Refacor electron app and add migrations

electron/cqrs/commands/handlers/saveRoom.ts

@@ -0,0 +1,26 @@
+import { DataSource } from 'typeorm';
+import { RoomEntity } from '../../../entities';
+import { SaveRoomCommand } from '../../types';
+
+export async function handleSaveRoom(command: SaveRoomCommand, dataSource: DataSource): Promise<void> {
+  const repo = dataSource.getRepository(RoomEntity);
+  const { room } = command.payload;
+  const entity = repo.create({
+    id: room.id,
+    name: room.name,
+    description: room.description ?? null,
+    topic: room.topic ?? null,
+    hostId: room.hostId,
+    password: room.password ?? null,
+    isPrivate: room.isPrivate ? 1 : 0,
+    createdAt: room.createdAt,
+    userCount: room.userCount ?? 0,
+    maxUsers: room.maxUsers ?? null,
+    icon: room.icon ?? null,
+    iconUpdatedAt: room.iconUpdatedAt ?? null,
+    permissions: room.permissions != null ? JSON.stringify(room.permissions) : null,
+    channels: room.channels != null ? JSON.stringify(room.channels) : null
+  });
+
+  await repo.save(entity);
+}