import type { NumericParameterDef, Visit } from './anamnesis-types';
/** Key of the block holding visits with no `sourceLabel`. */
export declare const UNLABELLED_BLOCK_KEY = "unlabelled";
/** Key of the single block the un-partitioned surface renders. */
export declare const WHOLE_RECORD_BLOCK_KEY = "record";
export interface SourceBlock {
    /** Stable key for React and for the selection union: `source:<label>`,
     * `unlabelled`, or `record` for the whole-record block. */
    key: string;
    /** The heading the block wears — a module name, or the unlabelled
     * fallback. Empty for the whole-record block. */
    label: string;
    /** This block's visits, in RECORD order (never re-sorted). */
    visits: Visit[];
}
/** The single block the un-partitioned surface renders: every visit, no
 * label. Returns the INPUT ARRAY ITSELF so the caller can hand the original
 * record through untouched. */
export declare function wholeRecordBlock(visits: readonly Visit[]): SourceBlock;
/** Group visits by `sourceLabel`, blocks ordered by their OLDEST visit.
 * `unlabelledLabel` is already translated by the caller — this module stays
 * i18n-free. Visits inside a block keep record order. */
export declare function partitionVisitsBySource(visits: readonly Visit[], unlabelledLabel: string): SourceBlock[];
/** Parameters worth a row in a block: measured at least once in its visits,
 * or force-kept by the caller. Order follows `defs`. */
export declare function measuredParameters(visits: readonly Visit[], defs: readonly NumericParameterDef[], keep?: (def: NumericParameterDef) => boolean): NumericParameterDef[];
/** Concatenate per-block reports in block order; first occurrence wins. */
export declare function unionShownVisitIds(reports: readonly (readonly string[])[]): string[];
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