// SaveMyToken local lab. Run with Node.js 22 or newer.
import assert from "node:assert/strict";

function validate(raw) {
  try {
    const value = JSON.parse(raw);
    return value !== null && typeof value === "object" && !Array.isArray(value)
      && Object.keys(value).length === 2
      && typeof value.answer === "string" && value.answer.length <= 200
      && Number.isInteger(value.days) && value.days >= 0 && value.days <= 365;
  } catch { return false; }
}
const inputs = [
  '{"answer":"Unused items only","days":30}',
  '{"answer":"Unused items only","days":"30"}',
  '{"answer":"Unused items only","days":30,"execute":"refund"}',
  'Here is your JSON: {"days":30}',
];
const results = inputs.map(validate);
assert.deepEqual(results, [true, false, false, false]);
console.log("Valid responses:", results.join(", "));