export declare const FileScope: {
    readonly WORKSPACE: "WORKSPACE";
    readonly FLOW: "FLOW";
    readonly EXECUTION: "EXECUTION";
};
export type FileScope = (typeof FileScope)[keyof typeof FileScope];
export type FileScopes = typeof FileScope;
export interface FlowrunnerContextFilesOptions {
    serverURL: string;
    appId: string;
    apiKey: string;
    runtimeKey: string;
    flowId?: string | null;
    executionId?: string | null;
    retrieveNewS3Token: (runtimeKey: string) => Promise<{
        filesS3Token: string;
    }>;
}
export interface UploadFileOptions {
    scope?: FileScope;
    filename?: string;
    ttl?: number;
    generateUrl?: boolean;
    objectTtl?: number;
    overwrite?: boolean;
}
export interface ListOptions {
    scope?: FileScope;
    ttl?: number;
    generateUrl?: boolean;
    limit?: number;
    cursor?: string;
}
export interface GetOptions {
    scope?: FileScope;
    ttl?: number;
    generateUrl?: boolean;
}
export interface DeleteOptions {
    scope?: FileScope;
}
export interface UploadResult {
    key: string;
    filename: string;
    url: string;
    size: number;
    urlExpiresAt: string;
    objectExpiresAt: string | null;
    overwritten: boolean;
}
export interface FileInfo {
    key: string;
    filename: string;
    url: string;
    size: number;
    createdAt: string;
    urlExpiresAt: string;
    objectExpiresAt: string | null;
}
export interface ListResult {
    files: FileInfo[];
    cursor: string | null;
    hasMore: boolean;
}
export interface DeleteResult {
    key: string;
    freedBytes: number;
    deleted: boolean;
}
export interface UsageResult {
    workspaceId: string;
    usedBytes: number;
    quotaBytes: number;
    usedFormatted: string;
    quotaFormatted: string;
    utilizationPercent: number;
    fileCount: number;
}
export interface FilesApi {
    uploadFile(file: Buffer | Uint8Array, options?: UploadFileOptions): Promise<UploadResult>;
    list(options?: ListOptions): Promise<ListResult>;
    get(filename: string, options?: GetOptions): Promise<FileInfo>;
    delete(filename: string, options?: DeleteOptions): Promise<DeleteResult>;
    usage(): Promise<UsageResult>;
}
export declare class FlowrunnerContextFiles implements FilesApi {
    appId: string;
    apiKey: string;
    runtimeKey: string;
    serverURL: string;
    flowId: string | null;
    executionId: string | null;
    retrieveNewS3Token: (runtimeKey: string) => Promise<{
        filesS3Token: string;
    }>;
    constructor({ appId, apiKey, runtimeKey, serverURL, flowId, executionId, retrieveNewS3Token, }: FlowrunnerContextFilesOptions);
    get base(): string;
    private collectionPath;
    private filePath;
    private resolveFilesS3Token;
    private request;
    uploadFile(file: Buffer | Uint8Array, options?: UploadFileOptions): Promise<UploadResult>;
    list(options?: ListOptions): Promise<ListResult>;
    get(filename: string, options?: GetOptions): Promise<FileInfo>;
    delete(filename: string, options?: DeleteOptions): Promise<DeleteResult>;
    usage(): Promise<UsageResult>;
}