import type { ExistingState, EnvironmentKey, DatafileContent, EntityType, HistoryEntry, Commit, CommitHash } from "@featurevisor/types";
import { Adapter, DatafileOptions } from "./adapter";
import { ProjectConfig } from "../config";
export declare function getExistingStateFilePath(projectConfig: ProjectConfig, environment: EnvironmentKey | false): string;
export declare function getRevisionFilePath(projectConfig: ProjectConfig): string;
export declare function getAllEntityFilePathsRecursively(directoryPath: any, extension: any): string[];
export declare class FilesystemAdapter extends Adapter {
    private config;
    private rootDirectoryPath?;
    private parser;
    constructor(config: ProjectConfig, rootDirectoryPath?: string);
    getEntityDirectoryPath(entityType: EntityType): string;
    getEntityPath(entityType: EntityType, entityKey: string): string;
    getFeatureEnvironmentPath(featureKey: string, environment: string): string;
    private assertSplitByEnvironmentIsValidFeatureBase;
    private readFeatureEnvironmentEntity;
    listEntities(entityType: EntityType): Promise<string[]>;
    entityExists(entityType: EntityType, entityKey: string): Promise<boolean>;
    readEntity<T>(entityType: EntityType, entityKey: string): Promise<T>;
    writeEntity<T>(entityType: EntityType, entityKey: string, entity: T): Promise<T>;
    deleteEntity(entityType: EntityType, entityKey: string): Promise<void>;
    /**
     * State
     */
    readState(environment: EnvironmentKey): Promise<ExistingState>;
    writeState(environment: EnvironmentKey, existingState: ExistingState): Promise<void>;
    /**
     * Revision
     */
    readRevision(): Promise<string>;
    writeRevision(revision: string): Promise<void>;
    /**
     * Datafile
     */
    getDatafilePath(options: DatafileOptions): string;
    readDatafile(options: DatafileOptions): Promise<DatafileContent>;
    writeDatafile(datafileContent: DatafileContent, options: DatafileOptions): Promise<void>;
    /**
     * History
     */
    getRawHistory(pathPatterns: string[]): Promise<string>;
    getPathPatterns(entityType?: EntityType, entityKey?: string): string[];
    getFeatureSourcePaths(featureKey: string): Promise<{
        baseFilePath: string;
        environmentFilePaths: Record<string, string>;
    }>;
    getFeaturePropertySourcePath(featureKey: string, _property: "rules" | "force" | "expose", environment?: string): Promise<string>;
    listHistoryEntries(entityType?: EntityType, entityKey?: string): Promise<HistoryEntry[]>;
    readCommit(commitHash: CommitHash, entityType?: EntityType, entityKey?: string): Promise<Commit>;
}