// 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 @messaging @smoke

import {getAdminAccount} from '../../../support/env';
import * as MESSAGES from '../../../fixtures/messages';
import timeouts from '../../../fixtures/timeouts';

describe('Message', () => {
    const admin = getAdminAccount();
    let testTeam;
    let testChannel;

    before(() => {
        // # Create new team and new user and visit Off-Topic channel
        cy.apiInitSetup({loginAfter: true}).then(({team, channel}) => {
            testTeam = team;
            testChannel = channel;
            cy.visit(`/${testTeam.name}/channels/off-topic`);
        });
    });

    it('MM-T77 Consecutive message does not repeat profile info', () => {
        // # Wait for posts to load
        cy.get('#postListContent').should('be.visible');

        // # Post a message to force next user message to display a message
        cy.postMessageAs({sender: admin, message: 'Hello', channelId: testChannel.id});

        // # Post message "One"
        cy.postMessage('One');

        // * Check profile image is visible
        shouldHavePostProfileImageVisible(true);

        // # Post message "Two"
        cy.postMessage('Two');

        // * Check profile image is not visible
        shouldHavePostProfileImageVisible(false);

        // # Post message "Three"
        cy.postMessage('Three');

        // * Check profile image is not visible
        shouldHavePostProfileImageVisible(false);
    });

    it('MM-T201 Focus move to main input box when a character key is selected', () => {
        // # Post message
        cy.postMessage('Message');

        cy.getLastPostId().then((postId) => {
            const divPostId = `#post_${postId}`;

            // # Left click on post to move the focus out of the main input box
            cy.get(divPostId).click().wait(timeouts.ONE_SEC);

            // # Push a character key such as "A"
            cy.uiGetPostTextBox().type('A');

            // # Open the "..." menu on a post in the main to move the focus out of the main input box
            cy.clickPostDotMenu(postId);
            cy.get(`#CENTER_dropdown_${postId}`).should('be.visible').type('{esc}');

            // # Push a character key such as "A"
            cy.uiGetPostTextBox().type('A');

            // * Focus is moved back to the main input and the keystroke is captured
            cy.focused().should('have.id', 'post_textbox');
            cy.focused().should('contain', 'AA');
        });
    });

    it('MM-T72 @here. @all. @channel. (containing a period) still highlight', () => {
        // # Post message
        cy.postMessage('@here. @all. @channel.');

        cy.getLastPostId().then((postId) => {
            const divPostId = `#postMessageText_${postId}`;

            // * Check that the message contains the whole content sent ie. mentions with dots.
            cy.get(divPostId).find('p').should('have.text', '@here. @all. @channel.');

            // * Check that only the at-mention are inside span.mention--highlight
            cy.get(divPostId).find('.mention--highlight').
                first().should('have.text', '@here').should('not.have.text', '.').
                next().should('have.text', '@all').should('not.have.text', '.').
                next().should('have.text', '@channel').should('not.have.text', '.');
        });
    });

    it('MM-2954 /me message should be formatted like a system message', () => {
        // # Post message
        const message = 'hello there';
        cy.postMessage(`/me ${message}`);

        cy.uiWaitUntilMessagePostedIncludes(message);

        cy.getLastPostId().then((postId) => {
            const divPostId = `#post_${postId}`;

            // * Check that message has the css class needed for system message styling
            cy.get(divPostId).should('have.class', 'post--system');
        });
    });

    it('message with emoji contains hidden shortcode text', () => {
        const message = 'This post has a shortcode emoji :raising_hand_man: within it.';

        // # Post a message with a shortcode emoji
        cy.postMessage(message);

        cy.getLastPostId().then((postId) => {
            const divPostId = `#post_${postId}`;

            // * Check that message matches what was posted with the emoji omitted
            cy.get(`#postMessageText_${postId}`).should('have.text', message);

            // * Check that the emoji image contains the hidden shortcode text
            cy.get(divPostId).find('span.emoticon').should('have.text', ':raising_hand_man:');
        });
    });

    it('message with unicode emoji displays the unicode and not a span with background image', () => {
        // # Post a message with a shortcode emoji
        cy.postMessage('This post a unicode emoji in a code snippet: `😉`');

        cy.getLastPostId().then((postId) => {
            const divPostId = `#post_${postId}`;

            cy.get(divPostId).find('span.emoticon').should('not.exist');
            cy.get(divPostId).find('span.codespan__pre-wrap code').should('have.text', '😉');
        });
    });

    it('MM-T3307 Focus remains in the RHS text box', () => {
        cy.postMessage(MESSAGES.MEDIUM);

        // # Open reply thread (RHS)
        cy.clickPostCommentIcon();

        // # Add some text to RHS text box
        cy.uiGetReplyTextBox().type(MESSAGES.TINY);

        // # Click on Preview
        cy.get('#PreviewInputTextButton').click();

        // # Click on Reply
        cy.uiReply();

        // * Focus to remain in the RHS text box
        cy.uiGetReplyTextBox().should('be.focused');
    });
});

function shouldHavePostProfileImageVisible(isVisible = true) {
    cy.getLastPostId().then((postID) => {
        const target = `#post_${postID}`;
        if (isVisible) {
            cy.get(target).invoke('attr', 'class').
                should('contain', 'current--user').
                and('contain', 'other--root');

            cy.get(`${target} > div[data-testid='postContent'] > .post__img`).should('be.visible');
        } else {
            cy.get(target).invoke('attr', 'class').
                should('contain', 'current--user').
                and('contain', 'same--user').
                and('contain', 'same--root');

            cy.get(`${target} > div[data-testid='postContent'] > .post__img`).
                should('be.visible').
                and('be.empty');
        }
    });
}