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BizGaze_Remote/server/public/connect.html

connect.html 29KB
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  1. <!DOCTYPE html>

  2. <html lang="en">

  3. <head>

  4. <meta charset="UTF-8">

  5. <meta name="viewport" content="width=device-width, initial-scale=1">

  6. <title>BizGaze Support — Agent Console</title>

  7. <style>

  8.   :root{ --brand:#FFC708; --brand-d:#E0AC00; --blue:#1F3B73; --blue-d:#16294f; --ink:#1f2430; --muted:#6b7280; --bg:#f6f8fb; --card:#fff; --line:#e6e9ef; }

  9.   *{box-sizing:border-box;}

  10.   body{font-family:'Segoe UI',system-ui,sans-serif;background:var(--bg);color:var(--ink);margin:0;}

  11.   .topbar{background:var(--blue);padding:.7rem 1.2rem;display:flex;align-items:center;justify-content:space-between;gap:.6rem;}

  12.   .brandrow{display:flex;align-items:center;gap:.6rem;}

  13.   .logo{width:28px;height:28px;border-radius:7px;background:var(--brand);display:grid;place-items:center;font-weight:800;color:var(--blue);}

  14.   .brand{font-weight:700;color:#fff;} .brand span{color:var(--brand);font-weight:600;}

  15.   .agentchip{color:#dbe4f5;font-size:.85rem;}

  16.   .agentchip b{color:#fff;} .agentchip a{color:var(--brand);text-decoration:none;margin-left:.5rem;cursor:pointer;}

  17.   .wrap{min-height:calc(100vh - 50px);display:grid;place-items:center;padding:1.5rem;}

  18.   .card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:2.2rem;max-width:430px;width:100%;box-shadow:0 10px 30px rgba(20,30,60,.06);}

  19.   h1{font-size:1.35rem;margin:.1rem 0 .3rem;color:var(--blue);text-align:center;}

  20.   .sub{color:var(--muted);font-size:.92rem;margin-bottom:1.3rem;text-align:center;}

  21.   .lbl{display:block;font-size:.74rem;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;margin:.85rem 0 .25rem;}

  22.   input{width:100%;padding:.7rem;border-radius:10px;border:2px solid var(--line);background:#fbfcfe;color:var(--ink);font-size:1rem;}

  23.   input:focus{outline:none;border-color:var(--brand);}

  24.   input.code{font-size:1.7rem;letter-spacing:.35rem;text-align:center;}

  25.   .btn{margin-top:1.1rem;width:100%;padding:.85rem;background:var(--brand);color:var(--ink);border:none;border-radius:10px;font-weight:700;font-size:1.02rem;cursor:pointer;}

  26.   .btn:hover{background:var(--brand-d);}

  27.   .status{color:var(--muted);font-size:.88rem;margin-top:.9rem;text-align:center;min-height:1.1em;}

  28.   .err{color:#b91c1c;}

  29.   .prefill{background:#EAF0FB;border:1px solid #c7d6f0;border-radius:8px;padding:.5rem .7rem;font-size:.85rem;color:var(--blue-d);margin-top:.25rem;}

  30.   .topbar2{background:var(--card);border-bottom:1px solid var(--line);padding:.5rem 1rem;display:none;justify-content:space-between;align-items:center;}

  31.   .topbar2.show{display:flex;} #barStatus{font-weight:600;font-size:.9rem;color:var(--blue);}

  32.   #endBtn{padding:.45rem 1rem;background:#fee2e2;color:#b91c1c;border:none;border-radius:8px;font-weight:600;cursor:pointer;}

  33.   #video{width:100vw;height:calc(100vh - 46px);background:#0b1220;object-fit:contain;display:none;cursor:crosshair;outline:none;}

  34.   .profile{position:relative}

  35.   .profile .pbtn{display:flex;align-items:center;gap:.4rem;background:rgba(255,255,255,.14);color:#fff;border:1px solid #46598c;border-radius:10px;padding:.45rem .85rem;font-weight:600;font-size:.88rem;cursor:pointer}

  36.   .profile .pbtn:hover{background:rgba(255,255,255,.24)}

  37.   .profile .pmenu{position:absolute;right:0;top:calc(100% + 6px);background:#fff;border:1px solid #e6e9ef;border-radius:10px;box-shadow:0 10px 28px rgba(0,0,0,.18);min-width:190px;overflow:hidden;z-index:5000;display:none}

  38.   .profile .pmenu.open{display:block}

  39.   .profile .pmenu a{display:block;padding:.6rem .9rem;color:#1f2430;text-decoration:none;font-size:.9rem;cursor:pointer}

