open favorites on startup

packages/web/src/App.svelte

@@ -4,9 +4,11 @@
   import PluginsProvider from './plugins/PluginsProvider.svelte';
   import Screen from './Screen.svelte';
   import ErrorHandler from './utility/ErrorHandler.svelte';
+  import OpenTabsOnStartup from './utility/OpenTabsOnStartup.svelte';
 </script>
 
 <ErrorHandler />
 <PluginsProvider />
 <CommandListener />
+<OpenTabsOnStartup />
 <Screen />

packages/web/src/utility/OpenTabsOnStartup.svelte

@@ -0,0 +1,29 @@
+<script lang="ts">
+  import { onMount } from 'svelte';
+  import { openFavorite } from '../appobj/FavoriteFileAppObject.svelte';
+  import { openedTabs } from '../stores';
+
+  import { useFavorites } from './metadataLoaders';
+
+  $: favorites = useFavorites();
+  let opened = false;
+
+  onMount(() => {
+    openOnStartup($favorites);
+  });
+
+  $: openOnStartup($favorites);
+
+  function openOnStartup(list) {
+    if (!list) return;
+    if (opened) return;
+
+    opened = true;
+
+    if ($openedTabs.find(x => !x.closedTime)) return;
+
+    for (const favorite of list.filter(x => x.openOnStartup)) {
+      openFavorite(favorite);
+    }
+  }
+</script>