prep for performing the addmembers command

update button text

app/constants/screens.ts

@@ -127,6 +127,7 @@ export const MODAL_SCREENS_WITHOUT_BACK = new Set<string>([
     BROWSE_CHANNELS,
     CHANNEL_INFO,
     CREATE_DIRECT_MESSAGE,
+    CHANNEL_ADD_PEOPLE,
     CREATE_TEAM,
     CUSTOM_STATUS,
     EDIT_POST,
@@ -156,7 +157,6 @@ export const OVERLAY_SCREENS = new Set<string>([
 ]);
 
 export const NOT_READY = [
-    CHANNEL_ADD_PEOPLE,
     CHANNEL_MENTION,
     CREATE_TEAM,
     INTEGRATION_SELECTOR,

app/screens/bottom_sheet/button.tsx

@@ -27,6 +27,7 @@ const styles = StyleSheet.create({
         width: 24,
         height: 24,
         marginTop: 2,
+        marginRight: 8,
     },
 });
 

app/screens/channel_add_people/channel_add_people.tsx

@@ -0,0 +1,102 @@
+// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
+// See LICENSE.txt for license information.
+
+import React, {useCallback, useState} from 'react';
+import {defineMessages, useIntl} from 'react-intl';
+import {Keyboard} from 'react-native';
+
+import {addMembersToChannel, makeDirectChannel, makeGroupChannel} from '@actions/remote/channel';
+import {useServerUrl} from '@context/server';
+import {t} from '@i18n';
+import MembersModal from '@screens/members_modal';
+import {dismissModal} from '@screens/navigation';
+import {alertErrorWithFallback} from '@utils/draft';
+import {displayUsername} from '@utils/user';
+
+const messages = defineMessages({
+    dm: {
+        id: 'mobile.open_dm.error',
+        defaultMessage: "We couldn't open a direct message with {displayName}. Please check your connection and try again.",
+    },
+    gm: {
+        id: t('mobile.open_gm.error'),
+        defaultMessage: "We couldn't open a group message with those users. Please check your connection and try again.",
+    },
+    buttonText: {
+        id: t('mobile.channel_add_people.title'),
+        defaultMessage: 'Add Members',
+    },
+});
+
+type Props = {
+    componentId: string;
+    currentChannelId: string;
+    teammateNameDisplay: string;
+}
+
+const close = () => {
+    Keyboard.dismiss();
+    dismissModal();
+};
+
+export default function ChannelAddPeople({
+    componentId,
+    currentChannelId,
+    teammateNameDisplay,
+}: Props) {
+    const serverUrl = useServerUrl();
+    const intl = useIntl();
+
+    const [startingConversation, setStartingConversation] = useState(false);
+    const [selectedIds, setSelectedIds] = useState<{[id: string]: UserProfile}>({});
+
+    const addMembers = useCallback(async (ids: string[]): Promise<boolean> => {
+        // addMembersToChannel(serverUrl: string, channelId: string, userIds: string[], postRootId = '', fetchOnly = false) {
+        console.log('currentChannelId', currentChannelId);
+        console.log('ids', ids);
+        const result = await addMembersToChannel(serverUrl, currentChannelId, ids);
+        if (result.error) {
+            alertErrorWithFallback(intl, result.error, messages.dm);
+        }
+        return !result.error;
+    }, [selectedIds, intl.locale, teammateNameDisplay, serverUrl]);
+
+    const startConversation = useCallback(async (selectedId?: {[id: string]: boolean}) => {
+        if (startingConversation) {
+            return;
+        }
+
+        setStartingConversation(true);
+
+        const idsToUse = selectedId ? Object.keys(selectedId) : Object.keys(selectedIds);
+        let success;
+        if (idsToUse.length === 0) {
+            success = false;
+        } else {
+            console.log('. IN HERE!');
+
+            success = await addMembers(idsToUse);
+        }
+
+        if (success) {
+            close();
+        } else {
+            setStartingConversation(false);
+        }
+    }, [startingConversation, selectedIds, addMembers]);
+
+    return (
+        <MembersModal
+            componentId={componentId}
+            selectUsersButtonIcon={'account-plus-outline'}
+            selectUsersButtonText={intl.formatMessage(messages.buttonText)}
+            selectUsersMax={7}
+            selectUsersWarn={5}
+            selectedIds={selectedIds}
+            setSelectedIds={setSelectedIds}
+            startConversation={startConversation}
+            startingConversation={startingConversation}
+        />
+    );
+}
+

app/screens/channel_add_people/index.tsx

@@ -0,0 +1,21 @@
+// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
+// See LICENSE.txt for license information.
+
+import {withDatabase} from '@nozbe/watermelondb/DatabaseProvider';
+import withObservables from '@nozbe/with-observables';
+
+import {observeCurrentChannelId} from '@app/queries/servers/system';
+import {observeTeammateNameDisplay} from '@queries/servers/user';
+
+import ChannelAddPeople from './channel_add_people';
+
+import type {WithDatabaseArgs} from '@typings/database/database';
+
+const enhanced = withObservables([], ({database}: WithDatabaseArgs) => {
+    return {
+        currentChannelId: observeCurrentChannelId(database),
+        teammateNameDisplay: observeTeammateNameDisplay(database),
+    };
+});
+
+export default withDatabase(enhanced(ChannelAddPeople));

app/screens/create_direct_message/create_direct_message.tsx

@@ -1,40 +1,36 @@
 // Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
 // See LICENSE.txt for license information.
 