  40.   .profile .pmenu a:hover{background:#f1f5f9}

  41.   .profile .pmenu a.danger{color:#b91c1c;border-top:1px solid #eef1f6}

  42.   .pwwrap{position:relative;}

  43.   .pwwrap input{padding-right:2.7rem;}

  44.   .eye{position:absolute;right:.5rem;top:50%;transform:translateY(-50%);background:none;border:none;padding:.3rem;width:auto;color:var(--muted);display:inline-flex;align-items:center;cursor:pointer;margin:0;}

  45.   .eye:hover{color:var(--blue);}

  46. </style>

  47. </head>

  48. <body>

  49. <div class="topbar" id="topbar">

  50.   <div class="brandrow"><img src="/logo.png" alt="" style="height:46px;width:auto;max-width:190px;border-radius:8px;object-fit:contain;background:#fff;padding:5px 12px;image-rendering:-webkit-optimize-contrast" onerror="this.replaceWith(Object.assign(document.createElement('div'),{className:'logo',textContent:'B'}))"><div class="brand">BizGaze <span>Support</span></div></div>

  51.   <div class="agentchip" id="agentChip"></div>

  52. </div>

  53. <div class="topbar2" id="bar"><span id="barStatus"></span><button id="endBtn">End session</button></div>

  54. <div class="wrap" id="wrap"><div class="card" id="card"></div></div>

  55. <video id="video" autoplay playsinline muted tabindex="0"></video>

  56. 

  57. <script>

  58. let ICE={iceServers:[{urls:'stun:stun.l.google.com:19302'}]};

  59. const IS_MOBILE=/Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini|Mobile/i.test(navigator.userAgent||'');

  60. let __icePromise=Promise.resolve();try{__icePromise=fetch('/api/ice').then(r=>r.ok?r.json():null).then(c=>{if(c&&c.iceServers&&IS_MOBILE)ICE=c;}).catch(()=>{});}catch(_){}

  61. async function ensureIce(){try{await __icePromise;}catch(_){}return ICE;}

  62. function pEsc(s){return String(s==null?'':s).replace(/[&<>"]/g,c=>({'&':'&amp;','<':'&lt;','>':'&gt;','"':'&quot;'}[c]));}

  63. function profileHTML(name){return '<div class="profile"><button class="pbtn" id="pbtn">'+pEsc(name)+' <span style="font-size:.65rem">&#9662;</span></button><div class="pmenu" id="pmenu"><a href="/console">Console / Dashboard</a><a id="plogout" class="danger">Logout</a></div></div>';}

  64. function wireProfile(){const btn=document.getElementById('pbtn'),menu=document.getElementById('pmenu');if(!btn)return;btn.onclick=(e)=>{e.stopPropagation();menu.classList.toggle('open');};document.addEventListener('click',()=>menu.classList.remove('open'));const lo=document.getElementById('plogout');if(lo)lo.onclick=async()=>{try{await fetch('/api/logout',{method:'POST'});}catch(_){}location.href='/';};}

  65. function makeBrandClickable(){document.querySelectorAll('.brandrow,.wordmark').forEach(el=>{el.style.cursor='pointer';el.addEventListener('click',()=>{location.href='/';});});}

  66. makeBrandClickable();

  67. const params=new URLSearchParams(location.search);

  68. const presetTicket=params.get('ticket')||'';

  69. const presetCode=params.get('code')||'';

  70. const card=document.getElementById('card'), wrap=document.getElementById('wrap'),

  71.       agentChip=document.getElementById('agentChip'), bar=document.getElementById('bar'),

  72.       topbar=document.getElementById('topbar'), video=document.getElementById('video'), barStatus=document.getElementById('barStatus');

  73. let ws,pc,inputChannel,chatChannel,sessionId,me=null;

  74. 

  75. async function api(path,body,method='POST'){

  76.   const opt={method,headers:{'Content-Type':'application/json'}};

  77.   if(body)opt.body=JSON.stringify(body);

  78.   const r=await fetch(path,opt); const data=await r.json().catch(()=>({}));

  79.   if(!r.ok) throw new Error(data.error||'request failed'); return data;

  80. }

  81. function onEnter(ids, fn){ ids.forEach(id => { const el=document.getElementById(id); if(el) el.addEventListener('keydown', e=>{ if(e.key==='Enter'){ e.preventDefault(); fn(); } }); }); }

  82. 

  83. // ---- boot: are we a logged-in agent? ----

  84. (async function boot(){

  85.   try{ me=await api('/api/me',null,'GET'); renderAgent(); }

  86.   catch{ renderLogin(); }

  87. })();

  88. 

