export const DIVISION_NAME_MAX_LENGTH = 64;
export const DIVISION_CODE_MAX_LENGTH = 16;

/** Letters with single spaces between words. */
export const DIVISION_NAME_PATTERN = /^[A-Za-z]+(?: [A-Za-z]+)*$/;

/** Alphanumeric and underscore; no spaces. */
export const DIVISION_CODE_PATTERN = /^[A-Za-z0-9_]+$/;

export function isValidDivisionName(raw: string): boolean {
  return (
    typeof raw === 'string' &&
    raw.length > 0 &&
    raw.length <= DIVISION_NAME_MAX_LENGTH &&
    DIVISION_NAME_PATTERN.test(raw)
  );
}

export function isValidDivisionCode(raw: string): boolean {
  return (
    typeof raw === 'string' &&
    raw.length > 0 &&
    raw.length <= DIVISION_CODE_MAX_LENGTH &&
    DIVISION_CODE_PATTERN.test(raw)
  );
}