Normalize indices on init

2024-07-29 23:38:44 +02:00
parent 7b36de0476
commit e4c3744dc4
8 changed files with 112 additions and 31 deletions
@@ -18,6 +18,7 @@ import {
  restoreElements,
  zoomToFitBounds,
  reconcileElements,
+  normalizeIndices,
 } from "../../packages/excalidraw";
 import type { Collaborator, Gesture } from "../../packages/excalidraw/types";
 import {
@@ -637,7 +638,16 @@ class Collab extends PureComponent<CollabProps, CollabState> {
        fetchScene: true,
        roomLinkData: existingRoomLinkData,
      });
-      scenePromise.resolve(sceneData);
+
+      if (sceneData) {
+        scenePromise.resolve({
+          ...sceneData,
+          // normalize fractional indices on init for shared scenes, while making sure there are no other collaborators
+          elements: normalizeIndices([...sceneData.elements]),
+        });
+      } else {
+        scenePromise.resolve(null);
+      }
    });

    this.portal.socket.on(