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script.js
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script.js
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class NickFade {
static UI = class {
static docReady(fn) {
// see if DOM is already available
if (document.readyState === "complete" || document.readyState === "interactive") {
// call on next available tick
setTimeout(fn, 1);
} else {
document.addEventListener("DOMContentLoaded", fn);
}
}
/**
* @param {HTMLElement|Document} parent
* @returns {Element[]}
*/
static getColorBoxes = (parent=document) => Array.from(parent.getElementsByClassName('i'));
static getSections = () => Array.from(document.getElementsByTagName('li'));
static getText = (li)=>Array.from((li.getElementsByClassName('input')[0].value || ''));
static getTextStr = (li)=>(li.getElementsByClassName('input')[0].value || '');
static clearColors(){ this.getColorBoxes().forEach(i => i.value = '#ffffff'); }
static debugColors(){ this.getColorBoxes().forEach(span => {console.log(span.value)}); }
/** @param {HTMLElement|Document} parent */
static getColors = (parent=document) => this.getColorBoxes(parent)
.map(colorbox => colorbox.value.substring(1)).map(hex => NickFade.Util.toRGB(hex));
static getColorsHex = (parent=document) => this.getColorBoxes(parent)
.map(colorbox => colorbox.value);
static getFlags(){
let flags=[];
let checkFlags =['italic','underline','bold','strikethrough'];
for(let check of checkFlags){
let state = document.getElementById(check).checked || false;
if(state) flags.push(check);
}
return flags;
}
static getCommandType(){
return document.getElementById('command-type').value || 'essentials';
}
static copyCommand(){
let command = document.getElementById('command');
//command.select();
//command.setSelectionRange(0,999999);//mobile
navigator.clipboard.writeText(command.innerText);
alert("Copied text!");
}
static isContinuous(){
return document.getElementById('continuouscolor').checked ?? true;
}
static applyContinuousColorMode(){
let state = this.isContinuous();
let boxes = this.getColorBoxes();
//console.log(state);
let lastvalue = null;
let iFirstEmptyText = this.getLastNonEmptyTextIndex();
let nLines = boxes.length/2;
//console.log((boxes.length-1),(iFirstEmptyText-1))
for(let i=boxes.length-1;i>=0;i--){
let iTextLine = Math.floor(i/2);
if(i%2===1){
if(state && i!==(boxes.length-1) && (iTextLine<0 || iTextLine<(iFirstEmptyText))){
boxes[i].classList.add('disabled');
if(lastvalue!==null) boxes[i].value = lastvalue;
}
else boxes[i].classList.remove('disabled');
}
lastvalue = boxes[i].value || "";
}
for(let box of boxes){
}
}
static getTexts(){
return this.getSections().map(li=>this.getTextStr(li))
}
static getLastNonEmptyTextIndex(){
let sections = this.getSections();
for(let i=sections.length-1;i>=0;i--){
let str = this.getTextStr(sections[i]);
//console.log(i,str,str!=="")
if(str!=="") return i;
}
return -1;
}
static getState(){
return {
colors: this.getColorsHex(),
texts: this.getTexts(),
continuouscolor: this.isContinuous()?1:0,
flags: this.getFlags(),
commandType: this.getCommandType()
}
}
static setState(state){
let boxes = this.getColorBoxes();
let sections = this.getSections();
for(let i=0;i<boxes.length;i++){
boxes[i].value = state.colors[i]??'';
}
for(let i=0;i<sections.length;i++){
sections[i].getElementsByClassName('input')[0].value=state.texts[i];
}
document.getElementById('continuouscolor').checked = !!(state.continuouscolor??0);
document.getElementById('command-type').value = state.commandType??"essentials";
let checkFlags =['italic','underline','bold','strikethrough'];
for(let check of checkFlags){
document.getElementById(check).checked = (state.flags??[]).includes(check);
}
}
static exportState(){
let state=this.getState();
let json = JSON.stringify(state);
let datauri = 'data:application/json;base64,'+btoa(json);
let link = document.createElement('a');
let time = (new Date()).toISOString().substring(0,19);"2024-02-29T04:41:15"
time = time.replaceAll(':','-').replace('T','_');
link.href=datauri;
