import type { Reducer } from 'react';
import type { ChannelState, OneChatMessage } from '../../context/ChannelStateContext';
import type { Channel, DefaultOneChatGenerics, MessageResponse, ChannelState as OneChatChannelState } from '../../types';
export declare type ChannelStateReducerAction<OneChatGenerics extends DefaultOneChatGenerics = DefaultOneChatGenerics> = {
    type: 'closeThread';
} | {
    type: 'clearHighlightedMessage';
} | {
    channel: Channel<OneChatGenerics>;
    type: 'copyMessagesFromChannel';
    parentId?: string | null;
} | {
    channel: Channel<OneChatGenerics>;
    type: 'copyStateFromChannelOnEvent';
} | {
    hasMoreNewer: boolean;
    highlightedMessageId: string;
    type: 'jumpToMessageFinished';
} | {
    channel: Channel<OneChatGenerics>;
    type: 'initStateFromChannel';
} | {
    hasMore: boolean;
    messages: OneChatMessage<OneChatGenerics>[];
    type: 'loadMoreFinished';
} | {
    hasMoreNewer: boolean;
    messages: OneChatMessage<OneChatGenerics>[];
    type: 'loadMoreNewerFinished';
} | {
    threadHasMore: boolean;
    threadMessages: Array<ReturnType<OneChatChannelState<OneChatGenerics>['formatMessage']>>;
    type: 'loadMoreThreadFinished';
} | {
    channel: Channel<OneChatGenerics>;
    message: OneChatMessage<OneChatGenerics>;
    type: 'openThread';
} | {
    error: Error;
    type: 'setError';
} | {
    loadingMore: boolean;
    type: 'setLoadingMore';
} | {
    loadingMoreNewer: boolean;
    type: 'setLoadingMoreNewer';
} | {
    message: OneChatMessage<OneChatGenerics>;
    type: 'setThread';
} | {
    channel: Channel<OneChatGenerics>;
    type: 'setTyping';
} | {
    type: 'startLoadingThread';
} | {
    channel: Channel<OneChatGenerics>;
    message: MessageResponse<OneChatGenerics>;
    type: 'updateThreadOnEvent';
} | {
    type: 'jumpToLatestMessage';
};
export declare type ChannelStateReducer<OneChatGenerics extends DefaultOneChatGenerics = DefaultOneChatGenerics> = Reducer<ChannelState<OneChatGenerics>, ChannelStateReducerAction<OneChatGenerics>>;
export declare const channelReducer: <OneChatGenerics extends DefaultOneChatGenerics = DefaultOneChatGenerics>(state: ChannelState<OneChatGenerics>, action: ChannelStateReducerAction<OneChatGenerics>) => ChannelState<OneChatGenerics>;
export declare const initialState: {
    error: null;
    hasMore: boolean;
    hasMoreNewer: boolean;
    loading: boolean;
    loadingMore: boolean;
    members: {};
    messages: never[];
    pinnedMessages: never[];
    read: {};
    suppressAutoscroll: boolean;
    thread: null;
    threadHasMore: boolean;
    threadLoadingMore: boolean;
    threadMessages: never[];
    threadSuppressAutoscroll: boolean;
    typing: {};
    watcherCount: number;
    watchers: {};
};
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