fix(ios, pip): update view hierarchy to present the rn view with view controller

ios/sdk/sdk.xcodeproj/project.pbxproj

@@ -24,8 +24,14 @@
 		0BD906EA1EC0C00300C8C18E /* JitsiMeet.h in Headers */ = {isa = PBXBuildFile; fileRef = 0BD906E81EC0C00300C8C18E /* JitsiMeet.h */; settings = {ATTRIBUTES = (Public, ); }; };
 		4E51B76425E5345E0038575A /* ScheenshareEventEmiter.h in Headers */ = {isa = PBXBuildFile; fileRef = 4E51B76225E5345E0038575A /* ScheenshareEventEmiter.h */; };
 		4E51B76525E5345E0038575A /* ScheenshareEventEmiter.m in Sources */ = {isa = PBXBuildFile; fileRef = 4E51B76325E5345E0038575A /* ScheenshareEventEmiter.m */; };
+		4EBA6E61286072E300B31882 /* JitsiMeetViewController.h in Headers */ = {isa = PBXBuildFile; fileRef = 4EBA6E5F286072E300B31882 /* JitsiMeetViewController.h */; };
+		4EBA6E62286072E300B31882 /* JitsiMeetViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 4EBA6E60286072E300B31882 /* JitsiMeetViewController.m */; };
+		4EBA6E652860B1E800B31882 /* JitsiMeetRenderingView.h in Headers */ = {isa = PBXBuildFile; fileRef = 4EBA6E632860B1E800B31882 /* JitsiMeetRenderingView.h */; };
+		4EBA6E662860B1E800B31882 /* JitsiMeetRenderingView.m in Sources */ = {isa = PBXBuildFile; fileRef = 4EBA6E642860B1E800B31882 /* JitsiMeetRenderingView.m */; };
 		4ED4FFF32721B9B90074E620 /* JitsiAudioSession.h in Headers */ = {isa = PBXBuildFile; fileRef = 4ED4FFF12721B9B90074E620 /* JitsiAudioSession.h */; settings = {ATTRIBUTES = (Public, ); }; };
 		4ED4FFF42721B9B90074E620 /* JitsiAudioSession.m in Sources */ = {isa = PBXBuildFile; fileRef = 4ED4FFF22721B9B90074E620 /* JitsiAudioSession.m */; };
+		4EEC9630286C73A2008705FA /* JitsiMeetView+Private.h in Headers */ = {isa = PBXBuildFile; fileRef = 4EEC962E286C73A2008705FA /* JitsiMeetView+Private.h */; };
+		4EEC9631286C73A2008705FA /* JitsiMeetView+Private.m in Sources */ = {isa = PBXBuildFile; fileRef = 4EEC962F286C73A2008705FA /* JitsiMeetView+Private.m */; };
 		6F08DF7D4458EE3CF3F36F6D /* libPods-JitsiMeetSDK.a in Frameworks */ = {isa = PBXBuildFile; fileRef = E4376CA6886DE68FD7A4294B /* libPods-JitsiMeetSDK.a */; };
 		A4A934E9212F3ADB001E9388 /* Dropbox.m in Sources */ = {isa = PBXBuildFile; fileRef = A4A934E8212F3ADB001E9388 /* Dropbox.m */; };
 		C6245F5D2053091D0040BE68 /* image-resize@2x.png in Resources */ = {isa = PBXBuildFile; fileRef = C6245F5B2053091D0040BE68 /* image-resize@2x.png */; };
@@ -79,9 +85,15 @@
 		0BD906E91EC0C00300C8C18E /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
 		4E51B76225E5345E0038575A /* ScheenshareEventEmiter.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = ScheenshareEventEmiter.h; sourceTree = "<group>"; };
 		4E51B76325E5345E0038575A /* ScheenshareEventEmiter.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = ScheenshareEventEmiter.m; sourceTree = "<group>"; };
+		4EBA6E5F286072E300B31882 /* JitsiMeetViewController.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = JitsiMeetViewController.h; sourceTree = "<group>"; };
+		4EBA6E60286072E300B31882 /* JitsiMeetViewController.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = JitsiMeetViewController.m; sourceTree = "<group>"; };
+		4EBA6E632860B1E800B31882 /* JitsiMeetRenderingView.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = JitsiMeetRenderingView.h; sourceTree = "<group>"; };
+		4EBA6E642860B1E800B31882 /* JitsiMeetRenderingView.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = JitsiMeetRenderingView.m; sourceTree = "<group>"; };
 		4ED4FFF12721B9B90074E620 /* JitsiAudioSession.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = JitsiAudioSession.h; sourceTree = "<group>"; };
 		4ED4FFF22721B9B90074E620 /* JitsiAudioSession.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = JitsiAudioSession.m; sourceTree = "<group>"; };
 		4ED4FFF52721BAE10074E620 /* JitsiAudioSession+Private.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "JitsiAudioSession+Private.h"; sourceTree = "<group>"; };
+		4EEC962E286C73A2008705FA /* JitsiMeetView+Private.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "JitsiMeetView+Private.h"; sourceTree = "<group>"; };
+		4EEC962F286C73A2008705FA /* JitsiMeetView+Private.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = "JitsiMeetView+Private.m"; sourceTree = "<group>"; };
 		891FE43DAD30BC8976683100 /* Pods-JitsiMeetSDK.release.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-JitsiMeetSDK.release.xcconfig"; path = "../Pods/Target Support Files/Pods-JitsiMeetSDK/Pods-JitsiMeetSDK.release.xcconfig"; sourceTree = "<group>"; };
 		98E09B5C73D9036B4ED252FC /* Pods-JitsiMeet.debug.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-JitsiMeet.debug.xcconfig"; path = "../Pods/Target Support Files/Pods-JitsiMeet/Pods-JitsiMeet.debug.xcconfig"; sourceTree = "<group>"; };
