import 'package:flutter/material.dart';
import 'package:flutter_speed_dial/flutter_speed_dial.dart';
import 'package:cashumit/services/bluetooth_service.dart';
import 'package:provider/provider.dart';
import 'package:cashumit/providers/receipt_provider.dart';

class ReceiptSpeedDial extends StatelessWidget {
  final BluetoothService bluetoothService;
  final Future<bool> Function() onCheckConnection;
  final Future<void> Function() onPrint;
  final VoidCallback onSettings;
  final bool hasItems;
  final bool allGroupsHaveSource;
  final bool hasDestination;
  final Future<void> Function() onSendToFirefly;
  final VoidCallback onPrintingStart;
  final VoidCallback onPrintingEnd;
  final Future<void> Function()? onSendAndPrint;

  const ReceiptSpeedDial({
    super.key,
    required this.bluetoothService,
    required this.onCheckConnection,
    required this.onPrint,
    required this.onSettings,
    required this.hasItems,
    required this.allGroupsHaveSource,
    required this.hasDestination,
    required this.onSendToFirefly,
    required this.onPrintingStart,
    required this.onPrintingEnd,
    this.onSendAndPrint,
  });

  bool get _canSubmit =>
      hasItems && allGroupsHaveSource && hasDestination;

  @override
  Widget build(BuildContext context) {
    final primaryColor = Theme.of(context).colorScheme.primary;

    return SpeedDial(
      icon: Icons.menu,
      activeIcon: Icons.close,
      spacing: 6,
      spaceBetweenChildren: 8,
      backgroundColor: primaryColor,
      foregroundColor: Colors.white,
      activeBackgroundColor: Colors.red.shade600,
      activeForegroundColor: Colors.white,
      elevation: 4,
      children: [
        if (onSendAndPrint != null)
          SpeedDialChild(
            child: const Icon(Icons.done_all, color: Colors.white),
            label: 'Kirim & Cetak Sekaligus',
            labelStyle: const TextStyle(
              fontWeight: FontWeight.bold,
              color: Color(0xFF004D40),
            ),
            labelBackgroundColor: const Color(0xFFE0F2F1),
            backgroundColor: const Color(0xFF00897B),
            onTap: _canSubmit
                ? onSendAndPrint
                : () {
                    ScaffoldMessenger.of(context).showSnackBar(
                      SnackBar(
                        content: Text(!hasDestination
                            ? 'Pilih akun tujuan terlebih dahulu'
                            : !allGroupsHaveSource
                                ? 'Setiap grup harus punya akun sumber'
                                : 'Tambahkan item terlebih dahulu'),
                        duration: const Duration(seconds: 2),
                      ),
                    );
                  },
          ),
        SpeedDialChild(
          child: const Icon(Icons.send_rounded, color: Colors.white),
          label: 'Kirim ke Firefly',
          labelStyle: const TextStyle(
            fontWeight: FontWeight.bold,
            color: Color(0xFF0D47A1),
          ),
          labelBackgroundColor: const Color(0xFFE3F2FD),
          backgroundColor: const Color(0xFF1E88E5),
          onTap: _canSubmit
              ? onSendToFirefly
              : () {
                  ScaffoldMessenger.of(context).showSnackBar(
                    SnackBar(
                      content: Text(!hasDestination
                          ? 'Pilih akun tujuan terlebih dahulu'
                          : !allGroupsHaveSource
                              ? 'Setiap grup harus punya akun sumber'
                              : 'Tambahkan item terlebih dahulu'),
                      duration: const Duration(seconds: 2),
                    ),
                  );
                },
        ),
        SpeedDialChild(
          child: bluetoothService.isPrinting
              ? const SizedBox(
                  width: 20,
                  height: 20,
                  child: CircularProgressIndicator(
                      color: Colors.white, strokeWidth: 2),
                )
              : const Icon(Icons.print_rounded, color: Colors.white),
          label: 'Cetak Struk Saja',
          labelStyle: const TextStyle(
            fontWeight: FontWeight.bold,
            color: Color(0xFF4A148C),
          ),
          labelBackgroundColor: const Color(0xFFEDE7F6),
          backgroundColor: const Color(0xFF7E57C2),
          onTap: bluetoothService.isPrinting
              ? null
              : () async {
                  onPrintingStart();

