(() => {
  'use strict';
  let apiPromise, playerIndex=0;
  const players=new Map();
  function youtubeApi() {
    if(window.YT?.Player) return Promise.resolve(window.YT);
    if(apiPromise) return apiPromise;
    apiPromise=new Promise((resolve,reject)=>{
      const script=document.createElement('script'); script.src='https://www.youtube.com/iframe_api'; script.async=true;
      const timer=setTimeout(failed,15000);
      function failed(){clearTimeout(timer);script.remove();apiPromise=null;reject(new Error('YouTube could not load. Try again or watch on YouTube.'));}
      window.onYouTubeIframeAPIReady=()=>{clearTimeout(timer);resolve(window.YT);};
      script.onerror=failed;document.head.append(script);
    });
    return apiPromise;
  }
  function setVideoState(shell,state,message='') {
    shell.dataset.videoState=state;
    shell.querySelector('.video-status').textContent=message;
    shell.querySelector('.video-retry').hidden=state!=='error';
  }
  async function launch(shell) {
    if(shell.dataset.videoState==='loading') return;
    const stage=shell.querySelector('.video-stage');
    try {players.get(shell)?.destroy();}catch{}
    players.delete(shell);
    for(const player of players.values())try{player.pauseVideo();}catch{}
    stage.replaceChildren();
    setVideoState(shell,'loading','Loading video… Your summary is ready below.');
    let timer=setTimeout(()=>setVideoState(shell,'error','This video is taking too long to load. Retry or open it on YouTube.'),25000);
    try {
      const YT=await youtubeApi();
      const iframe=document.createElement('iframe');iframe.id='dispatch-player-'+(++playerIndex);
      iframe.title=shell.dataset.title;iframe.allow='accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share';iframe.allowFullscreen=true;
      iframe.referrerPolicy='strict-origin-when-cross-origin';
      iframe.src='https://www.youtube-nocookie.com/embed/'+encodeURIComponent(shell.dataset.videoId)+'?enablejsapi=1&playsinline=1&autoplay=1&origin='+encodeURIComponent(location.origin);
      stage.append(iframe);
      const player=new YT.Player(iframe.id,{host:'https://www.youtube-nocookie.com',events:{
        onReady(event){clearTimeout(timer);setVideoState(shell,'ready','Use the player controls to watch.');event.target.playVideo();},
        onStateChange(event){
          clearTimeout(timer);
          if(event.data===YT.PlayerState.PLAYING){setVideoState(shell,'playing');for(const [other,p]of players)if(other!==shell)try{p.pauseVideo();}catch{}}
          else if(event.data===YT.PlayerState.BUFFERING){setVideoState(shell,'loading','Buffering video…');timer=setTimeout(()=>setVideoState(shell,'error','Playback is taking too long. Try again or watch on YouTube.'),25000);}
          else if(event.data===YT.PlayerState.PAUSED || event.data===YT.PlayerState.ENDED)setVideoState(shell,'paused');
        },
        onError(event){clearTimeout(timer);const messages={100:'This video was removed or made private.',101:'The uploader does not allow playback on other websites.',150:'The uploader does not allow playback on other websites.',153:'YouTube could not verify this player.'};setVideoState(shell,'error',(messages[event.data]||'This video cannot play here right now.')+' Your summary is still available below.');}
      }});
      players.set(shell,player);
    }catch(error){clearTimeout(timer);setVideoState(shell,'error',error.message);}
  }
  document.querySelectorAll('.video-shell').forEach(shell=>{
    shell.querySelector('.video-launch')?.addEventListener('click',()=>launch(shell));
    shell.querySelector('.video-retry')?.addEventListener('click',()=>launch(shell));
  });

  const search=document.querySelector('#story-search');
  if(search){
    const cards=[...document.querySelectorAll('[data-story]')], sections=[...document.querySelectorAll('[data-feed-section]')];
    const competition=document.querySelector('#competition-filter'),team=document.querySelector('#team-filter');
    let type='all'; const expanded=new Set();
    function filter(){