 		9C77CA3CC919B081F1A52982 /* Pods-JitsiMeet.release.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-JitsiMeet.release.xcconfig"; path = "../Pods/Target Support Files/Pods-JitsiMeet/Pods-JitsiMeet.release.xcconfig"; sourceTree = "<group>"; };
@@ -94,7 +106,6 @@
 		C69EFA0B209A0F660027712B /* JMCallKitListener.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = JMCallKitListener.swift; sourceTree = "<group>"; };
 		C6A3425E204EF76800E062DD /* DragGestureController.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = DragGestureController.swift; sourceTree = "<group>"; };
 		C6CC49AE207412CF000DFA42 /* PiPViewCoordinator.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = PiPViewCoordinator.swift; sourceTree = "<group>"; };
-		C6F99C13204DB63D0001F710 /* JitsiMeetView+Private.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "JitsiMeetView+Private.h"; sourceTree = "<group>"; };
 		C81E9AB825AC5AD800B134D9 /* ExternalAPI.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = ExternalAPI.h; sourceTree = "<group>"; };
 		C8AFD27D2462C613000293D2 /* InfoPlistUtil.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = InfoPlistUtil.h; sourceTree = "<group>"; };
 		C8AFD27E2462C613000293D2 /* InfoPlistUtil.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = InfoPlistUtil.m; sourceTree = "<group>"; };
@@ -194,12 +205,17 @@
 				DE65AACB2318028300290BEC /* JitsiMeetBaseLogHandler+Private.h */,
 				DE81A2DD2317ED5400AE1940 /* JitsiMeetBaseLogHandler.m */,
 				0B412F161EDEC65D00B1A0A6 /* JitsiMeetView.h */,
+				4EEC962E286C73A2008705FA /* JitsiMeetView+Private.h */,
+				4EEC962F286C73A2008705FA /* JitsiMeetView+Private.m */,
 				0B412F171EDEC65D00B1A0A6 /* JitsiMeetView.m */,
+				4EBA6E632860B1E800B31882 /* JitsiMeetRenderingView.h */,
+				4EBA6E642860B1E800B31882 /* JitsiMeetRenderingView.m */,
+				4EBA6E5F286072E300B31882 /* JitsiMeetViewController.h */,
+				4EBA6E60286072E300B31882 /* JitsiMeetViewController.m */,
 				DE81A2D72316AC7600AE1940 /* LogBridge.m */,
 				DE65AAC92317FFCD00290BEC /* LogUtils.h */,
 				DEAFA777229EAD3B0033A7FA /* RNRootView.h */,
 				DEAFA778229EAD520033A7FA /* RNRootView.m */,
-				C6F99C13204DB63D0001F710 /* JitsiMeetView+Private.h */,
 				0B412F1B1EDEC80100B1A0A6 /* JitsiMeetViewDelegate.h */,
 				DEFC743D21B178FA00E4DD96 /* LocaleDetector.m */,
 				C6A3426B204F127900E062DD /* picture-in-picture */,
@@ -284,11 +300,14 @@
 				DEA9F284258A5D9900D4CD74 /* JitsiMeetSDK.h in Headers */,
 				4E51B76425E5345E0038575A /* ScheenshareEventEmiter.h in Headers */,
 				DE65AACC2318028300290BEC /* JitsiMeetBaseLogHandler+Private.h in Headers */,
+				4EBA6E652860B1E800B31882 /* JitsiMeetRenderingView.h in Headers */,
 				0B412F221EDEF6EA00B1A0A6 /* JitsiMeetViewDelegate.h in Headers */,
 				4ED4FFF32721B9B90074E620 /* JitsiAudioSession.h in Headers */,
+				4EEC9630286C73A2008705FA /* JitsiMeetView+Private.h in Headers */,
 				0BD906EA1EC0C00300C8C18E /* JitsiMeet.h in Headers */,
 				DE81A2D42316AC4D00AE1940 /* JitsiMeetLogger.h in Headers */,
 				DE65AACA2317FFCD00290BEC /* LogUtils.h in Headers */,
+				4EBA6E61286072E300B31882 /* JitsiMeetViewController.h in Headers */,
 				DEAD3226220C497000E93636 /* JitsiMeetConferenceOptions.h in Headers */,
 				C81E9AB925AC5AD800B134D9 /* ExternalAPI.h in Headers */,
 				C8AFD27F2462C613000293D2 /* InfoPlistUtil.h in Headers */,
@@ -449,6 +468,7 @@
 			files = (
 				0BB9AD7B1F5EC8F4001C08DB /* CallKit.m in Sources */,
 				DE81A2DF2317ED5400AE1940 /* JitsiMeetBaseLogHandler.m in Sources */,
+				4EBA6E662860B1E800B31882 /* JitsiMeetRenderingView.m in Sources */,
 				4ED4FFF42721B9B90074E620 /* JitsiAudioSession.m in Sources */,
 				0BB9AD7D1F60356D001C08DB /* AppInfo.m in Sources */,
 				DE81A2D92316AC7600AE1940 /* LogBridge.m in Sources */,
@@ -465,9 +485,11 @@
 				0BCA49611EC4B6C600B793EE /* Proximity.m in Sources */,
 				C69EFA0C209A0F660027712B /* JMCallKitEmitter.swift in Sources */,
 				DEFE535621FB2E8300011A3A /* ReactUtils.m in Sources */,
+				4EEC9631286C73A2008705FA /* JitsiMeetView+Private.m in Sources */,
 				C6A34261204EF76800E062DD /* DragGestureController.swift in Sources */,
 				4E51B76525E5345E0038575A /* ScheenshareEventEmiter.m in Sources */,
 				A4A934E9212F3ADB001E9388 /* Dropbox.m in Sources */,
+				4EBA6E62286072E300B31882 /* JitsiMeetViewController.m in Sources */,
 				C69EFA0D209A0F660027712B /* JMCallKitProxy.swift in Sources */,
 				DE81A2D52316AC4D00AE1940 /* JitsiMeetLogger.m in Sources */,
 				C69EFA0E209A0F660027712B /* JMCallKitListener.swift in Sources */,

