743 lines
26 KiB
TypeScript
743 lines
26 KiB
TypeScript
import React, {
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memo,
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useCallback,
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useEffect,
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useMemo,
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useRef,
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} from '../../lib/teact/teact';
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import { addExtraClass, removeExtraClass } from '../../lib/teact/teact-dom';
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import { requestForcedReflow, forceMeasure, requestMeasure } from '../../lib/fasterdom/fasterdom';
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import type { FC } from '../../lib/teact/teact';
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import { getActions, getGlobal, withGlobal } from '../../global';
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import type {
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ApiBotInfo, ApiMessage, ApiRestrictionReason, ApiTopic,
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} from '../../api/types';
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import { MAIN_THREAD_ID } from '../../api/types';
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import type { MessageListType } from '../../global/types';
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import type { Signal } from '../../util/signals';
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import type { PinnedIntersectionChangedCallback } from './hooks/usePinnedMessage';
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import { LoadMoreDirection } from '../../types';
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import { ANIMATION_END_DELAY, LOCAL_MESSAGE_MIN_ID, MESSAGE_LIST_SLICE } from '../../config';
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import {
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selectChatMessages,
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selectIsViewportNewest,
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selectFirstUnreadId,
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selectFocusedMessageId,
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selectChat,
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selectIsInSelectMode,
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selectIsChatWithSelf,
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selectChatBot,
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selectIsChatBotNotStarted,
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selectScrollOffset,
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selectThreadTopMessageId,
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selectFirstMessageId,
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selectChatScheduledMessages,
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selectCurrentMessageIds,
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selectIsCurrentUserPremium,
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selectLastScrollOffset,
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selectThreadInfo,
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selectTabState,
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selectUserFullInfo,
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selectChatFullInfo,
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selectPerformanceSettingsValue,
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} from '../../global/selectors';
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import {
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isChatChannel,
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isUserId,
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isChatWithRepliesBot,
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isChatGroup,
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getBotCoverMediaHash,
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getDocumentMediaHash,
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getVideoDimensions,
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getPhotoFullDimensions,
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} from '../../global/helpers';
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import { orderBy } from '../../util/iteratees';
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import { DPR } from '../../util/windowEnvironment';
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import { debounce, onTickEnd } from '../../util/schedulers';
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import buildClassName from '../../util/buildClassName';
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import { groupMessages } from './helpers/groupMessages';
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import { preventMessageInputBlur } from './helpers/preventMessageInputBlur';
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import resetScroll from '../../util/resetScroll';
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import animateScroll, { isAnimatingScroll, restartCurrentScrollAnimation } from '../../util/animateScroll';
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import renderText from '../common/helpers/renderText';
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import { useStateRef } from '../../hooks/useStateRef';
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import useSyncEffect from '../../hooks/useSyncEffect';
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import useStickyDates from './hooks/useStickyDates';
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import { dispatchHeavyAnimationEvent } from '../../hooks/useHeavyAnimationCheck';
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import useLang from '../../hooks/useLang';
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import useInterval from '../../hooks/useInterval';
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import useNativeCopySelectedMessages from '../../hooks/useNativeCopySelectedMessages';
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import useMedia from '../../hooks/useMedia';
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import useLayoutEffectWithPrevDeps from '../../hooks/useLayoutEffectWithPrevDeps';
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import useEffectWithPrevDeps from '../../hooks/useEffectWithPrevDeps';
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import useContainerHeight from './hooks/useContainerHeight';
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import Loading from '../ui/Loading';
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import MessageListContent from './MessageListContent';
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import ContactGreeting from './ContactGreeting';
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import NoMessages from './NoMessages';
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import Skeleton from '../ui/Skeleton';
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import OptimizedVideo from '../ui/OptimizedVideo';
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import './MessageList.scss';
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type OwnProps = {
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chatId: string;
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threadId: number;
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type: MessageListType;
