interface UseGroupJoinFlowParams {
    groupId?: string;
    sessionId?: string;
}
export declare const useJoinGroupFlow: ({ groupId, sessionId, }: UseGroupJoinFlowParams) => {
    isJoined: boolean | null;
    isCheckingMembership: boolean;
    shouldRestrictToLastSession: boolean;
    joinGroup: () => Promise<void>;
    syncGroupStateAfterJoin: () => Promise<void>;
    isJoining: boolean;
};
export {};
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