ios/sdk/src/ExternalAPI.h

@@ -16,6 +16,8 @@
 #import <React/RCTBridgeModule.h>
 #import <React/RCTEventEmitter.h>
 
+static NSString * const sendEventNotificationName = @"org.jitsi.meet.SendEvent";
+
 @interface ExternalAPI : RCTEventEmitter<RCTBridgeModule>
 
 - (void)sendHangUp;

ios/sdk/src/ExternalAPI.m

@@ -15,7 +15,6 @@
  */
 
 #import "ExternalAPI.h"
-#import "JitsiMeetView+Private.h"
 
 // Events
 static NSString * const hangUpAction = @"org.jitsi.meet.HANG_UP";
@@ -91,31 +90,14 @@ RCT_EXPORT_MODULE();
 RCT_EXPORT_METHOD(sendEvent:(NSString *)name
                        data:(NSDictionary *)data
                       scope:(NSString *)scope) {
-    // The JavaScript App needs to provide uniquely identifying information to
-    // the native ExternalAPI module so that the latter may match the former
-    // to the native JitsiMeetView which hosts it.
-    JitsiMeetView *view = [JitsiMeetView viewForExternalAPIScope:scope];
-
-    if (!view) {
-        return;
-    }
-
-    id delegate = view.delegate;
-
-    if (!delegate) {
-        return;
-    }
-    
     if ([name isEqual: @"PARTICIPANTS_INFO_RETRIEVED"]) {
         [self onParticipantsInfoRetrieved: data];
         return;
     }
     
-    SEL sel = NSSelectorFromString([self methodNameFromEventName:name]);
+    [[NSNotificationCenter defaultCenter] postNotificationName:sendEventNotificationName
-
+                                                        object:nil
-    if (sel && [delegate respondsToSelector:sel]) {
+                                                      userInfo:@{@"name": name, @"data": data}];
-        [delegate performSelector:sel withObject:data];
-    }
 }
 
 - (void) onParticipantsInfoRetrieved:(NSDictionary *)data {
@@ -127,28 +109,6 @@ RCT_EXPORT_METHOD(sendEvent:(NSString *)name
     [participantInfoCompletionHandlers removeObjectForKey:completionHandlerId];
 }
 
