/**
 * @fileoverview BLS API v2 raw response types and normalized domain types.
 * @module services/bls-api/types
 */
/** Raw observation from BLS API. */
export interface RawObservation {
    calculations?: {
        net_changes?: Record<string, string>;
        pct_changes?: Record<string, string>;
    };
    footnotes?: Array<{
        code?: string;
        text?: string;
    }>;
    period: string;
    periodName?: string;
    value: string;
    year: string;
}
/** Raw series block from BLS v2 batch response. */
export interface RawSeries {
    catalog?: {
        series_title?: string;
        seasonality?: string;
        area?: string;
        item?: string;
        series_id?: string;
    };
    data: RawObservation[];
    seriesID: string;
}
/** Root of the BLS v2 JSON envelope. */
export interface BlsApiResponse {
    message?: string[];
    Results?: {
        series: RawSeries[];
    };
    responseTime: number;
    status: 'REQUEST_SUCCEEDED' | 'REQUEST_NOT_PROCESSED' | 'REQUEST_FAILED_ERROR' | string;
}
/**
 * Normalized observation for tool output. BLS returns net/percent change over
 * 1, 3, 6, and 12-month intervals for monthly-cadence series when
 * `calculations: true` is requested; a survey returns only the intervals and
 * change types it supports, so every calculation field is optional.
 */
export interface Observation {
    footnotes?: string[];
    netChange1Month?: string;
    netChange3Month?: string;
    netChange6Month?: string;
    netChange12Month?: string;
    pctChange1Month?: string;
    pctChange3Month?: string;
    pctChange6Month?: string;
    pctChange12Month?: string;
    period: string;
    periodName?: string;
    value: string;
    year: string;
}
/** Normalized series block for tool output. */
export interface SeriesData {
    area?: string;
    item?: string;
    observations: Observation[];
    seasonal?: string;
    seriesId: string;
    title?: string;
}
/** Normalized survey metadata from GET /surveys. */
export interface SurveyMeta {
    allowsNetChange: boolean;
    allowsPercentChange: boolean;
    hasAnnualAverages: boolean;
    surveyAbbreviation: string;
    surveyName: string;
}
/** Raw GET /surveys response envelope. */
export interface BlsSurveysResponse {
    message?: string[];
    Results?: {
        survey: Array<{
            survey_abbreviation: string;
            survey_name: string;
            allowsNetChange?: string;
            allowsPercentChange?: string;
            hasAnnualAverages?: string;
        }>;
    };
    responseTime: number;
    status: string;
}
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