1 files changed, 68 insertions, 0 deletions
diff --git a/src/server/apis/google/GooglePhotosServerUtils.ts b/src/server/apis/google/GooglePhotosServerUtils.ts
new file mode 100644
index 000000000..cb5464abc
--- /dev/null
+++ b/src/server/apis/google/GooglePhotosServerUtils.ts
@@ -0,0 +1,68 @@
+import request = require('request-promise');
+import { Album } from './typings/albums';
+import * as qs from 'query-string';
+
+const apiEndpoint = "https://photoslibrary.googleapis.com/v1/";
+
+export interface Authorization {
+    token: string;
+}
+
+export namespace GooglePhotos {
+
+    export type Query = Album.Query;
+    export type QueryParameters = { query: GooglePhotos.Query };
+    interface DispatchParameters {
+        required: boolean;
+        method: "GET" | "POST";
+        ignore?: boolean;
+    }
+
+    export const ExecuteQuery = async (parameters: Authorization & QueryParameters): Promise<any> => {
+        let action = parameters.query.action;
+        let dispatch = SuffixMap.get(action)!;
+        let suffix = Suffix(parameters, dispatch, action);
+        if (suffix) {
+            let query: any = parameters.query;
+            let options: any = {
+                headers: { 'Content-Type': 'application/json' },
+                auth: { 'bearer': parameters.token },
+            };
+            if (query.body) {
+                options.body = query.body;
+                options.json = true;
+            }
+            let queryParameters = query.parameters;
+            if (queryParameters) {
+                suffix += `?${qs.stringify(queryParameters)}`;
+            }
+            let dispatcher = dispatch.method === "POST" ? request.post : request.get;
+            return dispatcher(apiEndpoint + suffix, options);
+        }
+    };
+
+    const Suffix = (parameters: QueryParameters, dispatch: DispatchParameters, action: Album.Action) => {
+        let query: any = parameters.query;
+        let id = query.albumId;
+        let suffix = 'albums';
+        if (dispatch.required) {
+            if (!id) {
+                return undefined;
+            }
+            suffix += `/${id}${dispatch.ignore ? "" : `:${action}`}`;
+        }
+        return suffix;
+    };
+
+    const SuffixMap = new Map<Album.Action, DispatchParameters>([
+        [Album.Action.AddEnrichment, { required: true, method: "POST" }],
+        [Album.Action.BatchAddMediaItems, { required: true, method: "POST" }],
+        [Album.Action.BatchRemoveMediaItems, { required: true, method: "POST" }],
+        [Album.Action.Create, { required: false, method: "POST" }],
+        [Album.Action.Get, { required: true, ignore: true, method: "GET" }],
+        [Album.Action.List, { required: false, method: "GET" }],
+        [Album.Action.Share, { required: true, method: "POST" }],
+        [Album.Action.Unshare, { required: true, method: "POST" }]
+    ]);
+
+}