-/**
- * Converts a specific event name i.e. redux action type description to a
- * method name.
- *
- * @param eventName The event name to convert to a method name.
- * @return A method name constructed from the specified `eventName`.
- */
-- (NSString *)methodNameFromEventName:(NSString *)eventName {
-   NSMutableString *methodName
-       = [NSMutableString stringWithCapacity:eventName.length];
-
-   for (NSString *c in [eventName componentsSeparatedByString:@"_"]) {
-       if (c.length) {
-           [methodName appendString:
-               methodName.length ? c.capitalizedString : c.lowercaseString];
-       }
-   }
-   [methodName appendString:@":"];
-
-   return methodName;
-}
-
 - (void)sendHangUp {
     [self sendEventWithName:hangUpAction body:nil];
 }

ios/sdk/src/JitsiMeet.m

@@ -15,6 +15,8 @@
  */
 
 #import <Intents/Intents.h>
+#import <RNGoogleSignin/RNGoogleSignin.h>
+#import <WebRTC/RTCLogging.h>
 
 #import "Dropbox.h"
 #import "JitsiMeet+Private.h"
@@ -25,9 +27,6 @@
 #import "RNSplashScreen.h"
 #import "ScheenshareEventEmiter.h"
 
-#import <RNGoogleSignin/RNGoogleSignin.h>
-#import <WebRTC/RTCLogging.h>
-
 @implementation JitsiMeet {
     RCTBridgeWrapper *_bridgeWrapper;
     NSDictionary *_launchOptions;
@@ -87,8 +86,12 @@
     restorationHandler:(void (^)(NSArray<id<UIUserActivityRestoring>> *))restorationHandler {
 
     JitsiMeetConferenceOptions *options = [self optionsFromUserActivity:userActivity];
+    if (options) {
+        [JitsiMeetView updateProps:[options asProps]];
+        return true;
+    }
 
-    return options && [JitsiMeetView setPropsInViews:[options asProps]];
+    return false;
 }
 
 - (BOOL)application:(UIApplication *)app
@@ -112,8 +115,9 @@
     JitsiMeetConferenceOptions *conferenceOptions = [JitsiMeetConferenceOptions fromBuilder:^(JitsiMeetConferenceOptionsBuilder *builder) {
         builder.room = [url absoluteString];
     }];
+    [JitsiMeetView updateProps:[conferenceOptions asProps]];
 
-    return [JitsiMeetView setPropsInViews:[conferenceOptions asProps]];
+    return true;
 }
 
 #pragma mark - Utility methods

ios/sdk/src/JitsiMeetRenderingView.h

@@ -0,0 +1,30 @@
+/*
+ * Copyright @ 2022-present 8x8, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#import <UIKit/UIKit.h>
+#import "JitsiMeetViewDelegate.h"
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface JitsiMeetRenderingView : UIView
+
+@property (nonatomic, assign) BOOL isPiPEnabled;
+
+- (void)setProps:(NSDictionary *_Nonnull)newProps;
+
+@end
+
+NS_ASSUME_NONNULL_END

ios/sdk/src/JitsiMeetRenderingView.m

@@ -0,0 +1,103 @@
+/*
+ * Copyright @ 2022-present 8x8, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include <mach/mach_time.h>
+
+#import "JitsiMeetRenderingView.h"
+#import "ReactUtils.h"
+#import "RNRootView.h"
+#import "JitsiMeet+Private.h"
+
+/**
+ * Backwards compatibility: turn the boolean prop into a feature flag.
+ */
+static NSString *const PiPEnabledFeatureFlag = @"pip.enabled";
+
+@interface JitsiMeetRenderingView ()
+
+/**
+ * The unique identifier of this `JitsiMeetView` within the process for the
+ * purposes of `ExternalAPI`. The name scope was inspired by postis which we
+ * use on Web for the similar purposes of the iframe-based external API.
+ */
+@property (nonatomic, strong) NSString *externalAPIScope;
+
+@end
+
+@implementation JitsiMeetRenderingView {
+    /**
+     * React Native view where the entire content will be rendered.
+     */
+    RNRootView *rootView;
+}
+
+- (instancetype)init {
+    self = [super init];
+    if (self) {
+        // Hook this JitsiMeetView into ExternalAPI.
+        self.externalAPIScope = [NSUUID UUID].UUIDString;
+    }
+    
+    return self;
+}
+
+/**
+ * Passes the given props to the React Native application. The props which we pass
+ * are a combination of 3 different sources:
+ *
+ * - JitsiMeet.defaultConferenceOptions
+ * - This function's parameters
+ * - Some extras which are added by this function
+ */
+- (void)setProps:(NSDictionary *_Nonnull)newProps {
+    NSMutableDictionary *props = mergeProps([[JitsiMeet sharedInstance] getDefaultProps], newProps);
+
+    // Set the PiP flag if it wasn't manually set.
+    NSMutableDictionary *featureFlags = props[@"flags"];
+    // TODO: temporary implementation
+    if (featureFlags[PiPEnabledFeatureFlag] == nil) {
+        featureFlags[PiPEnabledFeatureFlag] = @(self.isPiPEnabled);
+    }
+
+    props[@"externalAPIScope"] = self.externalAPIScope;
+
+    // This method is supposed to be imperative i.e. a second
+    // invocation with one and the same URL is expected to join the respective
+    // conference again if the first invocation was followed by leaving the
+    // conference. However, React and, respectively,
+    // appProperties/initialProperties are declarative expressions i.e. one and
+    // the same URL will not trigger an automatic re-render in the JavaScript
+    // source code. The workaround implemented below introduces imperativeness
+    // in React Component props by defining a unique value per invocation.
+    props[@"timestamp"] = @(mach_absolute_time());
+
+    if (rootView) {
+        // Update props with the new URL.
+        rootView.appProperties = props;
+    } else {
+        RCTBridge *bridge = [[JitsiMeet sharedInstance] getReactBridge];
+        rootView = [[RNRootView alloc] initWithBridge:bridge
+                                           moduleName:@"App"
+                                    initialProperties:props];
+        rootView.backgroundColor = self.backgroundColor;
+
+        // Add rootView as a subview which completely covers this one.
+        [rootView setFrame:[self bounds]];
+        rootView.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
+        [self addSubview:rootView];
+    }
+}
+
+@end

