UBL XML Generator: Keep the Draft Separate From Validation

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<html lang="en-US"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width,initial-scale=1"><title>UBL XML Generator: Keep the Draft Separate From Validation</title><style>:root{--bg:#edf1f5;--paper:#fff;--ink:#193449;--accent:#245d86;--tint:#dfeaf2;--line:#c4d0da;--muted:#40586a;--button:#fff}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.55 system-ui,sans-serif}main{max-width:1000px;margin:auto;padding:22px clamp(18px,4vw,42px) 38px}header{border-bottom:2px solid var(--accent);padding-bottom:14px;margin-bottom:18px}h1{font-size:clamp(26px,4vw,36px);line-height:1.15;margin:4px 0 10px}h2{font-size:22px;line-height:1.3;margin:0 0 14px}h3{font-size:19px}p{margin:0 0 14px}.eyebrow{font-size:16px;font-weight:750;color:var(--accent)}.lede{max-width:800px}.panel{background:var(--paper);border:1px solid var(--line);border-radius:9px;padding:20px;margin:18px 0}.workbench{border-top:4px solid var(--accent)}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.grid>*{min-width:0}label{display:block;font-size:16px;font-weight:650;margin:12px 0 6px}input,textarea,select{font:inherit;color:var(--ink);background:var(--paper);border:1px solid #7b8893;border-radius:5px;padding:10px;width:100%;min-width:0}textarea{resize:vertical;line-height:1.45}input[type=checkbox],input[type=radio]{width:21px;height:21px;vertical-align:middle;margin-right:9px}button{font:650 16px/1.4 system-ui,sans-serif;padding:11px 15px;min-height:46px;background:var(--accent);border:2px solid var(--accent);color:var(--button);border-radius:5px;cursor:pointer}button:disabled{opacity:.55;cursor:default}.buttons{display:flex;gap:9px;flex-wrap:wrap;margin:14px 0}.buttons>*{flex:1 1 auto}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #c05b00;outline-offset:3px}.result{font:600 17px/1.6 ui-monospace,monospace;white-space:pre-wrap;overflow-wrap:anywhere;background:var(--tint);padding:16px;border-left:4px solid var(--accent);min-height:65px;margin:16px 0}.sample{padding:14px 16px;border-left:3px solid var(--accent);background:var(--tint);margin:12px 0}.muted{color:var(--muted)}pre,code{font:16px/1.6 ui-monospace,monospace;white-space:pre-wrap;overflow-wrap:anywhere}pre{margin:12px 0}table{border-collapse:collapse;width:100%;table-layout:fixed;font-size:16px}th,td{text-align:left;vertical-align:top;padding:10px 8px;border-bottom:1px solid var(--line);overflow-wrap:anywhere}th{background:var(--tint)}svg{max-width:100%;height:auto;display:block}details{margin:20px 0}summary{font-weight:700;cursor:pointer}footer{margin-top:28px;border-top:1px solid var(--line);padding-top:18px;font-size:16px}a{color:var(--accent)}.reading{font-family:Georgia,serif}.codeview{border-radius:0;box-shadow:7px 7px 0 var(--tint)}.token{display:inline-block;padding:8px 12px;margin:4px;border:1px solid var(--line);border-radius:4px;background:var(--paper)}.swatch{min-height:30px}.split{display:grid;grid-template-columns:1.1fr 1fr;gap:22px}ol{padding-left:25px}li{margin:9px 0}@media(max-width:600px){main{padding:16px}.grid,.split{grid-template-columns:1fr}.panel{padding:16px;margin:14px 0}h1{font-size:27px}header{padding-bottom:10px}.buttons{gap:8px}.result{padding:13px}th,td{padding:8px 5px}}header .lede{overflow-wrap:anywhere}</style></head><body><main><header><div class="eyebrow">Original practice fixture · local workbench</div><h1>Generate a draft, keep validation separate</h1><p class="lede">Generate fictional invoice INV-DEMO-136, dated October 14, 2026, for 24.00 USD. Keep the draft separate from validation; no tax or price is inferred.</p></header><pre id="result" class="result" role="status" aria-live="polite" aria-atomic="true">Fictional INV-DEMO-136 · 24.00 USD. Generation is separate from validation.