-import React, {useCallback, useEffect, useMemo, useReducer, useRef, useState} from 'react';
-import {useIntl} from 'react-intl';
-import {Keyboard, Platform, View} from 'react-native';
-import {SafeAreaView} from 'react-native-safe-area-context';
+import React, {useCallback, useState} from 'react';
+import {defineMessages, useIntl} from 'react-intl';
+import {Keyboard} from 'react-native';
 
 import {makeDirectChannel, makeGroupChannel} from '@actions/remote/channel';
-import {fetchProfiles, fetchProfilesInTeam, searchProfiles} from '@actions/remote/user';
-import CompassIcon from '@components/compass_icon';
-import Loading from '@components/loading';
-import Search from '@components/search';
-import {General} from '@constants';
 import {useServerUrl} from '@context/server';
-import {useTheme} from '@context/theme';
-import {debounce} from '@helpers/api/general';
-import useNavButtonPressed from '@hooks/navigation_button_pressed';
 import {t} from '@i18n';
-import {dismissModal, setButtons} from '@screens/navigation';
+import MembersModal from '@screens/members_modal';
+import {dismissModal} from '@screens/navigation';
 import {alertErrorWithFallback} from '@utils/draft';
-import {changeOpacity, getKeyboardAppearanceFromTheme, makeStyleSheetFromTheme} from '@utils/theme';
-import {displayUsername, filterProfilesMatchingTerm} from '@utils/user';
+import {displayUsername} from '@utils/user';
 
-import SelectedUsers from './selected_users';
-import UserList from './user_list';
-
-const START_BUTTON = 'start-conversation';
-const CLOSE_BUTTON = 'close-dms';
+const messages = defineMessages({
+    dm: {
+        id: 'mobile.open_dm.error',
+        defaultMessage: "We couldn't open a direct message with {displayName}. Please check your connection and try again.",
+    },
+    gm: {
+        id: t('mobile.open_gm.error'),
+        defaultMessage: "We couldn't open a group message with those users. Please check your connection and try again.",
+    },
+    buttonText: {
+        id: t('create_direct_message.start'),
+        defaultMessage: 'Start Conversation',
+    },
+});
 
 type Props = {
     componentId: string;
-    currentTeamId: string;
-    currentUserId: string;
-    restrictDirectMessage: boolean;
     teammateNameDisplay: string;
-    tutorialWatched: boolean;
 }
 
 const close = () => {
@@ -42,148 +38,31 @@ const close = () => {
     dismissModal();
 };
 
-const getStyleFromTheme = makeStyleSheetFromTheme((theme) => {
-    return {
-        container: {
-            flex: 1,
-        },
-        searchBar: {
-            marginLeft: 12,
-            marginRight: Platform.select({ios: 4, default: 12}),
-            marginVertical: 12,
-        },
-        loadingContainer: {
-            alignItems: 'center',
-            backgroundColor: theme.centerChannelBg,
-            height: 70,
-            justifyContent: 'center',
-        },
-        loadingText: {
-            color: changeOpacity(theme.centerChannelColor, 0.6),
-        },
-        noResultContainer: {
-            flexGrow: 1,
-            flexDirection: 'row',
-            alignItems: 'center',
-            justifyContent: 'center',
-        },
-        noResultText: {
-            fontSize: 26,
-            color: changeOpacity(theme.centerChannelColor, 0.5),
-        },
-    };
-});
-
-function reduceProfiles(state: UserProfile[], action: {type: 'add'; values?: UserProfile[]}) {
-    if (action.type === 'add' && action.values?.length) {
-        return [...state, ...action.values];
-    }
-    return state;
-}
-
 export default function CreateDirectMessage({
     componentId,
-    currentTeamId,
-    currentUserId,
-    restrictDirectMessage,
     teammateNameDisplay,
-    tutorialWatched,
 }: Props) {
     const serverUrl = useServerUrl();
-    const theme = useTheme();
-    const style = getStyleFromTheme(theme);
     const intl = useIntl();
-    const {formatMessage} = intl;
 
