/**
 * XDC Trade Finance Utilities
 *
 * XDC Network is optimized for international trade finance.
 * These utilities support document verification, ISO 20022 compliance,
 * and trade asset management.
 */
/**
 * Trade document types supported on XDC
 */
export declare enum TradeDocumentType {
    BILL_OF_LADING = "BILL_OF_LADING",
    COMMERCIAL_INVOICE = "COMMERCIAL_INVOICE",
    PACKING_LIST = "PACKING_LIST",
    CERTIFICATE_OF_ORIGIN = "CERTIFICATE_OF_ORIGIN",
    INSURANCE_CERTIFICATE = "INSURANCE_CERTIFICATE",
    LETTER_OF_CREDIT = "LETTER_OF_CREDIT",
    BANK_GUARANTEE = "BANK_GUARANTEE",
    WAREHOUSE_RECEIPT = "WAREHOUSE_RECEIPT",
    CUSTOMS_DECLARATION = "CUSTOMS_DECLARATION",
    INSPECTION_CERTIFICATE = "INSPECTION_CERTIFICATE"
}
/**
 * Letter of Credit status types
 */
export declare enum LCStatus {
    DRAFT = "DRAFT",
    ISSUED = "ISSUED",
    ADVISED = "ADVISED",
    CONFIRMED = "CONFIRMED",
    DOCUMENTS_PRESENTED = "DOCUMENTS_PRESENTED",
    DOCUMENTS_ACCEPTED = "DOCUMENTS_ACCEPTED",
    PAYMENT_PENDING = "PAYMENT_PENDING",
    PAID = "PAID",
    EXPIRED = "EXPIRED",
    CANCELLED = "CANCELLED"
}
/**
 * Supply chain event types
 */
export declare enum SupplyChainEvent {
    ORDER_PLACED = "ORDER_PLACED",
    PRODUCTION_STARTED = "PRODUCTION_STARTED",
    PRODUCTION_COMPLETED = "PRODUCTION_COMPLETED",
    QUALITY_INSPECTION = "QUALITY_INSPECTION",
    PACKED = "PACKED",
    SHIPPED = "SHIPPED",
    IN_TRANSIT = "IN_TRANSIT",
    CUSTOMS_CLEARANCE = "CUSTOMS_CLEARANCE",
    ARRIVED_AT_PORT = "ARRIVED_AT_PORT",
    DELIVERED = "DELIVERED",
    RECEIVED = "RECEIVED"
}
/**
 * ISO 20022 Message Types relevant to trade finance
 */
export declare enum ISO20022MessageType {
    TSMT_001 = "tsmt.001",// Baseline Report
    TSMT_002 = "tsmt.002",// Forward Data Set Submission
    TSMT_003 = "tsmt.003",// Data Set Match Report
    TSMT_012 = "tsmt.012",// Status Report
    TREA_001 = "trea.001",// LC Issuance
    TREA_002 = "trea.002",// LC Amendment
    TREA_003 = "trea.003",// LC Notification
    BGRT_001 = "bgrt.001",// Guarantee Issuance
    BGRT_002 = "bgrt.002",// Guarantee Amendment
    PAIN_001 = "pain.001",// Customer Credit Transfer Initiation
    PAIN_002 = "pain.002",// Payment Status Report
    PACS_008 = "pacs.008",// FI to FI Customer Credit Transfer
    CAMT_053 = "camt.053"
}
/**
 * Document hash structure
 */
export interface DocumentHash {
    hash: string;
    algorithm: 'SHA256' | 'KECCAK256';
    timestamp: number;
    issuer: string;
}
/**
 * Trade document metadata
 */
export interface TradeDocumentMetadata {
    documentId: string;
    type: TradeDocumentType;
    hash: string;
    issuer: string;
    issuedAt: number;
    expiresAt?: number;
    reference?: string;
    parties?: string[];
    amount?: string;
    currency?: string;
    additionalData?: Record<string, string>;
}
/**
 * Generate document hash from content
 * @param content - Document content (string or buffer)
 * @param algorithm - Hash algorithm
 * @returns Hash string
 */
export declare function generateDocumentHash(content: string | Buffer, algorithm?: 'SHA256' | 'KECCAK256'): string;
/**
 * Verify document hash
 * @param content - Original content
 * @param hash - Expected hash
 * @param algorithm - Hash algorithm used
 * @returns True if hash matches
 */
export declare function verifyDocumentHash(content: string | Buffer, hash: string, algorithm?: 'SHA256' | 'KECCAK256'): boolean;
/**
 * Create document registration data
 * @param metadata - Document metadata
 * @returns Encoded data for blockchain registration
 */
export declare function encodeDocumentRegistration(metadata: TradeDocumentMetadata): string;
/**
 * Parse ISO 20022 message type
 * @param messageType - ISO message type string
 * @returns Parsed message info
 */
export declare function parseISO20022MessageType(messageType: string): {
    domain: string;
    messageId: string;
    description: string;
};
/**
 * Validate ISO 20022 compliance data
 * @param data - Data to validate
 * @param messageType - Expected message type
 * @returns Validation result
 */
export declare function validateISO20022Data(data: Record<string, unknown>, messageType: ISO20022MessageType): {
    valid: boolean;
    errors: string[];
};
/**
 * Generate Letter of Credit reference number
 * @param bankCode - Issuing bank code
 * @param year - Year
 * @param sequence - Sequence number
 * @returns LC reference number
 */
export declare function generateLCReference(bankCode: string, year: number, sequence: number): string;
/**
 * Calculate trade finance metrics
 * @param documents - Array of document metadata
 * @returns Metrics summary
 */
export declare function calculateTradeMetrics(documents: TradeDocumentMetadata[]): {
    totalDocuments: number;
    byType: Record<string, number>;
    totalValue: string;
    currencies: string[];
    avgProcessingTime: number;
};
/**
 * Create supply chain event log
 * @param event - Event type
 * @param assetId - Asset identifier
 * @param location - Event location
 * @param additionalData - Extra event data
 * @returns Encoded event data
 */
export declare function encodeSupplyChainEvent(event: SupplyChainEvent, assetId: string, location: string, additionalData?: Record<string, string>): string;
/**
 * Validate trade asset status transition
 * @param currentStatus - Current status
 * @param newStatus - Proposed new status
 * @returns True if transition is valid
 */
export declare function isValidStatusTransition(currentStatus: SupplyChainEvent, newStatus: SupplyChainEvent): boolean;
/**
 * Format trade document summary
 * @param metadata - Document metadata
 * @returns Formatted summary string
 */
export declare function formatDocumentSummary(metadata: TradeDocumentMetadata): string;
//# sourceMappingURL=tradeFinanceUtils.d.ts.map