/*****************************************************************************
 * Open MCT, Copyright (c) 2014-2023, United States Government
 * as represented by the Administrator of the National Aeronautics and Space
 * Administration. All rights reserved.
 *
 * Open MCT is licensed under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * http://www.apache.org/licenses/LICENSE-2.0.
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations
 * under the License.
 *
 * Open MCT includes source code licensed under additional open source
 * licenses. See the Open Source Licenses file (LICENSES.md) included with
 * this source code distribution or the Licensing information page available
 * at runtime from the About dialog for additional information.
 *****************************************************************************/

import { expect } from '../pluginFixtures';

/**
 * Asserts that the number of activities in the plan view matches the number of
 * activities in the plan data within the specified time bounds. Performs an assertion
 * for each activity in the plan data per group, using the earliest activity's
 * start time as the start bound and the current activity's end time as the end bound.
 * @param {import('@playwright/test').Page} page the page
 * @param {object} plan The raw plan json to assert against
 * @param {string} objectUrl The URL of the object to assert against (plan or gantt chart)
 */
export async function assertPlanActivities(page, plan, objectUrl) {
  const groups = Object.keys(plan);
  for (const group of groups) {
    for (let i = 0; i < plan[group].length; i++) {
      // Set the startBound to the start time of the first activity in the group
      const startBound = plan[group][0].start;
      // Set the endBound to the end time of the current activity
      let endBound = plan[group][i].end;
      if (endBound === startBound) {
        // Prevent oddities with setting start and end bound equal
        // via URL params
        endBound += 1;
      }

      // Switch to fixed time mode with all plan events within the bounds
      await page.goto(
        `${objectUrl}?tc.mode=fixed&tc.startBound=${startBound}&tc.endBound=${endBound}&tc.timeSystem=utc&view=plan.view`
      );

      // Assert that the number of activities in the plan view matches the number of
      // activities in the plan data within the specified time bounds
      const eventCount = await page.locator('.activity-bounds').count();
      expect(eventCount).toEqual(
        Object.values(plan)
          .flat()
          .filter((event) =>
            activitiesWithinTimeBounds(event.start, event.end, startBound, endBound)
          ).length
      );
    }
  }
}

/**
 * Returns true if the activities time bounds overlap, false otherwise.
 * @param {number} start1 the start time of the first activity
 * @param {number} end1 the end time of the first activity
 * @param {number} start2 the start time of the second activity
 * @param {number} end2 the end time of the second activity
 * @returns {boolean} true if the activities overlap, false otherwise
 */
function activitiesWithinTimeBounds(start1, end1, start2, end2) {
  return (
    (start1 >= start2 && start1 <= end2) ||
    (end1 >= start2 && end1 <= end2) ||
    (start2 >= start1 && start2 <= end1) ||
    (end2 >= start1 && end2 <= end1)
  );
}

/**
 * Navigate to the plan view, switch to fixed time mode,
 * and set the bounds to span all activities.
 * @param {import('@playwright/test').Page} page
 * @param {object} planJson
 * @param {string} planObjectUrl
 */
export async function setBoundsToSpanAllActivities(page, planJson, planObjectUrl) {
  const activities = Object.values(planJson).flat();
  // Get the earliest start value
  const start = Math.min(...activities.map((activity) => activity.start));
  // Get the latest end value
  const end = Math.max(...activities.map((activity) => activity.end));
  // Set the start and end bounds to the earliest start and latest end
  await page.goto(
    `${planObjectUrl}?tc.mode=fixed&tc.startBound=${start}&tc.endBound=${end}&tc.timeSystem=utc&view=plan.view`
  );
}

/**
 * Uses the Open MCT API to set the status of a plan to 'draft'.
 * @param {import('@playwright/test').Page} page
 * @param {import('../../appActions').CreatedObjectInfo} plan
 */
export async function setDraftStatusForPlan(page, plan) {
  await page.evaluate(async (planObject) => {
    await window.openmct.status.set(planObject.uuid, 'draft');
  }, plan);
}