From eedcdc55b5a6db179d1f923fb3f99a37bdc19428 Mon Sep 17 00:00:00 2001
From: Ruslan Shestopalyuk <rshest@meta.com>
Date: Fri, 3 Jan 2025 06:13:47 -0800
Subject: [PATCH] '[skip ci] [RN][kotlin] Migrate RCTEventEmitter to Kotlin
 (#48467)

Summary:
Pull Request resolved: https://github.com/facebook/react-native/pull/48467

# Changelog:
[Internal] -

As in the title.

Differential Revision: D67793304'
---
 .../uimanager/events/RCTEventEmitter.java     | 43 ------------------
 .../react/uimanager/events/RCTEventEmitter.kt | 44 +++++++++++++++++++
 .../uimanager/events/ReactEventEmitter.kt     |  4 +-
 3 files changed, 46 insertions(+), 45 deletions(-)
 delete mode 100644 packages/react-native/ReactAndroid/src/main/java/com/facebook/react/uimanager/events/RCTEventEmitter.java
 create mode 100644 packages/react-native/ReactAndroid/src/main/java/com/facebook/react/uimanager/events/RCTEventEmitter.kt

diff --git a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/uimanager/events/RCTEventEmitter.java b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/uimanager/events/RCTEventEmitter.java
deleted file mode 100644
index c51ed518ba56e4..00000000000000
--- a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/uimanager/events/RCTEventEmitter.java
+++ /dev/null
@@ -1,43 +0,0 @@
-/*
- * Copyright (c) Meta Platforms, Inc. and affiliates.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- */
-
-package com.facebook.react.uimanager.events;
-
-import androidx.annotation.Nullable;
-import com.facebook.proguard.annotations.DoNotStrip;
-import com.facebook.react.bridge.JavaScriptModule;
-import com.facebook.react.bridge.WritableArray;
-import com.facebook.react.bridge.WritableMap;
-
-/**
- * Paper JS interface to emit events from native to JS.
- *
- * <p>Deprecated in favor of RCTModernEventEmitter, which works with both the old and new renderer.
- */
-@DoNotStrip
-@Deprecated
-public interface RCTEventEmitter extends JavaScriptModule {
-  /**
-   * @param targetReactTag react tag of the view that receives the event
-   * @param eventName name of event
-   * @param event event params
-   * @deprecated Use RCTModernEventEmitter.receiveEvent instead
-   */
-  @Deprecated
-  void receiveEvent(int targetReactTag, String eventName, @Nullable WritableMap event);
-
-  /**
-   * Receive and process touches
-   *
-   * @param eventName JS event name
-   * @param touches active pointers data
-   * @param changedIndices indices of changed pointers
-   * @deprecated Dispatch the TouchEvent using {@link EventDispatcher} instead
-   */
-  @Deprecated
-  void receiveTouches(String eventName, WritableArray touches, WritableArray changedIndices);
-}
diff --git a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/uimanager/events/RCTEventEmitter.kt b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/uimanager/events/RCTEventEmitter.kt
new file mode 100644
index 00000000000000..9ad48ee4a8a69e
--- /dev/null
+++ b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/uimanager/events/RCTEventEmitter.kt
@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+package com.facebook.react.uimanager.events
+
+import com.facebook.proguard.annotations.DoNotStripAny
+import com.facebook.react.bridge.JavaScriptModule
+import com.facebook.react.bridge.WritableArray
+import com.facebook.react.bridge.WritableMap
+
+/**
+ * Paper JS interface to emit events from native to JS.
+ *
+ * Deprecated in favor of [RCTModernEventEmitter], which works with both the old and new renderer.
+ */
+@DoNotStripAny
+@Deprecated("Use [RCTModernEventEmitter] instead")
+public interface RCTEventEmitter : JavaScriptModule {
+  /**
+   * @param targetTag react tag of the view that receives the event
+   * @param eventName name of event
+   * @param event event params
+   */
+  @Deprecated("Use [RCTModernEventEmitter.receiveEvent] instead")
+  public fun receiveEvent(targetTag: Int, eventName: String, event: WritableMap?)
+
+  /**
+   * Receive and process touches
+   *
+   * @param eventName JS event name
+   * @param touches active pointers data
+   * @param changedIndices indices of changed pointers
+   */
+  @Deprecated("Dispatch the TouchEvent using [EventDispatcher] instead")
+  public fun receiveTouches(
+      eventName: String,
+      touches: WritableArray,
+      changedIndices: WritableArray
+  )
+}
diff --git a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/uimanager/events/ReactEventEmitter.kt b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/uimanager/events/ReactEventEmitter.kt
index 0aa3c657b08547..22b09eedab111d 100644
--- a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/uimanager/events/ReactEventEmitter.kt
+++ b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/uimanager/events/ReactEventEmitter.kt
@@ -44,8 +44,8 @@ internal class ReactEventEmitter(private val reactContext: ReactApplicationConte
   }
 
   @Deprecated("Please use RCTModernEventEmitter")
-  override fun receiveEvent(targetReactTag: Int, eventName: String, event: WritableMap?) {
-    receiveEvent(-1, targetReactTag, eventName, event)
+  override fun receiveEvent(targetTag: Int, eventName: String, event: WritableMap?) {
+    receiveEvent(-1, targetTag, eventName, event)
   }
 
   override fun receiveEvent(