import { OnModuleDestroy } from '@nestjs/common';
import { DevicesService } from '../../devices/services/devices.service';
import { PlatformRegistryService } from '../../devices/services/platform.registry.service';
import { SpaceContextSnapshot } from './space-context-snapshot.service';
import { SpacesService } from './spaces.service';
export interface UndoEntry {
    id: string;
    spaceId: string;
    capturedAt: Date;
    snapshot: SpaceContextSnapshot;
    actionDescription: string;
    intentCategory: 'lighting' | 'climate' | 'covers' | 'media';
}
export interface UndoResult {
    success: boolean;
    restoredDevices: number;
    failedDevices: number;
    message: string;
}
export declare class SpaceUndoHistoryService implements OnModuleDestroy {
    private readonly spacesService;
    private readonly devicesService;
    private readonly platformRegistryService;
    private readonly logger;
    private readonly config;
    private readonly undoStacks;
    private cleanupTimer;
    constructor(spacesService: SpacesService, devicesService: DevicesService, platformRegistryService: PlatformRegistryService);
    onModuleDestroy(): void;
    getEntryTtlMs(): number;
    pushSnapshot(snapshot: SpaceContextSnapshot, actionDescription: string, intentCategory: 'lighting' | 'climate' | 'covers' | 'media'): UndoEntry;
    peekUndoEntry(spaceId: string): UndoEntry | null;
    executeUndo(spaceId: string): Promise<UndoResult>;
    clearSpace(spaceId: string): void;
    private restoreSnapshot;
    private restoreLightState;
    private restoreClimateState;
    private restoreCoverState;
    private buildLightRestoreCommands;
    private findProperty;
    private hexToRgb;
    private isExpired;
    private cleanupExpiredEntries;
    private generateId;
}