ios/sdk/src/JitsiMeetView+Private.h

@@ -1,6 +1,5 @@
 /*
- * Copyright @ 2018-present 8x8, Inc.
+ * Copyright @ 2022-present 8x8, Inc.
- * Copyright @ 2017-2018 Atlassian Pty Ltd
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -15,11 +14,16 @@
  * limitations under the License.
  */
 
-#import "JitsiMeetView.h"
+#import <JitsiMeetSDK/JitsiMeetSDK.h>
 
-@interface JitsiMeetView ()
+NS_ASSUME_NONNULL_BEGIN
 
-+ (instancetype _Nullable)viewForExternalAPIScope:(NSString *_Nonnull)externalAPIScope;
+static NSString * const updateViewPropsNotificationName = @"org.jitsi.meet.UpdateViewProps";
-+ (BOOL)setPropsInViews:(NSDictionary *_Nonnull)newProps;
+
+@interface JitsiMeetView (Private)
+
++ (void)updateProps:(NSDictionary *_Nonnull)newProps;
 
 @end
+
+NS_ASSUME_NONNULL_END

ios/sdk/src/JitsiMeetView+Private.m

@@ -0,0 +1,25 @@
+/*
+ * Copyright @ 2022-present 8x8, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#import "JitsiMeetView+Private.h"
+
+@implementation JitsiMeetView (Private)
+
++ (void)updateProps:(NSDictionary *_Nonnull)newProps {
+    [[NSNotificationCenter defaultCenter] postNotificationName:updateViewPropsNotificationName object:nil userInfo:@{@"props": newProps}];
+}
+
+@end

ios/sdk/src/JitsiMeetView.m

@@ -20,43 +20,22 @@
 #import "ExternalAPI.h"
 #import "JitsiMeet+Private.h"
 #import "JitsiMeetConferenceOptions+Private.h"
-#import "JitsiMeetView+Private.h"
+#import "JitsiMeetView.h"
+#import "JitsiMeetViewController.h"
 #import "ReactUtils.h"
 #import "RNRootView.h"
 
+@interface JitsiMeetView ()
 
-/**
+@property (nonatomic, strong) JitsiMeetViewController *jitsiMeetViewController;
- * Backwards compatibility: turn the boolean prop into a feature flag.
+@property (nonatomic, strong) UINavigationController *navController;
- */
+@property (nonatomic, readonly) BOOL isPiPEnabled;
-static NSString *const PiPEnabledFeatureFlag = @"pip.enabled";
 
+@end
 
-@implementation JitsiMeetView {
+@implementation JitsiMeetView
-    /**
-     * The unique identifier of this `JitsiMeetView` within the process for the
-     * purposes of `ExternalAPI`. The name scope was inspired by postis which we
-     * use on Web for the similar purposes of the iframe-based external API.
-     */
-    NSString *externalAPIScope;
 
-    /**
+@dynamic isPiPEnabled;
-     * React Native view where the entire content will be rendered.
-     */
-    RNRootView *rootView;
-}
-
-/**
- * The `JitsiMeetView`s associated with their `ExternalAPI` scopes (i.e. unique
- * identifiers within the process).
- */
-static NSMapTable<NSString *, JitsiMeetView *> *views;
-/**
- * This gets called automagically when the program starts.
- */
-__attribute__((constructor))
-static void initializeViewsMap() {
-    views = [NSMapTable strongToWeakObjectsMapTable];
-}
 
