version.js

'use strict';
const electron = require('electron');
const https = require('https');

const shell = electron.shell;
const app = electron.app;

function updateDialog(newVersion) {
  let versionMessage = electron.dialog.showMessageBox({
    type: 'info',
    title: `Update available`,
    message: `${app.getName()} ${newVersion} is available`,
    buttons: [`Download now`, 'Remind me later'],
    cancelId: 3
  });

  if (versionMessage === 0) {
    shell.openExternal('https://github.com/terkelg/ramme/releases');
  };

  if (versionMessage === 1) {
    // TODO: Ask user in like 7 days. Don't ask every time
  }
}


function errorDialog() {
  let errorMessage = electron.dialog.showMessageBox({
    type: 'error',
    title: `Ups, Something went wrong`,
    message: `Unable to check for new updates at the moment`,
    buttons: ['Try later']
  });
}


exports.check = () => {
  https.get('https://raw.githubusercontent.com/terkelg/ramme/master/package.json', res => {
    if (!res.error && res.statusCode === 200) {
      let body = '';
      res.on('data', d => body += d);
      res.on('end', () => {
        let json = JSON.parse(body);
        let newestVersion = json.version;
        if(newestVersion > app.getVersion()) {
         updateDialog(newestVersion);
        }
      });
    } else {
      errorDialog();
    }
  });
};