https://aialaarchive.org/assets/market-widgets.mjs?v=20260909-forex-table

1// Only these four entry scripts may be requested by our code. TradingView owns
2// the embedded service and its subsequent network requests; see the privacy copy.
3const scripts = Object.freeze({
4 ticker:'https://widgets.tradingview-widget.com/w/en/tv-ticker-tape.js',
5 stock:'https://s3.tradingview.com/external-embedding/embed-widget-stock-heatmap.js',
6 crypto:'https://s3.tradingview.com/external-embedding/embed-widget-crypto-coins-heatmap.js',
7 forex:'https://widgets.tradingview-widget.com/w/en/tv-forex-table.js'
8});
9const ar=document.documentElement.dir==='rtl';
10for(const section of document.querySelectorAll('[data-market-widget]')) {
11 const kind=section.dataset.marketWidget;
12 if(!Object.hasOwn(scripts,kind))continue;
13 const status=section.querySelector('.market-status');
14 const host=kind==='ticker'?section:section.querySelector('.tradingview-widget-container');
15 const script=document.createElement('script');
16 script.src=scripts[kind];script.async=true;
17 const fail=()=>{status.hidden=false;status.textContent=status.dataset.failure;section.dataset.state='failed';};
18 // Keep a useful local fallback visible while the optional third-party widget
19 // initializes; a slow service must never leave a permanent "Loading" label.
20 status.textContent=status.dataset.failure;
21 const timeout=setTimeout(fail,15000);
22 const ready=()=>{clearTimeout(timeout);status.hidden=true;section.dataset.state='ready';};
23 script.addEventListener('error',()=>{clearTimeout(timeout);fail();},{once:true});
24 if(kind==='ticker') {
25  script.type='module';
26  // Registration means the native component can render, not that quotes arrived.
27  // A late definition may recover from a slow network timeout.
28  customElements.whenDefined('tv-ticker-tape').then(ready,()=>{clearTimeout(timeout);fail();});
29 } else if(kind==='forex') {
30  script.type='module';
31  script.addEventListener('load',()=>{
32   customElements.whenDefined('tv-forex-table').then(()=>{
33    // Element registration is not evidence that price data arrived. Keep a
34    // local availability note; the element handles its own data-loading state.
35    clearTimeout(timeout);status.textContent=ar?'إذا لم تظهر الأسعار، استخدم معلومات الصفحة المستقلة عن الأداة.':'If prices do not appear, the page information remains available without the widget.';
36    section.dataset.state='registered';
37   });
38  },{once:true});
39 } else {
40  const base={width:'100%',height:440,locale:ar?'ar':'en',colorTheme:'light'};
41  const config=kind==='stock'?{...base,dataSource:'SPX500',blockSize:'market_cap_basic',blockColor:'change',grouping:'sector',exchanges:[],hasTopBar:false,isDataSetEnabled:false,isZoomEnabled:true,hasSymbolTooltip:true,isMonoSize:false,symbolUrl:''}:
42   {...base,dataSource:'Crypto',blockSize:'market_cap_calc',blockColor:'change',hasTopBar:false,isDataSetEnabled:false,isZoomEnabled:true,hasSymbolTooltip:true,isMonoSize:false,symbolUrl:''};
43  // Non-executable JSON consumed by TradingView's external loader.
44  script.textContent=JSON.stringify(config);
45  const observer=new MutationObserver(()=>{
46   const frame=host.querySelector('iframe');
47   if(!frame)return;
48   frame.title=section.getAttribute('aria-label');
49   frame.addEventListener('load',ready,{once:true});
50   frame.addEventListener('error',fail,{once:true});
51   observer.disconnect();
52  });
53  observer.observe(host,{childList:true,subtree:true});
54  setTimeout(()=>observer.disconnect(),16000);
55 }
56 host.append(script);
57}