export * from './types';

const workerMap = new Map();

export const solidityCompiler = async (
  {
    version,
    input,
  }: {
    version: string;
    input: any;
  },
) => {
  // eslint-disable-next-line prefer-const
  let oldWorkerInfo = workerMap.get(version);
  let worker: Worker = {} as Worker;
  if (oldWorkerInfo) {
    // const { timestamp } = oldWorkerInfo;
    worker = oldWorkerInfo.worker;
  } else {
    worker = new Worker(new URL('./worker.js', import.meta.url), { type: 'module' });
    worker.postMessage({ type: 'init-solc', version });
    workerMap.set(version, {
      worker,
      version,
      timestamp: Date.now(),
    });
  }

  return new Promise((resolve, reject) => {
    worker.postMessage({ input: JSON.stringify(input), version });
    worker.onmessage = function ({ data }: any) {
      resolve(data);
    };
    worker.onerror = reject;
  });
};

export const getCompilerVersions = async () => {
  const worker = new Worker(new URL('./worker.js', import.meta.url), { type: 'module' });
  return new Promise((resolve, reject) => {
    worker.postMessage('fetch-compiler-versions');
    worker.onmessage = function ({ data }) {
      resolve(data);
    };
    worker.onerror = reject;
  });
};