link.download=encodeURIComponent(this.getTexts().join(''))+"_"+time+".nickfade";
link.click();
}
static importStateJSON(json){
let state = JSON.parse(json);
this.setState(state);
}
static importState(){
let input = document.createElement('input');
input.type="file";
input.accept=".nickfade"
input.onchange=function(event){
if(event.target.files.length===0) return;
var fr=new FileReader();
fr.onload=function(){
NickFade.UI.importStateJSON(fr.result);
};
fr.readAsText(event.target.files[0]);
}
input.click();
}
static promptHexColorForInput(input,evt){
let hex = prompt("Please input a hex color code (6 digits A-F). Example: FF00FF");
if(hex===null || hex===false || hex===undefined || hex==="") return;
if(!/^[0-9a-fA-F]{6}$/.test(hex)){
alert("Invalid hex color!");
return;
}
input.value = "#"+hex;
}
static exportStateToLocalStorage(){
let state=this.getState();
let json = JSON.stringify(state);
try{
localStorage.setItem("nickfade-state",json);
}catch (ex){
}
}
static importStateFromLocalStorage(){
try{
let json = localStorage.getItem("nickfade-state");
if(json===null) return;
NickFade.UI.importStateJSON(json);
}catch (ex){
}
}
}
static Util = class {
static blend = ([a1, a2], r) => a1.map((p, i) => Math.round(p * (1 - r) + a2[i] * r));
static toHex = rgb => rgb.map(n => n.toString(16).padStart(2, '0')).join('');
static toRGB = hex => hex.match(/([0-9a-fA-F]{2})/g).map(hexbyte => Number.parseInt(hexbyte, 16));
}
static Formats = class {
static vanillaColors = {
'000000': '0',
'0000AA': '1',
'00AA00': '2',
'00AAAA': '3',
'AA0000': '4',
'AA00AA': '5',
'FFAA00': '6',
'AAAAAA': '7',
'555555': '8',
'5555FF': '9',
'55FF55': 'a',
'55FFFF': 'b',
'FF5555': 'c',
'FF55FF': 'd',
'FFFF55': 'e',
'FFFFFF': 'f'
};
static vanillaFormats={
'obfuscated':'k',
'bold':'l',
'strikethrough':'m',
'underline':'n',
'italic':'o',
'reset':'r',
};
static flagsToEssentials(flags,prefixChar='&'){
let formats = "";
for(let flag of flags) formats += `${prefixChar}${this.vanillaFormats[flag]}`;
return formats;
}
static flagsToCSS(flags){
let fontweight="normal"
let textdecoration=[];
let fontstyle="normal";
if(flags.includes('bold')) fontweight="bold";
if(flags.includes('strikethrough')) textdecoration.push("line-through");
if(flags.includes('underline')) textdecoration.push("underline");
if(flags.includes('italic')) fontstyle="italic";
textdecoration=textdecoration.join(' ');
return `font-weight:${fontweight}; text-decoration:${textdecoration}; font-style:${fontstyle};`
}
static fromString(text, blendColors, flags){
return text.map((c, idx) => {
const pct = idx / Math.max(1, text.length - 1);
return {c, rgb: NickFade.Util.blend(blendColors, pct), flags : flags};
});
}
static toEssentialsColor(hexcolor,prefixChar='&',expandedForm=false,forceHex=false){
let vanillaCode = this.vanillaColors[hexcolor.toUpperCase()] ?? null;
if(forceHex || vanillaCode===null){
if(expandedForm){
let nibbles = Array.from(hexcolor);
let code = `${prefixChar}x`
for(let nibble of nibbles){
code += `${prefixChar}${nibble}`;
}
return code;
}else{
return `${prefixChar}#${hexcolor}`
}
}else{
return `${prefixChar}${vanillaCode}`
}
}
static toEssentials(formats, prefixChar='&',expandedForm=false,forceHex=false){
let lastColor = null;
let lastStyle = null;
return formats.map(o => {
const hex = NickFade.Util.toHex(o.rgb);
let essStyle = NickFade.Formats.flagsToEssentials(o.flags,prefixChar);
let essColor = this.toEssentialsColor(hex,prefixChar,expandedForm,forceHex);
let colorChanged = lastColor!==essColor
let styleChanged = lastStyle!==essStyle;
lastColor=essColor;
lastStyle=essStyle;
//console.log(colorChanged,lastColor,essColor,(!colorChanged && !styleChanged),(!colorChanged && styleChanged))
if(!colorChanged && !styleChanged){ essColor=""; essStyle=""; }//if nothing changed, use no formatting
else if(!colorChanged && styleChanged){ essColor=""; essStyle=`${prefixChar}r`+essStyle; }//if only the style changed, just reapply the style
//if the color changed, then we have to reapply everything because colors reset formatting in MC.
