fix: entering PiP mode when controls are true (#4776)

ios/Video/RCTVideo.swift

@@ -68,14 +68,8 @@ class RCTVideo: UIView, RCTVideoPlayerViewControllerDelegate, RCTPlayerObserverH
             if isPictureInPictureActive() { return }
             if _enterPictureInPictureOnLeave {
                 initPictureinPicture()
-                if #available(iOS 9.0, tvOS 14.0, *) {
-                    _playerViewController?.allowsPictureInPicturePlayback = true
-                }
             } else {
                 _pip?.deinitPipController()
-                if #available(iOS 9.0, tvOS 14.0, *) {
-                    _playerViewController?.allowsPictureInPicturePlayback = false
-                }
             }
         }
     }
@@ -105,6 +99,7 @@ class RCTVideo: UIView, RCTVideoPlayerViewControllerDelegate, RCTPlayerObserverH
     #endif
 
     private var _pip: RCTPictureInPicture?
+    private var _isPictureInPictureActive = false
 
     // Events
     @objc var onVideoLoadStart: RCTDirectEventBlock?
@@ -138,19 +133,21 @@ class RCTVideo: UIView, RCTVideoPlayerViewControllerDelegate, RCTPlayerObserverH
 
     @objc
     func _onPictureInPictureEnter() {
-        onPictureInPictureStatusChanged?(["isActive": NSNumber(value: true)])
+        handlePictureInPictureEnter()
     }
 
     @objc
     func _onPictureInPictureExit() {
-        onPictureInPictureStatusChanged?(["isActive": NSNumber(value: false)])
+        handlePictureInPictureExit()
     }
 
     func handlePictureInPictureEnter() {
+        _isPictureInPictureActive = true
         onPictureInPictureStatusChanged?(["isActive": NSNumber(value: true)])
     }
 
     func handlePictureInPictureExit() {
+        _isPictureInPictureActive = false
         onPictureInPictureStatusChanged?(["isActive": NSNumber(value: false)])
 
         // To continue audio playback in backgroud we need to set
@@ -169,7 +166,7 @@ class RCTVideo: UIView, RCTVideoPlayerViewControllerDelegate, RCTPlayerObserverH
 
     func isPictureInPictureActive() -> Bool {
         #if os(iOS)
-            return _pip?._pipController?.isPictureInPictureActive == true
+            return _isPictureInPictureActive
         #else
             return false
         #endif
@@ -1211,9 +1208,6 @@ class RCTVideo: UIView, RCTVideoPlayerViewControllerDelegate, RCTPlayerObserverH
             }
         }
 
-        if #available(iOS 9.0, tvOS 14.0, *) {
-            viewController.allowsPictureInPicturePlayback = _enterPictureInPictureOnLeave
-        }
         return viewController
     }
 
@@ -1244,6 +1238,11 @@ class RCTVideo: UIView, RCTVideoPlayerViewControllerDelegate, RCTPlayerObserverH
     func setControls(_ controls: Bool) {
         if _controls != controls || ((_playerLayer == nil) && (_playerViewController == nil)) {
             _controls = controls
+            #if os(iOS)
+                if !isPictureInPictureActive() {
+                    _pip?.deinitPipController()
+                }
+            #endif
             if _controls {
                 DispatchQueue.main.async {
                     self.removePlayerLayer()
@@ -1828,15 +1827,38 @@ class RCTVideo: UIView, RCTVideoPlayerViewControllerDelegate, RCTPlayerObserverH
         }
     }
 
-    @objc
-    func enterPictureInPicture() {
-        if _pip?._pipController == nil {
-            initPictureinPicture()
-            if #available(iOS 9.0, tvOS 14.0, *) {
-                _playerViewController?.allowsPictureInPicturePlayback = true
+    private func findPlayerLayer(in view: UIView) -> AVPlayerLayer? {
+        if let layer = view.layer as? AVPlayerLayer {
+            return layer
+        }
+        for sublayer in view.layer.sublayers ?? [] {
+            if let playerLayer = sublayer as? AVPlayerLayer {
+                return playerLayer
             }
         }
-        _pip?.enterPictureInPicture()
+        for subview in view.subviews {
+            if let playerLayer = findPlayerLayer(in: subview) {
+                return playerLayer
+            }
+        }
+        return nil
+    }
+
+    @objc
+    func enterPictureInPicture() {
+        #if os(iOS)
+            if _pip == nil {
+                initPictureinPicture()
+            }
+
+            if _pip?._pipController == nil, let playerViewController = _playerViewController, _controls {
+                if let existingPlayerLayer = findPlayerLayer(in: playerViewController.view) {
+                    _pip?.setupPipController(existingPlayerLayer)
+                }
+            }
+
+            _pip?.enterPictureInPicture()
+        #endif
     }
 
     @objc
@@ -1846,14 +1868,8 @@ class RCTVideo: UIView, RCTVideoPlayerViewControllerDelegate, RCTPlayerObserverH
         _pip?.exitPictureInPicture()
         if _enterPictureInPictureOnLeave {
             initPictureinPicture()
-            if #available(iOS 9.0, tvOS 14.0, *) {
-                _playerViewController?.allowsPictureInPicturePlayback = true
-            }
         } else {
             _pip?.deinitPipController()
-            if #available(iOS 9.0, tvOS 14.0, *) {
-                _playerViewController?.allowsPictureInPicturePlayback = false
-            }
         }
     }