import pidFromPort from 'pid-from-port';
import chalk from 'chalk';
import fs from 'fs';
import path from 'path';
import { get } from 'lodash';
import superagent from 'superagent';
import ora from 'ora';

function requireAllLocalFunction(project) {
  const files = fs.readdirSync(project);
  const spinner = ora();
  const failList: {
    name: string;
    message: string;
  }[] = [];

  for (const item of files) {
    const entry = path.join(project, item, 'index.js');

    if (fs.existsSync(entry)) {
      try {
        require(entry);
      } catch (e) {
        failList.push({
          name: item,
          message: e.message,
        });
      }
    }
  }

  if (failList.length) {
    spinner.warn(`加载以下本地云函数失败`);

    const warning = chalk.keyword('orange');

    failList.forEach((item) => {
      console.log(`* ${warning(item.name)}: ${item.message}`);
    });
  }
}

async function debugProcess(project, port) {
  const pid = await pidFromPort(port);
  const processResult = process as any;

  processResult._debugProcess(pid);

  // 请求 http://127.0.0.1:9229/json
  const res = await superagent.get(`http://127.0.0.1:${process.debugPort}/json`);
  const devtoolsUrl = get(res, 'body.[0].devtoolsFrontendUrlCompat');

  if (devtoolsUrl) {
    requireAllLocalFunction(project);

    return devtoolsUrl.replace(/^chrome-/, '');
  }

  return '';
}

export default debugProcess;