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fix(botui): improve HTML streaming rendering to avoid loading dots lock

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Rodrigo Rodriguez (Pragmatismo) 2026-04-22 20:45:40 +00:00
parent fd56e401f4
commit 8069fbab28
1 changed files with 6 additions and 9 deletions
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15
botui/ui/suite/partials/chat.html
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@ -757,16 +757,13 @@ function addMessage(sender, content, msgId) {
var renderInterval = 200; // ms between renders
function isTagBalanced(html) {
// The browser's DOM parser is very resilient with unclosed tags.
// Blocking render until tags are perfectly balanced causes the entire
// message to be hidden (showing loading dots) if the LLM wraps everything
// in an outer <div>...</div> until the very last token.
// We only check if we're in the middle of writing a tag itself (e.g. "<di").
if (!html) return true;
// Count open vs close tags for common block elements
var tags = ['div', 'p', 'span', 'b', 'i', 'strong', 'em', 'table', 'tr', 'td', 'ul', 'ol', 'li'];
for (var i = 0; i < tags.length; i++) {
var tag = tags[i];
var openCount = (html.match(new RegExp('<' + tag + '(\\s+|>)', 'gi')) || []).length;
var closeCount = (html.match(new RegExp('</' + tag + '>', 'gi')) || []).length;
if (openCount !== closeCount) return false;
}
// Check if we are currently inside an opening tag (e.g. <div class="...)
var lastChevronOpen = html.lastIndexOf('<');
var lastChevronClose = html.lastIndexOf('>');
if (lastChevronOpen > lastChevronClose) return false;