602 lines
No EOL
16 KiB
JavaScript
602 lines
No EOL
16 KiB
JavaScript
'use strict';
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let DB = null;
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function initDB(obj){
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DB = obj;
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Object.defineProperty(DB,"query",{value:function (q,list){
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let nlist = [];
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for(let key of list || this.keys){
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if(this[key].includes(q)){
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nlist.push(key)
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}
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}
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return nlist
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}});
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Object.defineProperty(DB,"keys",{value:(Object.keys(DB).sort())});
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Object.defineProperty(DB,"getTagsForFile",{value:function(name){return this[name]}});
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return true
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}
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function fetchWithType(url){
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return new Promise((resolve,reject)=>{
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const ext = url.substring(url.lastIndexOf(".")+1);
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let expected = (ext === "json") ? "application/json" : (ext === "css") ? "text/css" : null;
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if(!expected){
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reject("unsupported file extension");
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}
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fetch(url)
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.then(response =>{
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const contentType = response.headers.get('content-type');
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if (!contentType || !contentType.includes(expected)) {
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reject(`Oops, we got ${contentType} but expected ${expected}`);
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}
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if(ext === "json"){
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response.json()
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.then(resolve)
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}else{
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response.text()
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.then(resolve)
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}
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},except => reject(except))
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});
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}
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let currentCategory = new (function(){
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let currentPrimaryNode = null;
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let currentSecondaryNode = null;
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// TODO make filenames store ONLY the top level fileNames
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//
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let currentTopLevelFileNames = null;
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this.set = function(t,secondary){
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if(secondary){
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currentSecondaryNode && currentSecondaryNode.classList.remove("currentCategory");
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currentSecondaryNode = t;
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currentSecondaryNode.classList.add("currentCategory");
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}else{
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currentPrimaryNode && currentPrimaryNode.classList.remove("currentCategory");
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currentPrimaryNode = t;
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currentPrimaryNode.classList.add("currentCategory");
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currentSecondaryNode && currentSecondaryNode.classList.remove("currentCategory");
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currentSecondaryNode = null;
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}
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if(!secondary){
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currentTopLevelFileNames = DB.query(t.textContent);
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}
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};
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this.getFileNames = function(node,secondary){
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if(secondary){
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return DB.query(node.textContent,currentTopLevelFileNames)
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}
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return currentTopLevelFileNames
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}
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return this
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})()
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function getText(node){
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return `${node.textContent}.css`
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}
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function getSecondaryCategories(list){
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let a = [];
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for (let file of list){
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a.push(DB.getTagsForFile(file));
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}
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a = a.flat();
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a.sort();
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let ret = [];
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let i = 0;
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ret[0] = a[0];
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for(let f of a){
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if(ret[i] != f){
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ret[++i] = f
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}
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}
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return ret
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}
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function clearCodeBlock(){
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const pre = document.getElementById("previewBox");
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for(let el of Array.from(pre.childNodes)){
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pre.removeChild(el)
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}
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return
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}
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function showMatchingTargets(fileNames){
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let bonus = 0;
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for(let c of Array.from(document.querySelectorAll(".target"))){
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if(fileNames.includes(getText(c))){
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c.classList.remove("hidden")
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}else{
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if(c.classList.contains("selected")){
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bonus++
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}else{
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c.classList.add("hidden");
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}
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}
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//fileNames.includes(getText(c)) ? c.classList.remove("hidden") : c.classList.add("hidden");
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}
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document.getElementById("targets").setAttribute("style",`--grid-rows:${Math.ceil(fileNames.length/3)}`)
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}
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function onCategoryClicked(categoryNode,isSecondary = false){
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//clearCodeBlock();
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currentCategory.set(categoryNode,isSecondary);
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let secondaryCategoriesNode = document.querySelector("#secondaryCategories");
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let fileNames = currentCategory.getFileNames(categoryNode,isSecondary);
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if(!isSecondary){
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if(fileNames.length > 9){
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let matchingSecondaries = getSecondaryCategories(fileNames);
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for(let child of Array.from(secondaryCategoriesNode.children)){
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matchingSecondaries.includes(child.textContent) ? child.classList.remove("hidden") : child.classList.add("hidden")
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}
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document.getElementById("categories").classList.add("blurred");
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}else{
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document.getElementById("categories").classList.remove("blurred");
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}
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}
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showMatchingTargets(fileNames);
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return
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}
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async function onTargetClicked(target,append = false){
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const codeBlock = document.querySelector("pre");
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const text = typeof target === "string"
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? target
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: getText(target);
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fetchWithType(`chrome/${text}`)
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//.then(text => (codeBlock.textContent = text))
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.then(text => Highlighter.parse(codeBlock,text,append))
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.catch(e => console.log(e))
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}
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function onSomeClicked(e){
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let cl = e.target.parentNode.id;
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switch(cl){
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case "categories":
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onCategoryClicked(e.target);
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break;
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case "secondaryCategories":
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onCategoryClicked(e.target,true/* isSecondary */);
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break;
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case "targets":
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if(!e.target.classList.contains("selected")){
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if(e.ctrlKey && selectedTarget.getIt()){
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selectedTarget.add(e.target);
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onTargetClicked(e.target,true);
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}else{
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selectedTarget.set(e.target);
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onTargetClicked(e.target);
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}
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}
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break;
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default:
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break;
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}
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}
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const selectedTarget = new(function(){
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const selected = new Set();
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this.set = (el) => {
