/**
 * @fileoverview BrightDbEnvironment — generic BrightDB-specific environment configuration.
 *
 * Extends the upstream BaseEnvironment with BrightDB block store configuration:
 * block store path, block sizes, store type, cloud configs (Azure, S3),
 * dev database pool name, and memory document store flag.
 *
 * Domain-specific env vars (UPnP, FontAwesome, AWS credentials, etc.)
 * remain in api-lib's Environment subclass.
 *
 * @module environment
 */
import { BlockSize, BlockStoreType } from '@brightchain/brightchain-lib';
import { PlatformID } from '@digitaldefiance/node-ecies-lib';
import { Environment as BaseEnvironment, IConstants } from '@digitaldefiance/node-express-suite';
import { IAzureEnvironmentConfig, IS3EnvironmentConfig } from './interfaces/environment';
import { DefaultBackendIdType } from './shared-types';
export declare class BrightDbEnvironment<TID extends PlatformID = DefaultBackendIdType> extends BaseEnvironment<TID> {
    protected _blockStorePath?: string;
    protected _blockStoreBlockSizes: BlockSize[];
    protected _useMemoryDocumentStore: boolean;
    protected _devDatabasePoolName: string | undefined;
    protected _blockStoreType: BlockStoreType;
    protected _azureConfig?: IAzureEnvironmentConfig;
    protected _s3Config?: IS3EnvironmentConfig;
    protected _memberPoolName: string;
    protected _emailDomain: string;
    constructor(path?: string, initialization?: boolean, override?: boolean, constants?: IConstants);
    get blockStorePath(): string | undefined;
    /**
     * Configured block sizes for block-backed document store (plural).
     * Parsed from the comma-separated `BRIGHTCHAIN_BLOCKSIZE_BYTES` env var.
     */
    get blockStoreBlockSizes(): readonly BlockSize[];
    /**
     * @deprecated Use `blockStoreBlockSizes` instead. Returns the first configured block size.
     */
    get blockStoreBlockSize(): BlockSize;
    get useMemoryDocumentStore(): boolean;
    /**
     * Pool name for the in-memory dev database.
     * Set when `DEV_DATABASE` env var is a non-empty string; `undefined` otherwise.
     */
    get devDatabasePoolName(): string | undefined;
    /**
     * The active block store backend type.
     * Defaults to `BlockStoreType.Disk` when `BRIGHTCHAIN_BLOCKSTORE_TYPE` is unset.
     */
    get blockStoreType(): BlockStoreType;
    /**
     * Azure Blob Storage configuration.
     * Only populated when `blockStoreType` is `BlockStoreType.AzureBlob`.
     */
    get azureConfig(): IAzureEnvironmentConfig | undefined;
    /**
     * Amazon S3 configuration.
     * Only populated when `blockStoreType` is `BlockStoreType.S3`.
     */
    get s3Config(): IS3EnvironmentConfig | undefined;
    /**
     * Member pool name (e.g. 'BrightChain')
     */
    get memberPoolName(): string;
    /**
     * The canonical email domain for this BrightChain instance.
     * Parsed from `EMAIL_DOMAIN` env var, falling back to the domain portion
     * of `EMAIL_SENDER`, or `'example.com'` if neither is set.
     */
    get emailDomain(): string;
    /**
     * Update the email domain at runtime (hot-reload support).
     * @param newDomain - The new canonical email domain
     * @see Requirement 8.5 — dynamic configuration reload
     */
    set emailDomain(newDomain: string);
}
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