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canPost: boolean;
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isReady: boolean;
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onFabToggle: (shouldShow: boolean) => void;
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onNotchToggle: (shouldShow: boolean) => void;
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hasTools?: boolean;
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withBottomShift?: boolean;
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withDefaultBg: boolean;
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onPinnedIntersectionChange: PinnedIntersectionChangedCallback;
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getForceNextPinnedInHeader: Signal<boolean | undefined>;
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};
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type StateProps = {
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isCurrentUserPremium?: boolean;
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isChatLoaded?: boolean;
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isChannelChat?: boolean;
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isGroupChat?: boolean;
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isChatWithSelf?: boolean;
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isRepliesChat?: boolean;
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isCreator?: boolean;
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isBot?: boolean;
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messageIds?: number[];
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messagesById?: Record<number, ApiMessage>;
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firstUnreadId?: number;
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isComments?: boolean;
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isViewportNewest?: boolean;
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isRestricted?: boolean;
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restrictionReason?: ApiRestrictionReason;
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focusingId?: number;
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isSelectModeActive?: boolean;
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lastMessage?: ApiMessage;
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isLoadingBotInfo?: boolean;
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botInfo?: ApiBotInfo;
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threadTopMessageId?: number;
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threadFirstMessageId?: number;
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hasLinkedChat?: boolean;
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lastSyncTime?: number;
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topic?: ApiTopic;
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noMessageSendingAnimation?: boolean;
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};
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const MESSAGE_REACTIONS_POLLING_INTERVAL = 15 * 1000;
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const MESSAGE_COMMENTS_POLLING_INTERVAL = 15 * 1000;
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const BOTTOM_THRESHOLD = 50;
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const UNREAD_DIVIDER_TOP = 10;
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const UNREAD_DIVIDER_TOP_WITH_TOOLS = 60;
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const SCROLL_DEBOUNCE = 200;
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const MESSAGE_ANIMATION_DURATION = 500;
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const BOTTOM_FOCUS_MARGIN = 20;
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const SELECT_MODE_ANIMATION_DURATION = 200;
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const UNREAD_DIVIDER_CLASS = 'unread-divider';
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const runDebouncedForScroll = debounce((cb) => cb(), SCROLL_DEBOUNCE, false);
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const MessageList: FC<OwnProps & StateProps> = ({
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chatId,
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threadId,
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type,
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hasTools,
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onFabToggle,
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onNotchToggle,
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isCurrentUserPremium,
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isChatLoaded,
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isChannelChat,
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isGroupChat,
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canPost,
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isReady,
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isChatWithSelf,
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isRepliesChat,
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isCreator,
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isBot,
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messageIds,
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messagesById,
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firstUnreadId,
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isComments,
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isViewportNewest,
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threadFirstMessageId,
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isRestricted,
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restrictionReason,
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focusingId,
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isSelectModeActive,
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lastMessage,
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isLoadingBotInfo,
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botInfo,
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threadTopMessageId,
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hasLinkedChat,
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lastSyncTime,
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withBottomShift,
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withDefaultBg,
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topic,
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noMessageSendingAnimation,
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onPinnedIntersectionChange,
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getForceNextPinnedInHeader,
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}) => {
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const {
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loadViewportMessages, setScrollOffset, loadSponsoredMessages, loadMessageReactions, copyMessagesByIds,
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loadMessageViews,
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} = getActions();
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// eslint-disable-next-line no-null/no-null
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const containerRef = useRef<HTMLDivElement>(null);
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// We update local cached `scrollOffsetRef` when opening chat.
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// Then we update global version every second on scrolling.
