Convert StyleAnimatedNode.java->.kt (facebook#45761)

Summary:
Pull Request resolved: facebook#45761

# Changelog:
[Internal] -

As in the title.

Differential Revision: D60342089

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/animated/StyleAnimatedNode.kt

@@ -0,0 +1,60 @@
+/*
+ * 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.animated
+
+import com.facebook.react.bridge.JavaOnlyMap
+import com.facebook.react.bridge.ReadableMap
+
+/**
+ * Native counterpart of style animated node (see AnimatedStyle class in AnimatedImplementation.js)
+ */
+internal class StyleAnimatedNode(
+    config: ReadableMap,
+    private val nativeAnimatedNodesManager: NativeAnimatedNodesManager
+) : AnimatedNode() {
+  private val propMapping: MutableMap<String, Int>
+
+  init {
+    val style = config.getMap("style")
+    val iter = style?.keySetIterator()
+    propMapping = HashMap()
+    while (iter != null && iter.hasNextKey()) {
+      val propKey = iter.nextKey()
+      val nodeIndex = style.getInt(propKey)
+      propMapping[propKey] = nodeIndex
+    }
+  }
+
+  public fun collectViewUpdates(propsMap: JavaOnlyMap) {
+    for ((key, value) in propMapping) {
+      val node = nativeAnimatedNodesManager.getNodeById(value)
+      requireNotNull(node) { "Mapped style node does not exist" }
+      if (node is TransformAnimatedNode) {
+        node.collectViewUpdates(propsMap)
+      } else if (node is ValueAnimatedNode) {
+        val animatedObject = node.getAnimatedObject()
+        if (animatedObject is Int) {
+          propsMap.putInt(key, animatedObject)
+        } else if (animatedObject is String) {
+          propsMap.putString(key, animatedObject)
+        } else {
+          propsMap.putDouble(key, node.getValue())
+        }
+      } else if (node is ColorAnimatedNode) {
+        propsMap.putInt(key, node.color)
+      } else if (node is ObjectAnimatedNode) {
+        node.collectViewUpdates(key, propsMap)
+      } else {
+        throw IllegalArgumentException(
+            "Unsupported type of node used in property node ${node.javaClass}")
+      }
+    }
+  }
+
+  override fun prettyPrint(): String = "StyleAnimatedNode[$tag] mPropMapping: $propMapping"
+}