fix cursor position for overflowed text on Android TextInput

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/views/textinput/ReactEditText.java

@@ -129,7 +129,8 @@ public class ReactEditText extends AppCompatEditText {
 
   private static final KeyListener sKeyListener = QwertyKeyListener.getInstanceForFullKeyboard();
   private @Nullable EventDispatcher mEventDispatcher;
-
+  public boolean isInitialRender = true;
+
   public ReactEditText(Context context) {
     super(context);
     setFocusableInTouchMode(false);
@@ -671,6 +672,12 @@ public void maybeSetText(ReactTextUpdate reactTextUpdate) {
     // text so, we have to set text to null, which will clear the currently composing text.
     if (reactTextUpdate.getText().length() == 0) {
       setText(null);
+      // When we call Editable#replace() Android moves the cursor to the end of the replaced text.
+      // To ensure that the cursor position remains at the beginning of the text on the initial render
+      // we call Editable#setText()
+    } else if (isInitialRender && !hasFocus()) {
+      setText(spannableStringBuilder);
+      isInitialRender = false;
     } else {
       // When we update text, we trigger onChangeText code that will
       // try to update state if the wrapper is available. Temporarily disable

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/views/textinput/ReactTextInputManager.java

@@ -372,7 +372,7 @@ public void updateExtraData(ReactEditText view, Object extraData) {
       boolean isCurrentSelectionEmpty = view.getSelectionStart() == view.getSelectionEnd();
       int selectionStart = UNSET;
       int selectionEnd = UNSET;
-      if (isCurrentSelectionEmpty) {
+      if (isCurrentSelectionEmpty && !view.isInitialRender) {
         // if selection is not set by state, shift current selection to ensure constant gap to
         // text end
         int textLength = view.getText() == null ? 0 : view.getText().length();

packages/rn-tester/js/examples/TextInput/TextInputSharedExamples.js

@@ -847,6 +847,17 @@ module.exports = ([
       );
     },
   },
+  {
+    title: 'Long text behavior',
+    render: function (): React.Node {
+      return (
+        <TextInput
+          style={styles.default}
+          defaultValue="I wanted to send a shorter text, but my keyboard started a protest for word count equality!"
+        />
+      );
+    },
+  },
   {
     name: 'maxLength',
     title: "Live Re-Write (<sp>  ->  '_') + maxLength",