Function handleAgentEvent

web/js/chat.js:425–579

(event)

}

function handleAgentEvent(event) {
  ensureAssistantMessageForEvent(event);
  if (!currentAssistantMsg) return;

  if (
    ["text_delta", "thinking_delta", "tool_start", "tool_end"].includes(
      event.type
    )
  ) {
    hideLoadingIndicator();
  }

  switch (event.type) {
    case "agent_start":
    case "message_start":
      showLoadingIndicator();
      break;

    case "agent_end":
    case "message_end":
      hideLoadingIndicator();
      break;

    case "thinking_delta":
      const thinkingBlock = getOrCreateThinkingBlock();
      thinkingBlock.dataset.mdContent += event.delta;
      const contentEl = thinkingBlock.querySelector(".thinking-content");
      if (typeof window.marked !== "undefined") {
        contentEl.innerHTML = renderMarkdown(thinkingBlock.dataset.mdContent);
      } else {
        contentEl.textContent = thinkingBlock.dataset.mdContent;
      }
      scrollToBottom();
      break;

    case "text_delta":
      const textBlock = getOrCreateTextBlock();
      textBlock.dataset.mdContent += event.delta;
      if (typeof window.marked !== "undefined") {
        textBlock.innerHTML = renderMarkdown(textBlock.dataset.mdContent);
      } else {
        textBlock.textContent = textBlock.dataset.mdContent;
      }
      scrollToBottom();
      break;

    case "tool_start":
      if (event.toolName === "send_file") {
        queueSendFileToolCall(event.toolCallId, event.toolInput);
        scrollToBottom();
        showLoadingIndicator();
        break;
      }

      const toolCard = document.createElement("div");
      toolCard.className = "tool-card running collapsed";
      const safeInput =
        typeof event.toolInput === "string"