import { type PostHogDeliveryOptions } from './posthog-delivery.js';
import { type FunnelStepExitReason, type FunnelStepType } from '@funnelsgrove/runtime';
export type PublicSdkTrackEventInput = {
    eventType: string;
    userId?: string;
    environment?: PublicSdkAnalyticsEnvironment;
    eventId?: string;
    occurredAt?: string;
    stepId?: string;
    stepName?: string;
    stepType?: string;
    startedAt?: string;
    endedAt?: string;
    durationMs?: number;
    exitReason?: FunnelStepExitReason;
    stepContractVersion?: number;
    selected?: Record<string, unknown>;
    payload?: Record<string, unknown>;
    context?: Record<string, unknown>;
    metadata?: Record<string, unknown>;
    featureFlags?: Record<string, string | null | undefined>;
};
export type PublicSdkStepStartInput = {
    userId?: string;
    environment?: PublicSdkAnalyticsEnvironment;
    stepId: string;
    stepName: string;
    stepType: FunnelStepType;
    stepContractVersion: number;
    startedAt: string;
    metadata?: Record<string, unknown>;
    featureFlags?: Record<string, string | null | undefined>;
};
export type PublicSdkStepEndInput = {
    userId?: string;
    environment?: PublicSdkAnalyticsEnvironment;
    stepId: string;
    stepName: string;
    stepType: FunnelStepType;
    stepContractVersion: number;
    startedAt: string;
    endedAt: string;
    selected?: Record<string, unknown>;
    metadata?: Record<string, unknown>;
    featureFlags?: Record<string, string | null | undefined>;
};
export type PublicSdkStepExitInput = {
    userId?: string;
    environment?: PublicSdkAnalyticsEnvironment;
    eventId?: string;
    stepId: string;
    stepName: string;
    stepType: FunnelStepType;
    startedAt: string;
    endedAt: string;
    exitReason: FunnelStepExitReason;
    stepContractVersion: number;
    metadata?: Record<string, unknown>;
    featureFlags?: Record<string, string | null | undefined>;
};
export type PublicSdkStepEngagedInput = {
    userId?: string;
    environment?: PublicSdkAnalyticsEnvironment;
    stepId: string;
    stepName: string;
    stepType: FunnelStepType;
    stepContractVersion: number;
    startedAt: string;
    engagedAt: string;
    durationMs: number;
    engagementThresholdMs: number;
    metadata?: Record<string, unknown>;
    featureFlags?: Record<string, string | null | undefined>;
};
export type PublicSdkConversionCallbackInput = {
    userId?: string;
    environment?: PublicSdkAnalyticsEnvironment;
    eventId?: string;
    occurredAt?: string;
    stepId?: string;
    stepName?: string;
    stepType?: string;
    stepContractVersion?: number;
    metadata?: Record<string, unknown>;
    featureFlags?: Record<string, string | null | undefined>;
};
export type PublicSdkFunnelConversionCallbackInput = PublicSdkConversionCallbackInput & {
    stepContractVersion: number;
};
export type PublicSdkStepConversionCallbackInput = Omit<PublicSdkConversionCallbackInput, 'stepContractVersion' | 'stepId' | 'stepName' | 'stepType'> & {
    stepContractVersion: number;
    stepId: string;
    stepName: string;
    stepType: FunnelStepType;
};
export type PublicSdkEmailCapturedBrowserInput = Omit<PublicSdkConversionCallbackInput, 'eventId'> & {
    eventId: string;
};
export type PublicSdkIdentifyInput = {
    user_id?: string;
    email?: string;
    fullName?: string;
    metadata?: Record<string, unknown>;
};
export type PublicAnalyticsSdkOptions = PostHogDeliveryOptions;
export type PublicSdkAnalyticsEnvironment = 'test' | 'live';
type SecureBootstrapCrypto = Pick<Crypto, 'getRandomValues'> & {
    randomUUID?: () => `${string}-${string}-${string}-${string}-${string}` | string;
};
export declare const createBootstrapIdempotencyKey: (secureCrypto?: SecureBootstrapCrypto) => string;
export declare class PublicAnalyticsSdkService {
    private readonly delivery;
    private readonly rudderstack;
    private userId;
    constructor(options?: Partial<PublicAnalyticsSdkOptions>);
    getCurrentUserId(): string;
    identify(input?: PublicSdkIdentifyInput): Promise<string>;
    fetchCurrentUserState(input?: {
        user_id?: string;
    }): Promise<{
        user: Record<string, unknown> | null;
        events: unknown[];
        subscriptions: unknown[];
        payments: unknown[];
    } | null>;
    track(event: PublicSdkTrackEventInput): string | null;
    trackEmailCapturedBrowserDestinations(input: PublicSdkEmailCapturedBrowserInput): void;
    private trackBrowserDestinations;
    private trackTrusted;
    private trackContractCallback;
    trackStepStarted(input: PublicSdkStepStartInput): string | null;
    trackStepCompleted(input: PublicSdkStepEndInput): string | null;
    trackStepExited(input: PublicSdkStepExitInput): string | null;
    trackStepEngaged(input: PublicSdkStepEngagedInput): string | null;
    trackFunnelStarted(input: PublicSdkFunnelConversionCallbackInput): string | null;
    trackFirstStepClicked(input: PublicSdkStepConversionCallbackInput): string | null;
    trackFirstStepViewed(input: PublicSdkStepConversionCallbackInput): string | null;
    /** @deprecated Legacy contract-v1 compatibility only; v2 funnels use submitEmailCapture. */
    trackLead(input: PublicSdkConversionCallbackInput): string | null;
    trackFunnelCompleted(input: PublicSdkStepConversionCallbackInput): string | null;
    trackCheckoutStarted(input: PublicSdkStepConversionCallbackInput): string | null;
    trackPaymentInfoSubmitted(input: PublicSdkStepConversionCallbackInput): string | null;
    trackCheckoutCompleted(input: PublicSdkStepConversionCallbackInput): string | null;
    trackPaymentCheckoutSucceeded(input: PublicSdkStepConversionCallbackInput): string | null;
    trackPaymentCheckoutReturned(input: PublicSdkStepConversionCallbackInput): string | null;
    flush(): Promise<number>;
    private ensureUserId;
    private resolveBootstrapUserId;
    private toPostHogEvent;
}
export declare const publicAnalyticsSdk: PublicAnalyticsSdkService;
export {};