declare const isOtherUserTyping: (typingData: {
    [key: string]: boolean;
}, currentUserId: string) => boolean;
/**
 * Generate a conversationId based on userIds and optional groupId.
 * If groupId is provided, returns it directly.
 * Otherwise, sorts userIds and joins them with '-' and a 'conversation' prefix.
 * @param userIds Array of userId strings
 * @param groupId Optional groupId string
 * @returns conversationId string
 */
declare const generateConversationId: (userIds: string[], groupId?: string) => string;
declare const generateRandomUUID: () => string;
export { isOtherUserTyping, generateConversationId, generateRandomUUID };
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