fix(🍏): use dedicated bridge (Shopify#2760)

---------

Co-authored-by: William Candillon <wcandillon@gmail.com>
Co-authored-by: Kudo Chien <ckchien@gmail.com>

Author: 3 people

ios/RNSkia-iOS/SkiaDomView.mm

@@ -24,10 +24,10 @@ @implementation SkiaDomView
 
 - (instancetype)initWithFrame:(CGRect)frame {
   if (self = [super initWithFrame:frame]) {
-    auto skManager = [[self skiaManager] skManager];
-    // Pass SkManager as a raw pointer to avoid circular dependenciesr
+    // Pass SkManager as a raw pointer to avoid circular dependencies
+    auto skManager = [SkiaManager latestActiveSkManager].get();
     [self
-        initCommon:skManager.get()
+        initCommon:skManager
            factory:[](std::shared_ptr<RNSkia::RNSkPlatformContext> context) {
              return std::make_shared<RNSkiOSView<RNSkia::RNSkDomView>>(context);
            }];

ios/RNSkia-iOS/SkiaDomViewManager.mm

@@ -15,7 +15,8 @@ @implementation SkiaDomViewManager
 RCT_EXPORT_MODULE(SkiaDomView)
 
 - (SkiaManager *)skiaManager {
-  auto bridge = [RCTBridge currentBridge];
+  auto bridge = self.bridge;
+  RCTAssert(bridge, @"Bridge must not be nil.");
   auto skiaModule = (RNSkiaModule *)[bridge moduleForName:@"RNSkiaModule"];
   return [skiaModule manager];
 }

ios/RNSkia-iOS/SkiaManager.h

@@ -16,4 +16,10 @@
                      jsInvoker:(std::shared_ptr<facebook::react::CallInvoker>)
                                    jsInvoker;
 
+#ifdef RCT_NEW_ARCH_ENABLED
+// Fabric components do not have a better way to interact with TurboModules.
+// Workaround to get the SkManager instance from singleton.
++ (std::shared_ptr<RNSkia::RNSkManager>)latestActiveSkManager;
+#endif // RCT_NEW_ARCH_ENABLED
+
 @end

ios/RNSkia-iOS/SkiaManager.mm

@@ -8,6 +8,8 @@
 
 #import "RNSkiOSPlatformContext.h"
 
+static __weak SkiaManager *sharedInstance = nil;
+
 @implementation SkiaManager {
   std::shared_ptr<RNSkia::RNSkManager> _skManager;
   __weak RCTBridge *weakBridge;
@@ -29,6 +31,7 @@ - (instancetype)initWithBridge:(RCTBridge *)bridge
                                    jsInvoker {
   self = [super init];
   if (self) {
+    sharedInstance = self;
     RCTCxxBridge *cxxBridge = (RCTCxxBridge *)bridge;
     if (cxxBridge.runtime) {
 
@@ -44,4 +47,18 @@ - (instancetype)initWithBridge:(RCTBridge *)bridge
   return self;
 }
 
+- (void)dealloc
+{
+  sharedInstance = nil;
+}
+
+#ifdef RCT_NEW_ARCH_ENABLED
++ (std::shared_ptr<RNSkia::RNSkManager>)latestActiveSkManager
+{
+  if (sharedInstance != nil) {
+    return [sharedInstance skManager];
+  }
+  return nullptr;
+}
+#endif // RCT_NEW_ARCH_ENABLED
 @end

ios/RNSkia-iOS/SkiaPictureView.mm

@@ -24,9 +24,9 @@ @implementation SkiaPictureView
 
 - (instancetype)initWithFrame:(CGRect)frame {
   if (self = [super initWithFrame:frame]) {
-    auto skManager = [[self skiaManager] skManager];
-    // Pass SkManager as a raw pointer to avoid circular dependenciesr
-    [self initCommon:skManager.get()
+    // Pass SkManager as a raw pointer to avoid circular dependencies
+    auto skManager = [SkiaManager latestActiveSkManager].get();
+    [self initCommon:skManager
              factory:[](std::shared_ptr<RNSkia::RNSkPlatformContext> context) {
                return std::make_shared<RNSkiOSView<RNSkia::RNSkPictureView>>(
                    context);

ios/RNSkia-iOS/SkiaPictureViewManager.mm

@@ -15,7 +15,8 @@ @implementation SkiaPictureViewManager
 RCT_EXPORT_MODULE(SkiaPictureView)
 
 - (SkiaManager *)skiaManager {
-  auto bridge = [RCTBridge currentBridge];
+  auto bridge = self.bridge;
+  RCTAssert(bridge, @"Bridge must not be nil.");
   auto skiaModule = (RNSkiaModule *)[bridge moduleForName:@"RNSkiaModule"];
   return [skiaModule manager];
 }

ios/RNSkia-iOS/SkiaUIView.h

@@ -29,7 +29,6 @@
            factory:(std::function<std::shared_ptr<RNSkBaseiOSView>(
                         std::shared_ptr<RNSkia::RNSkPlatformContext>)>)factory;
 - (std::shared_ptr<RNSkBaseiOSView>)impl;
-- (SkiaManager *)skiaManager;
 
 - (void)setDebugMode:(bool)debugMode;
 - (void)setOpaque:(bool)opaque;

ios/RNSkia-iOS/SkiaUIView.mm

@@ -48,12 +48,6 @@ - (void)initCommon:(RNSkia::RNSkManager *)manager
   _factory = factory;
 }
 
-- (SkiaManager *)skiaManager {
-  auto bridge = [RCTBridge currentBridge];
-  auto skiaModule = (RNSkiaModule *)[bridge moduleForName:@"RNSkiaModule"];
-  return [skiaModule manager];
-}
-
 - (void)willInvalidateModules {
   _impl = nullptr;
   _manager = nullptr;
@@ -114,7 +108,7 @@ - (void)finalizeUpdates:(RNComponentViewUpdateMask)updateMask {
     // this flag is only set when the view is inserted and we want to set the
     // manager here since the view could be recycled or the app could be
     // refreshed and we would have a stale manager then
-    _manager = [[self skiaManager] skManager].get();
+    _manager = [SkiaManager latestActiveSkManager].get();
   }
 }
 #endif // RCT_NEW_ARCH_ENABLED