  89. // ---- LOGIN ----

  90. const EYE_OFF='<svg viewBox="0 0 24 24" width="20" height="20" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M17.94 17.94A10.07 10.07 0 0 1 12 20c-7 0-11-8-11-8a18.45 18.45 0 0 1 5.06-5.94M9.9 4.24A9.12 9.12 0 0 1 12 4c7 0 11 8 11 8a18.5 18.5 0 0 1-2.16 3.19m-6.72-1.07a3 3 0 1 1-4.24-4.24"/><line x1="1" y1="1" x2="23" y2="23"/></svg>';

  91. const EYE_ON='<svg viewBox="0 0 24 24" width="20" height="20" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M1 12s4-8 11-8 11 8 11 8-4 8-11 8-11-8-11-8z"/><circle cx="12" cy="12" r="3"/></svg>';

  92. function wireEyes(){document.querySelectorAll('.eye').forEach(b=>{if(b._w)return;b._w=1;b.innerHTML=EYE_OFF;b.onclick=()=>{const inp=document.getElementById(b.getAttribute('data-for'));if(!inp)return;const show=inp.type==='password';inp.type=show?'text':'password';b.innerHTML=show?EYE_ON:EYE_OFF;};});}

  93. function renderLogin(){

  94.   agentChip.textContent='';

  95.   card.innerHTML = `

  96.     <h1>Sign in</h1>

  97.     <div class="sub">Sign in to start a support session. Your name is shown to the customer.</div>

  98.     <span class="lbl">Email</span><input id="email" type="email" placeholder="you@bizgaze.com">

  99.     <span class="lbl">Password</span><div class="pwwrap"><input id="pw" type="password" placeholder="password"><button type="button" class="eye" data-for="pw" aria-label="Show password"></button></div>

  100.     <label style="display:flex;align-items:center;gap:.5rem;margin:.7rem 0;color:var(--ink);font-size:.9rem;cursor:pointer"><input type="checkbox" id="rememberMe" style="width:18px;height:18px;accent-color:var(--blue);margin:0"> Remember me on this device</label>

  101.     <button class="btn" id="loginBtn" style="width:100%">Sign in</button>

  102.     <div class="status err" id="err"></div>`;

  103.   {

  104.     const doSignIn=async()=>{

  105.       try{

  106.         await api('/api/login',{email:document.getElementById('email').value,password:document.getElementById('pw').value,remember:(document.getElementById('rememberMe')||{}).checked||false});

  107.         me=await api('/api/me',null,'GET'); renderAgent();

  108.       }catch(e){ document.getElementById('err').textContent=e.message; }

  109.     };

  110.     document.getElementById('loginBtn').onclick=doSignIn;

  111.     onEnter(['email','pw'], doSignIn);

  112.     wireEyes();

  113.   }

  114. }

  115. 

  116. // ---- AGENT CONNECT ----

  117. function renderAgent(){

  118.   const displayName = me.name || me.email;

  119.   agentChip.innerHTML = profileHTML(displayName); wireProfile();

  120. 

  121.   card.innerHTML = `

  122.     <h1>Start a support session</h1>

  123.     <div class="sub">Ask the customer to open the share page and read you their code.</div>

  124.     <span class="lbl">Ticket number (optional)</span>

  125.     <input id="ticketInput" maxlength="40" placeholder="e.g. TKT-1042 — leave blank for a direct session" value="${esc(presetTicket)}" ${presetTicket?'readonly':''}>

  126.     ${presetTicket?'<div class="prefill">Linked from service request '+esc(presetTicket)+'</div>':''}

  127.     <span class="lbl">Session code from customer</span>

  128.     <input id="codeInput" class="code" maxlength="6" inputmode="numeric" placeholder="000000" value="${esc(presetCode)}">

  129.     <button class="btn" id="connectBtn">Connect</button>

  130.     <div class="status" id="status">Enter the customer's code to begin.</div>`;

  131.   connectWS();

  132.   document.getElementById('connectBtn').onclick=startConnect;

  133.   onEnter(['ticketInput','codeInput'], startConnect);

  134. }

  135. 

  136. async function startConnect(){

  137.   const statusEl=document.getElementById('status'); statusEl.className='status';

  138.   const ticket=document.getElementById('ticketInput').value.trim();

  139.   const code=document.getElementById('codeInput').value.trim();

  140.   if(!/^\d{6}$/.test(code)){ statusEl.textContent='Please enter the 6-digit code.'; return; }

  141.   statusEl.textContent='Connecting…';

  142.   ws.send(JSON.stringify({type:'code-connect',code,ticket}));

  143. }

  144. 

