fix: reload on new arch (#349)

ios/RCTLiveMarkdownModule.mm

@@ -14,24 +14,54 @@
 @implementation RCTLiveMarkdownModule {
   BOOL installed_;
   std::shared_ptr<livemarkdown::MarkdownCommitHook> commitHook_;
+  __weak RCTSurfacePresenter *surfacePresenter_;
 }
 
 RCT_EXPORT_MODULE(@"LiveMarkdownModule")
 
 - (NSNumber *)install {
-  if (!installed_) {
-    installed_ = YES;
-
-    RCTBridge *bridge = self.bridge;
-    RCTSurfacePresenter *surfacePresenter = bridge.surfacePresenter;
-    RCTScheduler *scheduler = [surfacePresenter scheduler];
+  if (!installed_ && surfacePresenter_ != nil) {
+    RCTScheduler *scheduler = [surfacePresenter_ scheduler];
 
     commitHook_ =
-        std::make_shared<livemarkdown::MarkdownCommitHook>(scheduler.uiManager);
+      std::make_shared<livemarkdown::MarkdownCommitHook>(scheduler.uiManager);
+    installed_ = YES;
   }
   return @1;
 }
 
+- (void)handleJavaScriptDidLoadNotification:(NSNotification *)notification
+{
+  surfacePresenter_ = self.bridge.surfacePresenter;
+  [self install];
+}
+
+- (void)setBridge:(RCTBridge *)bridge
+{
+  [super setBridge:bridge];
+
+  [[NSNotificationCenter defaultCenter] addObserver:self
+                                           selector:@selector(handleJavaScriptDidLoadNotification:)
+                                               name:RCTJavaScriptDidLoadNotification
+                                             object:nil];
+
+  // only within the first loading `self.bridge.surfacePresenter` exists
+  // during the reload `self.bridge.surfacePresenter` is null
+  if (self.bridge.surfacePresenter) {
+    surfacePresenter_ = self.bridge.surfacePresenter;
+  }
+}
+
+/*
+ * Taken from RCTNativeAnimatedTurboModule:
+ * This selector is invoked via BridgelessTurboModuleSetup.
+ */
+- (void)setSurfacePresenter:(id<RCTSurfacePresenterStub>)surfacePresenter
+{
+  surfacePresenter_ = surfacePresenter;
+}
+
+
 - (std::shared_ptr<facebook::react::TurboModule>)getTurboModule:
     (const facebook::react::ObjCTurboModule::InitParams &)params {
   return std::make_shared<facebook::react::NativeLiveMarkdownModuleSpecJSI>(
@@ -40,6 +70,7 @@ - (NSNumber *)install {
 
 - (void)invalidate {
   MarkdownShadowFamilyRegistry::reset();
+  [[NSNotificationCenter defaultCenter] removeObserver:self];
   [super invalidate];
 }