import { Level } from 'pino';
import { ChainServiceArgs } from '../chain-service';
export declare type SyncConfiguration = {
    /** How often we check for stale or timed out objectives in milliseconds. */
    pollInterval: number;
    /**
     * The amount of time (in milliseconds) that we wait for until we consider an objective timed out.
     * When an objective is timed out we give up trying to complete it and return an error.
     */
    timeOutThreshold: number;
    /**
     * The amount of time (in milliseconds) that we wait for until we consider an objective "stale"
     * If an objective is stale we attempt to sync the objectives with the other participants.
     */
    staleThreshold: number;
};
/**
 * Either a connection string or a config object with the dbName specified
 */
export declare type DatabaseConnectionConfiguration = RequiredConnectionConfiguration & Partial<OptionalConnectionConfiguration>;
/**
 * Either a database connection string or a config object specifying the database name
 */
export declare type RequiredConnectionConfiguration = {
    database: string;
    host: string;
    user: string;
    password?: string;
} | string;
/**
 * Optional database config properties.
 */
export declare type OptionalConnectionConfiguration = {
    port: number;
} | string;
/**
 * Database pool size options
 */
export declare type DatabasePoolConfiguration = {
    max?: number;
    min?: number;
};
/**
 * The minimum required database configuration that must be provided
 */
export declare type RequiredDatabaseConfiguration = {
    connection: RequiredConnectionConfiguration;
};
export declare type OptionalDatabaseConfiguration = {
    pool?: DatabasePoolConfiguration;
    debug?: boolean;
    connection: OptionalConnectionConfiguration;
};
/**
 * The fully defined database configuration
 */
export declare type DatabaseConfiguration = RequiredDatabaseConfiguration & OptionalDatabaseConfiguration;
/**
 * Logging configuration options
 */
export declare type LoggingConfiguration = {
    logLevel: Level;
    logDestination: string;
};
/**
 * Metrics configuration options
 */
export declare type MetricsConfiguration = {
    timingMetrics: boolean;
    metricsOutputFile?: string;
};
/**
 * Chain service configuration options
 */
export declare type ChainServiceConfiguration = {
    attachChainService: boolean;
} & Partial<Exclude<ChainServiceArgs, 'logger'>>;
/**
 * The minimum required configuration to use the wallet.
 */
export declare type RequiredWalletConfig = {
    databaseConfiguration: RequiredDatabaseConfiguration;
    networkConfiguration: NetworkConfiguration;
};
/**
 * Additional configuration options for the wallet that are not required.
 */
export interface OptionalWalletConfig {
    databaseConfiguration: OptionalDatabaseConfiguration;
    workerThreadAmount: number;
    skipEvmValidation: boolean;
    chainServiceConfiguration: ChainServiceConfiguration;
    loggingConfiguration: LoggingConfiguration;
    metricsConfiguration: MetricsConfiguration;
    syncConfiguration: SyncConfiguration;
    /**
     * This is the private key used to sign channel updates.
     * If not provided one will be generated.
     */
    privateKey?: string;
}
/**
 * This is a fully filled out config. All Required and Optional fields are defined.
 */
export declare type WalletConfig = RequiredWalletConfig & OptionalWalletConfig;
/**
 * This is the config accepted by the engine create method.
 * It is the required config properties plus additional optional properties
 */
export declare type IncomingWalletConfig = RequiredWalletConfig & Partial<OptionalWalletConfig>;
/**
 * Various network configuration options
 */
export declare type NetworkConfiguration = {
    chainNetworkID: number;
};
export declare type DeepPartial<T> = {
    [P in keyof T]?: DeepPartial<T[P]>;
};
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