import { Stripe, StripeElements } from '@stripe/stripe-js';
/**
 * Configuration for initializing the VSplit Payment Gateway
 */
export interface VSplitConfig {
    /** Stripe publishable key */
    stripePublishableKey: string;
    /** API endpoint for your backend integration */
    apiEndpoint: string;
    /** Optional API key for authentication */
    apiKey?: string;
    /** Environment (sandbox/production) */
    environment?: 'sandbox' | 'production';
    /** Default currency (ISO 4217) */
    currency?: string;
    /** Default timeout for split payments in seconds */
    defaultTimeout?: number;
    /** Custom styling options */
    theme?: PaymentTheme;
}
/**
 * Theme configuration for payment components
 */
export interface PaymentTheme {
    /** Primary color */
    primaryColor?: string;
    /** Border radius */
    borderRadius?: string;
    /** Font family */
    fontFamily?: string;
    /** Custom CSS classes */
    customClasses?: {
        container?: string;
        button?: string;
        input?: string;
        error?: string;
        success?: string;
    };
}
/**
 * Payment session configuration
 */
export interface PaymentSessionConfig {
    /** Total amount to be paid (in smallest currency unit) */
    amount: number;
    /** Currency code (ISO 4217) */
    currency: string;
    /** Unique order/transaction ID */
    orderId: string;
    /** Customer information */
    customer?: CustomerInfo;
    /** Timeout in seconds for split payments */
    timeout?: number;
    /** Metadata to attach to the payment */
    metadata?: Record<string, string>;
    /** Return URL after payment completion */
    returnUrl?: string;
    /** Webhook URL for payment notifications */
    webhookUrl?: string;
}
/**
 * Customer information
 */
export interface CustomerInfo {
    /** Customer email */
    email?: string;
    /** Customer name */
    name?: string;
    /** Customer phone */
    phone?: string;
    /** Billing address */
    billingAddress?: Address;
    /** Shipping address */
    shippingAddress?: Address;
}
/**
 * Address information
 */
export interface Address {
    line1: string;
    line2?: string;
    city: string;
    state?: string;
    postal_code: string;
    country: string;
}
/**
 * Split payment configuration
 */
export interface SplitPaymentConfig {
    /** Total amount to split across multiple customer cards */
    totalAmount: number;
    /** Number of cards customer wants to use */
    numberOfCards: number;
    /** Individual card amounts (must sum to totalAmount) */
    cardAmounts: number[];
    /** Currency code (ISO 4217) */
    currency: string;
    /** Unique order/transaction ID */
    orderId: string;
    /** Customer information */
    customer?: CustomerInfo;
    /** Timeout in seconds for completing all payments */
    timeout?: number;
    /** Metadata to attach to the payments */
    metadata?: Record<string, string>;
}
/**
 * Individual payment split (for customer card splitting)
 */
export interface PaymentSplit {
    /** Amount for this card (in smallest currency unit) */
    amount: number;
    /** Card index/identifier */
    cardIndex: number;
    /** Payment status for this card */
    status: 'pending' | 'processing' | 'completed' | 'failed';
    /** Stripe payment intent ID for this card */
    paymentIntentId?: string;
    /** Client secret for this card payment */
    clientSecret?: string;
    /** Error message if payment failed */
    error?: string;
}
/**
 * Payment method types
 */
export type PaymentMethodType = 'card' | 'bank_transfer' | 'digital_wallet';
/**
 * Payment status
 */
export type PaymentStatus = 'pending' | 'processing' | 'requires_action' | 'succeeded' | 'failed' | 'canceled' | 'partial' | 'refunded' | 'completed' | 'timeout' | 'refunding';
/**
 * Payment intent response
 */
export interface PaymentIntent {
    /** Payment intent ID */
    id: string;
    /** Client secret for frontend */
    clientSecret: string;
    /** Payment status */
    status: PaymentStatus;
    /** Amount */
    amount: number;
    /** Currency */
    currency: string;
    /** Creation timestamp */
    created: number;
    /** Metadata */
    metadata?: Record<string, string>;
    /** Index signature for compatibility */
    [key: string]: unknown;
}
/**
 * Split payment session (for customer multi-card payments)
 */
export interface SplitPaymentSession {
    /** Session ID */
    sessionId: string;
    /** Total amount to be paid */
    totalAmount: number;
    /** Currency */
    currency: string;
    /** Order ID */
    orderId: string;
    /** Array of individual card payments */
    cardPayments: PaymentSplit[];
    /** Array of payment intents for each card */
    paymentIntents: PaymentIntent[];
    /** Overall session status */
    status: 'pending' | 'processing' | 'completed' | 'failed' | 'timeout' | 'refunding' | 'succeeded' | 'partial' | 'canceled';
    /** Number of completed payments */
    completedPayments: number;
    /** Number of failed payments */
    failedPayments: number;
    /** Session creation timestamp */
    createdAt: number;
    /** Session expiration timestamp */
    expiresAt: number;
    /** Whether session has timed out */
    isTimedOut: boolean;
    /** Refund status if timeout occurred */
    refundStatus?: 'pending' | 'completed' | 'failed';
    /** Customer information */
    customer?: CustomerInfo;
    /** Metadata */
    metadata?: Record<string, string>;
    /** Index signature for compatibility */
    [key: string]: unknown;
}
/**
 * Payment result
 */
export interface PaymentResult {
    /** Success flag */
    success: boolean;
    /** Payment intent or session ID */