                  try {
                    final isConnected = await onCheckConnection();
                    if (isConnected) {
                      await onPrint();
                    } else {
                      if (bluetoothService.connectedDevice != null) {
                        ScaffoldMessenger.of(context).showSnackBar(
                          const SnackBar(
                              content:
                                  Text('Mencoba menyambungkan ke printer...')),
                        );
                        try {
                          bool connectResult =
                              await bluetoothService.connectToDevice(
                                  bluetoothService.connectedDevice!);
                          if (!connectResult) {
                            throw Exception('Gagal menyambungkan ke printer');
                          }
                          await Future.delayed(
                              const Duration(milliseconds: 500));
                          final isConnectedAfterConnect =
                              await onCheckConnection();
                          if (isConnectedAfterConnect) {
                            await onPrint();
                          } else {
                            ScaffoldMessenger.of(context).showSnackBar(
                              const SnackBar(
                                  content:
                                      Text('Gagal menyambungkan ke printer')),
                            );
                          }
                        } catch (e) {
                          ScaffoldMessenger.of(context).showSnackBar(
                            SnackBar(
                                content:
                                    Text('Gagal menyambungkan ke printer: $e')),
                          );
                        }
                      } else {
                        ScaffoldMessenger.of(context).showSnackBar(
                          const SnackBar(
                              content:
                                  Text('Hubungkan printer terlebih dahulu')),
                        );
                      }
                    }
                  } catch (e) {
                    ScaffoldMessenger.of(context).showSnackBar(
                      SnackBar(content: Text('Terjadi kesalahan: $e')),
                    );
                  } finally {
                    onPrintingEnd();
                  }
                },
        ),
        SpeedDialChild(
          child: const Icon(Icons.bookmark_added_rounded, color: Colors.white),
          label: 'Simpan Nanti (Offline)',
          labelStyle: const TextStyle(
            fontWeight: FontWeight.bold,
            color: Color(0xFFE65100),
          ),
          labelBackgroundColor: const Color(0xFFFFF3E0),
          backgroundColor: const Color(0xFFEF6C00),
          onTap: _canSubmit
              ? () async {
                  final receiptProvider = context.read<ReceiptProvider>();
                  try {
                    final receiptId =
                        await receiptProvider.saveTransactionLocally();
                    if (receiptId != null) {
                      if (context.mounted) {
                        ScaffoldMessenger.of(context).showSnackBar(
                          const SnackBar(
                            content: Text(
                                'Nota berhasil disimpan untuk dikirim nanti'),
                          ),
                        );
                      }
                    }
                  } catch (e) {
                    if (context.mounted) {
                      ScaffoldMessenger.of(context).showSnackBar(
                        SnackBar(
                          content: Text('Gagal menyimpan nota: $e'),
                        ),
                      );
                    }
                  }
                }
              : () {
                  ScaffoldMessenger.of(context).showSnackBar(
                    SnackBar(
                      content: Text(!hasDestination
                          ? 'Pilih akun tujuan terlebih dahulu'
                          : !allGroupsHaveSource
                              ? 'Setiap grup harus punya akun sumber'
                              : 'Tambahkan item terlebih dahulu'),
                      duration: const Duration(seconds: 2),
                    ),
                  );
                },
        ),
        SpeedDialChild(
          child: const Icon(Icons.settings_rounded, color: Colors.white),
          label: 'Pengaturan Server',
          labelStyle: const TextStyle(
            fontWeight: FontWeight.bold,
            color: Color(0xFF263238),
          ),
          labelBackgroundColor: const Color(0xFFECEFF1),
          backgroundColor: const Color(0xFF546E7A),
          onTap: onSettings,
        ),
      ],
    );
  }
}