/**
 * v2.0.1 Sovereign Policy Engine: Deterministic Business Rules
 * [REMEDIATION SCAFFOLD] Use this to replace LLM-based arithmetic or date logic.
 */
export class PolicyEngine {
  /**
   * Example: Validate return eligibility based on purchase date.
   * Replace this with your specific business rules.
   */
  static isEligibleForReturn(purchaseDate: Date, returnDaysLimit: number = 30): boolean {
    const now = new Date();
    const diffTime = Math.abs(now.getTime() - purchaseDate.getTime());
    const diffDays = Math.ceil(diffTime / (1000 * 60 * 60 * 24));
    return diffDays <= returnDaysLimit;
  }

  static calculateDiscount(total: number, promoCode: string): number {
    // Implement deterministic pricing logic here
    if (promoCode === 'SOVEREIGN20') return total * 0.8;
    return total;
  }
}
