sync: sync wip stuff

src/app.ts

@@ -1,3 +1,4 @@
+import { Alert } from './gui/Alert'
 import { CreateKeyboardListeners } from './input/keyboard'
 import { Wush } from './shell/Wush'
 import { Terminal } from './terminal/Terminal'
@@ -5,6 +6,36 @@ import { EventBroadcaster } from './utils/EventBroadcaster'
 
 export const WEBSHELL_VERSION = "0.1.0"
 
+// initialize object store for webfs
+let WebfsDatabase: IDBDatabase | null = null
+
+const request = indexedDB.open("webshell")
+
+request.onupgradeneeded = event => {
+    console.log("creating database")
+    WebfsDatabase = (event.target as any).result as IDBDatabase
+    WebfsDatabase.createObjectStore("webfs")
+}
+
+request.onerror = _ => {
+    new Alert(
+        "webfs error",
+        "Failed to initialize the webfs database using IndexedDB. Make sure webshell does not have any IndexedDB related permissions disabled and try again.",
+        'critical',
+    ).Show(-1)
+}
+
+request.onsuccess = event => {
+    WebfsDatabase = (event.target as any).result as IDBDatabase
+    console.log("database initialized")
+
+    // initialize the app after the database
+    init()
+}
+
+export const GetWebfsDatabase = (): IDBDatabase | null => WebfsDatabase
+
+// terminal management
 let CurrentTerminal: Terminal
 export const SetCurrentTerminal = (terminal: Terminal) => CurrentTerminal = terminal
 export const GetCurrentTerminal = (): Terminal => CurrentTerminal
@@ -22,5 +53,3 @@ const init = () => {
     const terminal = new Terminal()
     terminal.LoadShell(new Wush(localBroadcaster, terminal))
 }
-
-init()