Function ensureAssistantMessageForEvent

web/js/chat.js:405–423

(event)

}

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

  if (
    !["agent_start", "message_start", "text_delta", "thinking_delta", "tool_start"].includes(
      event.type
    )
  ) {
    return;
  }

  const chatArea = document.getElementById("chat-area");
  if (chatArea.classList.contains("mode-welcome")) {
    chatArea.classList.remove("mode-welcome");
    chatArea.classList.add("mode-chat");
  }

  currentAssistantMsg = appendMessage("assistant", "");
}

function handleAgentEvent(event) {
  ensureAssistantMessageForEvent(event);