import type { AgentRunSnapshot } from "../canvas-agent-runtime/protocol";

/** Only ordinary assistant text belongs in chat; never use reasoning/tool events. */
export function publicAssistantText(text: string) {
  return text.replace(/<think>[\s\S]*?<\/think>/gi, "")
    .replace(/\bZCode\b/gi, "Agent")
    .replace(/(?:sk-[\w-]{12,}|Bearer\s+[\w.-]+)/gi, "[已隐藏]");
}

export function canvasAgentReplyText(snapshot: Pick<AgentRunSnapshot, "assistantText" | "message">) {
  const text = snapshot.assistantText || "";
  const final = publicAssistantText(snapshot.message || "").trim();
  return !final || text.trimEnd().endsWith(final) ? text : text ? `${text.trimEnd()}\n\n${final}` : final;
}