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const scrollOffsetRef = useRef<number>(
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(type === 'thread' && selectScrollOffset(getGlobal(), chatId, threadId))
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|| selectLastScrollOffset(getGlobal(), chatId, threadId)
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|| 0,
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);
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const anchorIdRef = useRef<string>();
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const anchorTopRef = useRef<number>();
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const listItemElementsRef = useRef<HTMLDivElement[]>();
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const memoFirstUnreadIdRef = useRef<number>();
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const memoUnreadDividerBeforeIdRef = useRef<number | undefined>();
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const memoFocusingIdRef = useRef<number>();
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const isScrollTopJustUpdatedRef = useRef(false);
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const shouldAnimateAppearanceRef = useRef(Boolean(lastMessage));
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const botInfoPhotoUrl = useMedia(botInfo?.photo ? getBotCoverMediaHash(botInfo.photo) : undefined);
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const botInfoGifUrl = useMedia(botInfo?.gif ? getDocumentMediaHash(botInfo.gif) : undefined);
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const botInfoDimensions = botInfo?.photo ? getPhotoFullDimensions(botInfo.photo) : botInfo?.gif
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? getVideoDimensions(botInfo.gif) : undefined;
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const botInfoRealDimensions = botInfoDimensions && {
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width: botInfoDimensions.width / DPR,
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height: botInfoDimensions.height / DPR,
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};
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const areMessagesLoaded = Boolean(messageIds);
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useSyncEffect(() => {
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// We only need it first time when message list appears
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if (areMessagesLoaded) {
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onTickEnd(() => {
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shouldAnimateAppearanceRef.current = false;
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});
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}
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}, [areMessagesLoaded]);
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// Updated every time (to be used from intersection callback closure)
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useSyncEffect(() => {
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memoFirstUnreadIdRef.current = firstUnreadId;
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}, [firstUnreadId]);
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useEffect(() => {
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if (!isCurrentUserPremium && isChannelChat && isReady && lastSyncTime) {
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loadSponsoredMessages({ chatId });
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}
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}, [isCurrentUserPremium, chatId, isReady, isChannelChat, lastSyncTime, loadSponsoredMessages]);
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// Updated only once when messages are loaded (as we want the unread divider to keep its position)
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useSyncEffect(() => {
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if (areMessagesLoaded) {
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memoUnreadDividerBeforeIdRef.current = memoFirstUnreadIdRef.current;
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}
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}, [areMessagesLoaded]);
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useSyncEffect(() => {
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memoFocusingIdRef.current = focusingId;
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}, [focusingId]);
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useNativeCopySelectedMessages(copyMessagesByIds);
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const messageGroups = useMemo(() => {
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if (!messageIds || !messagesById) {
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return undefined;
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}
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const viewportIds = (
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threadTopMessageId
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&& threadFirstMessageId !== threadTopMessageId
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&& (!messageIds[0] || threadFirstMessageId === messageIds[0])
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)
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? [threadTopMessageId, ...messageIds]
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: messageIds;
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if (!viewportIds.length) {
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return undefined;
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}
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const listedMessages = viewportIds.map((id) => messagesById[id]).filter(Boolean);
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const orderRule: (keyof ApiMessage)[] = type === 'scheduled' ? ['date', 'id'] : ['id'];
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return listedMessages.length
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? groupMessages(orderBy(listedMessages, orderRule), memoUnreadDividerBeforeIdRef.current)
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: undefined;
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}, [messageIds, messagesById, threadFirstMessageId, threadTopMessageId, type]);
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useInterval(() => {
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if (!messageIds || !messagesById) {
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return;
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}
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const ids = messageIds.filter((id) => messagesById[id]?.reactions);
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if (!ids.length) return;
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loadMessageReactions({ chatId, ids });
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}, MESSAGE_REACTIONS_POLLING_INTERVAL);
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useInterval(() => {
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if (!messageIds || !messagesById || threadId !== MAIN_THREAD_ID) {
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return;
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}
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const ids = messageIds.filter((id) => messagesById[id]?.repliesThreadInfo?.isComments);
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if (!ids.length) return;
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loadMessageViews({ chatId, ids });
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}, MESSAGE_COMMENTS_POLLING_INTERVAL);
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const loadMoreAround = useMemo(() => {
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if (type !== 'thread') {
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return undefined;
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}
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return debounce(() => loadViewportMessages({ direction: LoadMoreDirection.Around }), 1000, true, false);
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// eslint-disable-next-line react-hooks-static-deps/exhaustive-deps
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}, [loadViewportMessages, messageIds]);
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const { isScrolled, updateStickyDates } = useStickyDates();
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const handleScroll = useCallback(() => {
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if (isScrollTopJustUpdatedRef.current) {
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isScrollTopJustUpdatedRef.current = false;
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return;
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}
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const container = containerRef.current;
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if (!container) {
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return;
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}
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if (!memoFocusingIdRef.current) {
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updateStickyDates(container, hasTools);
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}
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runDebouncedForScroll(() => {
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const global = getGlobal();
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const forceNextPinnedInHeader = getForceNextPinnedInHeader() && !selectTabState(global).focusedMessage?.chatId;
