// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
// See LICENSE.txt for license information.

// ***************************************************************
// - [#] indicates a test step (e.g. # Go to a page)
// - [*] indicates an assertion (e.g. * Check the title)
// - Use element ID when selecting an element. Create one if none.
// ***************************************************************

// Stage: @prod
// Group: @channels @markdown @not_cloud

import * as TIMEOUTS from '@/fixtures/timeouts';

describe('Markdown', () => {
    before(() => {
        // # Update config
        cy.apiUpdateConfig({
            ImageProxySettings: {
                Enable: true,
                ImageProxyType: 'local',
            },
        });

        // # Login as new user, create new team and off-topic
        cy.apiInitSetup({loginAfter: true}).then(({offTopicUrl}) => {
            cy.visit(offTopicUrl);
        });
    });

    const baseUrl = Cypress.config('baseUrl');

    it('with in-line images 1', () => {
        // #  Post markdown message
        cy.postMessageFromFile('markdown/markdown_inline_images_1.md');

        // * Verify that HTML Content is correct.
        // Note we check width and height to verify that img element is actually loaded
        cy.getLastPostId().then((postId) => {
            cy.get(`#postMessageText_${postId}`).find('div.markdown-inline-img__container').
                should('contain', 'Mattermost/platform build status:  ');

            cy.get(`#postMessageText_${postId}`).find('img').
                should('have.class', 'markdown-inline-img').
                and('have.class', 'markdown-inline-img--hover').
                and('have.attr', 'alt', 'Build Status').
                and('have.attr', 'src', `${baseUrl}/api/v4/image?url=https%3A%2F%2Fraw.githubusercontent.com%2Fmattermost%2Fmattermost%2Fmaster%2Fe2e-tests%2Fcypress%2Ftests%2Ffixtures%2Fmattermost-icon_128x128.png`).
                and((inlineImg) => {
                    expect(inlineImg.height()).to.be.closeTo(128, 2);
                }).
                and('have.css', 'width', '128px');
        });
    });

    it('with in-line images 2', () => {
        // #  Post markdown message
        cy.postMessageFromFile('markdown/markdown_inline_images_2.md');

        // * Verify that HTML Content is correct.
        // Note we check width and height to verify that img element is actually loaded
        cy.getLastPostId().then((postId) => {
            cy.get(`#postMessageText_${postId}`).find('div').
                should('have.text', 'GitHub favicon:  ').
                and('have.class', 'markdown-inline-img__container');

            cy.get(`#postMessageText_${postId}`).find('img').
                should('have.class', 'markdown-inline-img').
                and('have.class', 'markdown-inline-img--hover').
                and('have.class', 'cursor--pointer').
                and('have.class', 'a11y--active').
                and('have.attr', 'alt', 'Github').
                and('have.attr', 'src', `${baseUrl}/api/v4/image?url=https%3A%2F%2Fgithub.githubassets.com%2Ffavicon.ico`).
                and('have.css', 'height', '32px').
                and('have.css', 'width', '32px');
        });
    });

    it('opens image preview window when image is clicked', () => {
        // For example a png image

        // #  Post markdown message
        cy.postMessageFromFile('markdown/markdown_inline_images_6.md').wait(TIMEOUTS.TWO_SEC);

        cy.uiGetPostBody().within(() => {
            cy.get('.markdown-inline-img').
                should('be.visible').
                and((inlineImg) => {
                    expect(inlineImg.height()).to.be.closeTo(25, 2);
                    expect(inlineImg.width()).to.be.closeTo(340, 2);
                }).
                click();
        });

        // * Verify that the preview modal opens
        cy.uiGetFilePreviewModal();

        // # Close the modal
        cy.uiCloseFilePreviewModal();
    });

    it('opens file preview window when icon image is clicked', () => {
        // Icon (.ico) files are opened in a file preview window

        // #  Post markdown message
        cy.postMessageFromFile('markdown/markdown_inline_images_2.md');

        cy.uiGetPostBody().within(() => {
            cy.get('.markdown-inline-img').
                should('be.visible').
                and('have.css', 'height', '32px').
                and('have.css', 'width', '32px').
                click();
        });

        // * Verify that the preview modal opens
        cy.uiGetFilePreviewModal();

        // # Close the modal
        cy.uiCloseFilePreviewModal();
    });

    it('channel header is markdown image', () => {
        // # Update channel header
        cy.updateChannelHeader('![MM Logo](https://raw.githubusercontent.com/mattermost/mattermost/master/e2e-tests/cypress/tests/fixtures/small-image.png)').wait(TIMEOUTS.TWO_SEC);

        // * Verify image in header
        cy.get('#channelHeaderDescription').find('span.markdown__paragraph-inline').as('imageDiv');

        cy.get('@imageDiv').find('img.markdown-inline-img').
            should('have.class', 'markdown-inline-img--hover').
            and('have.class', 'cursor--pointer').
            and('have.class', 'a11y--active').
            and('have.css', 'height', '18px');

        // * Verify image in system message
        cy.uiGetPostBody().
            find('img.markdown-inline-img').
            should('have.class', 'markdown-inline-img--hover').
            and('have.class', 'cursor--pointer').
            and('have.class', 'a11y--active').
            and('have.class', 'markdown-inline-img--scaled-down').
            and('have.css', 'height', '18px');
    });

    it('channel header is markdown image that is also a link', () => {
        // # Update channel header
        cy.updateChannelHeader('[![Build Status](https://raw.githubusercontent.com/mattermost/mattermost/master/e2e-tests/cypress/tests/fixtures/small-image.png)](https://raw.githubusercontent.com/mattermost/mattermost/master/e2e-tests/cypress/tests/fixtures/small-image.png)').wait(TIMEOUTS.TWO_SEC);

        // * Verify image in header
        cy.get('#channelHeaderDescription').find('span.markdown__paragraph-inline').as('imageDiv');

        cy.get('@imageDiv').find('img.markdown-inline-img').
            should('have.class', 'markdown-inline-img--hover').
            and('have.css', 'height', '18px');

        // * Verify image in system message
        cy.uiGetPostBody().
            find('img.markdown-inline-img').
            should('have.class', 'markdown-inline-img--hover').
            and('have.class', 'markdown-inline-img--scaled-down').
            and('have.css', 'height', '18px');
    });
});