-    const searchTimeoutId = useRef<NodeJS.Timeout | null>(null);
-    const next = useRef(true);
-    const page = useRef(-1);
-    const mounted = useRef(false);
-
-    const [profiles, dispatchProfiles] = useReducer(reduceProfiles, []);
-    const [searchResults, setSearchResults] = useState<UserProfile[]>([]);
-    const [loading, setLoading] = useState(false);
-    const [term, setTerm] = useState('');
     const [startingConversation, setStartingConversation] = useState(false);
     const [selectedIds, setSelectedIds] = useState<{[id: string]: UserProfile}>({});
-    const selectedCount = Object.keys(selectedIds).length;
-
-    const isSearch = Boolean(term);
-
-    const loadedProfiles = ({users}: {users?: UserProfile[]}) => {
-        if (mounted.current) {
-            if (users && !users.length) {
-                next.current = false;
-            }
-
-            page.current += 1;
-            setLoading(false);
-            dispatchProfiles({type: 'add', values: users});
-        }
-    };
-
-    const clearSearch = useCallback(() => {
-        setTerm('');
-        setSearchResults([]);
-    }, []);
-
-    const getProfiles = useCallback(debounce(() => {
-        if (next.current && !loading && !term && mounted.current) {
-            setLoading(true);
-            if (restrictDirectMessage) {
-                fetchProfilesInTeam(serverUrl, currentTeamId, page.current + 1, General.PROFILE_CHUNK_SIZE).then(loadedProfiles);
-            } else {
-                fetchProfiles(serverUrl, page.current + 1, General.PROFILE_CHUNK_SIZE).then(loadedProfiles);
-            }
-        }
-    }, 100), [loading, isSearch, restrictDirectMessage, serverUrl, currentTeamId]);
-
-    const handleRemoveProfile = useCallback((id: string) => {
-        const newSelectedIds = Object.assign({}, selectedIds);
-
-        Reflect.deleteProperty(newSelectedIds, id);
-
-        setSelectedIds(newSelectedIds);
-    }, [selectedIds]);
 
     const createDirectChannel = useCallback(async (id: string): Promise<boolean> => {
         const user = selectedIds[id];
-
         const displayName = displayUsername(user, intl.locale, teammateNameDisplay);
-
         const result = await makeDirectChannel(serverUrl, id, displayName);
-
         if (result.error) {
-            alertErrorWithFallback(
-                intl,
-                result.error,
-                {
-                    id: 'mobile.open_dm.error',
-                    defaultMessage: "We couldn't open a direct message with {displayName}. Please check your connection and try again.",
-                },
-                {
-                    displayName,
-                },
-            );
+            alertErrorWithFallback(intl, result.error, messages.dm, {displayName});
         }
-
         return !result.error;
     }, [selectedIds, intl.locale, teammateNameDisplay, serverUrl]);
 
     const createGroupChannel = useCallback(async (ids: string[]): Promise<boolean> => {
         const result = await makeGroupChannel(serverUrl, ids);
-
         if (result.error) {
-            alertErrorWithFallback(
-                intl,
-                result.error,
-                {
-                    id: t('mobile.open_gm.error'),
-                    defaultMessage: "We couldn't open a group message with those users. Please check your connection and try again.",
-                },
-            );
+            alertErrorWithFallback(intl, result.error, messages.gm);
         }
-
         return !result.error;
     }, [serverUrl]);
 
@@ -211,183 +90,18 @@ export default function CreateDirectMessage({
         }
     }, [startingConversation, selectedIds, createGroupChannel, createDirectChannel]);
 