  145. function connectWS(){

  146.   ws=new WebSocket((location.protocol==='https:'?'wss://':'ws://')+location.host+'/ws');

  147.   ws.onmessage=async(e)=>{const m=JSON.parse(e.data);const statusEl=document.getElementById('status');switch(m.type){

  148.     case 'code-pending': sessionId=m.sessionId; renderWaiting(); setupPeer(); break;

  149.     case 'session-ready': if(statusEl)statusEl.textContent='Allowed — connecting…'; break;

  150.     case 'offer': await pc.setRemoteDescription(new RTCSessionDescription(m.sdp));

  151.       try{ const mic=await navigator.mediaDevices.getUserMedia({audio:true}); window.__mic=mic; mic.getAudioTracks().forEach(t=>pc.addTrack(t,mic)); }catch(e){}

  152.       const ans=await pc.createAnswer(); await pc.setLocalDescription(ans);

  153.       ws.send(JSON.stringify({type:'answer',sessionId,sdp:pc.localDescription})); break;

  154.     case 'ice-candidate': if(m.candidate&&pc) await pc.addIceCandidate(new RTCIceCandidate(m.candidate)); break;

  155.     case 'transcript': if(recogActive&&m.text) addLine('customer', m.name||'Customer', m.text, !!m.chat); break;

  156.     case 'session-denied': renderEnded('The customer declined the request.'); break;

  157.     case 'session-ended': {

  158.       const msgs={'share-cancelled':'The customer cancelled the screen selection. Ask them to refresh their page for a new code.',

  159.                   'customer-ended':'The customer stopped sharing their screen. Ask them to refresh their page for a new code.',

  160.                   'agent-ended':'You ended the session.'};

  161.       renderEnded(msgs[m.reason]||'The session has ended.'); break;

  162.     }

  163.     case 'error': if(statusEl){statusEl.className='status err';statusEl.textContent=m.message;} break;

  164.   }};

  165. }

  166. function renderWaiting(){

  167.   card.innerHTML=`

  168.     <h1>Waiting for the customer…</h1>

  169.     <div class="sub">Code accepted. The customer has been asked to tap <b>Allow</b> on their screen.</div>

  170.     <div class="status" id="status">Waiting for the customer to tap Allow…</div>

  171.     <button class="btn" id="cancelBtn" style="background:#eef1f6;color:#1F3B73">Cancel</button>`;

  172.   document.getElementById('cancelBtn').onclick=()=>{ try{ws.send(JSON.stringify({type:'end-session',sessionId}));}catch(e){} location.reload(); };

  173. }

  174. 

  175. function renderEnded(msg){

  176.   try{ stopRecording(); }catch(_){}

  177.   removeSessionUI();

  178.   if(pc){ try{pc.close();}catch(e){} pc=null; }

  179.   video.style.display='none'; bar.classList.remove('show');

  180.   topbar.style.display='flex'; wrap.style.display='grid';

  181.   card.innerHTML=`

  182.     <h1>Session ended</h1>

  183.     <div class="sub">${esc(msg)}</div>

  184.     <button class="btn" id="againBtn">Start a new session</button>`;

  185.   document.getElementById('againBtn').onclick=()=>location.reload();

  186. }

  187. 

  188. 

  189. let chatOpen=false;

  190. const SVG_MIC='<svg viewBox="0 0 24 24" width="18" height="18" fill="none" stroke="#fff" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="9" y="2" width="6" height="11" rx="3"/><path d="M5 10a7 7 0 0 0 14 0"/><line x1="12" y1="19" x2="12" y2="22"/></svg>';

  191. const SVG_MICOFF='<svg viewBox="0 0 24 24" width="18" height="18" fill="none" stroke="#fff" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><line x1="3" y1="3" x2="21" y2="21"/><path d="M9 9v4a3 3 0 0 0 5 2.2"/><path d="M5 10a7 7 0 0 0 10.9 5.6"/><line x1="12" y1="19" x2="12" y2="22"/></svg>';

  192. const SVG_CHAT='<svg viewBox="0 0 24 24" width="18" height="18" fill="none" stroke="#fff" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M21 15a2 2 0 0 1-2 2H7l-4 4V5a2 2 0 0 1 2-2h14a2 2 0 0 1 2 2z"/></svg>';

  193. const SVG_END='<svg viewBox="0 0 24 24" width="17" height="17" fill="#fff"><rect x="5" y="5" width="14" height="14" rx="2.5"/></svg>';

  194. const SVG_REC='<svg viewBox="0 0 24 24" width="16" height="16"><circle cx="12" cy="12" r="7" fill="#ef4444"/></svg>';

  195. const SVG_RECSTOP='<svg viewBox="0 0 24 24" width="15" height="15" fill="#fff"><rect x="6" y="6" width="12" height="12" rx="2"/></svg>';

  196. let mediaRecorder=null, recChunks=[], recCtx=null;

  197. const SR = window.SpeechRecognition || window.webkitSpeechRecognition;

  198. let recog=null, recogActive=false, transcriptLines=[];

  199. let recTimerInt=null, recStartTs=0;

