/**
 * S3 Data Provider interface - implement this to connect the S3 browser to your backend
 */

export interface IS3Object {
  key: string;
  size?: number;
  lastModified?: string;
  isPrefix?: boolean;
}

export interface IS3ChangeEvent {
  type: 'add' | 'modify' | 'delete';
  key: string;
  bucket: string;
  size?: number;
  lastModified?: Date;
}

export interface IS3DataProvider {
  listObjects(bucket: string, prefix?: string, delimiter?: string): Promise<{ objects: IS3Object[]; prefixes: string[] }>;
  getObject(bucket: string, key: string): Promise<{ content: string; contentType: string; size: number; lastModified: string }>;
  putObject(bucket: string, key: string, base64Content: string, contentType: string): Promise<boolean>;
  deleteObject(bucket: string, key: string): Promise<boolean>;
  deletePrefix(bucket: string, prefix: string): Promise<boolean>;
  getObjectUrl(bucket: string, key: string): Promise<string>;
  moveObject(bucket: string, sourceKey: string, destKey: string): Promise<{ success: boolean; error?: string }>;
  movePrefix(bucket: string, sourcePrefix: string, destPrefix: string): Promise<{ success: boolean; movedCount?: number; error?: string }>;
}

export interface IColumn {
  prefix: string;
  objects: IS3Object[];
  prefixes: string[];
  selectedItem: string | null;
  width: number;
}