-    const handleSelectProfile = useCallback((user: UserProfile) => {
-        if (selectedIds[user.id]) {
-            handleRemoveProfile(user.id);
-            return;
-        }
-
-        if (user.id === currentUserId) {
-            const selectedId = {
-                [currentUserId]: true,
-            };
-
-            startConversation(selectedId);
-        } else {
-            const wasSelected = selectedIds[user.id];
-
-            if (!wasSelected && selectedCount >= General.MAX_USERS_IN_GM - 1) {
-                return;
-            }
-
-            const newSelectedIds = Object.assign({}, selectedIds);
-            if (!wasSelected) {
-                newSelectedIds[user.id] = user;
-            }
-
-            setSelectedIds(newSelectedIds);
-
-            clearSearch();
-        }
-    }, [selectedIds, currentUserId, handleRemoveProfile, startConversation, clearSearch]);
-
-    const searchUsers = useCallback(async (searchTerm: string) => {
-        const lowerCasedTerm = searchTerm.toLowerCase();
-        setLoading(true);
-        let results;
-
-        if (restrictDirectMessage) {
-            results = await searchProfiles(serverUrl, lowerCasedTerm, {team_id: currentTeamId, allow_inactive: true});
-        } else {
-            results = await searchProfiles(serverUrl, lowerCasedTerm, {allow_inactive: true});
-        }
-
-        let data: UserProfile[] = [];
-        if (results.data) {
-            data = results.data;
-        }
-
-        setSearchResults(data);
-        setLoading(false);
-    }, [restrictDirectMessage, serverUrl, currentTeamId]);
-
-    const search = useCallback(() => {
-        searchUsers(term);
-    }, [searchUsers, term]);
-
-    const onSearch = useCallback((text: string) => {
-        if (text) {
-            setTerm(text);
-            if (searchTimeoutId.current) {
-                clearTimeout(searchTimeoutId.current);
-            }
-
-            searchTimeoutId.current = setTimeout(() => {
-                searchUsers(text);
-            }, General.SEARCH_TIMEOUT_MILLISECONDS);
-        } else {
-            clearSearch();
-        }
-    }, [searchUsers, clearSearch]);
-
-    const updateNavigationButtons = useCallback(async (startEnabled: boolean) => {
-        const closeIcon = await CompassIcon.getImageSource('close', 24, theme.sidebarHeaderTextColor);
-        setButtons(componentId, {
-            leftButtons: [{
-                id: CLOSE_BUTTON,
-                icon: closeIcon,
-                testID: 'close.create_direct_message.button',
-            }],
-            rightButtons: [{
-                color: theme.sidebarHeaderTextColor,
-                id: START_BUTTON,
-                text: formatMessage({id: 'mobile.create_direct_message.start', defaultMessage: 'Start'}),
-                showAsAction: 'always',
-                enabled: startEnabled,
-                testID: 'create_direct_message.start.button',
-            }],
-        });
-    }, [intl.locale, theme]);
-
-    useNavButtonPressed(START_BUTTON, componentId, startConversation, [startConversation]);
-    useNavButtonPressed(CLOSE_BUTTON, componentId, close, [close]);
-
-    useEffect(() => {
-        mounted.current = true;
-        updateNavigationButtons(false);
-        getProfiles();
-        return () => {
-            mounted.current = false;
-        };
-    }, []);
-
-    useEffect(() => {
-        const canStart = selectedCount > 0 && !startingConversation;
-        updateNavigationButtons(canStart);
-    }, [selectedCount > 0, startingConversation, updateNavigationButtons]);
-
-    const data = useMemo(() => {
-        if (term) {
-            const exactMatches: UserProfile[] = [];
-            const filterByTerm = (p: UserProfile) => {
-                if (selectedCount > 0 && p.id === currentUserId) {
-                    return false;
-                }
-
-                if (p.username === term || p.username.startsWith(term)) {
-                    exactMatches.push(p);
-                    return false;
-                }
-
-                return true;
-            };
-
-            const results = filterProfilesMatchingTerm(searchResults, term).filter(filterByTerm);
-            return [...exactMatches, ...results];
-        }
-        return profiles;
-    }, [term, isSearch && selectedCount, isSearch && searchResults, profiles]);
-
-    if (startingConversation) {
-        return (
-            <View style={style.container}>
-                <Loading color={theme.centerChannelColor}/>
-            </View>
-        );
-    }
-
     return (
-        <SafeAreaView
-            style={style.container}
-            testID='create_direct_message.screen'
-        >
-            <View style={style.searchBar}>
-                <Search
-                    testID='create_direct_message.search_bar'
-                    placeholder={intl.formatMessage({id: 'search_bar.search', defaultMessage: 'Search'})}
-                    cancelButtonTitle={intl.formatMessage({id: 'mobile.post.cancel', defaultMessage: 'Cancel'})}
-                    placeholderTextColor={changeOpacity(theme.centerChannelColor, 0.5)}
-                    onChangeText={onSearch}
-                    onSubmitEditing={search}
-                    onCancel={clearSearch}
-                    autoCapitalize='none'
-                    keyboardAppearance={getKeyboardAppearanceFromTheme(theme)}
-                    value={term}
-                />
-            </View>
-            {selectedCount > 0 &&
-            <SelectedUsers
-                selectedIds={selectedIds}
-                warnCount={5}
-                maxCount={7}
-                onRemove={handleRemoveProfile}
-                teammateNameDisplay={teammateNameDisplay}
-            />
-            }
-            <UserList
-                currentUserId={currentUserId}
-                handleSelectProfile={handleSelectProfile}
-                loading={loading}
-                profiles={data}
-                selectedIds={selectedIds}
-                showNoResults={!loading && page.current !== -1}
-                teammateNameDisplay={teammateNameDisplay}
-                fetchMore={getProfiles}
-                term={term}
-                testID='create_direct_message.user_list'
-                tutorialWatched={tutorialWatched}
-            />
-        </SafeAreaView>
+        <MembersModal
+            componentId={componentId}
+            selectUsersButtonIcon={'forum-outline'}
+            selectUsersButtonText={intl.formatMessage(messages.buttonText)}
+            selectUsersMax={7}
+            selectUsersWarn={5}
+            selectedIds={selectedIds}
+            setSelectedIds={setSelectedIds}
+            startConversation={startConversation}
+            startingConversation={startingConversation}
+        />
     );
 }
 

app/screens/create_direct_message/index.ts

@@ -3,12 +3,7 @@
 
 import {withDatabase} from '@nozbe/watermelondb/DatabaseProvider';
 import withObservables from '@nozbe/with-observables';
-import {of as of$} from 'rxjs';
-import {switchMap} from 'rxjs/operators';
 
-import {General} from '@constants';
-import {observeProfileLongPresTutorial} from '@queries/app/global';
-import {observeConfig, observeCurrentTeamId, observeCurrentUserId} from '@queries/servers/system';
 import {observeTeammateNameDisplay} from '@queries/servers/user';
 
 import CreateDirectMessage from './create_direct_message';
@@ -16,16 +11,8 @@ import CreateDirectMessage from './create_direct_message';
 import type {WithDatabaseArgs} from '@typings/database/database';
 
 const enhanced = withObservables([], ({database}: WithDatabaseArgs) => {
-    const restrictDirectMessage = observeConfig(database).pipe(
-        switchMap((cfg) => of$(cfg?.RestrictDirectMessage !== General.RESTRICT_DIRECT_MESSAGE_ANY)),
-    );
-
     return {
         teammateNameDisplay: observeTeammateNameDisplay(database),
-        currentUserId: observeCurrentUserId(database),
-        currentTeamId: observeCurrentTeamId(database),
-        tutorialWatched: observeProfileLongPresTutorial(),
-        restrictDirectMessage,
     };
 });
 

