/**
 * Per-line and total caps for repair money. All values are **Toman** (no unit conversion in the API).
 */
export const REPAIR_LINE_AMOUNT_TOMAN = {
  /** Below this is not credible for a priced repair line (e.g. 1,000 Toman). */
  MIN: 10_000,
  /** Aligns with the total assessment cap; rejects absurd values (e.g. 100bn). */
  MAX: 53_000_000,
} as const;

/** Max sum of all priced + factor lines in one expert reply / validation (Toman). */
export const CLAIM_V2_TOTAL_PAYMENT_CAP_TOMAN = REPAIR_LINE_AMOUNT_TOMAN.MAX;

const ENABLED_VALUES = new Set(["1", "true", "yes", "on", "enabled"]);

/**
 * Returns null when the claim v2 total cap is disabled.
 *
 * Set CLAIM_V2_TOTAL_PAYMENT_CAP_ENABLED=true to enforce the cap again.
 * Optionally set CLAIM_V2_TOTAL_PAYMENT_CAP_TOMAN to override the amount.
 */
export function getClaimV2TotalPaymentCapToman(): number | null {
  const capEnabled = ENABLED_VALUES.has(
    String(process.env.CLAIM_V2_TOTAL_PAYMENT_CAP_ENABLED ?? "")
      .trim()
      .toLowerCase(),
  );

  if (!capEnabled) return null;

  const configuredCap = Number(process.env.CLAIM_V2_TOTAL_PAYMENT_CAP_TOMAN);

  return Number.isFinite(configuredCap) && configuredCap > 0
    ? configuredCap
    : CLAIM_V2_TOTAL_PAYMENT_CAP_TOMAN;
}