import type { TeacherRequest } from '../../shared/coding-teacher';
import { parseTeacherReply } from '../../shared/teacher-reply';

export function teacherReplyInstructions(): string {
  return '本轮界面接收一个 JSON 对象 {"reply":string,"quickReplies":string[]}。reply 是回复正文，可使用 Markdown；quickReplies 是可选的后续回复建议，没有建议时用空数组。只使用这两个字段。字符串中的英文双引号、反斜杠和换行必须按 JSON 规则转义，确保整个对象是合法 JSON。依据已配置职责帮助学生整理想法、理解关系、承接已确认的共识；区分学生已确认内容与智能体建议、待定想法。回复的语言、风格、长度、前缀和建议内容遵循当前智能体的云端配置。';
}

/** The original response remains available for diagnosis when parsing is incomplete. */
export function applyTeacherReply(request: TeacherRequest, raw: string): void {
  const parsed = parseTeacherReply(raw);
  request.response = parsed.reply;
  request.suggestedQuestions = parsed.quickReplies;
  if (parsed.incomplete) request.replyIncomplete = true;
  else delete request.replyIncomplete;
  if (parsed.parseError) {
    request.replyParseError = parsed.parseError;
  } else {
    delete request.replyParseError;
    delete request.discussionError;
  }
  if (parsed.parseError || parsed.recovered) request.unparsedResponse = raw;
  else delete request.unparsedResponse;
}