app/screens/index.tsx

@@ -87,6 +87,9 @@ Navigation.setLazyComponentRegistrator((screenName) => {
         case Screens.CREATE_DIRECT_MESSAGE:
             screen = withServerDatabase(require('@screens/create_direct_message').default);
             break;
+        case Screens.CHANNEL_ADD_PEOPLE:
+            screen = withServerDatabase(require('@screens/channel_add_people').default);
+            break;
         case Screens.EDIT_POST:
             screen = withServerDatabase(require('@screens/edit_post').default);
             break;

app/screens/members_modal/index.tsx

@@ -0,0 +1,33 @@
+// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
+// See LICENSE.txt for license information.
+
+import {withDatabase} from '@nozbe/watermelondb/DatabaseProvider';
+import withObservables from '@nozbe/with-observables';
+import {of as of$} from 'rxjs';
+import {switchMap} from 'rxjs/operators';
+
+import {General} from '@constants';
+import {observeProfileLongPresTutorial} from '@queries/app/global';
+import {observeConfig, observeCurrentTeamId, observeCurrentUserId} from '@queries/servers/system';
+import {observeTeammateNameDisplay} from '@queries/servers/user';
+
+import MembersModal from './members_modal';
+
+import type {WithDatabaseArgs} from '@typings/database/database';
+
+const enhanced = withObservables([], ({database}: WithDatabaseArgs) => {
+    const restrictDirectMessage = observeConfig(database).pipe(
+        switchMap((cfg) => of$(cfg?.RestrictDirectMessage !== General.RESTRICT_DIRECT_MESSAGE_ANY)),
+    );
+
+    return {
+        teammateNameDisplay: observeTeammateNameDisplay(database),
+        currentUserId: observeCurrentUserId(database),
+        currentTeamId: observeCurrentTeamId(database),
+        tutorialWatched: observeProfileLongPresTutorial(),
+        restrictDirectMessage,
+    };
+});
+
+export default withDatabase(enhanced(MembersModal));
+

