export interface StorageProvider {
    uploadFile(buffer: Buffer, filename: string, mimeType: string): Promise<StorageFile>;
    downloadFile(fileId: string): Promise<Buffer>;
    deleteFile(fileId: string): Promise<void>;
    getPublicUrl(fileId: string): Promise<string>;
    getSignedUrl(fileId: string, expiresIn: number): Promise<string>;
    listFiles(prefix?: string): Promise<StorageFile[]>;
}
export interface StorageFile {
    id: string;
    filename: string;
    mimeType: string;
    size: number;
    url: string;
    lastModified: string;
    etag?: string;
    metadata?: Record<string, string>;
}
export interface StorageConfig {
    accessKey: string;
    secretKey: string;
    region: string;
    bucket: string;
    endpoint: string;
    cdnUrl?: string;
    forcePathStyle?: boolean;
    signatureVersion?: string;
}
export interface UploadOptions {
    metadata?: Record<string, string>;
    contentType?: string;
    cacheControl?: string;
    expires?: Date;
    tags?: Record<string, string>;
}
export interface ListOptions {
    prefix?: string;
    maxKeys?: number;
    continuationToken?: string;
}
export interface ListResult {
    files: StorageFile[];
    isTruncated: boolean;
    nextContinuationToken?: string;
    count: number;
}
export interface SignedUrlOptions {
    expiresIn: number;
    method?: 'GET' | 'PUT' | 'DELETE';
    contentType?: string;
    checksum?: string;
}
export interface StorageError extends Error {
    code: string;
    statusCode?: number;
    region?: string;
    time: Date;
    request_id?: string;
}
//# sourceMappingURL=Storage.d.ts.map