/**
 * WHMCS Coercion Utilities (domain-internal)
 */

/**
 * Coerce boolean-like values from WHMCS into actual booleans.
 *
 * Handles all shapes that WHMCS returns for boolean fields:
 * - boolean  → pass-through
 * - number   → 1 is true, everything else false
 * - string   → "1", "true", "yes", "on" are true (case-insensitive)
 * - null / undefined → false
 */
export function coerceBoolean(value: boolean | number | string | null | undefined): boolean {
  if (typeof value === "boolean") return value;
  if (typeof value === "number") return value === 1;
  if (typeof value === "string") {
    const normalized = value.trim().toLowerCase();
    return (
      normalized === "1" || normalized === "true" || normalized === "yes" || normalized === "on"
    );
  }
  return false;
}