/*
 * SonarQube
 * Copyright (C) 2009-2022 SonarSource SA
 * mailto:info AT sonarsource DOT com
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
/* eslint-disable no-console */
const fs = require('fs');

const ES_ITEM_CATEGORY = 'Validate-UT-Frontend';
const ES_ITEM_KIND = 'testcase';
const ES_ITEM_OPERATION = 'total';
const ES_ITEM_SUITE = 'Standalone';

module.exports = class ElasticSearchReporter {
  constructor(globalConfig, options) {
    this.rootDir = globalConfig.rootDir;
    this.outputFilepath = options.outputFilepath;
  }

  stripFilePath(path) {
    return path.replace(this.rootDir, '');
  }

  writeToFile(data) {
    try {
      fs.writeFileSync(this.outputFilepath, JSON.stringify(data));
    } catch (e) {
      console.error(e);
    }
  }

  collectTestData(testClassResults) {
    const commit = process.env.GIT_SHA1;
    const build = process.env.BUILD_NUMBER;

    const data = testClassResults.reduce((flattenedTestResults, testClassResult) => {
      const formattedTestResults = this.formatTestResults(testClassResult, commit, build);

      return flattenedTestResults.concat(formattedTestResults);
    }, []);

    this.writeToFile(data);
  }

  formatTestResults(testClassResult, commit, build) {
    const timestamp = new Date(testClassResult.perfStats.start).toISOString();
    const testClass = this.stripFilePath(testClassResult.testFilePath);

    return testClassResult.testResults.map(testResult => ({
      commit,
      build,
      category: ES_ITEM_CATEGORY,
      kind: ES_ITEM_KIND,
      operation: ES_ITEM_OPERATION,
      suite: ES_ITEM_SUITE,
      measureClass: '',
      measureMethod: '',
      timestamp,
      testClass,
      testMethod: testResult.fullName,
      duration: testResult.duration
    }));
  }

  onRunComplete(contexts, { testResults }) {
    if (!this.outputFilepath) {
      throw new Error('option `outputFilepath` is undefined');
    }

    this.collectTestData(testResults);
  }
};