import type { PhysiqueTargeting } from '../config/index.js';

export type PhysiqueTargetingDecision =
  | { accepted: true }
  | { accepted: false; reason: string };

/**
 * Applies the operator's optional physique range to an image analysis result.
 * An enabled range is fail-closed: an image that cannot be scored cannot be
 * claimed to fall inside the configured range.
 */
export function evaluatePhysiqueTargeting(
  score: number | null,
  targeting: PhysiqueTargeting,
): PhysiqueTargetingDecision {
  if (!targeting.enabled) return { accepted: true };
  if (score === null) {
    return {
      accepted: false,
      reason: 'physique score unavailable while physique targeting is enabled',
    };
  }
  if (score < targeting.minScore || score > targeting.maxScore) {
    return {
      accepted: false,
      reason: `physique score ${score} outside target range ${targeting.minScore}-${targeting.maxScore}`,
    };
  }
  return { accepted: true };
}