// server/api/records.get.ts - 用户问答记录接口，供 Nuxt Dashboard 表格展示
import { getQuery } from "h3";

import { createApiLogger } from "~~/server/utils/logging";
import { getQaRecords } from "~~/server/utils/runtimeState";

/**
 * 用户问答记录接口（分页，最新在前）
 *
 * 安全边界：
 * - 必须携带有效 session cookie（由 api-auth middleware 统一鉴权）
 * - 只返回当前登录用户自己的记录，用 userId 严格隔离
 * - 不包含 OpenAI 响应体、API Key 或内部错误
 */
export default defineEventHandler(async (event) => {
  const logger = createApiLogger(event, "api.records");

  const query = getQuery(event);
  const rawPage = Number.parseInt(query.page?.toString() || "1", 10);
  const rawSize = Number.parseInt(query.size?.toString() || "10", 10);
  const size = Number.isFinite(rawSize)
    ? Math.min(Math.max(rawSize, 1), 100)
    : 10;
  const page = Number.isFinite(rawPage) ? Math.max(rawPage, 1) : 1;

  const { records, total } = await getQaRecords(event.context.auth!.user.id, {
    page,
    size
  });

  logger.info("finish_success", {
    page,
    size,
    total,
    count: records.length
  });

  return {
    success: true,
    records,
    page,
    size,
    total
  };
});