select correct workspace item when forking

Author: christianalfoni

packages/app/src/app/overmind/namespaces/editor/actions.ts

@@ -9,7 +9,6 @@ import {
 } from '@codesandbox/common/lib/types';
 import { Action, AsyncAction } from 'app/overmind';
 import { withLoadApp, withOwnedSandbox } from 'app/overmind/factories';
-import getItems from 'app/overmind/utils/items';
 import {
   addDevToolsTab as addDevToolsTabUtil,
   closeDevToolsTab as closeDevToolsTabUtil,
@@ -95,10 +94,7 @@ export const sandboxChanged: AsyncAction<{ id: string }> = withLoadApp<{
 
     actions.internal.setCurrentSandbox(sandbox);
 
-    const items = getItems(state);
-    const defaultItem = items.find(i => i.defaultOpen) || items[0];
-
-    state.workspace.openedWorkspaceItem = defaultItem.id;
+    actions.workspace.openDefaultItem();
   } catch (error) {
     state.editor.notFound = true;
     state.editor.error = error.message;

packages/app/src/app/overmind/namespaces/editor/internalActions.ts

@@ -345,7 +345,7 @@ export const forkSandbox: AsyncAction<{
       forkedSandbox
     );
     effects.preview.updateAddressbarUrl();
-
+    actions.workspace.openDefaultItem();
     effects.notificationToast.success('Forked sandbox!');
     effects.router.updateSandboxUrl(forkedSandbox);
   } catch (error) {

packages/app/src/app/overmind/namespaces/workspace/actions.ts

@@ -3,6 +3,7 @@ import { CustomTemplate } from '@codesandbox/common/lib/types';
 import slugify from '@codesandbox/common/lib/utils/slugify';
 import { Action, AsyncAction } from 'app/overmind';
 import { withOwnedSandbox } from 'app/overmind/factories';
+import getItems from 'app/overmind/utils/items';
 
 export const valueChanged: Action<{
   field: string;
@@ -285,3 +286,10 @@ export const addedTemplate: AsyncAction<{
     );
   }
 };
+
+export const openDefaultItem: Action = ({ state }) => {
+  const items = getItems(state);
+  const defaultItem = items.find(i => i.defaultOpen) || items[0];
+
+  state.workspace.openedWorkspaceItem = defaultItem.id;
+};