export interface CorrelationData {
    maya_long_count: string;
    event: string;
    calendar_round: string;
    correlation_jdn: number;
    western_calendar: 'gregorian' | 'julian';
    western_date: string;
    direct_in_source: boolean;
    source_western_date: string | null;
    source: string;
}
export interface CorrelationMetadata {
    generated_at: string;
    description: string;
    calendars: {
        gregorian: string;
        julian: string;
    };
    correlation_constants: number[];
    sources: Record<string, {
        id: string;
        title: string;
        author: string;
        publisher: string;
        url: string;
        notes: string;
    }>;
    fields: Record<string, string>;
}
export interface CorrelationTestData {
    metadata: CorrelationMetadata;
    data: CorrelationData[];
}
export declare function loadCorrelationData(): CorrelationTestData;
export declare function getDataByCorrelation(correlationJdn: number): CorrelationData[];
export declare function getDataByCalendar(calendar: 'gregorian' | 'julian'): CorrelationData[];
export declare function getDataByLongCount(longCount: string): CorrelationData[];
export declare function getDirectSourceData(): CorrelationData[];
export declare function getGMTCorrelationData(): CorrelationData[];
export declare function getUniqueLongCounts(): string[];
export declare function getAvailableCorrelations(): number[];
export declare function findCorrelation(criteria: Partial<CorrelationData>): CorrelationData | undefined;
export declare function findCorrelations(criteria: Partial<CorrelationData>): CorrelationData[];