  200. function fmtElapsedA(ms){const s=Math.max(0,Math.floor(ms/1000));return String(Math.floor(s/60)).padStart(2,'0')+':'+String(s%60).padStart(2,'0');}

  201. function showRecTimer(on){

  202.   let c=document.getElementById('recTimer');

  203.   if(on){

  204.     if(!c){ c=document.createElement('div'); c.id='recTimer';

  205.       c.style.cssText='display:inline-flex;align-items:center;gap:6px;color:#fff;font-weight:700;font-size:.85rem;background:#dc2626;padding:.5rem .7rem;border-radius:12px';

  206.       c.innerHTML='<span style="width:9px;height:9px;border-radius:50%;background:#fff;display:inline-block;animation:recpulseA 1.2s infinite"></span><span id="recTimerVal">00:00</span>';

  207.       const bar=document.getElementById('sessionBar'), rb=document.getElementById('recBtn');

  208.       if(bar&&rb){ bar.insertBefore(c, rb); } else if(bar){ bar.appendChild(c); }

  209.       if(!document.getElementById('recPulseStyleA')){const st=document.createElement('style');st.id='recPulseStyleA';st.textContent='@keyframes recpulseA{0%,100%{opacity:1}50%{opacity:.2}}';document.head.appendChild(st);}

  210.     }

  211.     recStartTs=Date.now(); clearInterval(recTimerInt);

  212.     const upd=()=>{ const v=document.getElementById('recTimerVal'); if(v) v.textContent=fmtElapsedA(Date.now()-recStartTs); };

  213.     upd(); recTimerInt=setInterval(upd,1000);

  214.   } else { clearInterval(recTimerInt); recTimerInt=null; if(c) c.remove(); }

  215. }

  216. function addLine(role, name, text, isChat){ transcriptLines.push({ t: Date.now(), role: role, name: name||'', text: text, chat: !!isChat }); }

  217. function startTranscription(){

  218.   transcriptLines=[];

  219.   if(!SR) return;

  220.   try{

  221.     recog=new SR(); recog.continuous=true; recog.interimResults=false; recog.lang='en-US';

  222.     recog.onresult=(e)=>{ for(let i=e.resultIndex;i<e.results.length;i++){ if(e.results[i].isFinal){ const txt=(e.results[i][0].transcript||'').trim(); if(txt) addLine('agent',(me&&(me.name||me.email))||'Agent',txt,false); } } };

  223.     recog.onerror=()=>{};

  224.     recog.onend=()=>{ if(recogActive){ try{recog.start();}catch(_){} } };

  225.     recogActive=true; recog.start();

  226.   }catch(e){}

  227. }

  228. function stopTranscription(){ recogActive=false; if(recog){ try{recog.stop();}catch(_){} recog=null; } }

  229. function buildTranscriptText(){

  230.   const lines=transcriptLines.slice().sort((a,b)=>a.t-b.t);

  231.   const pad=(n)=>String(n).padStart(2,'0');

  232.   const head='BizGaze Support — Session transcript\nSession: '+sessionId+'\nGenerated: '+new Date().toLocaleString()+'\n'+('-'.repeat(48))+'\n';

  233.   const body=lines.map(l=>{ const d=new Date(l.t); const ts='['+pad(d.getHours())+':'+pad(d.getMinutes())+':'+pad(d.getSeconds())+']'; const who=(l.role==='agent'?'Agent':'Customer')+(l.name?' ('+l.name+')':'')+(l.chat?' [chat]':''); return ts+' '+who+': '+l.text; }).join('\n');

  234.   return head+(body||'(no speech captured)')+'\n';

  235. }

  236. async function uploadTranscript(){

  237.   if(!transcriptLines.length) return;

  238.   try{ await fetch('/api/transcript?sessionId='+encodeURIComponent(sessionId),{method:'POST',headers:{'Content-Type':'text/plain'},body:buildTranscriptText()}); }catch(_){}

  239. }

  240. function recBtnUpdate(on){const b=document.getElementById('recBtn');if(!b)return;b.innerHTML='<span style="display:inline-flex">'+(on?SVG_RECSTOP:SVG_REC)+'</span>';b.title=on?'Stop recording':'Record';b.style.background=on?'#dc2626':'#0ea5e9';}

  241. function startRecording(){

  242.   const remote=video.srcObject;

  243.   const _vt=remote&&remote.getVideoTracks&&remote.getVideoTracks()[0];

  244.   if(!_vt||_vt.readyState!=='live'){ alert('No live screen to record. The customer may have disconnected.'); return; }

  245.   if(pc&&pc.connectionState&&pc.connectionState!=='connected'){ alert('Not connected to the customer right now.'); return; }

  246.   try{

  247.     recCtx=new (window.AudioContext||window.webkitAudioContext)();

