import type { IImageHistoryDetail } from "#shared/types/openai";
import {
  clearNewApiAuthCookies,
  createApiLogger,
  createErrorResponse,
  createSuccessResponse,
  createUpstreamErrorResponse,
  getImageGenerationDetail,
  getNewApiUserIdFromCookie,
  isUnauthorizedError,
  toSafeLogError
} from "~~/server/utils";

export default defineEventHandler(async (event) => {
  const logger = createApiLogger("images.history.detail");
  logger.info("开始");

  try {
    const userId = getNewApiUserIdFromCookie(event);
    const recordId = parseRecordId(getRouterParam(event, "id"));

    logger.info("查询参数", {
      userId,
      recordId: recordId.toString()
    });

    const result = await getImageGenerationDetail(userId, recordId);

    if (!result) {
      logger.warn("记录不存在", {
        userId,
        recordId: recordId.toString()
      });
      return createErrorResponse(404, "生图记录不存在");
    }

    logger.done("成功", {
      userId,
      recordId: recordId.toString(),
      status: result.status,
      hasHostedImageUrl: Boolean(result.hostedImageUrl)
    });

    return createSuccessResponse<IImageHistoryDetail>(
      result,
      "获取生图详情成功"
    );
  } catch (error) {
    if (isUnauthorizedError(error)) {
      clearNewApiAuthCookies(event);
      logger.warn("未登录或登录态失效", {
        error: toSafeLogError(error)
      });
      return createErrorResponse(401, "未登录");
    }

    logger.error("失败", {
      error: toSafeLogError(error)
    });
    return createUpstreamErrorResponse(error, "获取生图详情失败");
  }
});

const parseRecordId = (value: string | undefined): bigint => {
  if (!value || !/^\d+$/.test(value)) {
    throw createError({
      statusCode: 400,
      statusMessage: "生图记录 ID 不正确"
    });
  }

  return BigInt(value);
};