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if (forceNextPinnedInHeader) {
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onPinnedIntersectionChange({ hasScrolled: true });
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}
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if (!container.parentElement) {
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return;
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}
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scrollOffsetRef.current = container.scrollHeight - container.scrollTop;
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if (type === 'thread') {
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setScrollOffset({ chatId, threadId, scrollOffset: scrollOffsetRef.current });
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}
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});
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}, [
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updateStickyDates, hasTools, getForceNextPinnedInHeader, onPinnedIntersectionChange, type, chatId, threadId,
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]);
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const [getContainerHeight, prevContainerHeightRef] = useContainerHeight(containerRef, canPost && !isSelectModeActive);
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// Initial message loading
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useEffect(() => {
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if (!loadMoreAround || !isChatLoaded || isRestricted || focusingId) {
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return;
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}
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// Loading history while sending a message can return the same message and cause ambiguity
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const isLastMessageLocal = messageIds && messageIds[messageIds.length - 1] > LOCAL_MESSAGE_MIN_ID;
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if (isLastMessageLocal) {
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return;
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}
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const container = containerRef.current!;
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if (!messageIds || (
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messageIds.length < MESSAGE_LIST_SLICE / 2
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&& (container.firstElementChild as HTMLDivElement).clientHeight <= container.offsetHeight
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)) {
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loadMoreAround();
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}
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}, [isChatLoaded, messageIds, loadMoreAround, focusingId, isRestricted]);
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const rememberScrollPositionRef = useStateRef(() => {
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if (!messageIds || !listItemElementsRef.current) {
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return;
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}
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const preservedItemElements = listItemElementsRef.current
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.filter((element) => messageIds.includes(Number(element.dataset.messageId)));
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// We avoid the very first item as it may be a partly-loaded album
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// and also because it may be removed when messages limit is reached
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const anchor = preservedItemElements[1] || preservedItemElements[0];
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if (!anchor) {
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return;
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}
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anchorIdRef.current = anchor.id;
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anchorTopRef.current = anchor.getBoundingClientRect().top;
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});
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useSyncEffect(
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() => forceMeasure(() => rememberScrollPositionRef.current()),
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// This will run before modifying content and should match deps for `useLayoutEffectWithPrevDeps` below
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[messageIds, isViewportNewest, hasTools, rememberScrollPositionRef],
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);
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useEffect(
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() => rememberScrollPositionRef.current(),
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// This is only needed to react on signal updates
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[getContainerHeight, rememberScrollPositionRef],
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);
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// Handles updated message list, takes care of scroll repositioning
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useLayoutEffectWithPrevDeps(([prevMessageIds, prevIsViewportNewest]) => {
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if (process.env.APP_ENV === 'perf') {
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// eslint-disable-next-line no-console
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console.time('scrollTop');
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}
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const containerHeight = getContainerHeight();
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const prevContainerHeight = prevContainerHeightRef.current;
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prevContainerHeightRef.current = containerHeight;
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const container = containerRef.current!;
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listItemElementsRef.current = Array.from(container.querySelectorAll<HTMLDivElement>('.message-list-item'));
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const lastItemElement = listItemElementsRef.current[listItemElementsRef.current.length - 1];
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const hasLastMessageChanged = (
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messageIds && prevMessageIds && messageIds[messageIds.length - 1] !== prevMessageIds[prevMessageIds.length - 1]
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);
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const hasViewportShifted = (
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messageIds?.[0] !== prevMessageIds?.[0] && messageIds?.length === (MESSAGE_LIST_SLICE / 2 + 1)
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);
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const wasMessageAdded = hasLastMessageChanged && !hasViewportShifted;
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// Add extra height when few messages to allow scroll animation
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if (
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isViewportNewest
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&& wasMessageAdded
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&& (messageIds && messageIds.length < MESSAGE_LIST_SLICE / 2)
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&& !container.parentElement!.classList.contains('force-messages-scroll')
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&& forceMeasure(() => (
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(container.firstElementChild as HTMLDivElement)!.clientHeight <= container.offsetHeight * 2
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))
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) {
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addExtraClass(container.parentElement!, 'force-messages-scroll');
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container.parentElement!.classList.add('force-messages-scroll');
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setTimeout(() => {
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if (container.parentElement) {
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removeExtraClass(container.parentElement!, 'force-messages-scroll');
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}
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}, MESSAGE_ANIMATION_DURATION);
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}
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requestForcedReflow(() => {
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const { scrollTop, scrollHeight, offsetHeight } = container;
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const scrollOffset = scrollOffsetRef.current;
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let bottomOffset = scrollOffset - (prevContainerHeight || offsetHeight);
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if (wasMessageAdded) {
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// If two new messages come at once (e.g. when bot responds) then the first message will update `scrollOffset`
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// right away (before animation) which creates inconsistency until the animation completes. To work around that,
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// we calculate `isAtBottom` with a "buffer" of the latest message height (this is approximate).
