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path: root/app/assets/javascripts/performance_bar/services/performance_bar_service.js
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import { parseBoolean } from '~/lib/utils/common_utils';
import axios from '~/lib/utils/axios_utils';

export default class PerformanceBarService {
  static interceptor = null;

  static fetchRequestDetails(peekUrl, requestId) {
    return axios.get(peekUrl, { params: { request_id: requestId } });
  }

  static registerInterceptor(peekUrl, callback) {
    PerformanceBarService.interceptor = (response) => {
      const [fireCallback, requestId, requestUrl] = PerformanceBarService.callbackParams(
        response,
        peekUrl,
      );

      if (fireCallback) {
        callback(requestId, requestUrl);
      }

      return response;
    };

    return axios.interceptors.response.use(PerformanceBarService.interceptor);
  }

  static removeInterceptor() {
    axios.interceptors.response.eject(PerformanceBarService.interceptor);
    PerformanceBarService.interceptor = null;
  }

  static callbackParams(response, peekUrl) {
    const requestId = response.headers && response.headers['x-request-id'];
    const requestUrl = response.config?.url;
    const cachedResponse =
      response.headers && parseBoolean(response.headers['x-gitlab-from-cache']);
    const fireCallback = requestUrl !== peekUrl && Boolean(requestId) && !cachedResponse;

    return [fireCallback, requestId, requestUrl];
  }
}