sdata-cli/lib/genTemplate.js

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const execa = require("execa");
const {spawn} = require('child_process');
const path = require("path");
const fs = require('fs');
const fse = require("fs-extra");
const ora = require("ora");
const {exteriorPackagesUrl} = require('../config/gitUrlMap.js');
module.exports = function (batch) {
  const spinner = ora();
  spinner.text = "前置准备中,请稍候"
  spinner.start();
  try {
    fse.existsSync(path.resolve(__dirname, "temp")) && fse.removeSync(path.join(__dirname, "/temp"));
    fs.readdirSync(__dirname).forEach((item) => {
      item.indexOf("GenerateTemplate") > 0 && fse.removeSync(path.join(__dirname, item))
    })
  } catch (e) {
  }
  executeCommand(`mkdir temp`);
  executeCommand("git init", path.join(__dirname, "temp"));
  executeCommand(
    `git remote add -f origin ${exteriorPackagesUrl}`,
    path.join(__dirname, "temp")
  );
  executeCommand(
    `git config core.sparsecheckout true`,
    path.join(__dirname, "temp")
  );
  let infoPath = path.join(__dirname, "temp", ".git/info");
  if (!fse.existsSync(infoPath)) {
    fse.mkdirSync(infoPath);
  }
  fse.writeFileSync(
    path.join(__dirname, "temp", ".git/info/sparse-checkout"),
    "/templates"
  );
  executeCommand(
    `git pull origin master`,
    path.join(__dirname, "temp")
  );
  fse.removeSync(path.join(__dirname, "temp", "/.git"));
  const generateUUID = () => {
    let d = new Date().getTime()
    return "xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(/[xy]/g, function (c) {
      let r = (d + Math.random() * 16) % 16 | 0
      d = Math.floor(d / 16)
      return (c == "x" ? r : (r & 0x3) | 0x8).toString(16)
    })
  }
  let randomString = generateUUID().slice(0, 8)
  const folderName = `${randomString}scliGenerateTemplate`
  fse.copySync(
    path.join(__dirname, "temp/templates"), path.join(__dirname, folderName));
  fse.removeSync(path.join(__dirname, "/temp"));
  spinner.stop()
  const child = spawn('node', [path.resolve(__dirname, `${folderName}/index.js`), batch ? "--batch" : ""], {
    stdio: 'inherit',
    cwd: process.cwd()
  });

  child.on('exit', (code) => {
    console.log(`Child process exited with code ${code}`);
    fse.removeSync(path.join(__dirname, folderName))
  });


}

function executeCommand(command, cwd = __dirname) {
  try {
    execa.commandSync(command, {cwd});
  } catch (e) {
    console.error(e)
  }
}