fix(facebody): 优化人脸搜索失败时的重试机制

- 提取error_code到局部变量避免重复调用
- 增加对错误码22204的处理逻辑，当URL图片无法访问时尝试下载并转换为base64后重试
- 添加重试成功后的完整响应处理流程
- 记录详细的重试过程日志便于问题排查
- 保留原始错误响应的日志记录
- 确保所有异常路径都返回有效的响应对象

src/main/java/com/ycwl/basic/facebody/adapter/BceFaceBodyAdapter.java

@@ -314,7 +314,8 @@ public class BceFaceBodyAdapter implements IFaceBodyAdapter {
             } catch (InterruptedException ignored) {
             }
             JSONObject response = client.search(faceUrl, "URL", dbName, options);
-            if (response.getInt("error_code") == 0) {
+            int errorCode = response.getInt("error_code");
+            if (errorCode == 0) {
                 resp.setOriginalFaceScore(100f);
                 JSONObject resultObj = response.getJSONObject("result");
                 if (resultObj == null) {
@@ -337,7 +338,52 @@ public class BceFaceBodyAdapter implements IFaceBodyAdapter {
                     resp.setFirstMatchRate(result.getFirst().getScore());
                 }
                 return resp;
+            } else if (errorCode == 222204) {
+                // error_code: 222204 表示无法正常访问URL图片,尝试下载并转换为base64后重试
+                log.warn("搜索人脸时无法正常访问URL图片,错误码: 222204,尝试下载图片转base64后重试,URL: {}", faceUrl);
+                String base64Image = downloadImageAsBase64(faceUrl);
+                if (base64Image != null) {
+                    try {
+                        searchFaceLimiter.acquire();
+                    } catch (InterruptedException ignored) {
+                    }
+                    JSONObject retryResponse = client.search(base64Image, "BASE64", dbName, options);
+                    if (retryResponse.getInt("error_code") == 0) {
+                        log.info("使用base64重试搜索人脸成功");
+                        resp.setOriginalFaceScore(100f);
+                        JSONObject resultObj = retryResponse.getJSONObject("result");
+                        if (resultObj == null) {
+                            resp.setFirstMatchRate(0f);
+                            return resp;
+                        }
+                        JSONArray userList = resultObj.getJSONArray("user_list");
+                        List<SearchFaceResultItem> result = new ArrayList<>();
+                        for (int i = 0; i < userList.length(); i++) {
+                            JSONObject user = userList.getJSONObject(i);
+                            SearchFaceResultItem item = new SearchFaceResultItem();
+                            item.setDbName(dbName);
+                            item.setFaceId(user.getString("user_id"));
+                            item.setExtData(user.getString("user_info"));
+                            item.setScore(user.getBigDecimal("score").divide(BigDecimal.valueOf(100), 6, RoundingMode.HALF_UP).floatValue());
+                            result.add(item);
+                        }
+                        resp.setResult(result);
+                        if (!result.isEmpty()) {
+                            resp.setFirstMatchRate(result.getFirst().getScore());
+                        }
+                        return resp;
+                    } else {
+                        log.warn("使用base64重试搜索人脸仍失败！{}", retryResponse);
+                        resp.setOriginalFaceScore(0f);
+                        return resp;
+                    }
+                } else {
+                    log.error("下载图片转base64失败,无法重试,URL: {}", faceUrl);
+                    resp.setOriginalFaceScore(0f);
+                    return resp;
+                }
             } else {
+                log.warn("搜索人脸失败,错误码: {}, 响应: {}", errorCode, response);
                 resp.setOriginalFaceScore(0f);
                 return resp;
             }