import { SampleGroup } from '../types';
export { getSampleGroupMajorPrefix, getSampleGroupParentPath, splitSampleGroupPath, } from '../utils/sampleGroupPath';
export type GroupDragKind = 'major' | 'sub' | 'flat';
export type GroupReorderPosition = 'before' | 'after';
export declare function detectSampleGroupSeparator(groups: SampleGroup[]): string;
export declare function moveSampleToGroup(groups: SampleGroup[], sample: string, sourceGroup: string | null, targetGroup: string): SampleGroup[];
/**
 * Drop every named group. Callers pass the concrete group names beneath the
 * node being removed, so one helper covers a single group, a whole family, or
 * any intermediate hierarchy level.
 */
export declare function removeSampleGroups(groups: SampleGroup[], groupNames: string[]): SampleGroup[];
export declare function removeSampleFromGroup(groups: SampleGroup[], sample: string, groupName: string): SampleGroup[];
export declare function reorderSampleGroup(groups: SampleGroup[], source: string, target: string, position: GroupReorderPosition): SampleGroup[];
export declare function reorderSampleMajorGroup(groups: SampleGroup[], source: string, target: string, position: GroupReorderPosition): SampleGroup[];