchange", function(e) {
       history.replaceState(contentDiv.scrollTop, document.title);
   });
   contentDiv.addEventListener("scroll", function(e) {
       var timeoutID;
       if (!timeoutID) {
           timeoutID = setTimeout(function() {
               history.replaceState(contentDiv.scrollTop, document.title);
               timeoutID = null;
           }, 100);
       }
   });
   if (!location.hash) {
       history.replaceState(contentDiv.scrollTop, document.title);
   }
});