import type { ChannelMemberResponse, ChannelMembership, DefaultGenerics, Event, ExtendableGenerics, FormatMessageResponse, MessageResponse, MessageSetType, UserResponse } from './models';
export declare type ChannelReadStatus<OneChatGenerics extends ExtendableGenerics = DefaultGenerics> = Record<string, {
    last_read: Date;
    unread_messages: number;
    user: UserResponse<OneChatGenerics>;
}>;
/**
 * ChannelState - A container class for the channel state.
 */
export interface ChannelState<OneChatGenerics extends ExtendableGenerics = DefaultGenerics> {
    /**
     * addMessageSorted - Add a message to the state
     *
     * @param {MessageResponse<OneChatGenerics>} newMessage A new message
     * @param {boolean} timestampChanged Whether updating a message with changed created_at value.
     * @param {boolean} addIfDoesNotExist Add message if it is not in the list, used to prevent out of order updated messages from being added.
     * @param {MessageSetType} messageSetToAddToIfDoesNotExist Which message set to add to if message is not in the list (only used if addIfDoesNotExist is true)
     */
    addMessageSorted: (newMessage: MessageResponse<OneChatGenerics>, timestampChanged?: boolean, addIfDoesNotExist?: boolean, messageSetToAddToIfDoesNotExist?: MessageSetType) => void;
    filterErrorMessages: () => void;
    /**
     * formatMessage - Takes the message object. Parses the dates, sets __html
     * and sets the status to received if missing. Returns a message object
     *
     * @param {MessageResponse<OneChatGenerics>} message a message object
     *
     */
    formatMessage: (message: MessageResponse<OneChatGenerics>) => FormatMessageResponse<OneChatGenerics>;
    lastMessageAt: Date | null;
    latestMessages: Array<ReturnType<ChannelState<OneChatGenerics>['formatMessage']>>;
    /**
     * loadMessageIntoState - Loads a given message (and messages around it) into the state
     *
     * @param {string} messageId The id of the message, or 'latest' to indicate switching to the latest messages
     * @param {string} parentMessageId The id of the parent message, if we want load a thread reply
     */
    loadMessageIntoState: (messageId: string | 'latest', parentMessageId?: string, limit?: number) => void;
    members: Record<string, ChannelMemberResponse<OneChatGenerics>>;
    membership: ChannelMembership<OneChatGenerics>;
    messages: Array<ReturnType<ChannelState<OneChatGenerics>['formatMessage']>>;
    pinnedMessages: Array<ReturnType<ChannelState<OneChatGenerics>['formatMessage']>>;
    read: ChannelReadStatus<OneChatGenerics>;
    /**
     * removeMessage - Description
     *
     * @param {{ id: string; parent_id?: string }} messageToRemove Object of the message to remove. Needs to have at id specified.
     *
     * @return {boolean} Returns if the message was removed
     */
    removeMessage: (messageToRemove: {
        id: string;
        messageSetIndex?: number;
        parent_id?: string;
    }) => boolean;
    threads: Record<string, Array<ReturnType<ChannelState<OneChatGenerics>['formatMessage']>>>;
    typing: Record<string, Event<OneChatGenerics>>;
    /**
     * Updates all instances of given message in channel state
     * @param message
     * @param updateFunc
     */
    updateMessage: (message: {
        id?: string;
        parent_id?: string;
        pinned?: boolean;
        show_in_channel?: boolean;
    }, updateFunc: (msg: ReturnType<ChannelState<OneChatGenerics>['formatMessage']>) => ReturnType<ChannelState<OneChatGenerics>['formatMessage']>) => void;
    watcher_count: number;
    unreadCount: number;
    watchers: Record<string, UserResponse<OneChatGenerics>>;
}
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