use a map to create uploadProgress objects for the upload provider

src/index.tsx

@@ -872,7 +872,7 @@ export type GetUploadStreamDetailsQuery = {
     stream?: {
       __typename?: "UploadStreamGQL";
       isCompleted: boolean;
-      lowestUnuploadedSegmentIndex: number;
+      uploadCompletionCursor: number;
     } | null;
   };
 };
@@ -2248,7 +2248,7 @@ export const GetUploadStreamDetailsDocument = gql`
       id
       stream {
         isCompleted
-        lowestUnuploadedSegmentIndex
+        uploadCompletionCursor
       }
     }
   }

src/operations/video_upload.gql

@@ -42,7 +42,7 @@ query GetUploadStreamDetails($videoId: Int!) {
     id
     stream {
       isCompleted
-      lowestUnuploadedSegmentIndex
+      uploadCompletionCursor
     }
   }
 }