import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:get/get.dart';
import 'package:firebase_core/firebase_core.dart';
import 'package:praresi/presentation/controllers/internet_controller.dart';
import 'package:praresi/services/bubble_services.dart';
import 'firebase_options.dart';
import 'presentation/routes/app_pages.dart';
import 'presentation/routes/app_routes.dart';
import 'package:intl/date_symbol_data_local.dart'; 

// ✅ Entry point overlay
@pragma("vm:entry-point")
void overlayMain() {
  runApp(
    const MaterialApp(
      debugShowCheckedModeBanner: false,
      home: OverlayBubble(),
    ),
  );
}




class OverlayBubble extends StatefulWidget {
  const OverlayBubble({super.key});

  @override
  State<OverlayBubble> createState() => _OverlayBubbleState();
}

class _OverlayBubbleState extends State<OverlayBubble> with WidgetsBindingObserver {
  bool _showInput = false;
  final TextEditingController _controller = TextEditingController();

  @override
  void initState() {
    super.initState();
    WidgetsBinding.instance.addObserver(this); // 👀 pantau lifecycle app
    
  }

  @override
  void dispose() {
    WidgetsBinding.instance.removeObserver(this);
    // _controller.dispose();
    super.dispose();
  }

  // 🔔 Dipanggil saat app pause/resume/close
  @override
  void didChangeAppLifecycleState(AppLifecycleState state) async {
    if (state == AppLifecycleState.detached || state == AppLifecycleState.paused) {
      // Tutup bubble saat app ditutup atau masuk background
      await BubbleService().hide();
    }
  }

  @override
  Widget build(BuildContext context) {
  return Scaffold(
    backgroundColor: Colors.transparent,
    body: Center(
      child: AnimatedSwitcher(
        duration: const Duration(milliseconds: 300),
        transitionBuilder: (child, animation) => ScaleTransition(
          scale: animation,
          child: child,
        ),
        child: _showInput
            ? _buildInputBox(context)
            : Stack(
                alignment: Alignment.topRight, // tombol X di pojok kanan atas
                children: [
                  GestureDetector(
                    key: const ValueKey('bubble'),
                    onTap: _expandToInput,
                    child: const CircleAvatar(
                      radius: 30,
                      backgroundColor: Colors.white,
                      child: Icon(Icons.book_rounded,
                          color: Colors.black, size: 32),
                    ),
                  ),
                  // Tombol Close
                  Positioned(
                    right: -2, // sedikit keluar dari bubble
                    top: -5,
                    child: GestureDetector(
                      onTap: () async {
                        await BubbleService().hide(); // close bubble
                      },
                      child: Container(
                        decoration: BoxDecoration(
                          color: Colors.red,
                          shape: BoxShape.rectangle,
                        ),
                        child: const Icon(
                          Icons.close,
                          size: 18,
                          color: Colors.white,
                        ),
                      ),
                    ),
                  ),
                ],
              ),
      ),
    ),
  );
}


  Widget _buildInputBox(BuildContext context) {
  return GestureDetector(
    behavior: HitTestBehavior.deferToChild,
    onTapDown: (_) => FocusScope.of(context).unfocus(),
    child: Container(
      key: const ValueKey('inputBox'),
      width: 340,
      padding: const EdgeInsets.all(20),
      decoration: BoxDecoration(
        color: Colors.white,
        borderRadius: BorderRadius.circular(24),
        boxShadow: const [
          BoxShadow(
            color: Colors.black26,
            blurRadius: 15,
            offset: Offset(0, 6),
          ),
        ],
      ),
      child: Column(
        mainAxisSize: MainAxisSize.min,
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          const Text(
            "Masukkan Data Pengiriman",
            style: TextStyle(
              fontSize: 14,
              fontWeight: FontWeight.w600,
              color: Colors.black87,
            ),
          ),
          const SizedBox(height: 10),

          Listener(
            onPointerDown: (_) {},
            child: TextField(
  controller: _controller, // <-- ini yang menghubungkan TextField dengan controller
  maxLines: 4,
  keyboardType: TextInputType.multiline,
  decoration: InputDecoration(
    hintText: "Data Pengiriman...",
    hintStyle: const TextStyle(color: Colors.grey),
    filled: true,
    fillColor: Colors.grey.shade100,
    contentPadding: const EdgeInsets.symmetric(horizontal: 14, vertical: 12),
    border: OutlineInputBorder(
      borderRadius: BorderRadius.circular(14),
      borderSide: BorderSide(color: Colors.grey.shade400),
    ),
    focusedBorder: OutlineInputBorder(
      borderRadius: BorderRadius.circular(14),
      borderSide: const BorderSide(color: Colors.blue, width: 1.8),
    ),
  ),
)

