Function renderAssistant

app/src/modules/renderer.js:727–767

(evt)

// ---- Assistant ----
function renderAssistant(evt) {
  const blocks = evt.message.content || [];
  const msgId = evt.message.id;
  const usage = evt.message.usage;

  syncConfirmedModel(evt.message.model, { allowToast: true });

  for (const b of blocks) {
    try {
      if (b.type === 'thinking' && b.thinking) renderThinking(b);
      else if (b.type === 'text' && b.text) { closeGroup(); renderText(b.text, msgId); }
      else if (b.type === 'tool_use') {
        const toolName = b.name || '';
        if (isTodoTool(toolName)) {
          handleTodoToolUse(b);
        }
        if (registerInteractiveToolUse(b)) {
          // handled by interaction state machine
        } else if (!HIDDEN_STEP_TOOLS.has(toolName)) {
          renderTool(b);
        }
      }
    } catch (e) {
      console.error('[renderBlock]', e);
    }
  }

  if (usage && evt.message.stop_reason) {
    const total = (usage.input_tokens || 0) + (usage.cache_read_input_tokens || 0) +
                  (usage.cache_creation_input_tokens || 0) + (usage.output_tokens || 0);
    if (total > 0 && S.currentGroup) {
      let tc = S.currentGroup.querySelector('.token-count');
      if (!tc) {
        tc = document.createElement('div');
        tc.className = 'token-count';
        S.currentGroup.appendChild(tc);
      }
      tc.textContent = formatTokens(total);
    }
  }
}

function renderText(text, msgId) {
  let el = S.messageMap.get(msgId);