More core UI for auto-update

We keep the old dialog flow on Linux, and on Windows and Mac we show a
single dialog when the file is downloaded.

src/renderer/constants/action_types.js

@@ -19,6 +19,7 @@ export const DOWNLOAD_UPGRADE = 'DOWNLOAD_UPGRADE';
 export const UPGRADE_DOWNLOAD_STARTED = 'UPGRADE_DOWNLOAD_STARTED';
 export const UPGRADE_DOWNLOAD_COMPLETED = 'UPGRADE_DOWNLOAD_COMPLETED';
 export const UPGRADE_DOWNLOAD_PROGRESSED = 'UPGRADE_DOWNLOAD_PROGRESSED';
+export const AUTO_UPDATE_DOWNLOAD_COMPLETED = "AUTO_UPDATE_DOWNLOAD_COMPLETED";
 export const CHECK_UPGRADE_AVAILABLE = 'CHECK_UPGRADE_AVAILABLE';
 export const CHECK_UPGRADE_START = 'CHECK_UPGRADE_START';
 export const CHECK_UPGRADE_SUCCESS = 'CHECK_UPGRADE_SUCCESS';

src/renderer/index.js

@@ -9,7 +9,7 @@ import lbry from 'lbry';
 import React from 'react';
 import ReactDOM from 'react-dom';
 import { Provider } from 'react-redux';
-import { doConditionalAuthNavigate, doDaemonReady, doShowSnackBar } from 'redux/actions/app';
+import { doConditionalAuthNavigate, doDaemonReady, doShowSnackBar, doAutoUpdate } from 'redux/actions/app';
 import { doNavigate } from 'redux/actions/navigation';
 import { doDownloadLanguages } from 'redux/actions/settings';
 import { doUserEmailVerify } from 'redux/actions/user';
@@ -17,6 +17,7 @@ import 'scss/all.scss';
 import store from 'store';
 import app from './app';
 
+const { autoUpdater } = remote.require('electron-updater');
 const { contextMenu } = remote.require('./main.js');
 
 window.addEventListener('contextmenu', event => {
@@ -97,6 +98,10 @@ document.addEventListener('click', event => {
 });
 
 const init = () => {
+  autoUpdater.on("update-downloaded", () => {
+    app.store.dispatch(doAutoUpdate());
+  });
+
   app.store.dispatch(doDownloadLanguages());
 
   function onDaemonReady() {

src/renderer/redux/actions/app.js

@@ -20,6 +20,7 @@ import {
   selectUpgradeFilename,
 } from 'redux/selectors/app';
 
+const { autoUpdater } = remote.require('electron-updater');
 const { download } = remote.require('electron-dl');
 const Fs = remote.require('fs');
 const { lbrySettings: config } = require('package.json');
@@ -105,6 +106,16 @@ export function doDownloadUpgrade() {
   };
 }
 
+export function doAutoUpdate() {
+  return function(dispatch, getState) {
+    const state = getState();
+    dispatch({
+      type: types.OPEN_MODAL,
+      data: modals.AUTO_UPDATE_DOWNLOADED,
+    });
+  };
+}
+
 export function doCancelUpgrade() {
   return (dispatch, getState) => {
     const state = getState();
@@ -135,6 +146,12 @@ export function doCheckUpgradeAvailable() {
       type: ACTIONS.CHECK_UPGRADE_START,
     });
 
+    if (["win32", "darwin"].includes(process.platform)) {
+      // On Windows and Mac, updates happen silently
+      autoUpdater.checkForUpdates();
+      return;
+    }
+
     const success = ({ remoteVersion, upgradeAvailable }) => {
       dispatch({
         type: ACTIONS.CHECK_UPGRADE_SUCCESS,