app/screens/members_modal/members_modal.tsx

@@ -0,0 +1,328 @@
+// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
+// See LICENSE.txt for license information.
+
+import React, {useCallback, useEffect, useMemo, useReducer, useRef, useState} from 'react';
+import {useIntl} from 'react-intl';
+import {Keyboard, Platform, View} from 'react-native';
+import {SafeAreaView} from 'react-native-safe-area-context';
+
+import {fetchProfiles, fetchProfilesInTeam, searchProfiles} from '@actions/remote/user';
+import CompassIcon from '@components/compass_icon';
+import Loading from '@components/loading';
+import Search from '@components/search';
+import {General} from '@constants';
+import {useServerUrl} from '@context/server';
+import {useTheme} from '@context/theme';
+import {debounce} from '@helpers/api/general';
+import useNavButtonPressed from '@hooks/navigation_button_pressed';
+import {dismissModal, setButtons} from '@screens/navigation';
+import {changeOpacity, getKeyboardAppearanceFromTheme, makeStyleSheetFromTheme} from '@utils/theme';
+import {filterProfilesMatchingTerm} from '@utils/user';
+
+import SelectedUsers from './selected_users';
+import UserList from './user_list';
+
+const CLOSE_BUTTON = 'close-dms';
+
+type Props = {
+    componentId: string;
+    currentTeamId: string;
+    currentUserId: string;
+    restrictDirectMessage: boolean;
+    selectUsersButtonIcon: string;
+    selectUsersButtonText: string;
+    selectUsersMax: number;
+    selectUsersWarn: number;
+    selectedIds: {[id: string]: UserProfile};
+    setSelectedIds: (ids: {[id: string]: UserProfile}) => void;
+    startConversation: (selectedId?: {[id: string]: boolean}) => void;
+    startingConversation: boolean;
+    teammateNameDisplay: string;
+    tutorialWatched: boolean;
+}
+
+const close = () => {
+    Keyboard.dismiss();
+    dismissModal();
+};
+
+const getStyleFromTheme = makeStyleSheetFromTheme((theme) => {
+    return {
+        container: {
+            flex: 1,
+        },
+        searchBar: {
+            marginLeft: 12,
+            marginRight: Platform.select({ios: 4, default: 12}),
+            marginVertical: 12,
+        },
+        loadingContainer: {
+            alignItems: 'center',
+            backgroundColor: theme.centerChannelBg,
+            height: 70,
+            justifyContent: 'center',
+        },
+        loadingText: {
+            color: changeOpacity(theme.centerChannelColor, 0.6),
+        },
+        noResultContainer: {
+            flexGrow: 1,
+            flexDirection: 'row',
+            alignItems: 'center',
+            justifyContent: 'center',
+        },
+        noResultText: {
+            fontSize: 26,
+            color: changeOpacity(theme.centerChannelColor, 0.5),
+        },
+    };
+});
+
+function reduceProfiles(state: UserProfile[], action: {type: 'add'; values?: UserProfile[]}) {
+    if (action.type === 'add' && action.values?.length) {
+        return [...state, ...action.values];
+    }
+    return state;
+}
+
+export default function MembersModal({
+    componentId,
+    currentTeamId,
+    currentUserId,
+    selectUsersMax,
+    selectUsersWarn,
+    restrictDirectMessage,
+    selectUsersButtonIcon,
+    selectUsersButtonText,
+    selectedIds,
+    setSelectedIds,
+    startConversation,
+    startingConversation,
+    teammateNameDisplay,
+    tutorialWatched,
+}: Props) {
+    const serverUrl = useServerUrl();
+    const theme = useTheme();
+    const style = getStyleFromTheme(theme);
+    const intl = useIntl();
+    const {formatMessage} = intl;
+
+    const searchTimeoutId = useRef<NodeJS.Timeout | null>(null);
+    const next = useRef(true);
+    const page = useRef(-1);
+    const mounted = useRef(false);
+
+    const [profiles, dispatchProfiles] = useReducer(reduceProfiles, []);
+    const [searchResults, setSearchResults] = useState<UserProfile[]>([]);
+    const [loading, setLoading] = useState(false);
+    const [term, setTerm] = useState('');
+
+    const selectedCount = Object.keys(selectedIds).length;
+
+    const isSearch = Boolean(term);
+
+    const loadedProfiles = ({users}: {users?: UserProfile[]}) => {
+        if (mounted.current) {
+            if (users && !users.length) {
+                next.current = false;
+            }
+
+            page.current += 1;
+            setLoading(false);
+            dispatchProfiles({type: 'add', values: users});
+        }
+    };
+
+    const clearSearch = useCallback(() => {
+        setTerm('');
+        setSearchResults([]);
+    }, []);
+
+    const getProfiles = useCallback(debounce(() => {
+        if (next.current && !loading && !term && mounted.current) {
+            setLoading(true);
+            if (restrictDirectMessage) {
+                fetchProfilesInTeam(serverUrl, currentTeamId, page.current + 1, General.PROFILE_CHUNK_SIZE).then(loadedProfiles);
+            } else {
+                fetchProfiles(serverUrl, page.current + 1, General.PROFILE_CHUNK_SIZE).then(loadedProfiles);
+            }
+        }
+    }, 100), [loading, isSearch, restrictDirectMessage, serverUrl, currentTeamId]);
+
+    const handleRemoveProfile = useCallback((id: string) => {
+        const newSelectedIds = Object.assign({}, selectedIds);
+
+        Reflect.deleteProperty(newSelectedIds, id);
+
+        setSelectedIds(newSelectedIds);
+    }, [selectedIds]);
+
+    const handleSelectProfile = useCallback((user: UserProfile) => {
+        if (selectedIds[user.id]) {
+            handleRemoveProfile(user.id);
+            return;
+        }
+
+        if (user.id === currentUserId) {
+            const selectedId = {
+                [currentUserId]: true,
+            };
+
+            startConversation(selectedId);
+        } else {
+            const wasSelected = selectedIds[user.id];
+
+            if (!wasSelected && selectedCount >= General.MAX_USERS_IN_GM - 1) {
+                return;
+            }
+
+            const newSelectedIds = Object.assign({}, selectedIds);
+            if (!wasSelected) {
+                newSelectedIds[user.id] = user;
+            }
+
+            setSelectedIds(newSelectedIds);
+
+            clearSearch();
+        }
+    }, [selectedIds, currentUserId, handleRemoveProfile, startConversation, clearSearch]);
+
+    const searchUsers = useCallback(async (searchTerm: string) => {
+        const lowerCasedTerm = searchTerm.toLowerCase();
+        setLoading(true);
+        let results;
+
+        if (restrictDirectMessage) {
+            results = await searchProfiles(serverUrl, lowerCasedTerm, {team_id: currentTeamId, allow_inactive: true});
+        } else {
+            results = await searchProfiles(serverUrl, lowerCasedTerm, {allow_inactive: true});
+        }
+
+        let data: UserProfile[] = [];
+        if (results.data) {
+            data = results.data;
+        }
+
+        setSearchResults(data);
+        setLoading(false);
+    }, [restrictDirectMessage, serverUrl, currentTeamId]);
+
+    const search = useCallback(() => {
+        searchUsers(term);
+    }, [searchUsers, term]);
+
+    const onSearch = useCallback((text: string) => {
+        if (text) {
+            setTerm(text);
+            if (searchTimeoutId.current) {
+                clearTimeout(searchTimeoutId.current);
+            }
+
+            searchTimeoutId.current = setTimeout(() => {
+                searchUsers(text);
+            }, General.SEARCH_TIMEOUT_MILLISECONDS);
+        } else {
+            clearSearch();
+        }
+    }, [searchUsers, clearSearch]);
+
+    const updateNavigationButtons = useCallback(async () => {
+        const closeIcon = await CompassIcon.getImageSource('close', 24, theme.sidebarHeaderTextColor);
+        setButtons(componentId, {
+            leftButtons: [{
+                id: CLOSE_BUTTON,
+                icon: closeIcon,
+                testID: 'close.button',
+            }],
+        });
+    }, [intl.locale, theme]);
+
+    useNavButtonPressed(CLOSE_BUTTON, componentId, close, [close]);
+
+    useEffect(() => {
+        mounted.current = true;
+        updateNavigationButtons();
+        getProfiles();
+        return () => {
+            mounted.current = false;
+        };
+    }, []);
+
+    const data = useMemo(() => {
+        if (term) {
+            const exactMatches: UserProfile[] = [];
+            const filterByTerm = (p: UserProfile) => {
+                if (selectedCount > 0 && p.id === currentUserId) {
+                    return false;
+                }
+
+                if (p.username === term || p.username.startsWith(term)) {
+                    exactMatches.push(p);
+                    return false;
+                }
+
+                return true;
+            };
+
+            const results = filterProfilesMatchingTerm(searchResults, term).filter(filterByTerm);
+            return [...exactMatches, ...results];
+        }
+        return profiles;
+    }, [term, isSearch && selectedCount, isSearch && searchResults, profiles]);
+
+    if (startingConversation) {
+        return (
+            <View style={style.container}>
+                <Loading color={theme.centerChannelColor}/>
+            </View>
+        );
+    }
+
+    return (
+        <SafeAreaView
+            style={style.container}
+            testID='members.screen'
+        >
+            <View style={style.searchBar}>
+                <Search
+                    testID='search_bar'
+                    placeholder={formatMessage({id: 'search_bar.search', defaultMessage: 'Search'})}
+                    cancelButtonTitle={formatMessage({id: 'mobile.post.cancel', defaultMessage: 'Cancel'})}
+                    placeholderTextColor={changeOpacity(theme.centerChannelColor, 0.5)}
+                    onChangeText={onSearch}
+                    onSubmitEditing={search}
+                    onCancel={clearSearch}
+                    autoCapitalize='none'
+                    keyboardAppearance={getKeyboardAppearanceFromTheme(theme)}
+                    value={term}
+                />
+            </View>
+            <UserList
+                currentUserId={currentUserId}
+                handleSelectProfile={handleSelectProfile}
+                loading={loading}
+                profiles={data}
+                selectedIds={selectedIds}
+                showNoResults={!loading && page.current !== -1}
+                teammateNameDisplay={teammateNameDisplay}
+                fetchMore={getProfiles}
+                term={term}
+                testID='user_list'
+                tutorialWatched={tutorialWatched}
+            />
+            {selectedCount > 0 &&
+            <SelectedUsers
+                selectedIds={selectedIds}
+                warnCount={selectUsersWarn}
+                maxCount={selectUsersMax}
+                onRemove={handleRemoveProfile}
+                teammateNameDisplay={teammateNameDisplay}
+                onPress={startConversation}
+                buttonIcon={selectUsersButtonIcon}
+                buttonText={selectUsersButtonText}
+            />
+            }
+        </SafeAreaView>
+    );
+}
+

