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filteringContext = {
dependencies: {},
restrictedDependencies: [],
activeFilters: []
}
window.addEventListener('load', () => {
document.querySelectorAll("div[data-platform-hinted]")
.forEach(elem => elem.addEventListener('click', (event) => togglePlatformDependent(event,elem)))
document.querySelectorAll("div[tabs-section]")
.forEach(elem => elem.addEventListener('click', (event) => toggleSectionsEventHandler(event)))
const filterSection = document.getElementById('filter-section')
if (filterSection) {
filterSection.addEventListener('click', (event) => filterButtonHandler(event))
initializeFiltering()
}
initTabs()
handleAnchor()
})
function handleAnchor() {
let searchForTab = function(element) {
if(element && element.hasAttribute) {
if(element.hasAttribute("data-togglable")) return element;
else return searchForTab(element.parentNode)
} else return null
}
let anchor = window.location.hash
if (anchor != "") {
anchor = anchor.substring(1)
let element = document.querySelector('a[data-name="' + anchor+'"]')
if (element) {
let tab = searchForTab(element)
if (tab) {
let found = document.querySelector('.tabs-section > .section-tab[data-togglable="' + tab.getAttribute("data-togglable") + '"]')
toggleSections(tab)
element.scrollIntoView({behavior: "smooth"})
}
}
}
}
function initTabs(){
document.querySelectorAll("div[tabs-section]")
.forEach(element => {
showCorrespondingTabBody(element)
element.addEventListener('click', (event) => toggleSectionsEventHandler(event))
})
let cached = localStorage.getItem("active-tab")
if (cached) {
let parsed = JSON.parse(cached)
let tab = document.querySelector('div[tabs-section] > button[data-togglable="' + parsed + '"]')
if(tab) {
toggleSections(tab)
}
}
}
function showCorrespondingTabBody(element){
const key = element.querySelector("button[data-active]").getAttribute("data-togglable")
document.querySelector(".tabs-section-body")
.querySelector("div[data-togglable='" + key + "']")
.setAttribute("data-active", "")
}
function filterButtonHandler(event) {
if(event.target.tagName == "BUTTON" && event.target.hasAttribute("data-filter")) {
let sourceset = event.target.getAttribute("data-filter")
if(filteringContext.activeFilters.indexOf(sourceset) != -1) {
filterSourceset(sourceset)
} else {
unfilterSourceset(sourceset)
}
}
}
function initializeFiltering() {
filteringContext.dependencies = JSON.parse(sourceset_dependencies)
document.querySelectorAll("#filter-section > button")
.forEach(p => filteringContext.restrictedDependencies.push(p.getAttribute("data-filter")))
Object.keys(filteringContext.dependencies).forEach(p => {
filteringContext.dependencies[p] = filteringContext.dependencies[p]
.filter(q => -1 !== filteringContext.restrictedDependencies.indexOf(q))
})
let cached = window.localStorage.getItem('inactive-filters')
if (cached) {
let parsed = JSON.parse(cached)
filteringContext.activeFilters = filteringContext.restrictedDependencies
.filter(q => parsed.indexOf(q) == -1 )
} else {
filteringContext.activeFilters = filteringContext.restrictedDependencies
}
refreshFiltering()
}
function filterSourceset(sourceset) {
filteringContext.activeFilters = filteringContext.activeFilters.filter(p => p != sourceset)
refreshFiltering()
addSourcesetFilterToCache(sourceset)
}
function unfilterSourceset(sourceset) {
if(filteringContext.activeFilters.length == 0) {
filteringContext.activeFilters = filteringContext.dependencies[sourceset].concat([sourceset])
refreshFiltering()
filteringContext.dependencies[sourceset].concat([sourceset]).forEach(p => removeSourcesetFilterFromCache(p))
} else {
filteringContext.activeFilters.push(sourceset)
refreshFiltering()
removeSourcesetFilterFromCache(sourceset)
}
}
function addSourcesetFilterToCache(sourceset) {
let cached = localStorage.getItem('inactive-filters')
if (cached) {
let parsed = JSON.parse(cached)
localStorage.setItem('inactive-filters', JSON.stringify(parsed.concat([sourceset])))
} else {
localStorage.setItem('inactive-filters', JSON.stringify([sourceset]))
}
}
function removeSourcesetFilterFromCache(sourceset) {
let cached = localStorage.getItem('inactive-filters')
if (cached) {
let parsed = JSON.parse(cached)
localStorage.setItem('inactive-filters', JSON.stringify(parsed.filter(p => p != sourceset)))
}
}
function toggleSections(target) {
localStorage.setItem('active-tab', JSON.stringify(target.getAttribute("data-togglable")))
const activateTabs = (containerClass) => {
for(const element of document.getElementsByClassName(containerClass)){
for(const child of element.children){
if(child.getAttribute("data-togglable") === target.getAttribute("data-togglable")){
child.setAttribute("data-active", "")
} else {
child.removeAttribute("data-active")
}
}
}
}
activateTabs("tabs-section")
activateTabs("tabs-section-body")
}
function toggleSectionsEventHandler(evt){
if(!evt.target.getAttribute("data-togglable")) return
toggleSections(evt.target)
}
function togglePlatformDependent(e, container) {
let target = e.target
if (target.tagName != 'BUTTON') return;
let index = target.getAttribute('data-toggle')
for(let child of container.children){
if(child.hasAttribute('data-toggle-list')){
for(let bm of child.children){
if(bm == target){
bm.setAttribute('data-active',"")
} else if(bm != target) {
bm.removeAttribute('data-active')
}
}
}
else if(child.getAttribute('data-togglable') == index) {
child.setAttribute('data-active',"")
}
else {
child.removeAttribute('data-active')
}
}
}
function refreshFiltering() {
let sourcesetList = filteringContext.activeFilters
document.querySelectorAll("[data-filterable-set]")
.forEach(
elem => {
let platformList = elem.getAttribute("data-filterable-set").split(' ').filter(v => -1 !== sourcesetList.indexOf(v))
elem.setAttribute("data-filterable-current", platformList.join(' '))
}
)
refreshFilterButtons()
refreshPlatformTabs()
}
function refreshPlatformTabs() {
document.querySelectorAll(".platform-hinted > .platform-bookmarks-row").forEach(
p => {
let active = false;
let firstAvailable = null
p.childNodes.forEach(
element => {
if(element.getAttribute("data-filterable-current") != ''){
if( firstAvailable == null) {
firstAvailable = element
}
if(element.hasAttribute("data-active")) {
active = true;
}
}
}
)
if( active == false && firstAvailable) {
firstAvailable.click()
}
}
)
}
function refreshFilterButtons() {
document.querySelectorAll("#filter-section > button")
.forEach(f => {
if(filteringContext.activeFilters.indexOf(f.getAttribute("data-filter")) != -1){
f.setAttribute("data-active","")
} else {
f.removeAttribute("data-active")
}
})
}
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