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

import type {Channel} from '@mattermost/types/channels';

import type {SimpleUser} from '../../autocomplete/helpers';

import * as TIMEOUTS from '@/fixtures/timeouts';
import {getAdminAccount} from '@/support/env';
import {newTestPassword} from '@/utils';
import type {ChainableT} from '@/types';

const admin = getAdminAccount();

export function withTimestamp(prefix: string, timestamp: number) {
    return prefix + '-' + timestamp;
}

export function createEmail(name: string, timestamp: number) {
    return name + timestamp + '@sample.mattermost.com';
}

// Helper function to start @mention
export function startAtMention(mention: string) {
    // # Get the expected input
    cy.get('@input').clear().type(mention);

    // * Suggestion list should appear
    cy.get('#suggestionList').should('be.visible');
}

export function searchForChannel(name: string) {
    // # Open up channel switcher
    cy.typeCmdOrCtrl().type('k').wait(TIMEOUTS.ONE_SEC);

    // # Clear out and type in the name
    cy.findByRole('combobox', {name: 'quick switch input'}).
        should('be.visible').
        as('input').
        clear().
        type(name);
}

function createChannel(channelType: string, teamId: string, userToAdd: {email: string} | null = null): ChainableT<Channel> {
    // # Create a channel as sysadmin
    return cy.externalRequest({
        user: admin,
        method: 'POST',
        path: 'channels',
        data: {
            team_id: teamId,
            name: 'test-channel' + Date.now(),
            display_name: 'Test Channel ' + Date.now(),
            type: channelType,
            header: '',
            purpose: '',
        },
    }).then(({data: channel}) => {
        if (userToAdd) {
            // # Get user profile by email
            return cy.apiGetUserByEmail(userToAdd.email).then(({user}) => {
                // # Add user to channel
                return cy.externalAddUserToChannel(user.id, channel.id).then(() => {
                    // # Explicitly wait to give some time to index before searching
                    cy.wait(TIMEOUTS.TWO_SEC);
                    return cy.wrap<Channel>(channel);
                });
            });
        }

        // # Explicitly wait to give some time to index before searching
        cy.wait(TIMEOUTS.TWO_SEC);
        return cy.wrap<Channel>(channel);
    });
}

export function enableElasticSearch() {
    // # Enable elastic search via the API
    cy.apiUpdateConfig({
        ElasticsearchSettings: {
            EnableIndexing: true,
            EnableSearching: true,
        },
    });

    // # Navigate to the elastic search setting page
    cy.visit('/admin_console/environment/elasticsearch');
    cy.get('#enableIndexingtrue').click();

    // * Test the connection and verify that we are successful
    cy.contains('button', 'Test Connection').click();
    cy.get('.alert-success').should('have.text', 'Test successful. Configuration saved.');

    // # Index so we are up to date
    cy.contains('button', 'Index Now').click();

    // # Small wait to ensure new row is added
    cy.wait(TIMEOUTS.ONE_SEC).get('.job-table__table').find('tbody > tr').eq(0).as('firstRow');

    // * Newest row should eventually result in Success
    const checkFirstRow = () => {
        return cy.get('@firstRow').then((el) => {
            return el.find('.status-icon-success').length > 0;
        });
    };
    const options = {
        timeout: TIMEOUTS.TWO_MIN,
        interval: TIMEOUTS.TWO_SEC,
        errorMsg: 'Reindex did not succeed in time',
    };
    cy.waitUntil(checkFirstRow, options);
}

