semantic-ds-toolkit/dist/src/operators/timezone-handler.d.ts

Performance-first semantic layer for modern data stacks - Stable Column Anchors & intelligent inference

export interface TimezoneConversionResult {
    convertedTimestamp: Date;
    sourceTimezone: string;
    targetTimezone: string;
    offsetDifference: number;
    isDST: boolean;
}
export interface TimezoneInfo {
    name: string;
    abbreviation: string;
    offset: number;
    isDST: boolean;
    dstStart?: Date;
    dstEnd?: Date;
}
export declare class TimezoneHandler {
    private timezoneCache;
    private offsetCache;
    constructor();
    private initializeCommonTimezones;
    convertTimezone(timestamp: Date, sourceTimezone: string, targetTimezone: string): Promise<Date>;
    private getTimezoneOffset;
    detectTimezone(timestamps: Date[]): string;
    private offsetToTimezone;
    convertBatch(timestamps: Date[], sourceTimezone: string, targetTimezone: string): Promise<Date[]>;
    getTimezoneInfo(timezone: string, date?: Date): TimezoneInfo;
    private isDaylightSavingTime;
    private getTimezoneAbbreviation;
    normalizeToUTC(timestamps: Date[], sourceTimezone?: string): Date[];
    getSupportedTimezones(): string[];
    validateTimezone(timezone: string): boolean;
    findClosestTimezone(targetOffset: number): Promise<string>;
    formatTimestamp(timestamp: Date, timezone: string, format?: 'iso' | 'locale' | 'short'): string;
}
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