save annotation data as json and sent to server

EnvelopeGenerator.Web/Scripts/app.ts

@@ -71,15 +71,21 @@ export class App {
     }
 
     public static async handleFinish(event: any) {
+        
         await App.Instance.save();
+
+        // Export annotation data and save to database
         const json = await App.Instance.exportInstantJSON()
-
         console.log(json);
+        console.log(JSON.stringify(json));
+        const result = await App.Network.postEnvelope(App.envelopeKey, App.currentDocument.id, JSON.stringify(json))
 
+        // Flatten the annotations and save the document to disk
+        /*
         const buffer = await App.Instance.exportPDF({ flatten: true });
         const result = await App.Network.postDocument(App.envelopeKey, App.currentDocument.id, buffer);
         console.log(result)
-
+        */
     }
 
     public static async handleReset(event: any) {
@@ -196,11 +202,18 @@ class Network {
             .then(res => res.json());
     }
 
+    public postEnvelope(envelopeKey: string, documentId: number, jsonString: string): Promise<any> {
+        const options: RequestInit = {
+            credentials: "include",
+            method: "POST",
+            body: jsonString
+        }
 
-
-    public postEnvelope(envelopeKey: string, documentId: number, buffer: ArrayBuffer): Promise<any> {
-        return fetch(`/api/envelope/${envelopeKey}/${documentId}`, { credentials: "include", method: "POST", body: buffer })
-            .then(res => res.json());
+        return fetch(`/api/envelope/${envelopeKey}?index=${documentId}`, options)
+            .then(res => {
+                console.log(res)
+                res.json()
+            });
     }
 }