Move document improvements (#927)

* Show all collections in UI

* Introduce command pattern

* Actually remove from previous collection

* Stash

* Fixes: Promises resolved outside of response lifecycle

* 💚

* 💚

* documentMover tests

* Transaction

* Perf. More in transactions

server/commands/documentMover.test.js

@@ -0,0 +1,85 @@
+/* eslint-disable flowtype/require-valid-file-annotation */
+import documentMover from '../commands/documentMover';
+import { flushdb, seed } from '../test/support';
+import { buildDocument, buildCollection } from '../test/factories';
+
+beforeEach(flushdb);
+
+describe('documentMover', async () => {
+  it('should move within a collection', async () => {
+    const { document, collection } = await seed();
+
+    const response = await documentMover({
+      document,
+      collectionId: collection.id,
+    });
+
+    expect(response.collections.length).toEqual(1);
+    expect(response.documents.length).toEqual(1);
+  });
+
+  it('should move with children', async () => {
+    const { document, collection } = await seed();
+    const newDocument = await buildDocument({
+      parentDocumentId: document.id,
+      collectionId: collection.id,
+      teamId: collection.teamId,
+      userId: collection.creatorId,
+      title: 'Child document',
+      text: 'content',
+    });
+    await collection.addDocumentToStructure(newDocument);
+
+    const response = await documentMover({
+      document,
+      collectionId: collection.id,
+      parentDocumentId: undefined,
+      index: 0,
+    });
+
+    expect(response.collections[0].documentStructure[0].children[0].id).toBe(
+      newDocument.id
+    );
+    expect(response.collections.length).toEqual(1);
+    expect(response.documents.length).toEqual(1);
+  });
+
+  it('should move with children to another collection', async () => {
+    const { document, collection } = await seed();
+    const newCollection = await buildCollection({
+      teamId: collection.teamId,
+    });
+    const newDocument = await buildDocument({
+      parentDocumentId: document.id,
+      collectionId: collection.id,
+      teamId: collection.teamId,
+      userId: collection.creatorId,
+      title: 'Child document',
+      text: 'content',
+    });
+    await collection.addDocumentToStructure(newDocument);
+
+    const response = await documentMover({
+      document,
+      collectionId: newCollection.id,
+      parentDocumentId: undefined,
+      index: 0,
+    });
+
+    // check document ids where updated
+    await newDocument.reload();
+    expect(newDocument.collectionId).toBe(newCollection.id);
+
+    await document.reload();
+    expect(document.collectionId).toBe(newCollection.id);
+
+    // check collection structure updated
+    expect(response.collections[0].id).toBe(collection.id);
+    expect(response.collections[1].id).toBe(newCollection.id);
+    expect(response.collections[1].documentStructure[0].children[0].id).toBe(
+      newDocument.id
+    );
+    expect(response.collections.length).toEqual(2);
+    expect(response.documents.length).toEqual(2);
+  });
+});