</pre><label for="date">IssueDate</label><input id="date" value="2026-10-14" ><label for="description">Item description</label><input id="description" value="Training packet" ><div class="buttons"><button type="button" id="generate">Generate draft</button><button type="button" id="failing">Missing-currency test copy</button></div><section class="panel"><h2>Native XML text</h2><p id="fixture">UBL 2.1 fixture: INV-DEMO-136, IssueDate 2026-10-14. Supplier: Cedar Practice. Customer: Workshop Practice. Line 1: Training packet. LineExtensionAmount and PayableAmount: 24.00 USD each. Invoice-2 uses the cac and cbc namespaces.</p><h3>Normal draft</h3><pre id="xml"></pre><h3>Negative test copy · missing payable currency</h3><pre id="failing-xml"></pre></section><section class="panel"><h2>Validation stages</h2><p>Parse: not run. XSD: not run. Code lists: not run. Receiving profile: to confirm.</p></section><footer><p>This generates draft XML text locally; it does not validate XSD/code lists/profile, sign, submit, pay, or establish legal compliance.</p><p>Use a prepared HTML explanation in <a href="https://nos-workspace.com/">NOS</a> when reviewing this bounded UBL 2.1 XML draft generator. Eligible static instructions can be revised in visual editing mode; dynamic outputs follow their controls.</p></footer></main><script>
(()=>{'use strict';const $=s=>document.querySelector(s);const out=s=>{$('#result').textContent=s;};const val=id=>$('#'+id).value;const num=id=>{const s=val(id).trim();return s===''?NaN:Number(s);};const on=(id,fn)=>$('#'+id).addEventListener('click',fn);const watch=ids=>{for(const id of ids)for(const event of ['input','change'])$('#'+id).addEventListener(event,()=>out('Inputs changed. Run the action to update this result.'));};const fmt=(n,d=4)=>Math.abs(n)<1e-10?(0).toFixed(d):n.toFixed(d);
(function(){for(const id of ['date','description'])$('#'+id).addEventListener('input',()=>{$('#xml').textContent='';$('#failing-xml').textContent='';out('Source changed. Generate a current draft.');});function generate(failing){const date=val('date').trim(),d=val('description');if(!/^[0-9]{4}-[0-9]{2}-[0-9]{2}$/.test(date)||!Number.isFinite(Date.parse(date))||new Date(date).toISOString().slice(0,10)!==date||!d.trim()||d.length>500){$('#xml').textContent='';$('#failing-xml').textContent='';out('Held: real YYYY-MM-DD IssueDate and 1–500 character description required.');return;}const escape=s=>s.replaceAll('&','&amp;').replaceAll('<','&lt;').replaceAll('>','&gt;').replaceAll('"','&quot;').replaceAll("'","&apos;");const lines=['<?xml version="1.0" encoding="UTF-8"?>','<Invoice xmlns="urn:oasis:names:specification:ubl:schema:xsd:Invoice-2" xmlns:cac="urn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComponents-2" xmlns:cbc="urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2">','<cbc:ID>INV-DEMO-136</cbc:ID>','<cbc:IssueDate>'+date+'</cbc:IssueDate>','<cac:AccountingSupplierParty><cac:Party><cac:PartyName><cbc:Name>Cedar Practice</cbc:Name></cac:PartyName></cac:Party></cac:AccountingSupplierParty>','<cac:AccountingCustomerParty><cac:Party><cac:PartyName><cbc:Name>Workshop Practice</cbc:Name></cac:PartyName></cac:Party></cac:AccountingCustomerParty>','<cac:LegalMonetaryTotal><cbc:PayableAmount'+(failing?'':' currencyID="USD"')+'>24.00</cbc:PayableAmount></cac:LegalMonetaryTotal>','<cac:InvoiceLine><cbc:ID>1</cbc:ID><cbc:LineExtensionAmount currencyID="USD">24.00</cbc:LineExtensionAmount><cac:Item><cbc:Description>'+escape(d)+'</cbc:Description></cac:Item></cac:InvoiceLine>','</Invoice>'];$(failing?'#failing-xml':'#xml').textContent=lines.join('\n');out(failing?'Deliberate failing copy: PayableAmount currencyID omitted; line currency retained. Validator not run.':'Draft XML text generated. Parse,XSD,code-list,profile checks not run.');}on('generate',()=>generate(false));on('failing',()=>generate(true));})();
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