[MM-53086] Remove SendWelcomePost A/B test and feature (#23733)

Co-authored-by: Mattermost Build <build@mattermost.com>

webapp/channels/src/components/root/root.tsx

@@ -87,8 +87,6 @@ import {UserProfile} from '@mattermost/types/users';
 
 import {ActionResult} from 'mattermost-redux/types/actions';
 
-import WelcomePostRenderer from 'components/welcome_post_renderer';
-
 import {applyLuxonDefaults} from './effects';
 
 import RootProvider from './root_provider';
@@ -442,7 +440,6 @@ export default class Root extends React.PureComponent<Props, State> {
         // See figma design on issue https://mattermost.atlassian.net/browse/MM-43649
         this.props.actions.registerCustomPostRenderer('custom_up_notification', OpenPricingModalPost, 'upgrade_post_message_renderer');
         this.props.actions.registerCustomPostRenderer('custom_pl_notification', OpenPluginInstallPost, 'plugin_install_post_message_renderer');
-        this.props.actions.registerCustomPostRenderer('system_welcome_post', WelcomePostRenderer, 'welcome_post_renderer');
 
         if (this.desktopMediaQuery.addEventListener) {
             this.desktopMediaQuery.addEventListener('change', this.handleMediaQueryChangeEvent);

webapp/channels/src/components/welcome_post_renderer/index.scss

@@ -1,19 +0,0 @@
-@import 'utils/mixins';
-
-.WelcomePostRenderer {
-    color: var(--center-channel-color);
-
-    &__ActionsContainer {
-        display: flex;
-        margin-top: 1em;
-
-        & > div {
-            margin-right: 1em;
-        }
-
-        button {
-            @include tertiary-button;
-            @include button-small;
-        }
-    }
-}

webapp/channels/src/components/welcome_post_renderer/index.test.tsx

@@ -1,102 +0,0 @@
-// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
-// See LICENSE.txt for license information.
-
-import React from 'react';
-import {mount} from 'enzyme';
-
-import {Provider} from 'react-redux';
-
-import WelcomePostRenderer from 'components/welcome_post_renderer';
-import {GlobalState} from 'types/store';
-import {mockStore} from 'tests/test_store';
-import {Post} from '@mattermost/types/posts';
-
-describe('components/WelcomePostRenderer', () => {
-    const initialStore = {
-        entities: {
-            channels: {
-                currentChannelId: 'current_channel_id',
-                channels: {
-                    current_channel_id: {id: 'current_channel_id'},
-                },
-            },
-            users: {
-                currentUserId: 'user',
-                profiles: {
-                    user: {id: 'user', roles: 'system_user'},
-                    admin: {id: 'admin', roles: 'system_admin'},
-                },
-            },
-            general: {
-                config: {},
-            },
-            teams: {teams: {current_team_id: {}}, currentTeamId: 'current_team_id'},
-            posts: {posts: {}},
-            groups: {
-                groups: {},
-                myGroups: [],
-            },
-            preferences: {myPreferences: {}},
-            emojis: {},
-        },
-        plugins: {
-            components: {},
-        },
-
-    } as unknown as GlobalState;
-
-    test('should display a help and settings button for users', () => {
-        const store = mockStore({...initialStore});
-        const wrapper = mount(
-            <Provider store={store.store}>
-                <WelcomePostRenderer
-                    post={{} as Post}
-                />
-            </Provider>,
-            store.mountOptions,
-        );
-
-        let found = 0;
-        wrapper.find('button').forEach((button) => {
-            if (button.text() === '/help') {
-                found++;
-            }
-            if (button.text() === '/settings') {
-                found++;
-            }
-        });
-        expect(found).toBe(2);
-    });
-
-    test('should display a help and marketplace button for admin', () => {
-        const store = mockStore({
-            ...initialStore,
-            entities: {
-                ...initialStore.entities,
-                users: {
-                    ...initialStore.entities.users,
-                    currentUserId: 'admin',
-                },
-            },
-        });
-        const wrapper = mount(
-            <Provider store={store.store}>
-                <WelcomePostRenderer
-                    post={{} as Post}
-                />
-            </Provider>,
-            store.mountOptions,
-        );
-
-        let found = 0;
-        wrapper.find('button').forEach((button) => {
-            if (button.text() === '/help') {
-                found++;
-            }
-            if (button.text() === '/marketplace') {
-                found++;
-            }
-        });
-        expect(found).toBe(2);
-    });
-});