return `${essColor}${essStyle}${o.c}`;
}).join('');
}
static toCommand(formats,type){
switch(type){
case 'essentials-raw': return this.toEssentials(formats,"\xA7",true);
case 'lorehand': return this.toEssentials(formats,'&',false).replaceAll(' ','_');
case 'essentials': return this.toEssentials(formats,'&',false);
case 'nick': return this.toEssentials(formats,'&',false);
case 'itemname': return this.toEssentials(formats,'&',false);
case 'itemlore': return this.toEssentials(formats,'&',false);
}
}
static getCommandPrefix(type){
switch(type){
case 'nick': return "/nick ";
case 'itemname': return "/iname ";
case 'itemlore': return "/ilore ";
case 'lorehand': return "/lore ";
}
return "";
}
static toPreview(formats){
return formats.map(o =>{
let css = this.flagsToCSS(o.flags);
return `<span style="color:#${NickFade.Util.toHex(o.rgb)}; ${css}">${o.c}</span>`
}).join('');
}
}
static process(){
let command = '', preview = '', last;
this.UI.applyContinuousColorMode();
const commandType = this.UI.getCommandType();
const flags = this.UI.getFlags();
const prefix = this.Formats.getCommandPrefix(commandType);
this.UI.getSections().forEach(li => {
const colors = this.UI.getColors(li);
/*.map(rgb => Array.from(rgb.matchAll(/\d+/g)).map(([c]) => Number.parseInt(c)));*/
const text = this.UI.getText(li);
//console.log('flags',flags)
const coloredText = this.Formats.fromString(text,colors,flags);
command += this.Formats.toCommand(coloredText,commandType);
preview += this.Formats.toPreview(coloredText);
});
command = prefix + command;
if (document.getElementById('command').innerText !== command) {
document.getElementById('command').innerText = command;
document.getElementById('preview').innerHTML = preview;
}
this.UI.exportStateToLocalStorage();
}
static init(){
this.UI.docReady( ()=>{
this.UI.clearColors();
this.UI.importStateFromLocalStorage();
document.getElementById('copy').onclick = this.UI.copyCommand.bind(this.UI);
document.getElementById('export').onclick = this.UI.exportState.bind(this.UI);
document.getElementById('import').onclick = this.UI.importState.bind(this.UI);
this.UI.getColorBoxes().forEach(box=>{
box.onclick=function(e){
if (e.shiftKey || e.altKey){
e.preventDefault();
NickFade.UI.promptHexColorForInput(this,e);
}
if(e.ctrlKey){
e.preventDefault();
navigator.clipboard.writeText((this.value??"#").substring(1));
alert("Copied Hex Code!");
}
}
});
this.process();
setInterval(this.process.bind(this), 1000)
});
}
}
NickFade.init();