fix(🐛): fix bug where unmounted canvases would be drawn (#2929)

Author: wcandillon

Diff for: apps/paper/ios/Podfile.lock

@@ -1694,7 +1694,7 @@ PODS:
     - ReactCommon/turbomodule/bridging
     - ReactCommon/turbomodule/core
     - Yoga
-  - RNSVG (15.11.1):
+  - RNSVG (15.10.1):
     - React-Core
   - SocketRocket (0.7.0)
   - Yoga (0.0.0)
@@ -1989,9 +1989,9 @@ SPEC CHECKSUMS:
   RNGestureHandler: 939f21fabf5d45a725c0bf175eb819dd25cf2e70
   RNReanimated: 9d20a811e6987cba268ef4f56242dfabd40e85c1
   RNScreens: b03d696c70cc5235ce4587fcc27ae1a93a48f98c
-  RNSVG: 669ed128ab9005090c612a0d627dbecb6ab5c76f
+  RNSVG: 7ff26379b2d1871b8571e6f9bc9630de6baf9bdf
   SocketRocket: abac6f5de4d4d62d24e11868d7a2f427e0ef940d
-  Yoga: a1d7895431387402a674fd0d1c04ec85e87909b8
+  Yoga: 2a45d7e59592db061217551fd3bbe2dd993817ae
 
 PODFILE CHECKSUM: debc09f5cfcbea21f946ca0be3faa5351e907125
 

Diff for: packages/skia/src/sksg/Container.ts

@@ -52,9 +52,14 @@ const nativeDrawOnscreen = (
 export abstract class Container {
   public root: Node[] = [];
   protected recording: Recording | null = null;
+  protected unmounted = false;
 
   constructor(protected Skia: Skia, protected nativeId: number) {}
 
+  unmount() {
+    this.unmounted = true;
+  }
+
   drawOnCanvas(canvas: SkCanvas) {
     if (!this.recording) {
       throw new Error("No recording to draw");
@@ -101,6 +106,9 @@ class ReanimatedContainer extends Container {
     if (this.mapperId !== null) {
       Rea.stopMapper(this.mapperId);
     }
+    if (this.unmounted) {
+      return;
+    }
     const recorder = new Recorder();
     visit(recorder, this.root);
     const record = recorder.getRecording();
@@ -134,6 +142,9 @@ class NativeReanimatedContainer extends Container {
     if (this.mapperId !== null) {
       Rea.stopMapper(this.mapperId);
     }
+    if (this.unmounted) {
+      return;
+    }
     const { nativeId, Skia } = this;
     const recorder = new ReanimatedRecorder(Skia);
     visit(recorder, this.root);

Diff for: packages/skia/src/sksg/Reconciler.ts

@@ -60,6 +60,7 @@ export class SkiaSGRoot {
   }
 
   unmount() {
+    this.container.unmount();
     skiaReconciler.updateContainer(null, this.root, null, () => {
       debug("unmountContainer");
     });