import { RemoteAttachmentsAzureSettings } from "./RemoteAttachmentsAzureSettings.js";
import { RemoteAttachmentsS3Settings } from "./RemoteAttachmentsS3Settings.js";
/**
 * Configuration for a single remote attachment storage destination.
 *
 * A destination can be either Azure Blob Storage or Amazon S3, but not both.
 * Each destination can be individually disabled without removing its configuration.
 */
export declare class RemoteAttachmentsDestinationConfiguration {
    /**
     * Whether this destination is disabled.
     * When true, attachments will not be uploaded to this destination.
     */
    disabled: boolean;
    /**
     * Amazon S3 storage settings.
     * Either s3Settings or azureSettings must be configured, but not both.
     */
    s3Settings?: RemoteAttachmentsS3Settings;
    /**
     * Azure Blob Storage settings.
     * Either s3Settings or azureSettings must be configured, but not both.
     */
    azureSettings?: RemoteAttachmentsAzureSettings;
    /**
     * Checks if this destination has a configured uploader.
     */
    hasUploader(): boolean;
    /**
     * Validates the destination configuration.
     * @throws Error if configuration is invalid
     */
    assertConfiguration(key: string, databaseName?: string): void;
}
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