[AC-2447] Allow the UI to save and close dialog when user removes final Can Manage Collection of an item (#9136)

* update saveCollectionsWithServer to accept a new value if user can no longer manage cipher after requested update

libs/common/src/vault/models/response/optional-cipher.response.ts

@@ -0,0 +1,14 @@
+import { BaseResponse } from "../../../models/response/base.response";
+
+import { CipherResponse } from "./cipher.response";
+
+export class OptionalCipherResponse extends BaseResponse {
+  unavailable: boolean;
+  cipher?: CipherResponse;
+
+  constructor(response: any) {
+    super(response);
+    this.unavailable = this.getResponseProperty("Unavailable");
+    this.cipher = new CipherResponse(this.getResponseProperty("Cipher"));
+  }
+}

libs/common/src/vault/services/cipher.service.ts

@@ -776,9 +776,14 @@ export class CipherService implements CipherServiceAbstraction {
   async saveCollectionsWithServer(cipher: Cipher): Promise<Cipher> {
     const request = new CipherCollectionsRequest(cipher.collectionIds);
     const response = await this.apiService.putCipherCollections(cipher.id, request);
-    const data = new CipherData(response);
+    // The response will now check for an unavailable value. This value determines whether
+    // the user still has Can Manage access to the item after updating.
+    if (response.unavailable) {
+      await this.delete(cipher.id);
+      return;
+    }
+    const data = new CipherData(response.cipher);
     const updated = await this.upsert(data);
-    // Collection updates don't change local data
     return new Cipher(updated[cipher.id as CipherId], cipher.localData);
   }