 #pragma mark Initializers
 
@@ -87,6 +66,10 @@ static void initializeViewsMap() {
     return self;
 }
 
+- (void)dealloc {
+    [[NSNotificationCenter defaultCenter] removeObserver:self];
+}
+
 /**
  * Internal initialization:
  *
@@ -94,70 +77,57 @@ static void initializeViewsMap() {
  * - initializes the external API scope
  */
 - (void)initWithXXX {
-    // Hook this JitsiMeetView into ExternalAPI.
+    self.jitsiMeetViewController = [[JitsiMeetViewController alloc] init];
-    externalAPIScope = [NSUUID UUID].UUIDString;
+    self.jitsiMeetViewController.view.frame = [self bounds];
-    [views setObject:self forKey:externalAPIScope];
+    [self addSubview:self.jitsiMeetViewController.view];
     
-    // Set a background color which is in accord with the JavaScript and Android
+    [self registerObservers];
-    // parts of the application and causes less perceived visual flicker than
-    // the default background color.
-    self.backgroundColor
-        = [UIColor colorWithRed:.07f green:.07f blue:.07f alpha:1];
 }
 
 #pragma mark API
 
 - (void)join:(JitsiMeetConferenceOptions *)options {
-    [self setProps:options == nil ? @{} : [options asProps]];
+    [self.jitsiMeetViewController join:options withPiP:self.isPiPEnabled];
 }
 
 - (void)leave {
-    [self setProps:@{}];
+    [self.jitsiMeetViewController leave];
 }
 
 - (void)hangUp {
-    ExternalAPI *externalAPI = [[JitsiMeet sharedInstance] getExternalAPI];
+    [self.jitsiMeetViewController hangUp];
-    [externalAPI sendHangUp];
 }
 
 - (void)setAudioMuted:(BOOL)muted {
-    ExternalAPI *externalAPI = [[JitsiMeet sharedInstance] getExternalAPI];
+    [self.jitsiMeetViewController setAudioMuted:muted];
-    [externalAPI sendSetAudioMuted:muted];
 }
 
 - (void)sendEndpointTextMessage:(NSString * _Nonnull)message :(NSString * _Nullable)to {
-    ExternalAPI *externalAPI = [[JitsiMeet sharedInstance] getExternalAPI];
+    [self.jitsiMeetViewController sendEndpointTextMessage:message :to];
-    [externalAPI sendEndpointTextMessage:message :to];
 }
 
 - (void)toggleScreenShare:(BOOL)enabled {
-    ExternalAPI *externalAPI = [[JitsiMeet sharedInstance] getExternalAPI];
+    [self.jitsiMeetViewController toggleScreenShare:enabled];
-    [externalAPI toggleScreenShare:enabled];
 }
 
 - (void)retrieveParticipantsInfo:(void (^ _Nonnull)(NSArray * _Nullable))completionHandler {
-    ExternalAPI *externalAPI = [[JitsiMeet sharedInstance] getExternalAPI];
+    [self.jitsiMeetViewController retrieveParticipantsInfo:completionHandler];
-    [externalAPI retrieveParticipantsInfo:completionHandler];
 }
 
 - (void)openChat:(NSString*)to  {
-    ExternalAPI *externalAPI = [[JitsiMeet sharedInstance] getExternalAPI];
+    [self.jitsiMeetViewController openChat:to];
-    [externalAPI openChat:to];
 }
 
 - (void)closeChat  {
-    ExternalAPI *externalAPI = [[JitsiMeet sharedInstance] getExternalAPI];
+    [self.jitsiMeetViewController closeChat];
-    [externalAPI closeChat];
 }
 
 - (void)sendChatMessage:(NSString * _Nonnull)message :(NSString * _Nullable)to {
-    ExternalAPI *externalAPI = [[JitsiMeet sharedInstance] getExternalAPI];
+    [self.jitsiMeetViewController sendChatMessage:message :to];
-    [externalAPI sendChatMessage:message :to];
 }
 
 - (void)setVideoMuted:(BOOL)muted {
-    ExternalAPI *externalAPI = [[JitsiMeet sharedInstance] getExternalAPI];
+    [self.jitsiMeetViewController setVideoMuted:muted];
-    [externalAPI sendSetVideoMuted:muted];
 }
 
 - (void)setClosedCaptionsEnabled:(BOOL)enabled {
@@ -165,79 +135,47 @@ static void initializeViewsMap() {
     [externalAPI sendSetClosedCaptionsEnabled:enabled];
 }
 