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const lastItemHeight = lastItemElement ? lastItemElement.offsetHeight : 0;
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bottomOffset -= lastItemHeight;
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}
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const isAtBottom = isViewportNewest && prevIsViewportNewest && bottomOffset <= BOTTOM_THRESHOLD;
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const isAlreadyFocusing = messageIds && memoFocusingIdRef.current === messageIds[messageIds.length - 1];
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// Animate incoming message
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if (wasMessageAdded && isAtBottom && !isAlreadyFocusing) {
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// Break out of `forceLayout`
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requestMeasure(() => {
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animateScroll(
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container,
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lastItemElement!,
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'end',
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BOTTOM_FOCUS_MARGIN,
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|
undefined,
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undefined,
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noMessageSendingAnimation ? 0 : undefined,
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);
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});
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}
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const isResized = prevContainerHeight !== undefined && prevContainerHeight !== containerHeight;
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if (isResized && isAnimatingScroll()) {
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return undefined;
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}
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const anchor = anchorIdRef.current && container.querySelector(`#${anchorIdRef.current}`);
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const unreadDivider = (
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!anchor
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&& memoUnreadDividerBeforeIdRef.current
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&& container.querySelector<HTMLDivElement>(`.${UNREAD_DIVIDER_CLASS}`)
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);
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let newScrollTop!: number;
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if (isAtBottom && isResized) {
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newScrollTop = scrollHeight - offsetHeight;
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} else if (anchor) {
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const newAnchorTop = anchor.getBoundingClientRect().top;
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newScrollTop = scrollTop + (newAnchorTop - (anchorTopRef.current || 0));
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} else if (unreadDivider) {
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newScrollTop = Math.min(
|
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unreadDivider.offsetTop - (hasTools ? UNREAD_DIVIDER_TOP_WITH_TOOLS : UNREAD_DIVIDER_TOP),
|
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scrollHeight - scrollOffset,
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);
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} else {
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newScrollTop = scrollHeight - scrollOffset;
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}
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return () => {
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resetScroll(container, Math.ceil(newScrollTop));
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restartCurrentScrollAnimation();
