import { ActivityLogBaseUseCase, BasePayloadPropsDTO } from '../../activity-log-base-use-case.dto';
import { ActivityLogDocumentDTO, ActivityLogGroupDTO, ActivityLogObjectDataDTO, ActivityLogObjectIdDTO, ActivityLogPayloadDTO, ActivityLogUserDTO, ActivityPropChangedDTO } from '../../dtos';
import { ACTIVITY_EVENT_TYPES, ACTIVITY_LOG_USE_CASES, ACTIVITY_OBJECT_TYPES } from '../../enums';
type SettingKey = 'isJoinApproval' | 'isInvitedOnly' | 'isActiveGroupTerms' | 'isActiveMembershipQuestions';
export type GroupSettingsState = {
    [k in SettingKey]?: boolean;
};
declare class PayloadDTO extends BasePayloadPropsDTO {
    group: Group;
    originalState: GroupSettingsState;
    currentState: GroupSettingsState;
}
type Group = ActivityLogGroupDTO & {
    settings: GroupSettingsState;
};
declare class DataDTO {
    actor: Partial<ActivityLogUserDTO>;
    group: Partial<ActivityLogGroupDTO>;
    object: Group;
    changes: ActivityPropChangedDTO<GroupSettingsState>;
}
export declare class UpdateGroupSettingsLog extends ActivityLogBaseUseCase<DataDTO> {
    static readonly useCase = ACTIVITY_LOG_USE_CASES.UPDATE_GROUP_SETTINGS;
    static readonly eventType = ACTIVITY_EVENT_TYPES.UPDATE;
    static readonly objectType = ACTIVITY_OBJECT_TYPES.GROUP;
    static toPayload(data: PayloadDTO): ActivityLogPayloadDTO<PayloadDTO>;
    static toDocument({ eventTime, data, }: ActivityLogPayloadDTO<PayloadDTO>): ActivityLogDocumentDTO<DataDTO>;
    toObjectIds(): ActivityLogObjectIdDTO;
    toData(objectData: ActivityLogObjectDataDTO): DataDTO;
}
export {};