/**
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; under version 2
 * of the License (non-upgradable).
 *
 * 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 General Public License for more details.
 *
 * You should have received a copy of the GNU 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.
 *
 * Copyright (c) 2019 (original work) Open Assessment Technologies SA ;
 */

/**
 * Pointer Commands
 */

/**
 * Selects the text content of passed element
 * @see https://github.com/cypress-io/cypress/issues/2839#issuecomment-447012818
 */
Cypress.Commands.add('selectText', { prevSubject: true }, (subject) => {
    cy.wrap(subject)
        .trigger('mousedown')
        .then(($el) => {
            const el = $el[0];
            const document = el.ownerDocument;
            const range = document.createRange();
            range.selectNodeContents(el);
            document.getSelection().removeAllRanges(range);
            document.getSelection().addRange(range);
        })
        .trigger('mouseup');

    cy.document().trigger('selectionchange');
    return cy.wrap(subject);
});

/**
 * Drags a DOM element by simulating mouse events
 * @param {Object} point
 * @param {Number} point.x
 * @param {Number} point.y
 * @param {String} [position] - Valid positions are topLeft, top, topRight, left, center, right, bottomLeft, bottom, and bottomRight
 * @returns {DOMElement}
 */
Cypress.Commands.add('dragToPoint', { prevSubject: true }, (subject, point, position = 'center') => {
    cy.wrap(subject)
        .trigger('mousedown', position, { force: true })
        .trigger('mousemove', { force: true, pageX: point.x, pageY: point.y, clientX: point.x, clientY: point.y, view: window })
        .trigger('mouseup');

    return cy.wrap(subject);
});

/**
 * Asserts that subject is not clickable (covered up, offscreen...)
 * @see https://stackoverflow.com/questions/52073331/assert-that-element-is-not-actionable-in-cypress
 *
 * Any assertions that follow this command will never be run, so make sure it is
 * the last in the `it()` block (or ideally an `it()` to itself)
 */
Cypress.Commands.add("isNotActionable", { prevSubject: true }, function(subject) {
    cy.once('fail', (err) => {
        expect(err.message).to.include('cy.click() failed because this element');
        expect(err.message).to.include('is being covered by another element');
    });
    cy.get(subject).click({ timeout: 25 }).then(() => {
        // '.then' will only fire if '.click' succeeded
        throw new Error('Expected element NOT to be clickable, but click() succeeded');
    });
});