quote method
Implementation
Future<BigInt> quote({
  required BigInt amountA,
  required BigInt reserveA,
  required BigInt reserveB,
}) async {
  final function = abi.getFunction("quote")!;
  final result = await readSafe(
    function: function.addValues(values: [
      amountA,
      reserveA,
      reserveB,
    ]),
  );
  return result.outputs.first.value as BigInt;
}