export function getTestUsers(): Record<string, SimpleUser> {
    // Reverse the timestamp so that on search,
    // the newly created user will get on the list first.
    const reverseTimeStamp = (20 * Math.pow(10, 13)) - Date.now();
    return {
        ironman: {
            username: withTimestamp('ironman', reverseTimeStamp),
            password: newTestPassword(),
            first_name: 'Tony',
            last_name: 'Stark',
            email: createEmail('ironman', reverseTimeStamp),
            nickname: withTimestamp('protoncannon', reverseTimeStamp),
        },
        hulk: {
            username: withTimestamp('hulk', reverseTimeStamp),
            password: newTestPassword(),
            first_name: 'Bruce',
            last_name: 'Banner',
            email: createEmail('hulk', reverseTimeStamp),
            nickname: withTimestamp('gammaray', reverseTimeStamp),
        },
        hawkeye: {
            username: withTimestamp('hawkeye', reverseTimeStamp),
            password: newTestPassword(),
            first_name: 'Clint',
            last_name: 'Barton',
            email: createEmail('hawkeye', reverseTimeStamp),
            nickname: withTimestamp('ronin', reverseTimeStamp),
        },
        deadpool: {
            username: withTimestamp('deadpool', reverseTimeStamp),
            password: newTestPassword(),
            first_name: 'Wade',
            last_name: 'Wilson',
            email: createEmail('deadpool', reverseTimeStamp),
            nickname: withTimestamp('merc', reverseTimeStamp),
        },
        captainamerica: {
            username: withTimestamp('captainamerica', reverseTimeStamp),
            password: newTestPassword(),
            first_name: 'Steve',
            last_name: 'Rogers',
            email: createEmail('captainamerica', reverseTimeStamp),
            nickname: withTimestamp('professional', reverseTimeStamp),
        },
        doctorstrange: {
            username: withTimestamp('doctorstrange', reverseTimeStamp),
            password: newTestPassword(),
            first_name: 'Stephen',
            last_name: 'Strange',
            email: createEmail('doctorstrange', reverseTimeStamp),
            nickname: withTimestamp('sorcerersupreme', reverseTimeStamp),
        },
        thor: {
            username: withTimestamp('thor', reverseTimeStamp),
            password: newTestPassword(),
            first_name: 'Thor',
            last_name: 'Odinson',
            email: createEmail('thor', reverseTimeStamp),
            nickname: withTimestamp('mjolnir', reverseTimeStamp),
        },
        loki: {
            username: withTimestamp('loki', reverseTimeStamp),
            password: newTestPassword(),
            first_name: 'Loki',
            last_name: 'Odinson',
            email: createEmail('loki', reverseTimeStamp),
            nickname: withTimestamp('trickster', reverseTimeStamp),
        },
        dot: {
            username: withTimestamp('dot.dot', reverseTimeStamp),
            password: newTestPassword(),
            first_name: 'z1First',
            last_name: 'z1Last',
            email: createEmail('dot', reverseTimeStamp),
            nickname: 'z1Nick',
        },
        dash: {
            username: withTimestamp('dash-dash', reverseTimeStamp),
            password: newTestPassword(),
            first_name: 'z2First',
            last_name: 'z2Last',
            email: createEmail('dash', reverseTimeStamp),
            nickname: 'z2Nick',
        },
        underscore: {
            username: withTimestamp('under_score', reverseTimeStamp),
            password: newTestPassword(),
            first_name: 'z3First',
            last_name: 'z3Last',
            email: createEmail('underscore', reverseTimeStamp),
            nickname: 'z3Nick',
        },
    };
}

export function createPrivateChannel(teamId: string, userToAdd: {email: string} | null = null) {
    // # Create a private channel as sysadmin
    return createChannel('P', teamId, userToAdd);
}

export function createPublicChannel(teamId: string, userToAdd: {email: string} | null = null) {
    // # Create a public channel as sysadmin
    return createChannel('O', teamId, userToAdd);
}

export function searchAndVerifyChannel(channel: Cypress.Channel, shouldExist = true) {
    const name = channel.display_name;
    searchForChannel(name);

    if (shouldExist) {
        // * Channel should appear in suggestions list
        cy.get('#suggestionList').findByTestId(channel.name).should('be.visible');
    } else {
        // * Suggestion list and channel item should not appear
        cy.get('#suggestionList').should('not.exist');
        cy.findByTestId(channel.name).should('not.exist');
    }
}

export function searchAndVerifyUser(user: Cypress.UserProfile) {
    // # Start @ mentions autocomplete with username
    cy.uiGetPostTextBox().
        as('input').
        clear().
        type(`@${user.username}`);

    // * Suggestion list should appear
    cy.get('#suggestionList', {timeout: TIMEOUTS.FIVE_SEC}).should('be.visible');

    // * Verify user appears in results post-change
    return cy.uiVerifyAtMentionSuggestion(user);
}