stub out electron app

src/main/messaging.main.ts

@@ -0,0 +1,74 @@
+import {
+    app,
+    ipcMain,
+} from 'electron';
+
+import {
+    deletePassword,
+    getPassword,
+    setPassword,
+} from 'keytar';
+
+import { Main } from '../main';
+
+const KeytarService = 'Bitwarden';
+const SyncInterval = 5 * 60 * 1000; // 5 minutes
+
+export class MessagingMain {
+    private syncTimeout: NodeJS.Timer;
+
+    constructor(private main: Main) { }
+
+    init() {
+        this.scheduleNextSync();
+        ipcMain.on('messagingService', async (event: any, message: any) => this.onMessage(message));
+
+        ipcMain.on('keytar', async (event: any, message: any) => {
+            try {
+                let val: string = null;
+                if (message.action && message.key) {
+                    if (message.action === 'getPassword') {
+                        val = await getPassword(KeytarService, message.key);
+                    } else if (message.action === 'setPassword' && message.value) {
+                        await setPassword(KeytarService, message.key, message.value);
+                    } else if (message.action === 'deletePassword') {
+                        await deletePassword(KeytarService, message.key);
+                    }
+                }
+
+                event.returnValue = val;
+            } catch {
+                event.returnValue = null;
+            }
+        });
+    }
+
+    onMessage(message: any) {
+        switch (message.command) {
+            case 'scheduleNextSync':
+                this.scheduleNextSync();
+                break;
+            case 'updateAppMenu':
+                // this.main.menuMain.updateApplicationMenuState(message.isAuthenticated, message.isLocked);
+                break;
+            default:
+                break;
+        }
+    }
+
+    private scheduleNextSync() {
+        if (this.syncTimeout) {
+            global.clearTimeout(this.syncTimeout);
+        }
+
+        this.syncTimeout = global.setTimeout(() => {
+            if (this.main.windowMain.win == null) {
+                return;
+            }
+
+            this.main.windowMain.win.webContents.send('messagingService', {
+                command: 'checkSyncVault',
+            });
+        }, SyncInterval);
+    }
+}