// Copyright 2014 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// ignore_for_file: invalid_use_of_internal_member
// ignore_for_file: implementation_imports

import 'package:flutter/material.dart';
import 'package:flutter/src/widgets/_window.dart';

class PopupWindowContent extends StatefulWidget {
  /// Creates a popup window widget.
  const PopupWindowContent({super.key, required this.controller});

  /// Controller for this widget.
  final PopupWindowController controller;

  @override
  State<PopupWindowContent> createState() => _PopupWindowContentState();
}

class _PopupWindowContentState extends State<PopupWindowContent> {
  final TextEditingController _textController = TextEditingController();
  final FocusNode _focusNode = FocusNode();

  @override
  void dispose() {
    _textController.dispose();
    _focusNode.dispose();
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    return RepeatingAnimationBuilder(
      animatable: TweenSequence<double>([
        TweenSequenceItem(
          tween: Tween<double>(begin: 0.0, end: 1.0),
          weight: 50.0,
        ),
        TweenSequenceItem(
          tween: Tween<double>(begin: 1.0, end: 0.0),
          weight: 50.0,
        ),
      ]),
      duration: const Duration(seconds: 1),
      builder: (context, double value, Widget? child) {
        final double padding = 20 + value * 16;
        return Overlay.wrap(
          alwaysSizeToContent: true,
          child: Material(
            child: Container(
              decoration: BoxDecoration(
                gradient: const LinearGradient(
                  begin: Alignment.topLeft,
                  end: Alignment.bottomRight,
                  colors: [Color(0xFF667EEA), Color(0xFF764BA2)],
                ),
                boxShadow: [
                  BoxShadow(
                    color: Color(0x4D000000),
                    blurRadius: 12.0,
                    offset: Offset(0, 4),
                  ),
                ],
              ),
              padding: EdgeInsets.symmetric(
                horizontal: padding,
                vertical: padding,
              ),
              child: Column(
                mainAxisSize: MainAxisSize.min,
                children: [
                  Row(
                    mainAxisSize: MainAxisSize.min,
                    children: [
                      Container(
                        decoration: const BoxDecoration(
                          color: Color(0x33FFFFFF),
                          shape: BoxShape.circle,
                        ),
                        padding: const EdgeInsets.all(8),
                        child: const Icon(
                          Icons.info,
                          color: Color(0xFFFFFFFF),
                          size: 20,
                        ),
                      ),
                      const SizedBox(width: 12),
                      const Text(
                        'Popup Window',
                        style: TextStyle(
                          color: Color(0xFFFFFFFF),
                          fontSize: 16.0,
                          fontWeight: FontWeight.w600,
                          letterSpacing: 0.5,
                        ),
                      ),
                    ],
                  ),
                  const SizedBox(height: 16),
                  Container(
                    width: 200,
                    decoration: BoxDecoration(
                      color: const Color(0x33FFFFFF),
                      borderRadius: BorderRadius.circular(8),
                    ),
                    padding: const EdgeInsets.symmetric(
                      horizontal: 12,
                      vertical: 8,
                    ),
                    child: TextField(
                      controller: _textController,
                      focusNode: _focusNode,
                      style: const TextStyle(
                        color: Color(0xFFFFFFFF),
                        fontSize: 14,
                      ),
                      cursorColor: const Color(0xFFFFFFFF),
                    ),
                  ),
                ],
              ),
            ),
          ),
        );
      },
    );
  }
}