driver_requests.dart

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import '../../data/driver_requests_repository.dart';
import 'widgets/request_card.dart';
import '../request_details/request_details.dart';
import 'package:flutter/material.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
 
import '../../../../core/UI/widgets/custom_scaffold.dart';
import '../../../../core/UI/theme/color_palette.dart';
import '../../../../features/auth/presentation/bloc/authentication_bloc/authentication_bloc.dart';
import '../../models/driver_request.dart';
 
class DriverRequestsScreen extends StatefulWidget {
  const DriverRequestsScreen({super.key});
 
  @override
  State<DriverRequestsScreen> createState() => _DriverRequestsScreenState();
}
 
class _DriverRequestsScreenState extends State<DriverRequestsScreen> {
  List<DriverRequest> _requests = [];
  bool _isLoading = true;
  String? _error;
 
  @override
  void initState() {
    super.initState();
    _loadRequests();
  }
 
  Future<void> _loadRequests() async {
    try {
      setState(() {
        _isLoading = true;
        _error = null;
      });
 
      final requests = await DriverRequestsRepository.getMockedRequests();
 
      setState(() {
        _requests = requests;
        _isLoading = false;
      });
    } catch (e) {
      setState(() {
        _error = 'Failed to load requests: $e';
        _isLoading = false;
      });
    }
  }
 
  Future<void> _showSignOutDialog() async {
    final confirm = await showDialog<bool>(
      context: context,
      builder: (context) => AlertDialog(
        title: const Text('Sign Out'),
        content: const Text('Are you sure you want to sign out?'),
        actions: [
          TextButton(
            onPressed: () => Navigator.of(context).pop(false),
            child: const Text('Cancel'),
          ),
          TextButton(
            onPressed: () => Navigator.of(context).pop(true),
            child: const Text('Sign Out'),
          ),
        ],
      ),
    );
 
    if (confirm == true && mounted) {
      context.read<AuthenticationBloc>().add(SignOutEvent());
    }
  }
 
  @override
  Widget build(BuildContext context) {
    return CustomScaffold(
      title: 'Driver Requests',
      isLeadingVisible: false,
      backgroundColor: ColorPalette.antiFlashWhite,
      actions: [
        IconButton(
          onPressed: _showSignOutDialog,
          icon: const Icon(Icons.logout),
          tooltip: 'Sign Out',
        ),
      ],
      body: _buildBody(),
    );
  }
 
  Widget _buildBody() {
    if (_isLoading) {
      return const Center(
        child: CircularProgressIndicator(),
      );
    }
 
    if (_error != null) {
      return Center(
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: [
            Icon(
              Icons.error_outline,
              size: 48.sp,
              color: ColorPalette.grey,
            ),
            SizedBox(height: 16.h),
            Text(
              _error!,
              style: TextStyle(
                fontSize: 14.sp,
                color: ColorPalette.grey,
              ),
              textAlign: TextAlign.center,
            ),
            SizedBox(height: 16.h),
            ElevatedButton(
              onPressed: _loadRequests,
              child: const Text('Retry'),
            ),
          ],
        ),
      );
    }
 
    return Padding(
      padding: EdgeInsets.all(16.sp),
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          _buildHeader(),
          SizedBox(height: 14.h),
          Expanded(
            child: _buildRequestsList(),
          ),
        ],
      ),
    );
  }
 
  Widget _buildHeader() {
    return Column(
      crossAxisAlignment: CrossAxisAlignment.start,
      children: [
        Text(
          'Active Requests',
          style: TextStyle(
            fontSize: 18.sp,
            fontWeight: FontWeight.bold,
            color: ColorPalette.darkGrey,
          ),
        ),
        SizedBox(height: 2.h),
        Text(
          '${_requests.length} requests found',
          style: TextStyle(
            fontSize: 12.sp,
            color: ColorPalette.grey,
          ),
        ),
      ],
    );
  }
 
  Widget _buildRequestsList() {
    if (_requests.isEmpty) {
      return Center(
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: [
            Icon(
              Icons.inbox_outlined,
              size: 48.sp,
              color: ColorPalette.grey,
            ),
            SizedBox(height: 16.h),
            Text(
              'No requests found',
              style: TextStyle(
                fontSize: 16.sp,
                color: ColorPalette.grey,
              ),
            ),
          ],
        ),
      );
    }
 
    return ListView.separated(
      itemCount: _requests.length,
      separatorBuilder: (context, index) => SizedBox(height: 16.h),
      itemBuilder: (context, index) {
        return AnimatedContainer(
          duration: Duration(milliseconds: 300 + (index * 100)),
          curve: Curves.easeOutCubic,
          child: RequestCard(
            request: _requests[index],
            onViewMore: () => _handleViewMore(_requests[index]),
          ),
        );
      },
    );
  }
 
  void _handleViewMore(DriverRequest request) {
    Navigator.push(
      context,
      MaterialPageRoute(
        builder: (context) => RequestDetailsScreen(request: request),
      ),
    );
  }
}