added models, crypto, and constants services

src/models/request/folderRequest.ts

@@ -0,0 +1,12 @@
+import { Folder } from '../domain/folder';
+
+class FolderRequest {
+    name: string;
+
+    constructor(folder: Folder) {
+        this.name = folder.name ? folder.name.encryptedString : null;
+    }
+}
+
+export { FolderRequest };
+(window as any).FolderRequest = FolderRequest;