    paymentId: string;
    /** Payment status */
    status: PaymentStatus;
    /** Error message if failed */
    error?: string;
    /** Additional data */
    data?: any;
}
/**
 * Webhook event types
 */
export type WebhookEventType = 'payment.succeeded' | 'payment.failed' | 'payment.canceled' | 'split_payment.completed' | 'split_payment.partial' | 'split_payment.timeout' | 'split_payment.refunded';
/**
 * Webhook event
 */
export interface WebhookEvent {
    /** Event type */
    type: WebhookEventType;
    /** Event ID */
    id: string;
    /** Timestamp */
    created: number;
    /** Event data */
    data: {
        object: PaymentIntent | SplitPaymentSession;
    };
    /** Request details */
    request?: {
        id: string;
        idempotency_key?: string;
    };
}
/**
 * Event callback function type
 */
export type EventCallback<T = Record<string, unknown>> = (event: T) => void;
/**
 * Payment gateway events
 */
export type PaymentGatewayEvents = Record<string, (...args: unknown[]) => void> & {
    /** Payment succeeded */
    'payment:success': EventCallback<PaymentResult>;
    /** Payment failed */
    'payment:failed': EventCallback<PaymentResult>;
    /** Payment requires action */
    'payment:requires_action': EventCallback<PaymentResult>;
    /** Split payment completed */
    'split:completed': EventCallback<SplitPaymentSession>;
    /** Split payment partially completed */
    'split:partial': EventCallback<SplitPaymentSession>;
    /** Split payment timed out */
    'split:timeout': EventCallback<SplitPaymentSession>;
    /** Payment canceled */
    'payment:canceled': EventCallback<PaymentResult>;
    /** Error occurred */
    error: EventCallback<Error>;
};
/**
 * React hook options
 */
export interface UseVSplitOptions {
    /** Auto-initialize on mount */
    autoInit?: boolean;
    /** Enable split payments */
    enableSplitPayments?: boolean;
    /** Default payment configuration */
    defaultConfig?: Partial<PaymentSessionConfig>;
}
/**
 * React hook return type
 */
export interface UseVSplitReturn {
    /** Initialize payment session */
    initializePayment: (config: PaymentSessionConfig) => Promise<PaymentResult>;
    /** Process single payment */
    processPayment: (paymentMethod: {
        id: string;
        type: string;
    }) => Promise<PaymentResult>;
    /** Initialize split payment */
    initializeSplitPayment: (config: SplitPaymentConfig) => Promise<SplitPaymentSession>;
    /** Process split payment step */
    processSplitPayment: (splitIndex: number, paymentMethod: {
        id: string;
        type: string;
    }) => Promise<PaymentResult>;
    /** Cancel payment */
    cancelPayment: () => Promise<void>;
    /** Current payment status */
    status: PaymentStatus;
    /** Loading state */
    loading: boolean;
    /** Error state */
    error: string | null;
    /** Current payment session */
    currentSession: PaymentIntent | SplitPaymentSession | null;
    /** Stripe instance */
    stripe: Stripe | null;
    /** Stripe elements */
    elements: StripeElements | null;
}
/**
 * API response wrapper
 */
export interface ApiResponse<T = Record<string, unknown>> {
    /** Success flag */
    success: boolean;
    /** Response data */
    data?: T;
    /** Error message */
    error?: string;
    /** Error code */
    code?: string;
    /** Additional metadata */
    metadata?: Record<string, unknown>;
}
/**
 * Refund request
 */
export interface RefundRequest extends Record<string, unknown> {
    /** Payment intent ID to refund */
    paymentIntentId: string;
    /** Amount to refund (optional, defaults to full amount) */
    amount?: number;
    /** Reason for refund */
    reason?: 'duplicate' | 'fraudulent' | 'requested_by_customer' | 'other';
    /** Additional metadata */
    metadata?: Record<string, string>;
}
/**
 * Refund response
 */
export interface RefundResponse {
    /** Refund ID */
    id: string;
    /** Refund status */
    status: 'pending' | 'succeeded' | 'failed' | 'canceled';
    /** Refunded amount */
    amount: number;
    /** Currency */
    currency: string;
    /** Creation timestamp */
    created: number;
    /** Reason */
    reason?: string;
}
/**
 * Payment verification request
 */
export interface PaymentVerificationRequest extends Record<string, unknown> {
    /** Payment intent ID */
    paymentIntentId: string;
    /** Expected amount */
    expectedAmount?: number;
    /** Expected currency */
    expectedCurrency?: string;
}
/**
 * Payment verification response
 */
export interface PaymentVerificationResponse {
    /** Verification result */
    verified: boolean;
    /** Payment status */
    status: PaymentStatus;
    /** Amount */
    amount: number;
    /** Currency */
    currency: string;
    /** Additional details */
    details?: Record<string, unknown>;
}
/**
 * Merchant revenue split configuration (optional feature)
 * This splits the received payment between merchant, platform, etc.
 */
export interface MerchantRevenueSplit {
    /** Amount to split to this recipient (in smallest currency unit) */
    amount: number;
    /** Label for this split */
    label: string;
    /** Recipient account/ID */
    recipient: string;
    /** Commission percentage (alternative to amount) */
    percentage?: number;
}
/**
 * Enhanced payment session config with optional merchant splitting
 */
export interface EnhancedPaymentSessionConfig extends PaymentSessionConfig {
    /** Optional merchant revenue splits */
    merchantSplits?: MerchantRevenueSplit[];
    /** Enable automatic merchant splitting */
    enableMerchantSplitting?: boolean;
}