import { type VouchSuccess, type VouchError, type VouchHeadlessProgress } from './NativeVouch';
export interface VouchSDKConfig {
    customerId: string;
    apiKey: string;
    languageCodeOverride?: string;
}
export interface VouchStartParams {
    dataSourceId: string;
    webhookUrl: string;
    inputs?: Object;
    metadata?: string;
}
export type { VouchSuccess, VouchError, VouchHeadlessProgress };
declare class VouchSDK {
    /**
     * Initialize the Vouch SDK
     * @param config - Configuration object with customerId, apiKey, and optional language override
     */
    initialize(config: VouchSDKConfig): Promise<void>;
    /**
     * Check if the SDK is initialized
     * @returns true if initialized, false otherwise
     */
    isInitialized(): boolean;
    /**
     * Destroy the Vouch SDK and clear initialization state
     */
    destroy(): Promise<void>;
    /**
     * Start a proof request flow
     * Presents the native Vouch UI modally
     * @param params - Start parameters including dataSourceId, webhookUrl, and optional inputs
     * @returns Promise that resolves with VouchSuccess or rejects with VouchError
     */
    start(params: VouchStartParams): Promise<VouchSuccess>;
    startHeadless(params: VouchStartParams, onProgress?: (progress: VouchHeadlessProgress) => void): Promise<VouchSuccess>;
}
declare const _default: VouchSDK;
export default _default;
//# sourceMappingURL=index.d.ts.map