      const query=search.value.toLocaleLowerCase().trim();let count=0;
      for(const card of cards){
        const matches=query.split(/\s+/).every(q=>card.dataset.search.includes(q)) && (!competition.value||card.dataset.category===competition.value) && (!team.value||JSON.parse(card.dataset.teams).includes(team.value)) && (type==='all'||card.dataset.kind===type);
        card.dataset.matches=String(matches);card.hidden=!matches;if(matches)count++;
        if(!matches){const shell=card.querySelector('.video-shell');try{players.get(shell)?.pauseVideo();}catch{}}
      }
      for(const section of sections){
        const matches=[...section.querySelectorAll('[data-story]')].filter(c=>c.dataset.matches==='true');
        const more=section.querySelector('.load-more');const limited=more&&!expanded.has(section);
        matches.forEach((card,i)=>card.hidden=Boolean(limited&&i>=6));
        if(more)more.hidden=matches.length<=6||expanded.has(section);
        section.hidden=matches.length===0;
      }
      document.querySelector('#no-results').hidden=count!==0;
      document.querySelector('#result-count').textContent=count+' '+(count===1?'story':'stories')+' found';
    }
    [search,competition,team].forEach(control=>control.addEventListener('input',()=>{expanded.clear();filter();}));
    document.querySelectorAll('[data-type]').forEach(button=>button.addEventListener('click',()=>{type=button.dataset.type;expanded.clear();document.querySelectorAll('[data-type]').forEach(b=>b.setAttribute('aria-pressed',String(b===button)));filter();}));
    document.querySelector('#reset-filters').addEventListener('click',()=>{search.value='';competition.value='';team.value='';type='all';expanded.clear();document.querySelectorAll('[data-type]').forEach(b=>b.setAttribute('aria-pressed',String(b.dataset.type==='all')));filter();});
    document.querySelectorAll('.load-more').forEach(b=>b.addEventListener('click',()=>{expanded.add(b.closest('[data-feed-section]'));filter();}));
    document.querySelectorAll('nav a[href="#website-news"],nav a[href="#video-news"],nav a[href="#rugby-shorts"]').forEach(link=>link.addEventListener('click',()=>{
      document.querySelector('#reset-filters').click();
      const target=document.querySelector(link.getAttribute('href'));
      if(target?.hidden) {const kind=link.hash==='#website-news'?'news':link.hash==='#rugby-shorts'?'short':'video';cards.find(c=>c.dataset.kind===kind)?.scrollIntoView({block:'start'});}
    }));
    filter();
  }
  const stale=document.querySelector('[data-updated]');
  if(stale){const check=()=>{stale.hidden=Date.now()-new Date(stale.dataset.updated)<24*3600000;};check();setInterval(check,60000);}
  document.querySelector('[data-copy-email]')?.addEventListener('click',async event=>{
    const status=document.querySelector('.copy-status');try{await navigator.clipboard.writeText(event.target.dataset.copyEmail);status.textContent='Email address copied.';}catch{status.textContent='Copy this address: '+event.target.dataset.copyEmail;}
  });
  const form=document.querySelector('#contact-form');
  form?.addEventListener('submit',async event=>{
    event.preventDefault();if(!form.reportValidity())return;
    const status=form.querySelector('.form-status'),button=form.querySelector('button[type="submit"]');
    button.disabled=true;status.textContent='Sending your message…';
    try{
      const response=await fetch(form.dataset.endpoint,{method:'POST',headers:{'Content-Type':'application/json'},body:JSON.stringify(Object.fromEntries(new FormData(form))),signal:AbortSignal.timeout(20000)});
      const result=await response.json();if(!response.ok||result.ok!==true)throw new Error(result.message||'Your message was not sent. Please try again or email us directly.');
      status.textContent='Your message has been received. Thank you for getting in touch.';form.reset();
    }catch(error){status.textContent=error.name==='TimeoutError'?'Delivery could not be confirmed. Please email us directly.':error.message;}
    finally{button.disabled=false;}
  });
})();