app/screens/members_modal/selected_user.tsx

@@ -10,9 +10,9 @@ import {
 } from 'react-native';
 
 import CompassIcon from '@components/compass_icon';
+import ProfilePicture from '@components/profile_picture';
 import {useTheme} from '@context/theme';
 import {changeOpacity, makeStyleSheetFromTheme} from '@utils/theme';
-import {typography} from '@utils/typography';
 import {displayUsername} from '@utils/user';
 
 type Props = {
@@ -38,6 +38,9 @@ type Props = {
     testID?: string;
 }
 
+export const USER_CHIP_HEIGHT = 32;
+export const USER_CHIP_BOTTOM_MARGIN = 8;
+
 const getStyleFromTheme = makeStyleSheetFromTheme((theme) => {
     return {
         container: {
@@ -45,19 +48,27 @@ const getStyleFromTheme = makeStyleSheetFromTheme((theme) => {
             justifyContent: 'center',
             flexDirection: 'row',
             borderRadius: 16,
+            height: USER_CHIP_HEIGHT,
             backgroundColor: changeOpacity(theme.centerChannelColor, 0.08),
-            marginBottom: 8,
-            marginRight: 10,
-            paddingLeft: 12,
-            paddingVertical: 8,
-            paddingRight: 7,
+            marginBottom: USER_CHIP_BOTTOM_MARGIN,
+            marginRight: 8,
+            paddingHorizontal: 7,
         },
         remove: {
+            justifyContent: 'center',
             marginLeft: 7,
         },
+        profileContainer: {
+            flexDirection: 'row',
+            alignItems: 'center',
+            marginRight: 8,
+            color: theme.centerChannelColor,
+        },
         text: {
             color: theme.centerChannelColor,
-            ...typography('Body', 100, 'SemiBold'),
+            fontSize: 14,
+            lineHeight: 15,
+            fontFamily: 'OpenSans',
         },
     };
 });
@@ -76,11 +87,20 @@ export default function SelectedUser({
         onRemove(user.id);
     }, [onRemove, user.id]);
 
+    const userItemTestID = `${testID}.${user.id}`;
     return (
         <View
             style={style.container}
             testID={`${testID}.${user.id}`}
         >
+            <View style={style.profileContainer}>
+                <ProfilePicture
+                    author={user}
+                    size={20}
+                    iconSize={20}
+                    testID={`${userItemTestID}.profile_picture`}
+                />
+            </View>
             <Text
                 style={style.text}
                 testID={`${testID}.${user.id}.display_name`}
@@ -94,7 +114,7 @@ export default function SelectedUser({
             >
                 <CompassIcon
                     name='close-circle'
-                    size={17}
+                    size={18}
                     color={changeOpacity(theme.centerChannelColor, 0.32)}
                 />
             </TouchableOpacity>

app/screens/members_modal/selected_users.tsx

@@ -2,51 +2,92 @@
 // See LICENSE.txt for license information.
 
