墨水屏Rlog按time重排

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墨水屏Rlog按time重排

Modify specific fetch responses on a given page.
当前为 2024-10-23 提交的版本，查看最新版本。
换行
// ==UserScript==
// @name         墨水屏Rlog按time重排
// @namespace    aizigao
// @version      1.0
// @run_at      document-start
// @description  Modify specific fetch responses on a given page.
// @author       You
// @match        https://log-search-docker.zuoyebang.cc/explore
// @grant        none
// @license MIT
// ==/UserScript==

(function () {
  'use strict';

  const originalFetch = window.fetch;
  const log = (...args) => console.log('😜', ...args);
  function get(obj, path, defaultValue = undefined) {
    const keys = Array.isArray(path) ? path : path.split('.');
    let result = obj;
    for (const key of keys) {
      result = result ? result[key] : undefined;
      if (result === undefined) {
        return defaultValue;
      }
    }
    return result;
  }
  function set(obj, path, value) {
    const keys = Array.isArray(path) ? path : path.split('.');
    let current = obj;
    keys.forEach((key, index) => {
      if (index === keys.length - 1) {
        current[key] = value;
      } else {
        current[key] = current[key] || {};
        current = current[key];
      }
    });
    return obj;
  }

  const TARGET_APP_AUTH = ['zphybrid-log-debug', 'zphybrid-log']
  const authKey = (() => {
    const queryString = window.location.search;
    const urlParams = new URLSearchParams(queryString);
    // 获取特定参数
    const left = urlParams.get('left'); // 'John'
    log(left)
    if (!left) {
      return ''
    }
    const qsObjRList = JSON.parse(left)
    // log(qsObjR)
    const target = qsObjRList.find(i => i.queryText)
    if (!target) {
      return ''
    }
    const m = target.queryText.match(/app="([^"]+?)"/)
    return m ? m[1] : ''
  })();

  log('authKey', authKey)

  if (TARGET_APP_AUTH.includes(authKey)) {

    window.fetch = async function (resource, init) {
      // Check if the request URL matches the target API endpoint
      if (typeof resource === 'string' && resource.includes('/loki/api/v1/query_range')) {
        log('Intercepted fetch request:', resource);

        // Call the original fetch
        const response = await originalFetch(resource, init);

        // Clone the response so we can modify it
        const clonedResponse = response.clone();
        const data = await clonedResponse.json();

        // Modify the response data
        log('Original response data:', data);

        const originList = get(data, ['data', 'result', 0, 'values'], []);
        const rstList = originList
          .map(([_oldTs, objStr]) => {
            const obj = JSON.parse(objStr);
            const time = obj.time;
            const content = JSON.parse(obj.content);
            delete obj.content;
            return [
              String(time * 1e6),
              JSON.stringify({
                ...content,
                ...obj,
              }),
            ];
          })
          .sort((a, b) => a[0] > b[0]);

        // Example modification: add a custom field to the response

        data.customField = 'Modified content';
        if (originList.length) {
          set(data, ['data', 'result', 0, 'values'], rstList);
        }
        // Create a new response with the modified data
        const modifiedResponse = new Response(JSON.stringify(data), {
          status: response.status,
          statusText: response.statusText,
          headers: response.headers,
        });

        log('Modified response data:', data);

        return modifiedResponse;
      }

      // If not our target URL, just proceed with the normal fetch
      return originalFetch(resource, init);
    };
  }
})();