be_happy_public/lib/presentation/components/sheet/tariff_info_sheet.dart

import 'dart:ui';
import 'package:be_happy/domain/entities/tariff.dart';
import 'package:flutter/material.dart';
import 'package:flutter/cupertino.dart';

class TariffInfoSheet extends StatefulWidget {
  final Tariff tariff;
  final bool isInsurance;
  final Function(bool) onChanged;

  const TariffInfoSheet({super.key, required this.tariff, required this.isInsurance, required this.onChanged});

  @override
  State<TariffInfoSheet> createState() => _TariffInfoSheetState();
}

class _TariffInfoSheetState extends State<TariffInfoSheet> {
  late bool _isInsuranceEnabled;

  @override
  void initState() {
    super.initState();
    _isInsuranceEnabled = widget.isInsurance;
  }

  @override
  Widget build(BuildContext context) {
    return DraggableScrollableSheet(
      initialChildSize: 0.6,
      minChildSize: 0.4,
      maxChildSize: 0.9,
      expand: false,
      builder: (context, scrollController) {
        return ClipRRect(
          borderRadius: const BorderRadius.vertical(top: Radius.circular(30)),
          child: BackdropFilter(
            filter: ImageFilter.blur(sigmaX: 20, sigmaY: 20),
            child: Container(
              decoration: BoxDecoration(
                color: const Color(0xFF000032).withOpacity(0.9),
                borderRadius: const BorderRadius.vertical(top: Radius.circular(30)),
              ),
              child: Column(
                children: [
                  // Полоска сверху (Handle)
                  const SizedBox(height: 12),
                  Container(
                    width: 40,
                    height: 4,
                    decoration: BoxDecoration(
                      color: Colors.white.withOpacity(0.3),
                      borderRadius: BorderRadius.circular(2),
                    ),
                  ),
                  const SizedBox(height: 12),

                  // Контент со скроллом
                  Expanded(
                    child: ListView(
                      controller: scrollController,
                      padding: const EdgeInsets.symmetric(horizontal: 20),
                      children: [
                        // Заголовок
                        Center(
                          child: Row(
                            mainAxisSize: MainAxisSize.min,
                            children: [
                              const Icon(Icons.timer_outlined, color: Color(0xFF66E3C4), size: 18),
                              const SizedBox(width: 8),
                              Text(
                                widget.tariff.title,
                                style: const TextStyle(
                                  color: Color(0xFF66E3C4),
                                  fontSize: 18,
                                  fontWeight: FontWeight.bold,
                                ),
                              ),
                            ],
                          ),
                        ),
                        const SizedBox(height: 30),

                        // Таблица цен
                        _buildPriceRow('Старт поездки', '${widget.tariff.startPrice} BYN'),
                        _buildPriceRow('Последующая минута', '${widget.tariff.drivePrice} BYN'),
                        _buildPriceRow('Пауза', '${widget.tariff.pausePrice} BYN/мин'),
                        _buildPriceRow('КЕШБЭК', '${widget.tariff.cashback * 100}%', isAccent: true),

                        const Divider(color: Colors.white24, height: 40),

                        Row(
                          children: [
                            const Text(
                              'Страховка',
                              style: TextStyle(color: Colors.white, fontSize: 16, fontWeight: FontWeight.w600),
                            ),
                            const SizedBox(width: 8),
                            Image.asset('assets/icons/info_icon.png', width: 18, height: 18),
                            const Spacer(),
                            Text(
                              '${widget.tariff.insurance} BYN',
                              style: TextStyle(color: Colors.white, fontSize: 18, fontWeight: FontWeight.bold),
                            ),
                            const SizedBox(width: 12),
                            Transform.scale(
                              scale: 0.8,
                              child: CupertinoSwitch(
                                value: _isInsuranceEnabled,
                                activeColor: const Color(0xFF66E3C4),
                                onChanged: (val) {
                                  setState(() => _isInsuranceEnabled = val);
                                  widget.onChanged(val);
                                },
                              ),
                            ),
                          ],
                        ),

                        const Divider(color: Colors.white24, height: 40),

                        _buildInfoBullet('Оплата страховки осуществляется только по банковской карте отдельным платежом'),
                        _buildInfoBullet('В режиме паузы время тарифа приостанавливается'),
                        _buildInfoBullet('При старте заказа будет заблокирована сумма в размере 7 рублей для проверки платежеспособности. Сумма разблокируется по факту списания средств за поездку.'),

                        const SizedBox(height: 30),
                      ],
                    ),
                  ),
                ],
              ),
            ),
          ),
        );
      },
    );
  }

  Widget _buildPriceRow(String label, String value, {bool isAccent = false}) {
    return Padding(
      padding: const EdgeInsets.symmetric(vertical: 8),
      child: Row(
        mainAxisAlignment: MainAxisAlignment.spaceBetween,
        children: [
          Text(
            label,
            style: TextStyle(color: Colors.white.withOpacity(0.8), fontSize: 15),
          ),
          Text(
            value,
            style: TextStyle(
              color: Colors.white,
              fontSize: 18,
              fontWeight: isAccent ? FontWeight.bold : FontWeight.w500,
            ),
          ),
        ],
      ),
    );
  }

  Widget _buildInfoBullet(String text) {
    return Padding(
      padding: const EdgeInsets.symmetric(vertical: 8),
      child: Row(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          const Padding(
            padding: EdgeInsets.only(top: 6),
            child: Icon(Icons.circle, size: 4, color: Colors.white),
          ),
          const SizedBox(width: 12),
          Expanded(
            child: Text(
              text,
              style: TextStyle(
                color: Colors.white.withOpacity(0.9),
                fontSize: 13,
                height: 1.5,
              ),
            ),
          ),
        ],
      ),
    );
  }
}