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scrollOffsetRef.current = Math.max(Math.ceil(scrollHeight - newScrollTop), offsetHeight);
|
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|
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if (!memoFocusingIdRef.current) {
|
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isScrollTopJustUpdatedRef.current = true;
|
|
|
|
requestMeasure(() => {
|
|
isScrollTopJustUpdatedRef.current = false;
|
|
});
|
|
}
|
|
|
|
if (process.env.APP_ENV === 'perf') {
|
|
// eslint-disable-next-line no-console
|
|
console.timeEnd('scrollTop');
|
|
}
|
|
};
|
|
});
|
|
// This should match deps for `useSyncEffect` above
|
|
}, [messageIds, isViewportNewest, hasTools, getContainerHeight, prevContainerHeightRef, noMessageSendingAnimation]);
|
|
|
|
useEffectWithPrevDeps(([prevIsSelectModeActive]) => {
|
|
if (prevIsSelectModeActive !== undefined) {
|
|
dispatchHeavyAnimationEvent(SELECT_MODE_ANIMATION_DURATION + ANIMATION_END_DELAY);
|
|
}
|
|
}, [isSelectModeActive]);
|
|
|
|
const lang = useLang();
|
|
|
|
const isPrivate = Boolean(chatId && isUserId(chatId));
|
|
const withUsers = Boolean((!isPrivate && !isChannelChat) || isChatWithSelf || isRepliesChat);
|
|
const noAvatars = Boolean(!withUsers || isChannelChat);
|
|
const shouldRenderGreeting = isUserId(chatId) && !isChatWithSelf && !isBot
|
|
&& (
|
|
(
|
|
!messageGroups && !lastMessage && messageIds
|
|
// Used to avoid flickering when deleting a greeting that has just been sent
|
|
&& (!listItemElementsRef.current || listItemElementsRef.current.length === 0)
|
|
)
|
|
|| (messageIds?.length === 1 && messagesById?.[messageIds[0]]?.content.action?.type === 'contactSignUp')
|
|
|| (lastMessage?.content?.action?.type === 'contactSignUp')
|
|
);
|
|
|
|
const isGroupChatJustCreated = isGroupChat && isCreator
|
|
&& messageIds?.length === 1 && messagesById?.[messageIds[0]]?.content.action?.type === 'chatCreate';
|
|
const isEmptyTopic = messageIds?.length === 1
|
|
&& messagesById?.[messageIds[0]]?.content.action?.type === 'topicCreate';
|
|
|
|
const isBotInfoEmpty = botInfo && !botInfo.description && !botInfo.gif && !botInfo.photo;
|
|
|
|
const className = buildClassName(
|
|
'MessageList custom-scroll',
|
|
noAvatars && 'no-avatars',
|
|
!canPost && 'no-composer',
|
|
type === 'pinned' && 'type-pinned',
|
|
withBottomShift && 'with-bottom-shift',
|
|
withDefaultBg && 'with-default-bg',
|
|
isSelectModeActive && 'select-mode-active',
|
|
isScrolled && 'scrolled',
|
|
!isReady && 'is-animating',
|
|
);
|
|
|
|
return (
|
|
<div
|
|
ref={containerRef}
|
|
className={className}
|
|
onScroll={handleScroll}
|
|
onMouseDown={preventMessageInputBlur}
|
|
>
|
|
{isRestricted ? (
|
|
<div className="empty">
|
|
<span>
|
|
{restrictionReason ? restrictionReason.text : `This is a private ${isChannelChat ? 'channel' : 'chat'}`}
|
|
</span>
|
|
</div>
|
|
) : botInfo ? (
|
|
<div className="empty">
|
|
{isLoadingBotInfo && <span>{lang('Loading')}</span>}
|
|
{isBotInfoEmpty && !isLoadingBotInfo && <span>{lang('NoMessages')}</span>}
|
|
{botInfo && (
|
|
<div
|
|
className="bot-info"
|
|
style={botInfoRealDimensions && (
|
|
`width: ${botInfoRealDimensions.width}px`
|
|
)}
|
|
>
|
|
{botInfoPhotoUrl && (
|
|
<img
|
|
src={botInfoPhotoUrl}
|
|
width={botInfoRealDimensions?.width}
|
|
height={botInfoRealDimensions?.height}
|
|
alt="Bot info"
|
|
/>
|
|
)}
|
|
{botInfoGifUrl && (
|
|
<OptimizedVideo
|
|
canPlay
|
|
src={botInfoGifUrl}
|
|
loop
|
|
disablePictureInPicture
|
|
muted
|
|
playsInline
|
|
/>
|
|
)}
|
|
{botInfoDimensions && !botInfoPhotoUrl && !botInfoGifUrl && (
|
|
<Skeleton
|
|
width={botInfoRealDimensions?.width}
|
|
height={botInfoRealDimensions?.height}
|
|
/>
|
|
)}
|
|
{botInfo.description && (
|
|
<div className="bot-info-description">
|
|
<p className="bot-info-title">{lang('BotInfoTitle')}</p>
|
|
{renderText(botInfo.description, ['br', 'emoji', 'links'])}
|
|
</div>
|
|
)}
|
|
</div>
|
|
)}
|
|
</div>
|
|
) : shouldRenderGreeting ? (
|
|
<ContactGreeting userId={chatId} />
|
|