          ),

          const SizedBox(height: 10),

          Row(
            mainAxisAlignment: MainAxisAlignment.end,
            children: [
              TextButton(
  onPressed: () async {
    final clipboardData = await Clipboard.getData(Clipboard.kTextPlain);
    if (clipboardData?.text != null && clipboardData!.text!.isNotEmpty) {
      setState(() {
        _controller.text = clipboardData.text!;
        _controller.selection = TextSelection.fromPosition(
          TextPosition(offset: _controller.text.length),
        );
      });
    } else {
      ScaffoldMessenger.of(context).showSnackBar(
        const SnackBar(content: Text("Clipboard kosong")),
      );
    }
  },
  style: TextButton.styleFrom(
    foregroundColor: Colors.green,
    textStyle: const TextStyle(fontSize: 12),
  ),
  child: const Text("Tempel"),
),



              // 🔘 Tombol Hapus
              TextButton(
                onPressed: () {
                  _controller.clear(); // menghapus isi TextField
                },
                style: TextButton.styleFrom(
                  foregroundColor: Colors.redAccent,
                  textStyle: const TextStyle(fontSize: 12),
                ),
                child: const Text("Hapus"),
              ),
              const SizedBox(width: 8),

              TextButton(
                onPressed: _collapseToBubble,
                style: TextButton.styleFrom(
                  foregroundColor: const Color.fromARGB(255, 57, 57, 57),
                  textStyle: const TextStyle(fontSize: 12),
                ),
                child: const Text("Batal"),
              ),
              const SizedBox(width: 8),

              ElevatedButton(
                onPressed: () {
                  debugPrint("Input terkirim: ${_controller.text}");
                  _collapseToBubble();
                },
                style: ElevatedButton.styleFrom(
                  backgroundColor: Colors.blueAccent,
                  padding:
                      const EdgeInsets.symmetric(horizontal: 22, vertical: 12),
                  shape: RoundedRectangleBorder(
                    borderRadius: BorderRadius.circular(14),
                  ),
                ),
                child: const Text(
                  "Simpan",
                  style: TextStyle(
                    fontSize: 12,
                    fontWeight: FontWeight.w600,
                    color: Colors.white,
                  ),
                ),
              ),
            ],
          ),
        ],
      ),
    ),
  ); 
}



  // ✅ Saat bubble diklik, ubah tampilan jadi kotak input besar
  Future<void> _expandToInput() async {
    await BubbleService().resize(360, 260, animated: true);
    await Future.delayed(const Duration(milliseconds: 200)); // biar sempat apply
    
    setState(() => _showInput = true);
  }


  // ✅ Saat menekan "Batal" atau "Kirim", kembalikan ke bubble kecil
  Future<void> _collapseToBubble() async {
    setState(() => _showInput = false);
    await BubbleService().resize(100, 100, animated: true);
  }
}





void main() async {
  WidgetsFlutterBinding.ensureInitialized();
  await Firebase.initializeApp(options: DefaultFirebaseOptions.currentPlatform);

  WidgetsFlutterBinding.ensureInitialized(); // 🟢 tambahkan ini

  // 🟢 inisialisasi locale "id_ID" untuk format tanggal Indonesia
  await initializeDateFormatting('id_ID', null);
  Get.put(InternetController());
  runApp(const MyApp());

  AppLifecycleListener(
    onDetach: () async {
      await BubbleService().hide();
    },
  );
}



class MyApp extends StatefulWidget {
  const MyApp({super.key});

  @override
  State<MyApp> createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> with WidgetsBindingObserver {
  @override
  void initState() {
    super.initState();
    WidgetsBinding.instance.addObserver(this); 
  }

  @override
  void dispose() {
    WidgetsBinding.instance.removeObserver(this);
    super.dispose();
  }

  @override
  void didChangeAppLifecycleState(AppLifecycleState state) async {
    if (state == AppLifecycleState.detached) {
      await BubbleService().hide(); // bubble hilang hanya saat app ditutup
    }
  }

  @override
  Widget build(BuildContext context) {
    return GetMaterialApp(
      debugShowCheckedModeBanner: false,
      title: 'Praresi',
      initialRoute: AppRoutes.splash,
      getPages: AppPages.routes,
    );
  }
}