-#pragma mark Private methods
+#pragma mark Private
+
+- (BOOL)isPiPEnabled {
+    return self.delegate && [self.delegate respondsToSelector:@selector(enterPictureInPicture:)];
+}
+
+- (void)registerObservers {
+    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(handleSendEventNotification:) name:sendEventNotificationName object:nil];
+}
+
+- (void)handleSendEventNotification:(NSNotification *)notification {
+    NSString *eventName = notification.userInfo[@"name"];
+    NSString *eventData = notification.userInfo[@"data"];
+    
+    SEL sel = NSSelectorFromString([self methodNameFromEventName:eventName]);
+
+    if (sel && [self.delegate respondsToSelector:sel]) {
+        [self.delegate performSelector:sel withObject:eventData];
+    }
+}
 
 /**
- * Passes the given props to the React Native application. The props which we pass
+ * Converts a specific event name i.e. redux action type description to a
- * are a combination of 3 different sources:
+ * method name.
  *
- * - JitsiMeet.defaultConferenceOptions
+ * @param eventName The event name to convert to a method name.
- * - This function's parameters
+ * @return A method name constructed from the specified `eventName`.
- * - Some extras which are added by this function
  */
-- (void)setProps:(NSDictionary *_Nonnull)newProps {
+- (NSString *)methodNameFromEventName:(NSString *)eventName {
-    NSMutableDictionary *props = mergeProps([[JitsiMeet sharedInstance] getDefaultProps], newProps);
+   NSMutableString *methodName
+       = [NSMutableString stringWithCapacity:eventName.length];
 
-    // Set the PiP flag if it wasn't manually set.
+   for (NSString *c in [eventName componentsSeparatedByString:@"_"]) {
-    NSMutableDictionary *featureFlags = props[@"flags"];
+       if (c.length) {
-    if (featureFlags[PiPEnabledFeatureFlag] == nil) {
+           [methodName appendString:
-        featureFlags[PiPEnabledFeatureFlag]
+               methodName.length ? c.capitalizedString : c.lowercaseString];
-            = [NSNumber numberWithBool:
+       }
-               self.delegate && [self.delegate respondsToSelector:@selector(enterPictureInPicture:)]];
+   }
-    }
+   [methodName appendString:@":"];
 
-    props[@"externalAPIScope"] = externalAPIScope;
+   return methodName;
-
-    // This method is supposed to be imperative i.e. a second
-    // invocation with one and the same URL is expected to join the respective
-    // conference again if the first invocation was followed by leaving the
-    // conference. However, React and, respectively,
-    // appProperties/initialProperties are declarative expressions i.e. one and
-    // the same URL will not trigger an automatic re-render in the JavaScript
-    // source code. The workaround implemented below introduces imperativeness
-    // in React Component props by defining a unique value per invocation.
-    props[@"timestamp"] = @(mach_absolute_time());
-
-    if (rootView) {
-        // Update props with the new URL.
-        rootView.appProperties = props;
-    } else {
-        RCTBridge *bridge = [[JitsiMeet sharedInstance] getReactBridge];
-        rootView
-            = [[RNRootView alloc] initWithBridge:bridge
-                                      moduleName:@"App"
-                               initialProperties:props];
-        rootView.backgroundColor = self.backgroundColor;
-
-        // Add rootView as a subview which completely covers this one.
-        [rootView setFrame:[self bounds]];
-        rootView.autoresizingMask
-            = UIViewAutoresizingFlexibleWidth
-                | UIViewAutoresizingFlexibleHeight;
-        [self addSubview:rootView];
-    }
-}
-
-+ (BOOL)setPropsInViews:(NSDictionary *_Nonnull)newProps {
-    BOOL handled = NO;
-
-    if (views) {
-        for (NSString *externalAPIScope in views) {
-            JitsiMeetView *view
-                = [self viewForExternalAPIScope:externalAPIScope];
-
-            if (view) {
-                [view setProps:newProps];
-                handled = YES;
-            }
-        }
-    }
-
-    return handled;
-}
-
-+ (instancetype)viewForExternalAPIScope:(NSString *)externalAPIScope {
-    return [views objectForKey:externalAPIScope];
 }
 