  248.     const dest=recCtx.createMediaStreamDestination();

  249.     if(remote.getAudioTracks().length){ try{recCtx.createMediaStreamSource(new MediaStream(remote.getAudioTracks())).connect(dest);}catch(_){} }

  250.     if(window.__mic&&window.__mic.getAudioTracks().length){ try{recCtx.createMediaStreamSource(new MediaStream(window.__mic.getAudioTracks())).connect(dest);}catch(_){} }

  251.     const mixed=new MediaStream();

  252.     mixed.addTrack(remote.getVideoTracks()[0]);

  253.     dest.stream.getAudioTracks().forEach(t=>mixed.addTrack(t));

  254.     let mime='video/webm;codecs=vp8,opus'; if(!(window.MediaRecorder&&MediaRecorder.isTypeSupported(mime))) mime='video/webm';

  255.     recChunks=[];

  256.     mediaRecorder=new MediaRecorder(mixed,{mimeType:mime});

  257.     mediaRecorder.ondataavailable=(e)=>{ if(e.data&&e.data.size) recChunks.push(e.data); };

  258.     mediaRecorder.onstop=async()=>{

  259.       try{ const blob=new Blob(recChunks,{type:'video/webm'}); if(blob.size) await fetch('/api/recording?sessionId='+encodeURIComponent(sessionId),{method:'POST',headers:{'Content-Type':'video/webm'},body:blob}); }catch(_){}

  260.       try{recCtx&&recCtx.close();}catch(_){} recCtx=null;

  261.     };

  262.     mediaRecorder.start(1000);

  263.     startTranscription();

  264.     recBtnUpdate(true);

  265.     showRecTimer(true);

  266.     try{ws.send(JSON.stringify({type:'recording',sessionId,on:true}));}catch(_){}

  267.   }catch(e){ alert('Recording could not start on this browser.'); }

  268. }

  269. function stopRecording(){

  270.   if(mediaRecorder&&mediaRecorder.state!=='inactive'){ try{mediaRecorder.stop();}catch(_){} }

  271.   stopTranscription();

  272.   uploadTranscript();

  273.   recBtnUpdate(false);

  274.   showRecTimer(false);

  275.   try{ws.send(JSON.stringify({type:'recording',sessionId,on:false}));}catch(_){}

  276. }

  277. function _btn(id,svg,label,bg){const b=document.createElement('button');b.id=id;b.innerHTML='<span style="display:inline-flex">'+svg+'</span><span>'+label+'</span>';b.style.cssText='display:inline-flex;align-items:center;gap:7px;border:none;border-radius:12px;padding:.62rem 1rem;font-weight:600;font-size:.9rem;cursor:pointer;color:#fff;background:'+bg+';transition:background .15s,transform .08s';b.onmouseenter=()=>b.style.transform='translateY(-1px)';b.onmouseleave=()=>b.style.transform='none';return b;}

  278. function buildBar(){

  279.   if(document.getElementById('sessionBar'))return;

  280.   const bar=document.createElement('div'); bar.id='sessionBar';

  281.   bar.style.cssText='position:fixed;left:50%;bottom:18px;transform:translateX(-50%);z-index:2147483000;display:flex;gap:10px;align-items:center;background:rgba(15,23,42,.94);padding:8px 12px;border-radius:16px;box-shadow:0 10px 28px rgba(0,0,0,.35)';

  282.   const mic=_btn('micBtn',SVG_MIC,'Mic','#2563eb');

  283.   const chat=_btn('chatBtn',SVG_CHAT,'Chat','#475569');

  284.   const rec=_btn('recBtn',SVG_REC,'','#0ea5e9'); rec.title='Record'; rec.querySelectorAll('span').forEach((s,i)=>{ if(i>0) s.remove(); });

  285.   const end=_btn('endBtn2',SVG_END,'End','#dc2626');

  286.   bar.appendChild(mic);bar.appendChild(chat);bar.appendChild(rec);bar.appendChild(end);

  287.   document.body.appendChild(bar);

  288.   mic.onclick=()=>{const m=window.__mic;if(!m)return;const t=m.getAudioTracks()[0];if(!t)return;t.enabled=!t.enabled;mic.innerHTML='<span style="display:inline-flex">'+(t.enabled?SVG_MIC:SVG_MICOFF)+'</span><span>'+(t.enabled?'Mic':'Muted')+'</span>';mic.style.background=t.enabled?'#2563eb':'#6b7280';};

  289.   chat.onclick=toggleChat;

  290.   rec.onclick=()=>{ if(mediaRecorder&&mediaRecorder.state==='recording') stopRecording(); else startRecording(); };

  291.   end.onclick=()=>{ try{ws.send(JSON.stringify({type:'end-session',sessionId,reason:'agent-ended'}));}catch(_){}  };

