/*****************************************************************************
 * Open MCT, Copyright (c) 2014-2022, 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.
 *****************************************************************************/

/*
Testsuite for plot autoscale.
*/

const { test, expect } = require('../../../../pluginFixtures');
test.use({
    viewport: {
        width: 1280,
        height: 720
    }
});

test.describe('Autoscale', () => {
    test('User can set autoscale with a valid range @snapshot', async ({ page, openmctConfig }) => {
        const { myItemsFolderName } = openmctConfig;

        //This is necessary due to the size of the test suite.
        test.slow();

        await page.goto('./', { waitUntil: 'networkidle' });

        await setTimeRange(page);

        await createSinewaveOverlayPlot(page, myItemsFolderName);

        await testYTicks(page, ['-1.00', '-0.50', '0.00', '0.50', '1.00']);

        // enter edit mode
        await page.click('button[title="Edit"]');

        await turnOffAutoscale(page);

        await setUserDefinedMinAndMax(page, '-2', '2');

        // save
        await page.click('button[title="Save"]');
        await Promise.all([
            page.locator('li[title = "Save and Finish Editing"]').click(),
            //Wait for Save Banner to appear
            page.waitForSelector('.c-message-banner__message')
        ]);
        //Wait until Save Banner is gone
        await page.locator('.c-message-banner__close-button').click();
        await page.waitForSelector('.c-message-banner__message', { state: 'detached'});

        // Make sure that after turning off autoscale, the user entered range values are reflexted in the ticks.
        await testYTicks(page, ['-2.00', '-1.50', '-1.00', '-0.50', '0.00', '0.50', '1.00', '1.50', '2.00']);

        const canvas = page.locator('canvas').nth(1);

        await canvas.hover({trial: true});

        expect.soft(await canvas.screenshot()).toMatchSnapshot('autoscale-canvas-prepan.png', { animations: 'disabled' });

        //Alt Drag Start
        await page.keyboard.down('Alt');

        await canvas.dragTo(canvas, {
            sourcePosition: {
                x: 200,
                y: 200
            },
            targetPosition: {
                x: 400,
                y: 400
            }
        });

        //Alt Drag End
        await page.keyboard.up('Alt');

        // Ensure the drag worked.
        await testYTicks(page, ['0.00', '0.50', '1.00', '1.50', '2.00', '2.50', '3.00', '3.50']);

        //Wait for canvas to stablize.
        await canvas.hover({trial: true});

        expect.soft(await canvas.screenshot()).toMatchSnapshot('autoscale-canvas-panned.png', { animations: 'disabled' });
    });
});

/**
 * @param {import('@playwright/test').Page} page
 * @param {string} start
 * @param {string} end
 */
async function setTimeRange(page, start = '2022-03-29 22:00:00.000Z', end = '2022-03-29 22:00:30.000Z') {
    // Set a specific time range for consistency, otherwise it will change
    // on every test to a range based on the current time.

    const timeInputs = page.locator('input.c-input--datetime');
    await timeInputs.first().click();
    await timeInputs.first().fill(start);

    await timeInputs.nth(1).click();
    await timeInputs.nth(1).fill(end);
}

/**
 * @param {import('@playwright/test').Page} page
 * @param {string} myItemsFolderName
 */
async function createSinewaveOverlayPlot(page, myItemsFolderName) {
    // click create button
    await page.locator('button:has-text("Create")').click();

    // add overlay plot with defaults
    await page.locator('li[role="menuitem"]:has-text("Overlay Plot")').click();
    await Promise.all([
        page.waitForNavigation(),
        page.locator('button:has-text("OK")').click(),
        //Wait for Save Banner to appear1
        page.waitForSelector('.c-message-banner__message')
    ]);
    //Wait until Save Banner is gone
    await page.locator('.c-message-banner__close-button').click();
    await page.waitForSelector('.c-message-banner__message', { state: 'detached'});

    // save (exit edit mode)
    await page.locator('text=Snapshot Save and Finish Editing Save and Continue Editing >> button').nth(1).click();
    await page.locator('text=Save and Finish Editing').click();

    // click create button
    await page.locator('button:has-text("Create")').click();

    // add sine wave generator with defaults
    await page.locator('li[role="menuitem"]:has-text("Sine Wave Generator")').click();
    await Promise.all([
        page.waitForNavigation(),
        page.locator('button:has-text("OK")').click(),
        //Wait for Save Banner to appear1
        page.waitForSelector('.c-message-banner__message')
    ]);
    //Wait until Save Banner is gone
    await page.locator('.c-message-banner__close-button').click();
    await page.waitForSelector('.c-message-banner__message', { state: 'detached'});

    // focus the overlay plot
    await page.locator(`text=Open MCT ${myItemsFolderName} >> span`).nth(3).click();
    await Promise.all([
        page.waitForNavigation(),
        page.locator('text=Unnamed Overlay Plot').first().click()
    ]);
}

/**
 * @param {import('@playwright/test').Page} page
 */
async function turnOffAutoscale(page) {
    // uncheck autoscale
    await page.getByRole('listitem').filter({ hasText: 'Auto scale' }).getByRole('checkbox').uncheck();
}

/**
 * @param {import('@playwright/test').Page} page
 * @param {string} min
 * @param {string} max
 */
async function setUserDefinedMinAndMax(page, min, max) {
    // set minimum value
    const minRangeInput = page.getByRole('listitem').filter({ hasText: 'Minimum Value' }).locator('input[type="number"]');
    await minRangeInput.click();
    await minRangeInput.fill(min);

    // set maximum value
    const maxRangeInput = page.getByRole('listitem').filter({ hasText: 'Maximum Value' }).locator('input[type="number"]');
    await maxRangeInput.click();
    await maxRangeInput.fill(max);
}

/**
 * @param {import('@playwright/test').Page} page
 */
async function testYTicks(page, values) {
    const yTicks = page.locator('.gl-plot-y-tick-label');
    await page.locator('canvas >> nth=1').hover();
    let promises = [yTicks.count().then(c => expect(c).toBe(values.length))];

    for (let i = 0, l = values.length; i < l; i += 1) {
        promises.push(expect.soft(yTicks.nth(i)).toHaveText(values[i])); // eslint-disable-line
    }

    await Promise.all(promises);
}