/*************************************************************************/
/*  GodotTextInputWrapper.java                                           */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                      https://godotengine.org                          */
/*************************************************************************/
/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
/*                                                                       */
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/* a copy of this software and associated documentation files (the       */
/* "Software"), to deal in the Software without restriction, including   */
/* without limitation the rights to use, copy, modify, merge, publish,   */
/* distribute, sublicense, and/or sell copies of the Software, and to    */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions:                                             */
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/* The above copyright notice and this permission notice shall be        */
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package org.godotengine.godot.input;
import android.content.Context;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.KeyEvent;
import android.view.inputmethod.EditorInfo;
import android.view.inputmethod.InputMethodManager;
import android.widget.TextView;
import android.widget.TextView.OnEditorActionListener;
import org.godotengine.godot.*;

public class GodotTextInputWrapper implements TextWatcher, OnEditorActionListener {
	// ===========================================================
	// Constants
	// ===========================================================
	private static final String TAG = GodotTextInputWrapper.class.getSimpleName();

	// ===========================================================
	// Fields
	// ===========================================================
	private final GodotView mView;
	private final GodotEditText mEdit;
	private String mOriginText;

	// ===========================================================
	// Constructors
	// ===========================================================

	public GodotTextInputWrapper(final GodotView view, final GodotEditText edit) {
		this.mView = view;
		this.mEdit = edit;
	}

	// ===========================================================
	// Getter & Setter
	// ===========================================================

	private boolean isFullScreenEdit() {
		final TextView textField = this.mEdit;
		final InputMethodManager imm = (InputMethodManager)textField.getContext().getSystemService(Context.INPUT_METHOD_SERVICE);
		return imm.isFullscreenMode();
	}

	public void setOriginText(final String originText) {
		this.mOriginText = originText;
	}

	// ===========================================================
	// Methods for/from SuperClass/Interfaces
	// ===========================================================

	@Override
	public void afterTextChanged(final Editable s) {
	}

	@Override
	public void beforeTextChanged(final CharSequence pCharSequence, final int start, final int count, final int after) {
		//Log.d(TAG, "beforeTextChanged(" + pCharSequence + ")start: " + start + ",count: " + count + ",after: " + after);

		mView.queueEvent(new Runnable() {
			@Override
			public void run() {
				for (int i = 0; i < count; ++i) {
					GodotLib.key(KeyEvent.KEYCODE_DEL, KeyEvent.KEYCODE_DEL, 0, true);
					GodotLib.key(KeyEvent.KEYCODE_DEL, KeyEvent.KEYCODE_DEL, 0, false);
				}
			}
		});
	}

	@Override
	public void onTextChanged(final CharSequence pCharSequence, final int start, final int before, final int count) {
		//Log.d(TAG, "onTextChanged(" + pCharSequence + ")start: " + start + ",count: " + count + ",before: " + before);

		final int[] newChars = new int[count];
		for (int i = start; i < start + count; ++i) {
			newChars[i - start] = pCharSequence.charAt(i);
		}
		mView.queueEvent(new Runnable() {
			@Override
			public void run() {
				for (int i = 0; i < count; ++i) {
					GodotLib.key(0, 0, newChars[i], true);
					GodotLib.key(0, 0, newChars[i], false);
				}
			}
		});
	}

	@Override
	public boolean onEditorAction(final TextView pTextView, final int pActionID, final KeyEvent pKeyEvent) {
		if (this.mEdit == pTextView && this.isFullScreenEdit()) {
			final String characters = pKeyEvent.getCharacters();

			mView.queueEvent(new Runnable() {
				@Override
				public void run() {
					for (int i = 0; i < characters.length(); i++) {
						final int ch = characters.codePointAt(i);
						GodotLib.key(0, 0, ch, true);
						GodotLib.key(0, 0, ch, false);
					}
				}
			});
		}

		if (pActionID == EditorInfo.IME_ACTION_DONE) {
			this.mView.requestFocus();
		}
		return false;
	}

	// ===========================================================
	// Methods
	// ===========================================================

	// ===========================================================
	// Inner and Anonymous Classes
	// ===========================================================
}

@@ -5119,32 +5119,162 @@
 %3C count; ++i) %7B%0A
+%09%09%09%09%09int key = newChars%5Bi%5D;%0A%09%09%09%09%09if (key == '%5Cn') %7B%0A%09%09%09%09%09%09// Return keys are handled through action events%0A%09%09%09%09%09%09continue;%0A%09%09%09%09%09%7D%0A
 %09%09%09%09%09GodotLib.ke
@@ -5281,27 +5281,19 @@
 y(0, 0, 
-newChars%5Bi%5D
+key
 , true);
@@ -5317,27 +5317,19 @@
 y(0, 0, 
-newChars%5Bi%5D
+key
 , false)
@@ -5897,22 +5897,198 @@
 IME_
-ACTION_DONE) %7B
+NULL) %7B%0A%09%09%09// Enter key has been pressed%0A%09%09%09GodotLib.key(KeyEvent.KEYCODE_ENTER, KeyEvent.KEYCODE_ENTER, 0, true);%0A%09%09%09GodotLib.key(KeyEvent.KEYCODE_ENTER, KeyEvent.KEYCODE_ENTER, 0, false);%0A
 %0A%09%09%09
@@ -6114,16 +6114,32 @@
 ocus();%0A
+%09%09%09return true;%0A
 %09%09%7D%0A%09%09re

Fix text_entered signal when max_length is used in LineEdit on Android