  292.   buildChatPanel();

  293.   document.addEventListener('pointerdown',ensureAudio,{once:true});

  294.   document.addEventListener('keydown',ensureAudio,{once:true});

  295.   if('Notification' in window && Notification.permission==='default'){ try{Notification.requestPermission();}catch(_){}}

  296. }

  297. function buildChatPanel(){

  298.   if(document.getElementById('chatPanel'))return;

  299.   const p=document.createElement('div'); p.id='chatPanel';

  300.   p.style.cssText='position:fixed;right:18px;bottom:84px;width:300px;max-width:92vw;height:360px;max-height:62vh;z-index:2147483001;background:#fff;border:1px solid #e6e9ef;border-radius:16px;box-shadow:0 14px 34px rgba(0,0,0,.28);display:none;flex-direction:column;overflow:hidden';

  301.   p.innerHTML='<div style="background:#1F3B73;color:#fff;padding:.6rem .85rem;font-weight:600;font-size:.92rem;display:flex;justify-content:space-between;align-items:center">Chat <span id="chatClose" style="cursor:pointer;opacity:.85">&#10005;</span></div><div id="chatMsgs" style="flex:1;overflow-y:auto;padding:.6rem;display:flex;flex-direction:column;gap:.4rem;font-size:.85rem"></div><div style="display:flex;gap:.4rem;padding:.5rem;border-top:1px solid #e6e9ef"><input id="chatInput" placeholder="Type a message..." style="flex:1;padding:.5rem;border:1px solid #e6e9ef;border-radius:8px;font-size:.85rem;outline:none"><button id="chatSend" style="background:#FFC708;border:none;border-radius:8px;padding:.5rem .85rem;font-weight:700;cursor:pointer">Send</button></div>';

  302.   document.body.appendChild(p);

  303.   document.getElementById('chatSend').onclick=sendChat;

  304.   document.getElementById('chatClose').onclick=toggleChat;

  305.   document.getElementById('chatInput').addEventListener('keydown',e=>{if(e.key==='Enter')sendChat();});

  306. }

  307. function toggleChat(){const p=document.getElementById('chatPanel');if(!p)return;chatOpen=!chatOpen;p.style.display=chatOpen?'flex':'none';const b=document.getElementById('chatBtn');if(chatOpen){b&&(b.style.background='#475569');const i=document.getElementById('chatInput');if(i)setTimeout(()=>i.focus(),50);}}

  308. function addChat(msg){const c=document.getElementById('chatMsgs');if(!c)return;const mine=msg.from==='__self';const w=document.createElement('div');w.style.cssText='max-width:85%;padding:.4rem .6rem;border-radius:10px;'+(mine?'align-self:flex-end;background:#EAF0FB;color:#16294f':'align-self:flex-start;background:#f1f5f9;color:#1f2430');w.innerHTML='<div style="font-size:.7rem;opacity:.65;margin-bottom:2px">'+esc(msg.name||'')+'</div>'+esc(msg.text);c.appendChild(w);c.scrollTop=c.scrollHeight;if(!mine)notifyMsg(msg);}

  309. function notifyMsg(msg){const b=document.getElementById('chatBtn');if(b&&!chatOpen){b.style.background='#FFC708';b.style.color='#1f2430';}toast((msg.name||'Message')+': '+msg.text);try{beep();}catch(_){}if('Notification' in window && Notification.permission==='granted' && (document.hidden||!chatOpen)){try{new Notification('New message from '+(msg.name||'support'),{body:msg.text});}catch(_){}}}

  310. function toast(text){let t=document.getElementById('msgToast');if(!t){t=document.createElement('div');t.id='msgToast';t.style.cssText='position:fixed;top:18px;left:50%;transform:translateX(-50%);z-index:2147483600;background:#16a34a;color:#fff;padding:.7rem 1.1rem;border-radius:12px;box-shadow:0 10px 26px rgba(0,0,0,.35);font-size:.92rem;font-weight:600;border:2px solid #0c7a36;max-width:82vw;transition:opacity .4s';document.body.appendChild(t);}t.innerHTML='\ud83d\udcac '+text;t.style.opacity='1';clearTimeout(window.__toastT);window.__toastT=setTimeout(()=>{t.style.opacity='0';},2800);}

  311. let __ac=null;

  312. function ensureAudio(){try{__ac=__ac||new (window.AudioContext||window.webkitAudioContext)();if(__ac.state==='suspended')__ac.resume();}catch(_){}}