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this.clear();
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el.classList.add("selected");
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selected.add(el);
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}
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this.getIt = () =>{ return selected.values().next().value };
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this.add = (el) => {
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selected.add(el);
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el.classList.add("selected");
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};
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this.deselect = (el) => {
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el.classList.remove("selected");
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return selected.delete(el)
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};
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this.clear = () => {
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selected.forEach(el=>el.classList.remove("selected"));
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selected.clear();
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return true
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}
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})();
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function createCategories(){
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const CAT_PARENT = document.getElementById("categories");
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const CAT_SECOND = document.getElementById("secondaryCategories");
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CAT_PARENT.addEventListener("click",onSomeClicked,{passive:true});
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CAT_SECOND.addEventListener("click",onSomeClicked,{passive:true});
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const TAR_PARENT = document.getElementById("targets");
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TAR_PARENT.addEventListener("click",onSomeClicked,{passive:true});
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const createNode = function(name,type){
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let node = document.createElement("div");
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node.classList.add(type);
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if(type === "target"){
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let link = node.appendChild(document.createElement("a"));
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node.classList.add("hidden");
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link.href = `https://github.com/MrOtherGuy/firefox-csshacks/tree/master/chrome/${name}`;
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link.title = "See on Github";
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link.target = "_blank";
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const content = name.substring(0,name.lastIndexOf("."));
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node.append(content);
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node.setAttribute("title",content);
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}else{
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node.textContent = name.name;
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name.value > 0 && node.setAttribute("data-value",name.value);
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}
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return node;
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}
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const createCategory = name => createNode(name,"category");
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const createTarget = name => createNode(name,"target");
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const CAT_NAMES = (function(){
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let list = [];
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for(let key of Object.keys(DB)){
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TAR_PARENT.appendChild(createNode(key,"target"));
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let things = DB[key];
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for(let t of things){
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list.push(t)
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}
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}
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list.sort();
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let ret = [];
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let ns = [0];
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ret[0] = list[0];
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let i = 0;
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for(let item of list){
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if(ret[i]!=item){
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ret[++i]=item;
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ns[i]=0;
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}else{
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ns[i] += (item === "legacy" ? -1 : 1);
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}
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}
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let map = ret.map((a,i)=>({name:a,value:ns[i]+1}))
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return map
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//return map.sort((a,b)=>(a.value > b.value?-1:a.value < b.value ? 1:0))
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})();
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for(let cat of CAT_NAMES){
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// CAT_PARENT.appendChild(createCategory(cat.name))
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CAT_PARENT.appendChild(createNode(cat,"category"));
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CAT_SECOND.appendChild(createNode(cat,"category"));
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}
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}
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const Highlighter = new(function(){
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const state = new (function(){
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let current = 0;
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let previous = 0;
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this.now = ()=>current;
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this.previous = ()=>previous;
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this.set = function(a){ previous = current; current = a; return}
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})();
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let pointer = 0;
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let token = "";
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const selectorToClassMap = new Map([
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[":","pseudo"],
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["#","id"],
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[".","class"],
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["[","attribute"]]);
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this.parse = function(targetNode,text,appendMode){
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!appendMode && clearCodeBlock();
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let node = appendMode ? targetNode.firstChild : document.createElement("div");
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function createNewRuleset(){
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let ruleset = document.createElement("span");
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ruleset.className = "ruleset";
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node.appendChild(ruleset);
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return ruleset
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}
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let rulesetUnderConstruction = createNewRuleset();
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function createElementFromToken(type,c){
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if(token.length === 0 && !c){
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return
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}
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let n = document.createElement("span");
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switch(type){
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case "selector":
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// This isn't exactly correct, but it works because parser treats \r\n sequences that follow a closed comment as "selector"
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rulesetUnderConstruction = createNewRuleset();
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let parts = token.split(/([\.#:\[]\w[\w-_"'=\]]*|\s\w[\w-_"'=\]]*)/);
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for(let part of parts){
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if(part.length === 0){
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continue
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}
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let c = part[0];
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switch (c){
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case ":":
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case "#":
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case "[":
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case ".":
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let p = n.appendChild(document.createElement("span"));
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p.className = selectorToClassMap.get(c);
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p.textContent = part;
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break;
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default:
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n.append(part);
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}
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}
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break
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case "comment":
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let linksToFile = token.match(/[\w-\.]+\.css/g);
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if(linksToFile && linksToFile.length){
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let linkIdx = 0;
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let fromIdx = 0;
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while(linkIdx < linksToFile.length){
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let part = linksToFile[linkIdx++];
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let idx = token.indexOf(part);
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n.append(token.substring(fromIdx,idx));
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let link = document.createElement("a");
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link.textContent = part;
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link.href = `https://github.com/MrOtherGuy/firefox-csshacks/tree/master/chrome/${part}`;
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link.target = "_blank";
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n.appendChild(link);
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fromIdx = idx + part.length;
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}
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n.append(token.substring(fromIdx));
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}else{
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n.textContent = c || token;
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}
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break;
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case "value":
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let startImportant = token.indexOf("!");
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if(startImportant === -1){
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n.textContent = c || token;
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}else{
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n.textContent = token.substr(0,startImportant);
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let importantTag = document.createElement("span");
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importantTag.className = "important-tag";
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importantTag.textContent = "!important";
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n.appendChild(importantTag);
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if(token.length > (9 + startImportant)){
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n.append(";")
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}
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}
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break;