webapp/channels/src/components/welcome_post_renderer/index.tsx

@@ -1,106 +0,0 @@
-// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
-// See LICENSE.txt for license information.
-
-import React from 'react';
-
-import {useIntl} from 'react-intl';
-
-import {useDispatch, useSelector} from 'react-redux';
-
-import {Post} from '@mattermost/types/posts';
-import {submitCommand} from 'actions/views/create_comment';
-import PostMarkdown from 'components/post_markdown';
-import {getCurrentChannelId} from 'mattermost-redux/selectors/entities/common';
-import {isCurrentUserSystemAdmin} from 'mattermost-redux/selectors/entities/users';
-
-import {PostDraft} from 'types/store/draft';
-import {localizeMessage} from 'utils/utils';
-
-import './index.scss';
-
-export default function WelcomePostRenderer(props: {post: Post}) {
-    const isAdmin = useSelector(isCurrentUserSystemAdmin);
-    const currentChannelId = useSelector(getCurrentChannelId);
-    const {formatMessage} = useIntl();
-
-    const dispatch = useDispatch();
-
-    let message = '';
-    const actions: React.ReactNode[] = [];
-
-    const makeOnClickForCommand = (command: string) => {
-        return () => {
-            const draft: PostDraft = {
-                message: command,
-                uploadsInProgress: [],
-                fileInfos: [],
-            } as unknown as PostDraft;
-            dispatch(submitCommand(currentChannelId, '', draft));
-        };
-    };
-
-    const makeButton = (text: React.ReactNode, command: string) => {
-        return (
-            <button
-                onClick={makeOnClickForCommand(command)}
-            >
-                {text}
-            </button>
-        );
-    };
-
-    const helpButton = makeButton(formatMessage({
-        id: 'welcome_post_renderer.button_label.slash_help',
-        defaultMessage: '/help',
-    }), '/help');
-
-    if (isAdmin) {
-        message = [
-            '### ' + localizeMessage('welcome_post_renderer.admin_message.title', 'Welcome to Mattermost! :rocket:'),
-            '',
-            localizeMessage('welcome_post_renderer.admin_message.first_paragraph', 'Mattermost is an open source platform for secure communication, collaboration, and orchestration of work across tools and teams.'),
-            localizeMessage('welcome_post_renderer.admin_message.second_paragraph', 'Here is a list of commands to use to try and get familiar with the platform.'),
-        ].join('\n');
-
-        actions.push(makeButton(formatMessage({
-            id: 'welcome_post_renderer.button_label.slash_marketplace',
-            defaultMessage: '/marketplace',
-        }), '/marketplace'));
-    } else {
-        message = [
-            '### ' + localizeMessage('welcome_post_renderer.user_message.title', 'Welcome to Mattermost! :rocket:'),
-            '',
-            localizeMessage('welcome_post_renderer.user_message.first_paragraph', 'Mattermost is an open source platform for secure communication, collaboration, and orchestration of work across tools and teams.'),
-            localizeMessage('welcome_post_renderer.user_message.second_paragraph', 'Here is a list of commands to use to try and get familiar with the platform.'),
-        ].join('\n');
-
-        actions.push(makeButton(formatMessage({
-            id: 'welcome_post_renderer.button_label.slash_settings',
-            defaultMessage: '/settings',
-        }), '/settings'));
-    }
-    actions.push(helpButton);
-
-    return (
-        <div className='WelcomePostRenderer'>
-            <PostMarkdown
-                message={message}
-                isRHS={false}
-                post={props.post}
-                channelId={props.post.channel_id}
-                mentionKeys={[]}
-            />
-            {actions.length > 0 && (
-                <div className='WelcomePostRenderer__ActionsContainer'>
-                    {actions.map((action, idx) => (
-                        <div
-                            key={'action-' + idx}
-                        >
-                            {action}
-                        </div>
-                    ))}
-                </div>
-            )}
-        </div>
-    );
-}

webapp/channels/src/i18n/en.json

@@ -5681,15 +5681,6 @@
   "webapp.mattermost.feature.unlimited_file_storage": "Unlimited File Storage",
   "webapp.mattermost.feature.unlimited_messages": "Unlimited Messages",
   "webapp.mattermost.feature.upgrade_downgraded_workspace": "Revert the workspace to a paid plan",
-  "welcome_post_renderer.admin_message.first_paragraph": "Mattermost is an open source platform for secure communication, collaboration, and orchestration of work across tools and teams.",
-  "welcome_post_renderer.admin_message.second_paragraph": "Here is a list of commands to use to try and get familiar with the platform.",
-  "welcome_post_renderer.admin_message.title": "Welcome to Mattermost! :rocket:",
-  "welcome_post_renderer.button_label.slash_help": "/help",
-  "welcome_post_renderer.button_label.slash_marketplace": "/marketplace",
-  "welcome_post_renderer.button_label.slash_settings": "/settings",
-  "welcome_post_renderer.user_message.first_paragraph": "Mattermost is an open source platform for secure communication, collaboration, and orchestration of work across tools and teams.",
-  "welcome_post_renderer.user_message.second_paragraph": "Here is a list of commands to use to try and get familiar with the platform.",
-  "welcome_post_renderer.user_message.title": "Welcome to Mattermost! :rocket:",
   "widget.input.clear": "Clear",
   "widget.input.required": "This field is required",
   "widget.passwordInput.createPassword": "Choose a Password",