Enable Flipper on RNTester (iOS)

Summary:
By enabling Flipper on RNTester, we can ensure that Flipper continues to work with ReactNative.
Note that Flipper is disabled when RNTester is built with `USE_FRAMEWORKS=1 pod install`

Reviewed By: PeteTheHeat

Differential Revision: D6976784

fbshipit-source-id: 4e16a47949d7ed6400e0b8ccd640be0754203c69

RNTester/Podfile

@@ -7,6 +7,40 @@ if ENV['USE_FRAMEWORKS'] == '1'
   use_frameworks!
 end
 
+# Add Flipper Poods
+def flipper_pods()
+  flipperkit_version = '0.23.4'
+  pod 'FlipperKit', '~>' + flipperkit_version, :configuration => 'Debug'
+  pod 'FlipperKit/FlipperKitLayoutPlugin', '~>' + flipperkit_version, :configuration => 'Debug'
+  pod 'FlipperKit/SKIOSNetworkPlugin', '~>' + flipperkit_version, :configuration => 'Debug'
+  pod 'FlipperKit/FlipperKitUserDefaultsPlugin', '~>' + flipperkit_version, :configuration => 'Debug'
+end
+
+# Post Install processing for Flipper
+def flipper_post_install(installer)
+  installer.pods_project.targets.each do |target|
+    if target.name == 'YogaKit'
+      target.build_configurations.each do |config|
+        config.build_settings['SWIFT_VERSION'] = '4.1'
+      end
+    end
+  end
+  file_name = Dir.glob("*.xcodeproj")[0]
+  app_project = Xcodeproj::Project.open(file_name)
+  app_project.native_targets.each do |target|
+    target.build_configurations.each do |config|
+      cflags = config.build_settings['OTHER_CFLAGS'] || '$(inherited) '
+      unless cflags.include? '-DFB_SONARKIT_ENABLED=1'
+        puts 'Adding -DFB_SONARKIT_ENABLED=1 in OTHER_CFLAGS...'
+        cflags << ' -DFB_SONARKIT_ENABLED=1'
+      end
+      config.build_settings['OTHER_CFLAGS'] = cflags
+    end
+    app_project.save
+  end
+  installer.pods_project.save
+end
+
 def pods()
   project 'RNTesterPods.xcodeproj'
 
@@ -26,6 +60,9 @@ end
 
 target 'RNTester' do
   pods()
+  if ENV['USE_FRAMEWORKS'] != '1'
+    flipper_pods()
+  end
 end
 
 target 'RNTesterUnitTests' do
@@ -39,6 +76,9 @@ target 'RNTesterIntegrationTests' do
 end
 
 post_install do |installer|
+  if ENV['USE_FRAMEWORKS'] != '1'
+    flipper_post_install(installer)
+  end
   installer.pods_project.targets.each do |target|
     puts target.name
   end

RNTester/RNTester/AppDelegate.mm

@@ -29,6 +29,16 @@
 
 #import <ReactCommon/RCTTurboModuleManager.h>
 
+#if DEBUG
+#ifdef FB_SONARKIT_ENABLED
+#import <FlipperKit/FlipperClient.h>
+#import <FlipperKitLayoutPlugin/FlipperKitLayoutPlugin.h>
+#import <FlipperKitUserDefaultsPlugin/FKUserDefaultsPlugin.h>
+#import <FlipperKitNetworkPlugin/FlipperKitNetworkPlugin.h>
+#import <SKIOSNetworkPlugin/SKIOSNetworkAdapter.h>
+#endif
+#endif
+
 #import "RNTesterTurboModuleProvider.h"
 
 @interface AppDelegate() <RCTCxxBridgeDelegate, RCTTurboModuleManagerDelegate>{
@@ -45,6 +55,7 @@
 
 - (BOOL)application:(__unused UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
 {
+  [AppDelegate initializeFlipper:application];
   RCTEnableTurboModule(YES);
 
   _bridge = [[RCTBridge alloc] initWithDelegate:self
@@ -181,6 +192,22 @@
   [RCTPushNotificationManager didReceiveLocalNotification:notification];
 }
 
+
++ (void) initializeFlipper:(UIApplication *)application
+{
+#if DEBUG
+#ifdef FB_SONARKIT_ENABLED
+  FlipperClient *client = [FlipperClient sharedClient];
+  SKDescriptorMapper *layoutDescriptorMapper = [[SKDescriptorMapper alloc] initWithDefaults];
+  [client addPlugin: [[FlipperKitLayoutPlugin alloc] initWithRootNode: application withDescriptorMapper: layoutDescriptorMapper]];
+  [client addPlugin:[[FKUserDefaultsPlugin alloc] initWithSuiteName:nil]];
+  [client start];
+  [client addPlugin: [[FlipperKitNetworkPlugin alloc] initWithNetworkAdapter:[SKIOSNetworkAdapter new]]];
+  [client start];
+#endif
+#endif
+}
+
 #endif
 
 @end