import { CategoryConfig, FormData, FormContext, EnhancedCalculationResult, ValidationResult, ZakatCalculationResult } from "./types";
export declare abstract class ZakatCalculator {
    protected config: CategoryConfig;
    protected configVersion: string;
    constructor(category: string);
    /**
     * Main calculation method - validates and calculates
     */
    calculate(formData: FormData, context: FormContext): EnhancedCalculationResult;
    /**
     * Validates form data against configuration
     */
    validate(formData: FormData): ValidationResult;
    /**
     * Validates a single field
     */
    validateField(fieldName: string, value: any, formData: FormData): ValidationResult;
    /**
     * Gets validation error for a specific field
     */
    getFieldError(fieldName: string, formData: FormData): string | null;
    /**
     * Checks if a field should be visible
     */
    isFieldVisible(fieldName: string, formData: FormData): boolean;
    /**
     * Gets visible fields based on current form data
     */
    getVisibleFields(formData: FormData): import("./types").FormField[];
    /**
     * Abstract method for specific calculation logic
     */
    protected abstract performCalculation(formData: FormData, context: FormContext): ZakatCalculationResult;
    /**
     * Checks if data meets nisab requirements
     */
    protected checkNisab(value: number, context: FormContext): boolean;
    /**
     * Gets appropriate zakat rate
     */
    protected getZakatRate(context: FormContext, specialRateKey?: string): number;
    /**
     * Creates enhanced result with metadata
     */
    private createEnhancedResult;
    /**
     * Creates error result when validation fails
     */
    private createErrorResult;
    /**
     * Gets field configuration
     */
    getFieldConfig(fieldName: string): import("./types").FormField | undefined;
    /**
     * Gets all field configurations
     */
    getAllFields(): import("./types").FormField[];
    /**
     * Gets category configuration
     */
    getCategoryConfig(): CategoryConfig;
    /**
     * Formats currency values for display
     */
    protected formatCurrency(amount: number): string;
    /**
     * Formats weight values for display
     */
    protected formatWeight(amount: number, unit?: string): string;
    /**
     * Formats percentage for display
     */
    protected formatPercentage(rate: number): string;
    /**
     * Creates breakdown item
     */
    protected createBreakdownItem(label: string, value: number | string): {
        label: string;
        value: string | number;
    };
    /**
     * Validates nisab requirement and creates appropriate breakdown
     */
    protected validateNisabBreakdown(actualValue: number, actualValueFormatted: string, context: FormContext): {
        meetsNisab: boolean;
        breakdown: any[];
    };
}
export { ZakatCalculator as BaseZakatCalculator };