 @end

ios/sdk/src/JitsiMeetViewController.h

@@ -0,0 +1,38 @@
+/*
+ * Copyright @ 2022-present 8x8, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#import <UIKit/UIKit.h>
+#import "JitsiMeetConferenceOptions.h"
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface JitsiMeetViewController : UIViewController
+
+- (void)join:(JitsiMeetConferenceOptions *)options withPiP:(BOOL)enablePiP;
+- (void)leave;
+- (void)hangUp;
+- (void)setAudioMuted:(BOOL)muted;
+- (void)sendEndpointTextMessage:(NSString * _Nonnull)message :(NSString * _Nullable)to;
+- (void)toggleScreenShare:(BOOL)enabled;
+- (void)retrieveParticipantsInfo:(void (^ _Nonnull)(NSArray * _Nullable))completionHandler;
+- (void)openChat:(NSString*)to;
+- (void)closeChat;
+- (void)sendChatMessage:(NSString * _Nonnull)message :(NSString * _Nullable)to;
+- (void)setVideoMuted:(BOOL)muted;
+
+@end
+
+NS_ASSUME_NONNULL_END

ios/sdk/src/JitsiMeetViewController.m

@@ -0,0 +1,127 @@
+/*
+ * Copyright @ 2022-present 8x8, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#import "JitsiMeetViewController.h"
+#import "JitsiMeet+Private.h"
+#import "JitsiMeetConferenceOptions+Private.h"
+#import "JitsiMeetRenderingView.h"
+#import "JitsiMeetView+Private.h"
+
+@interface JitsiMeetViewController ()
+
+@property (strong, nonatomic) JitsiMeetRenderingView *view;
+
+@end
+
+@implementation JitsiMeetViewController
+
+@dynamic view;
+
+- (instancetype)init {
+    self = [super init];
+    if (self) {
+        [self registerObservers];
+    }
+    
+    return self;
+}
+
+- (void)dealloc {
+    [[NSNotificationCenter defaultCenter] removeObserver:self];
+}
+
+- (void)loadView {
+    [super loadView];
+    
+    self.view = [[JitsiMeetRenderingView alloc] init];
+    self.view.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
+}
+
+- (void)viewDidLoad {
+    [super viewDidLoad];
+
+    // Set a background color which is in accord with the JavaScript and Android
+    // parts of the application and causes less perceived visual flicker than
+    // the default background color.
+    self.view.backgroundColor = [UIColor colorWithRed:.07f green:.07f blue:.07f alpha:1];
+}
+
+- (void)join:(JitsiMeetConferenceOptions *)options withPiP:(BOOL)enablePiP {
+    self.view.isPiPEnabled = enablePiP;
+    [self.view setProps:options == nil ? @{} : [options asProps]];
+}
+
+- (void)leave {
+    [self.view setProps:@{}];
+}
+
+- (void)hangUp {
+    ExternalAPI *externalAPI = [[JitsiMeet sharedInstance] getExternalAPI];
+    [externalAPI sendHangUp];
+}
+
+- (void)setAudioMuted:(BOOL)muted {
+    ExternalAPI *externalAPI = [[JitsiMeet sharedInstance] getExternalAPI];
+    [externalAPI sendSetAudioMuted:muted];
+}
+
+- (void)sendEndpointTextMessage:(NSString * _Nonnull)message :(NSString * _Nullable)to {
+    ExternalAPI *externalAPI = [[JitsiMeet sharedInstance] getExternalAPI];
+    [externalAPI sendEndpointTextMessage:message :to];
+}
+
+- (void)toggleScreenShare:(BOOL)enabled {
+    ExternalAPI *externalAPI = [[JitsiMeet sharedInstance] getExternalAPI];
+    [externalAPI toggleScreenShare:enabled];
+}
+
+- (void)retrieveParticipantsInfo:(void (^ _Nonnull)(NSArray * _Nullable))completionHandler {
+    ExternalAPI *externalAPI = [[JitsiMeet sharedInstance] getExternalAPI];
+    [externalAPI retrieveParticipantsInfo:completionHandler];
+}
+
+- (void)openChat:(NSString*)to  {
+    ExternalAPI *externalAPI = [[JitsiMeet sharedInstance] getExternalAPI];
+    [externalAPI openChat:to];
+}
+
+- (void)closeChat  {
+    ExternalAPI *externalAPI = [[JitsiMeet sharedInstance] getExternalAPI];
+    [externalAPI closeChat];
+}
+
+- (void)sendChatMessage:(NSString * _Nonnull)message :(NSString * _Nullable)to {
+    ExternalAPI *externalAPI = [[JitsiMeet sharedInstance] getExternalAPI];
+    [externalAPI sendChatMessage:message :to];
+}
+
+- (void)setVideoMuted:(BOOL)muted {
+    ExternalAPI *externalAPI = [[JitsiMeet sharedInstance] getExternalAPI];
+    [externalAPI sendSetVideoMuted:muted];
+}
+
+#pragma mark Private
+
+- (void)registerObservers {
+    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(handleUpdateViewPropsNotification:) name:updateViewPropsNotificationName object:nil];
+}
+
+- (void)handleUpdateViewPropsNotification:(NSNotification *)notification {
+    NSDictionary *props = [notification.userInfo objectForKey:@"props"];
+    [self.view setProps:props];
+}
+
+@end