  313. function beep(){ensureAudio();if(!__ac)return;try{const o=__ac.createOscillator(),g=__ac.createGain();o.type='sine';o.connect(g);g.connect(__ac.destination);const t0=__ac.currentTime;o.frequency.setValueAtTime(880,t0);o.frequency.setValueAtTime(660,t0+0.09);g.gain.setValueAtTime(0.0001,t0);g.gain.exponentialRampToValueAtTime(0.12,t0+0.02);g.gain.exponentialRampToValueAtTime(0.0001,t0+0.22);o.start(t0);o.stop(t0+0.24);}catch(_){}}

  314. try{['pointerdown','keydown','touchstart','click'].forEach(ev=>document.addEventListener(ev,ensureAudio,{passive:true}));}catch(_){}

  315. function sendChat(){const i=document.getElementById('chatInput');if(!i)return;const t=i.value.trim();if(!t)return;if(chatChannel&&chatChannel.readyState==='open'){chatChannel.send(JSON.stringify({name:(me&&(me.name||me.email))||'Support agent',text:t}));}addChat({from:'__self',name:'You',text:t});if(recogActive)addLine('agent',(me&&(me.name||me.email))||'Agent',t,true);i.value='';}

  316. function removeSessionUI(){['sessionBar','chatPanel','remoteAudio','muteBtn','msgToast'].forEach(id=>{const e=document.getElementById(id);if(e)e.remove();});}

  317. 

  318. async function setupPeer(){

  319.   await ensureIce();

  320.   pc=new RTCPeerConnection(ICE);

  321.   inputChannel=pc.createDataChannel('input',{ordered:true});

  322.   pc.ondatachannel=(ev)=>{ if(ev.channel.label==='chat'){ chatChannel=ev.channel; chatChannel.onmessage=(e)=>{try{const mm=JSON.parse(e.data);addChat(mm);if(recogActive)addLine('customer',mm.name||'Customer',mm.text,true);}catch(_){}}; } };

  323.   pc.ontrack=(ev)=>{

  324.     if(ev.track.kind==='audio'){ let a=document.getElementById('remoteAudio'); if(!a){a=document.createElement('audio');a.id='remoteAudio';a.autoplay=true;document.body.appendChild(a);} a.srcObject=ev.streams[0]; return; }

  325.     video.srcObject=ev.streams[0]; wrap.style.display='none'; topbar.style.display='none'; video.style.display='block'; video.focus(); buildBar();

  326.   };

  327.   pc.onicecandidate=(ev)=>{if(ev.candidate)ws.send(JSON.stringify({type:'ice-candidate',sessionId,candidate:ev.candidate}));};

  328.   pc.onconnectionstatechange=()=>{ if(!pc)return; const s=pc.connectionState;

  329.     if(s==='failed'){ renderEnded('The connection was lost. Ask the customer to refresh their page for a new code.'); }

  330.     else if(s==='disconnected'){ clearTimeout(pc._dt); pc._dt=setTimeout(()=>{ if(pc&&(pc.connectionState==='disconnected'||pc.connectionState==='failed')) renderEnded('The connection was lost. Ask the customer to refresh their page for a new code.'); },8000); }

  331.     else if(s==='connected'){ clearTimeout(pc._dt); } };

  332. }

  333. const send=(o)=>{if(inputChannel&&inputChannel.readyState==='open')inputChannel.send(JSON.stringify(o));};

  334. const rel=(e)=>{const r=video.getBoundingClientRect();return{x:(e.clientX-r.left)/r.width,y:(e.clientY-r.top)/r.height};};

  335. let lm=0;

  336. video.addEventListener('mousemove',e=>{const t=performance.now();if(t-lm<30)return;lm=t;send({kind:'mousemove',...rel(e)});});

  337. video.addEventListener('mousedown',e=>{video.focus();send({kind:'mousedown',button:e.button,...rel(e)});});

  338. video.addEventListener('mouseup',e=>send({kind:'mouseup',button:e.button,...rel(e)}));

  339. video.addEventListener('dblclick',e=>send({kind:'dblclick',...rel(e)}));

  340. video.addEventListener('wheel',e=>{e.preventDefault();send({kind:'scroll',dx:e.deltaX,dy:e.deltaY});},{passive:false});

  341. video.addEventListener('contextmenu',e=>e.preventDefault());

  342. video.addEventListener('keydown',e=>{e.preventDefault();send({kind:'keydown',key:e.key,code:e.code});});

  343. video.addEventListener('keyup',e=>{e.preventDefault();send({kind:'keyup',key:e.key,code:e.code});});

  344. document.getElementById('endBtn').onclick=()=>{ws.send(JSON.stringify({type:'end-session',sessionId,reason:'agent-ended'}));};

  345. function esc(s){return String(s==null?'':s).replace(/[&<>"]/g,c=>({'&':'&amp;','<':'&lt;','>':'&gt;','"':'&quot;'}[c]));}

  346. </script>

  347. </body>

  348. </html>