/**
 * @fileoverview The pre-render pass shared by the surfaces that return a whole
 * study — caps on its location, outcome, and reference lists, a download URL on
 * each uploaded document, and compact counts for the heavy resultsSection.
 * Applied once, before either output channel sees the record, so
 * `structuredContent` and `format()` render the same data.
 * @module mcp-server/tools/utils/study-filters
 */
import type { RawStudyShape } from '../../../services/clinical-trials/types.js';
/** Caps and geo filter a caller (or a fixed resource default) can request. */
export interface FilterInputs {
    locationLimit?: number | undefined;
    nearLocation?: {
        lat: number;
        lon: number;
        radiusMi: number;
    } | undefined;
    outcomeLimit?: number | undefined;
    referenceLimit?: number | undefined;
}
/** What a filter pass actually did — populated only where it changed the data. */
export interface FilterMeta {
    locationLimit?: number;
    locationsWithoutGeo?: number;
    nearLocation?: {
        lat: number;
        lon: number;
        radiusMi: number;
    };
    outcomeLimit?: number;
    referenceLimit?: number;
    totalLocations?: number;
    totalOtherOutcomes?: number;
    totalReferences?: number;
    totalSecondaryOutcomes?: number;
}
/**
 * Apply the requested filters to the study so structuredContent and format()
 * see the same data. A limit (and its corresponding upstream total) is recorded
 * in `meta` only when it actually reduced the set — reporting a cap that trimmed
 * nothing would imply a filter was applied when none was. `nearLocation` always
 * filters (drops non-geo sites, sorts, applies radius), so it is always echoed.
 *
 * Document URLs are attached here rather than at either call site: this pass is
 * the one place both the tool and the resource route a whole record through, so
 * neither surface can drift from the other on where a document lives.
 */
export declare function applyFilters(study: RawStudyShape, input: FilterInputs): {
    study: RawStudyShape;
    meta: FilterMeta;
};
/** Compact counts of a study's posted results. */
export interface ResultsSummary {
    baselineMeasures?: number;
    otherAdverseEvents?: number;
    outcomeMeasures?: number;
    participantFlowPeriods?: number;
    seriousAdverseEvents?: number;
}
/**
 * Compact counts of a study's posted results, computed before the heavy
 * resultsSection is dropped from a record-level payload. Returns undefined when
 * the study has no posted results.
 */
export declare function summarizeResults(study: RawStudyShape): ResultsSummary | undefined;
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