import { FileKeyEncoded, FileKeyParts } from "../keys.js";
import { StorageAdapterCapabilities, StorageAdapterRecommendations, UploadChecksum } from "./types.js";
import { S3CompatibleStorageAdapterOptions } from "./s3.js";

//#region src/storage/r2.d.ts
type R2StorageAdapterOptions = Omit<S3CompatibleStorageAdapterOptions, "maxMetadataBytes"> & {
  maxMetadataBytes?: number;
};
declare function createR2StorageAdapter(options: R2StorageAdapterOptions): {
  name: string;
  limits: {
    maxMetadataBytes: number;
    maxSingleUploadBytes?: number;
    maxMultipartUploadBytes?: number;
    minMultipartPartSizeBytes?: number;
    maxMultipartPartSizeBytes?: number;
    maxMultipartParts?: number;
    maxStorageKeyLengthBytes?: number;
  };
  capabilities: StorageAdapterCapabilities;
  recommendations?: StorageAdapterRecommendations;
  resolveStorageKey(input: {
    fileKey: FileKeyEncoded;
    fileKeyParts: FileKeyParts;
  }): string;
  initUpload(input: {
    fileKey: FileKeyEncoded;
    fileKeyParts: FileKeyParts;
    sizeBytes: bigint;
    contentType: string;
    checksum?: UploadChecksum | null;
    metadata?: Record<string, unknown> | null;
  }): Promise<{
    strategy: "direct-single" | "direct-multipart" | "proxy";
    storageKey: string;
    storageUploadId?: string;
    partSizeBytes?: number;
    expiresAt: Date;
    uploadUrl?: string;
    uploadHeaders?: Record<string, string>;
  }>;
  getPartUploadUrls?(input: {
    storageKey: string;
    storageUploadId: string;
    partNumbers: number[];
    partSizeBytes: number;
  }): Promise<{
    partNumber: number;
    url: string;
    headers?: Record<string, string>;
  }[]>;
  completeMultipartUpload?(input: {
    storageKey: string;
    storageUploadId: string;
    parts: {
      partNumber: number;
      etag: string;
    }[];
  }): Promise<{
    etag?: string;
  }>;
  abortMultipartUpload?(input: {
    storageKey: string;
    storageUploadId: string;
  }): Promise<void>;
  writeStream?(input: {
    storageKey: string;
    body: ReadableStream<Uint8Array>;
    contentType?: string | null;
    sizeBytes?: bigint | null;
  }): Promise<{
    etag?: string;
    sizeBytes?: bigint;
  }>;
  finalizeUpload?(input: {
    storageKey: string;
    expectedSizeBytes: bigint;
    checksum?: UploadChecksum | null;
  }): Promise<{
    sizeBytes?: bigint;
    etag?: string;
  }>;
  deleteObject(input: {
    storageKey: string;
  }): Promise<void>;
  getDownloadUrl?(input: {
    storageKey: string;
    expiresInSeconds: number;
    contentDisposition?: string;
    contentType?: string;
  }): Promise<{
    url: string;
    headers?: Record<string, string>;
    expiresAt: Date;
  }>;
  getDownloadStream?(input: {
    storageKey: string;
  }): Promise<Response>;
};
//# sourceMappingURL=r2.d.ts.map
//#endregion
export { R2StorageAdapterOptions, createR2StorageAdapter };
//# sourceMappingURL=r2.d.ts.map