 import React, {useMemo} from 'react';
-import {View} from 'react-native';
+import {ScrollView, View} from 'react-native';
 
 import FormattedText from '@components/formatted_text';
 import {useTheme} from '@context/theme';
+import Button from '@screens/bottom_sheet/button';
 import {changeOpacity, makeStyleSheetFromTheme} from '@utils/theme';
 
-import SelectedUser from './selected_user';
+import SelectedUser, {USER_CHIP_BOTTOM_MARGIN, USER_CHIP_HEIGHT} from './selected_user';
 
 type Props = {
 
     /*
-     * An object mapping user ids to a falsey value indicating whether or not they've been selected.
+     * An object mapping user ids to a falsey value indicating whether or not they have been selected.
      */
     selectedIds: {[id: string]: UserProfile};
 
     /*
-         * How to display the names of users.
-         */
+     * How to display the names of users.
+     */
     teammateNameDisplay: string;
 
     /*
-         * The number of users that will be selected when we start to display a message indicating
-         * the remaining number of users that can be selected.
-         */
+     * The number of users that will be selected when we start to display a message indicating
+     * the remaining number of users that can be selected.
+     */
     warnCount: number;
 
     /*
-         * The maximum number of users that can be selected.
-         */
+     * The maximum number of users that can be selected.
+     */
     maxCount: number;
 
     /*
-         * A handler function that will deselect a user when clicked on.
-         */
+     * A handler function that will deselect a user when clicked on.
+     */
+    onPress: (selectedId?: {[id: string]: boolean}) => void;
+
+    /*
+     * A handler function that will deselect a user when clicked on.
+     */
     onRemove: (id: string) => void;
+
+    /*
+     * Name of the button Icon
+     */
+    buttonIcon: string;
+
+    /*
+     * Text displayed on the action button
+     */
+    buttonText: string;
 }
 
+const MAX_ROWS = 3;
+
 const getStyleFromTheme = makeStyleSheetFromTheme((theme) => {
     return {
         container: {
-            marginHorizontal: 12,
+            flexShrink: 1,
+            backgroundColor: theme.centerChannelBg,
+            borderBottomWidth: 0,
+            borderColor: changeOpacity(theme.centerChannelColor, 0.16),
+            borderTopLeftRadius: 12,
+            borderTopRightRadius: 12,
+            borderWidth: 1,
+            elevation: 4,
+            paddingHorizontal: 20,
+            shadowColor: theme.centerChannelColor,
+            shadowOffset: {
+                width: 0,
+                height: 8,
+            },
+            shadowOpacity: 0.16,
+            shadowRadius: 24,
+        },
+        buttonContainer: {
+            marginVertical: 20,
+        },
+        containerUsers: {
+            marginTop: 20,
+            maxHeight: (USER_CHIP_HEIGHT + USER_CHIP_BOTTOM_MARGIN) * MAX_ROWS,
         },
         users: {
             alignItems: 'flex-start',
             flexDirection: 'row',
+            flexGrow: 1,
             flexWrap: 'wrap',
         },
         message: {
@@ -64,11 +105,18 @@ export default function SelectedUsers({
     teammateNameDisplay,
     warnCount,
     maxCount,
+    onPress,
     onRemove,
+    buttonIcon,
+    buttonText,
 }: Props) {
     const theme = useTheme();
     const style = getStyleFromTheme(theme);
 
+    const handleOnPress = async () => {
+        onPress();
+    };
+
     const users = useMemo(() => {
         const u = [];
         for (const id of Object.keys(selectedIds)) {
@@ -128,10 +176,22 @@ export default function SelectedUsers({
 
     return (
         <View style={style.container}>
-            <View style={style.users}>
-                {users}
+            <View style={style.containerUsers}>
+                <ScrollView
+                    contentContainerStyle={style.users}
+                >
+                    {users}
+                </ScrollView>
             </View>
             {message}
+
+            <View style={style.buttonContainer}>
+                <Button
+                    onPress={handleOnPress}
+                    icon={buttonIcon}
+                    text={buttonText}
+                />
+            </View>
         </View>
     );
 }

assets/base/i18n/en.json

@@ -396,6 +396,7 @@
   "mobile.calls_you": "(you)",
   "mobile.camera_photo_permission_denied_description": "Take photos and upload them to your server or save them to your device. Open Settings to grant {applicationName} read and write access to your camera.",
   "mobile.camera_photo_permission_denied_title": "{applicationName} would like to access your camera",
+  "mobile.channel_add_people.title": "Add Members",
   "mobile.channel_info.alertNo": "No",
   "mobile.channel_info.alertYes": "Yes",
   "mobile.channel_list.recent": "Recent",
@@ -415,7 +416,7 @@
   "mobile.create_direct_message.add_more": "You can add {remaining, number} more users",
   "mobile.create_direct_message.cannot_add_more": "You cannot add more users",
   "mobile.create_direct_message.one_more": "You can add 1 more user",
-  "mobile.create_direct_message.start": "Start",
+  "mobile.create_direct_message.start": "Start Conversation",
   "mobile.create_direct_message.you": "@{username} - you",
   "mobile.create_post.read_only": "This channel is read-only.",
   "mobile.custom_status.choose_emoji": "Choose an emoji",