import { SecurityLevel, CIAComponent } from "../types/cia";
import { BusinessImpactDetail, BusinessImpactDetails } from "../types/cia-services";
/**
 * Risk impact levels
 */
export type RiskImpactLevel = "Minimal" | "Low" | "Medium" | "High" | "Critical";
/**
 * Risk impact structure with comprehensive business impact details
 */
export interface RiskImpact {
    /** Human-readable description of the risk impact */
    description: string;
    /** Overall business impact summary */
    impact: string;
    /** Impact level classification */
    level: RiskImpactLevel;
    /** Annual financial loss estimate (optional) */
    annualLoss?: string;
    /** Time required to recover from incident (optional) */
    recoveryTime?: string;
    /** Compliance frameworks affected (optional) */
    frameworks?: string[];
    /** Competitive business impact (optional) */
    competitiveImpact?: string;
    /** Financial impact details (optional) */
    financialImpact?: string;
    /** Operational impact details (optional) */
    operationalImpact?: string;
    /** Reputational impact details (optional) */
    reputationalImpact?: string;
    /** Regulatory compliance impact (optional) */
    regulatoryImpact?: string;
}
/**
 * Type guard to check if a value is a valid RiskImpactLevel
 *
 * @param value - Value to check
 * @returns True if the value is a valid RiskImpactLevel
 */
export declare function isRiskImpactLevel(value: unknown): value is RiskImpactLevel;
/**
 * Type guard to check if a value is a valid RiskImpact object
 *
 * @param value - Value to check
 * @returns True if the value has the required RiskImpact properties
 */
export declare function isRiskImpact(value: unknown): value is RiskImpact;
/**
 * Type guard to check if a value is a valid CIA component for risk impact
 *
 * @param value - Value to check
 * @returns True if the value is a valid CIA component
 */
export declare function isValidCIAComponent(value: unknown): value is CIAComponent;
/**
 * Get risk level from security level
 *
 * @param level - Security level to convert
 * @returns Risk level string corresponding to the security level
 *
 * @example
 * ```typescript
 * getRiskLevelFromSecurityLevel("None") // Returns "Critical"
 * getRiskLevelFromSecurityLevel("Very High") // Returns "Minimal"
 * ```
 */
export declare function getRiskLevelFromSecurityLevel(level: SecurityLevel): string;
/**
 * Financial impact data by security level
 */
export declare const financialImpactByLevel: Record<SecurityLevel, BusinessImpactDetail>;
/**
 * Operational impact data by security level
 */
export declare const operationalImpactByLevel: Record<SecurityLevel, BusinessImpactDetail>;
/**
 * Reputational impact data by security level
 */
export declare const reputationalImpactByLevel: Record<SecurityLevel, BusinessImpactDetail>;
/**
 * Risk impact data by security level for availability
 */
export declare const AVAILABILITY_RISK_IMPACTS: Record<SecurityLevel, RiskImpact>;
/**
 * Risk impact data by security level for integrity
 */
export declare const INTEGRITY_RISK_IMPACTS: Record<SecurityLevel, RiskImpact>;
/**
 * Risk impact data by security level for confidentiality
 */
export declare const CONFIDENTIALITY_RISK_IMPACTS: Record<SecurityLevel, RiskImpact>;
/**
 * Get business impact details for a specific component and security level
 *
 * This function retrieves comprehensive business impact information based on
 * the CIA component (availability, integrity, or confidentiality) and the
 * selected security level.
 *
 * @param component - CIA component to get impact for
 * @param level - Security level for the component
 * @returns Business impact details including risk level, revenue loss, and recovery time
 * @throws {Error} If component or level is invalid
 *
 * @example
 * ```typescript
 * const impact = getBusinessImpact("availability", "High");
 * console.log(impact.riskLevel); // "Low"
 * console.log(impact.annualRevenueLoss); // "Potential revenue loss <2% annually"
 * ```
 */
export declare function getBusinessImpact(component: CIAComponent, level: SecurityLevel): BusinessImpactDetail;
/**
 * Calculate the overall business impact level based on security levels
 *
 * Uses a weighted algorithm that gives higher priority to confidentiality
 * when determining the overall business impact across all CIA components.
 *
 * @param availabilityLevel - Availability security level
 * @param integrityLevel - Integrity security level
 * @param confidentialityLevel - Confidentiality security level
 * @returns Overall business impact level (Minimal to Critical)
 *
 * @example
 * ```typescript
 * // All Very High security = minimal impact
 * calculateBusinessImpactLevel("Very High", "Very High", "Very High") // Returns "Minimal"
 *
 * // All High security = Low impact
 * calculateBusinessImpactLevel("High", "High", "High") // Returns "Low"
 *
 * // Mixed levels with confidentiality weighted higher
 * // Formula: (1 [High] + 2 [Moderate] + 4 [None] * 1.5) / 3.5 = (1 + 2 + 6) / 3.5 = 9 / 3.5 = 2.57 → rounds to 3 ("High")
 * calculateBusinessImpactLevel("High", "Moderate", "None") // Returns "High"
 * ```
 */
export declare function calculateBusinessImpactLevel(availabilityLevel: SecurityLevel, integrityLevel: SecurityLevel, confidentialityLevel: SecurityLevel): RiskImpactLevel;
/**
 * Get risk impact level label
 *
 * Converts a risk level into a human-readable description of the business
 * impact and required response.
 *
 * @param level - Risk level to get label for
 * @returns Human-readable description of the risk impact level
 *
 * @example
 * ```typescript
 * getRiskImpactLabel("Critical") // Returns "Severe business impact requiring immediate action"
 * getRiskImpactLabel("Low") // Returns "Minor business impact to be addressed in normal operations"
 * getRiskImpactLabel("Unknown") // Returns "Impact level not defined"
 * ```
 */
export declare function getRiskImpactLabel(level: string): string;
/**
 * Create a default business impact object with minimum required fields
 *
 * Generates a basic business impact assessment structure for a given
 * CIA component and security level, suitable for initial assessments
 * or as a fallback when detailed data is unavailable.
 *
 * @param component - CIA component type (availability, integrity, confidentiality, or custom)
 * @param level - Security level for the component
 * @returns Business impact details with financial, operational, and reputational aspects
 *
 * @example
 * ```typescript
 * const impact = createDefaultBusinessImpact("availability", "Moderate");
 * console.log(impact.summary); // "availability impact analysis for Moderate level"
 * console.log(impact.financial?.riskLevel); // "Medium"
 * ```
 */
export declare function createDefaultBusinessImpact(component: string, level: SecurityLevel): BusinessImpactDetails;
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