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case "function":
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n.textContent = c || token.slice(0,-1);
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break
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default:
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n.textContent = c || token;
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}
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n.className = (`token ${type}`);
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token = "";
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rulesetUnderConstruction.appendChild(n);
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return
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}
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let c;
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let functionValueLevel = 0;
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let curly = false;
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while(pointer < text.length){
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c = text[pointer];
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const currentState = state.now();
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curly = currentState != 2 && (c === "{" || c === "}");
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if(!curly){
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token+=c;
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}
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switch(currentState){
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case 0:
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switch(c){
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case "/":
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if(text[pointer+1] === "*"){
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state.set(2);
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if(token.length > 1){
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token = token.slice(0,-1);
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createElementFromToken("selector");
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token += "/"
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}
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}
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break;
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case "{":
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state.set(3);
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createElementFromToken("selector");
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break;
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case "}":
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createElementFromToken("text");
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break;
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case "@":
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state.set(5);
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}
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break;
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case 2:
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switch(c){
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case "*":
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if(text[pointer+1] === "/"){
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token += "/";
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pointer++;
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state.set(state.previous());
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createElementFromToken("comment");
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}
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}
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break;
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case 3:
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switch(c){
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case "/":
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if(text[pointer+1] === "*"){
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state.set(2);
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}
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break;
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case ":":
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createElementFromToken("property");
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state.set(4);
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break;
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case "}":
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createElementFromToken("text");
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state.set(0);
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}
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break;
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case 4:
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switch(c){
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case ";":
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createElementFromToken("value");
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state.set(3);
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break;
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case "}":
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createElementFromToken("value");
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state.set(0);
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break;
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case "(":
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createElementFromToken("value");
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functionValueLevel++;
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state.set(7);
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}
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break;
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case 5:
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switch(c){
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case " ":
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createElementFromToken("atrule");
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state.set(6);
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}
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break;
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case 6:
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switch(c){
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case ";":
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case "{":
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createElementFromToken("atvalue");
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state.set(0);
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}
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break
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case 7:
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switch(c){
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case ")":
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functionValueLevel--;
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if(functionValueLevel === 0){
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createElementFromToken("function");
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token = ")";
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state.set(4);
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}
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break;
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case "}":
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functionValueLevel = 0;
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state.set(0)
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}
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default:
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false
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}
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curly && createElementFromToken("curly",c);
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pointer++
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}
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createElementFromToken("text");
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token = "";
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state.set(0);
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pointer = 0;
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targetNode.appendChild(node);
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return
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}
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return this
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})();
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async function handleSearchQuery(){
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let params = (new URL(document.location)).searchParams;
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let param = params.get("tag");
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if(param){
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let cats = document.querySelectorAll("#categories > .category");
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for(let cat of cats){
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if(cat.textContent === param){
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onCategoryClicked(cat);
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return
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}
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}
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return
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}
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param = params.get("file");
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if(param){
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let files = param.split(",").filter(a => DB.keys.includes(a));
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if(files.length === 0 ){
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return
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}
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const codeBlock = document.querySelector("pre");
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const promises = files.map(file=>fetchWithType(`chrome/${file}`).catch(e=>""));
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Promise.all(promises)
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.then(responses => {
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showMatchingTargets(files);
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Highlighter.parse(codeBlock,responses.join("\n\n/*************************************/\n\n"))
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});
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}
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}
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function showUI(){
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document.getElementById("placeholder").remove();
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document.getElementById("ui").classList.remove("hidden");
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}
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function waitForDelay(t){
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t = Number(t) || 10;
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return new Promise(res =>{
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setTimeout(res,t)
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})
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}
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document.onreadystatechange = (function () {
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|
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if (document.readyState === "complete") {
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function linkClicked(ev){
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if(ev.target instanceof HTMLAnchorElement){
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let ref = ev.target.href;
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if(!ref){
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return
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}
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let fileName = ref.slice(ref.lastIndexOf("/"));
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if(fileName.endsWith(".css")){
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onTargetClicked(fileName);
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ev.preventDefault();
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}
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}
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}
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document.getElementById("previewBox").addEventListener("click",linkClicked);
|
|
|
|
fetchWithType("html_resources/tagmap.json")
|
|
.then(initDB)
|
|
.then(createCategories)
|
|
.then(handleSearchQuery)
|
|
.then(()=>waitForDelay(300))
|
|
.then(showUI)
|
|
.catch(e => console.log(e))
|
|
}
|
|
}); |