) : messageIds && (!messageGroups || isGroupChatJustCreated || isEmptyTopic) ? (
|
|
<NoMessages
|
|
chatId={chatId}
|
|
topic={topic}
|
|
type={type}
|
|
isChatWithSelf={isChatWithSelf}
|
|
isGroupChatJustCreated={isGroupChatJustCreated}
|
|
/>
|
|
) : ((messageIds && messageGroups) || lastMessage) ? (
|
|
<MessageListContent
|
|
isCurrentUserPremium={isCurrentUserPremium}
|
|
chatId={chatId}
|
|
isComments={isComments}
|
|
isChannelChat={isChannelChat}
|
|
messageIds={messageIds || [lastMessage!.id]}
|
|
messageGroups={messageGroups || groupMessages([lastMessage!])}
|
|
getContainerHeight={getContainerHeight}
|
|
isViewportNewest={Boolean(isViewportNewest)}
|
|
isUnread={Boolean(firstUnreadId)}
|
|
withUsers={withUsers}
|
|
noAvatars={noAvatars}
|
|
containerRef={containerRef}
|
|
anchorIdRef={anchorIdRef}
|
|
memoUnreadDividerBeforeIdRef={memoUnreadDividerBeforeIdRef}
|
|
memoFirstUnreadIdRef={memoFirstUnreadIdRef}
|
|
threadId={threadId}
|
|
type={type}
|
|
isReady={isReady}
|
|
threadTopMessageId={threadTopMessageId}
|
|
hasLinkedChat={hasLinkedChat}
|
|
isSchedule={messageGroups ? type === 'scheduled' : false}
|
|
noAppearanceAnimation={!messageGroups || !shouldAnimateAppearanceRef.current}
|
|
onFabToggle={onFabToggle}
|
|
onNotchToggle={onNotchToggle}
|
|
onPinnedIntersectionChange={onPinnedIntersectionChange}
|
|
/>
|
|
) : (
|
|
<Loading color="white" backgroundColor="dark" />
|
|
)}
|
|
</div>
|
|
);
|
|
};
|
|
|
|
export default memo(withGlobal<OwnProps>(
|
|
(global, { chatId, threadId, type }): StateProps => {
|
|
const chat = selectChat(global, chatId);
|
|
if (!chat) {
|
|
return {};
|
|
}
|
|
|
|
const messageIds = selectCurrentMessageIds(global, chatId, threadId, type);
|
|
const messagesById = type === 'scheduled'
|
|
? selectChatScheduledMessages(global, chatId)
|
|
: selectChatMessages(global, chatId);
|
|
const threadTopMessageId = selectThreadTopMessageId(global, chatId, threadId);
|
|
const threadInfo = selectThreadInfo(global, chatId, threadId);
|
|
|
|
if (
|
|
threadId !== MAIN_THREAD_ID && !chat?.isForum
|
|
&& !(messagesById && threadTopMessageId && messagesById[threadTopMessageId])
|
|
) {
|
|
return {};
|
|
}
|
|
|
|
const { isRestricted, restrictionReason, lastMessage } = chat;
|
|
const focusingId = selectFocusedMessageId(global, chatId);
|
|
|
|
const withLastMessageWhenPreloading = (
|
|
threadId === MAIN_THREAD_ID
|
|
&& !messageIds && !chat.unreadCount && !focusingId && lastMessage && !lastMessage.groupedId
|
|
);
|
|
|
|
const chatBot = selectChatBot(global, chatId)!;
|
|
let isLoadingBotInfo = false;
|
|
let botInfo;
|
|
if (selectIsChatBotNotStarted(global, chatId)) {
|
|
const chatBotFullInfo = selectUserFullInfo(global, chatBot.id);
|
|
if (chatBotFullInfo) {
|
|
botInfo = chatBotFullInfo.botInfo;
|
|
} else {
|
|
isLoadingBotInfo = true;
|
|
}
|
|
}
|
|
|
|
const topic = chat.topics?.[threadId];
|
|
const chatFullInfo = !isUserId(chatId) ? selectChatFullInfo(global, chatId) : undefined;
|
|
|
|
return {
|
|
isCurrentUserPremium: selectIsCurrentUserPremium(global),
|
|
isChatLoaded: true,
|
|
isRestricted,
|
|
restrictionReason,
|
|
isChannelChat: isChatChannel(chat),
|
|
isGroupChat: isChatGroup(chat),
|
|
isCreator: chat.isCreator,
|
|
isChatWithSelf: selectIsChatWithSelf(global, chatId),
|
|
isRepliesChat: isChatWithRepliesBot(chatId),
|
|
isBot: Boolean(chatBot),
|
|
messageIds,
|
|
messagesById,
|
|
isComments: Boolean(threadInfo?.originChannelId),
|
|
firstUnreadId: selectFirstUnreadId(global, chatId, threadId),
|
|
isViewportNewest: type !== 'thread' || selectIsViewportNewest(global, chatId, threadId),
|
|
threadFirstMessageId: selectFirstMessageId(global, chatId, threadId),
|
|
focusingId,
|
|
isSelectModeActive: selectIsInSelectMode(global),
|
|
isLoadingBotInfo,
|
|
botInfo,
|
|
threadTopMessageId,
|
|
hasLinkedChat: Boolean(chatFullInfo?.linkedChatId),
|
|
lastSyncTime: global.lastSyncTime,
|
|
topic,
|
|
noMessageSendingAnimation: !selectPerformanceSettingsValue(global, 'messageSendingAnimations'),
|
|
...(withLastMessageWhenPreloading && { lastMessage }),
|
|
};
|
|
},
|
|
)(MessageList));
|