const exec = require('child_process').exec;
module.exports = {
  exec(command) {
    return new Promise((resolve, reject) => {
      exec(command, function (error, stdout, stderr) {
        if (error) {
          reject(error);
        } else resolve(stdout);
      })
    })
  },
  _isClean() {
    return new Promise((resolve, reject) => {
      exec('git status', function (error, stdout, stderr) {
        if (error) {
          console.log(error);
          reject(error);
          return;
        }
        let str = stdout.replace(/( |\\n)/g, '');
        // console.log(str);
        let isClean = str.indexOf('clean') != -1;
        resolve(isClean);
      })
    })
  },
  _getBranch() {
    return new Promise((resolve, reject) => {
      exec('git branch', function (error, stdout, stderr) {
        if (error) {
          reject(error);
          return;
        }
        let branches = stdout.split('\n').slice(0, stdout.split('\n').length - 1);
        branches = branches.filter(v => {
          if (v.indexOf('*') != -1) {
            return true;
          } else {
            return false;
          }
        })
        let currentBranch = branches[0].slice(2);
        resolve(currentBranch);
      });
    })
  },
  _getAllRemote() {
    return new Promise((resolve, reject) => {
      exec('git remote', function (error, stdout, stderr) {
        if (error) {
          reject(error);
          return;
        }
        let origin = stdout.split('\n').slice(0, stdout.split('\n').length - 1);
        resolve(origin)
      })
    })
  }
}