User:Aaron Liu/Watchlyst Greybar Unsin.js

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 /* eslint-disable es-x/no-string-prototype-replaceall */
 /* Watchlyst Greybar Unsin ([[User:Aaron Liu/Watchlyst Greybar Unsin.js]]) <section begin=version />3.4.6<section end=version /> */
 // <syntaxhighlight lang="js">
 (function(){
 // utility function that adds CSS so that user can easily override it
 functionaddCss(style){
 mw.loader.addStyleTag(style,document.head.children[0]);
 }

 // non-talk namespaces have an even number
 if(mw.config.get('wgNamespaceNumber')%2===0&&mw.config.get('action')!=='history'){
 // non-talk, non-history and non-watchlist pages don't have this style for some reason
 addCss('.autocomment,.autocomment a,.autocomment a:visited{color:#72777d}');
 }

 constwatchlistLink='<a class="mw-changeslist-watchlist" href="'+mw.util.getUrl('Special:Watchlist')+'">watchlist</a>';
 functiongetWatchlyst(data){
 // Don't display if no new watchlist items or if you're on the watchlist page
 if(data.query.watchlist.length!==0&&mw.config.get('wgPageName')!=='Special:Watchlist'){
 data=data.query.watchlist[0];
 const$dismiss=$('<button>').attr('id','watchlystDismiss').addClass('dismissButton').text('dismiss')
 .on('click',()=>refreshWatchlyst(data.title,data.timestamp));

 letsummary=data.parsedcomment;// might edit under categorization
 constuser='<a href="'+mw.util.getUrl(data.anon?'Special:Contributions/':'User:'+data.user)+'">'+data.user+'</a>';
 constpage=data.title;
 switch(data.type){
 case'new':
 case'edit':{
 constchanged=data.type==='edit'?'edited':(data.type==='new'?'created':'changed');

 return$('<span>').html(
 '"<a class="mw-changeslist-title" href="'+mw.util.getUrl(page)+'">'+page+'</a>'+
 '" '+changed+' by '+user+(summary.length===0?'':': "'+summary+'"')+
 '. (<a class="mw-changeslist-diff" href="'+mw.util.getUrl(page,{diff:data.revid})+'">diff</a>'+
 ', <a class="mw-changeslist-hist" href="'+mw.util.getUrl(page,{action:'history'})+'">hist</a>'+
 ', '+watchlistLink+') ')
 .append($dismiss);
 }
 case'categorize':{
 summary=summary.slice(0,summary.search(' category'))+
 ' <a class="mw-changelist-title" href="'+mw.util.getUrl(page)+'">'+page+'</a> by '+user+
 '. ';
 return$('<span>').html(summary).append($dismiss);
 }
 case'log':
 return$('<span>').html(
 data.logdisplay+
 (summary.length===0?'':': "'+summary+'"')+
 '. ('+watchlistLink+') ')
 .append($dismiss);
 case'external':// assuming only WIkidata for now
 summary=summary.replaceAll(' (page does not exist)','')
 .replaceAll(/<a href="\/w\/index\.php\?title=(.*?)&amp;action=edit&amp;redlink=1" class="new/g,'<a href="https://wikidata.org/wiki/1ドル" class="');
 return$('<span>').html(
 '"<a class="mw-changeslist-title" href="'+mw.util.getUrl(page)+'">'+page+'</a>'+
 '"\'s Wikidata item changed by '+user+(summary.length===0?'':': "'+summary+'"')+
 '. ('+watchlistLink+') ')
 .append($dismiss);
 default:
 mw.notify($('<p>').text('New, unsupported watchlist item type found! Please report it to ')
 .append($('<a>').prop('href','https://en.wikipedia.org/w/index.php?title=User_talk:Aaron_Liu/Watchlyst_Greybar_Unsin&action=edit&section=new')
 .text('the script\'s talk page.'))
 ,{type:'error',title:'Watchlyst'});
 }
 }
 return'';
 }
 const$watchlyst=$('<aside>').attr('id','watchlyst');// the parent div
 constapi=newmw.Api({
 ajax:{
 headers:{'Api-User-Agent':'Watchlyst/3.4.3'}},
 parameters:{format:'json',formatversion:'2',errorformat:'html'}
 });
 functionrefreshWatchlyst(title=null,timestamp=null){
 if(typeof(title)==='string'){
 // strings are immutable, so lets convert which would bump levels correctly
 timestamp=newDate(timestamp);
 timestamp.setSeconds(timestamp.getSeconds()+1);
 timestamp=timestamp.toISOString().slice(0,19)+'Z';// API doesn't accept microseconds
 api.postWithToken('csrf',{action:'setnotificationtimestamp',titles:[title],timestamp:timestamp}).done(refreshWatchlyst);
 return;
 }
 $watchlyst.addClass('loading');
 /* Find the top unread item in the watchlist.
 			We only need one item, so set the limit to 1 to ease the load on the server. */
 api.get({
 action:'query',list:'watchlist',wllimit:1,wldir:'older',wlshow:'unread',wltype:['edit','new','log','categorize','external'],
 wlexcludeuser:mw.config.get('wgUserName'),wlprop:['parsedcomment','ids','title','user','loginfo','timestamp']
 }).done((data)=>{
 data=getWatchlyst(data);
 if(data===''){
 $watchlyst.remove();
 }else{
 $watchlyst.html(data).removeClass('loading');
 $(()=>{mw.hook('wikipage.content').fire($watchlyst)});
 }
 }).fail((data)=>{
 $watchlyst.removeClass('loading');
 for(consterrindata.errors){
 $watchlyst.html(err.module+': '+err.html+' ('+err.code+') ');
 }
 $(window).load(()=>{mw.hook('wikipage.content').fire($watchlyst)});
 });
 }
 $(()=>{
 if(mw.config.get('wgCanonicalSpecialPageName')!=='Watchlist'){
 addCss(".dismissButton::before, .dismissButton::after { color: var(--color-base, #202122); } .dismissButton:before { content: '['; } .dismissButton::after { content: ']'; }");
 addCss(`.dismissButton {
 		background: transparent;
 		border: 0; padding: 0;
 		cursor: pointer;
 					}`);
 addCss('@media (prefers-reduced-motion: no-preference) { #watchlyst { transition: opacity 0.5s; } }');
 try{// determine color of link
 addCss('.dismissButton { color: '+getComputedStyle(document.querySelector('.mw-body-content a:link:not([class])')).getPropertyValue('color')+'; }');
 }catch(_){
 addCss('.dismissButton { color: #36c; }');
 }
 $('#mw-content-subtitle').prepend($watchlyst);
 refreshWatchlyst();
 addCss('.loading { opacity: 0; }');
 }
 });
 }());
 // </syntaxhighlight>

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