import type { FitAreaInfo } from "../types";
import type { MeasurementLines } from "../pose-detect";
export type GranularFit = "good" | "tight" | "loose" | "a-bit-tight" | "a-bit-loose" | "too-tight" | "too-loose";
/** Compute granular fit label for a single measurement. Mirrors the
 *  backend deterministic engine's edge-based thresholds so the FIT
 *  DIRECTIVES the SDK ships to /tryon match what the user reads in the
 *  table:
 *    - "good"        : in chart range OR within ½" / 1.27 cm of nearest edge
 *    - "a-bit-X"     : ½"–1"  past the edge
 *    - "X"           : 1"–2"  past the edge
 *    - "too-X"       : > 2"   past the edge
 *  Where X is tight (over upper edge) or loose (under lower edge). */
export declare function computeFit(userValue: number, chartRange: string, unit?: "in" | "cm" | "mm"): GranularFit;
/**
 * Build FitAreaInfo[] from matchDetails + optional pose coordinates.
 * This is what gets sent to the backend so Gemini knows how to render each body region.
 */
export declare function buildFitInfo(matchDetails: Array<{
    measurement: string;
    userValue: string;
    chartRange: string;
    fit: string;
    section?: string;
}>, poseLines?: MeasurementLines | null, unit?: "in" | "cm" | "mm"): FitAreaInfo[];
/**
 * Build silhouette-prompt context forwarded to the backend try-on Gemini
 * call. Returns only the selected fit context Gemini needs: user raw
 * measurements, recommended size, and the chosen size's measurement row.
 * The full product size guide is intentionally not forwarded to try-on.
 *
 * All fields optional — returns `undefined` when there's nothing useful
 * to add (e.g. accessory flow, no sizingResult).
 */
export declare function buildSilhouetteContext(sizingResult: {
    recommendedSize?: string;
    recommendedLength?: string | null;
    unit?: string;
    matchDetails?: Array<{
        measurement: string;
        userValue: string;
        chartRange: string;
    }>;
    /** Backend-formatted matched row text, e.g. "Chest (in) 40, Chest (cm) 102". Single-section. */
    matchedRowText?: string;
    sections?: Record<string, {
        recommendedSize?: string;
        matchDetails?: Array<{
            measurement: string;
            userValue: string;
            chartRange: string;
        }>;
        /** Backend-formatted matched row text for this section. */
        matchedRowText?: string;
    }>;
} | null | undefined, sizeGuide: {
    headers?: string[];
    rows?: string[][];
    sections?: Record<string, {
        headers: string[];
        rows: string[][];
    }>;
} | null | undefined, 
/** Optional override — when the user manually picks a different size in
 *  the result view and hits "Apply this size", we want Gemini to reason
 *  about THAT size, not the original recommendation. */
selectedSizeOverride?: string, 
/** Active profile's height/weight, formatted for prompt display (e.g.
 *  `"5'6\""` and `"185 lbs"`). Passed straight to the backend so the
 *  prime directive can include the model's frame. */
userHeight?: string, userWeight?: string): {
    recommendedSize?: string;
    recommendedSizeMeasurements?: string;
    userMeasurementsText?: string;
    userHeight?: string;
    userWeight?: string;
} | undefined;