apskel-pos-flutter/lib/presentation/customer/pages/customer_page.dart

import 'package:enaklo_pos/core/components/dashed_divider.dart';
import 'package:enaklo_pos/core/components/spaces.dart';
import 'package:enaklo_pos/core/constants/colors.dart';
import 'package:enaklo_pos/core/extensions/build_context_ext.dart';
import 'package:enaklo_pos/data/models/response/customer_response_model.dart';
import 'package:enaklo_pos/presentation/customer/bloc/customer_loader/customer_loader_bloc.dart';
import 'package:enaklo_pos/presentation/customer/widgets/customer_card.dart';
import 'package:enaklo_pos/presentation/customer/widgets/customer_title.dart';
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';

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

  @override
  State<CustomerPage> createState() => _CustomerPageState();
}

class _CustomerPageState extends State<CustomerPage> {
  Customer? _customer;

  @override
  void initState() {
    super.initState();
    context
        .read<CustomerLoaderBloc>()
        .add(const CustomerLoaderEvent.getCustomer());
  }

  @override
  Widget build(BuildContext context) {
    return SafeArea(
      child: Scaffold(
        backgroundColor: AppColors.background,
        body: Row(
          children: [
            Expanded(
              flex: 2,
              child: Material(
                color: AppColors.white,
                child: Column(
                  children: [
                    CustomerTitle(
                      title: 'Daftar Pelanggan',
                      onChanged: (value) {},
                    ),
                    Expanded(
                      child:
                          BlocBuilder<CustomerLoaderBloc, CustomerLoaderState>(
                        builder: (context, state) {
                          return state.maybeWhen(
                            orElse: () => Center(
                              child: CircularProgressIndicator(),
                            ),
                            loading: () => Center(
                              child: CircularProgressIndicator(),
                            ),
                            error: (message) => Center(
                              child: Text(
                                message,
                                style: TextStyle(
                                  fontSize: 16.0,
                                  fontWeight: FontWeight.bold,
                                ),
                              ),
                            ),
                            loaded: (customers, totalCustomer) =>
                                ListView.builder(
                              itemCount: customers.length,
                              itemBuilder: (context, index) {
                                final customer = customers[index];
                                return CustomerCard(
                                  customer: customer,
                                  isActive: customer == _customer,
                                  onTap: () {
                                    setState(() {
                                      _customer = customer;
                                    });
                                  },
                                );
                              },
                            ),
                          );
                        },
                      ),
                    ),
                  ],
                ),
              ),
            ),
            Expanded(
              flex: 4,
              child: _customer == null
                  ? Center(
                      child: Text(
                        "Belum ada pelanggan yang dipilih.",
                        style: TextStyle(
                          fontSize: 16.0,
                          fontWeight: FontWeight.bold,
                        ),
                      ),
                    )
                  : Center(
                      child: Container(
                        width: context.deviceHeight * 0.5,
                        height: context.deviceHeight * 0.6,
                        decoration: BoxDecoration(
                          color: AppColors.white,
                          borderRadius: BorderRadius.circular(8),
                        ),
                        child: Column(
                          children: [
                            Padding(
                              padding: const EdgeInsets.symmetric(
                                horizontal: 12.0,
                                vertical: 16.0,
                              ),
                              child: Column(
                                children: [
                                  CircleAvatar(
                                    radius: 24,
                                    backgroundColor: AppColors.primary,
                                    child:
                                        Icon(Icons.person, color: Colors.white),
                                  ),
                                  const SizedBox(height: 12),
                                  Text(
                                    _customer?.name ?? "",
                                    style: TextStyle(
                                      fontSize: 16.0,
                                      fontWeight: FontWeight.bold,
                                    ),
                                  )
                                ],
                              ),
                            ),
                            DashedDivider(color: AppColors.stroke),
                            Padding(
                              padding: const EdgeInsets.symmetric(
                                horizontal: 12.0,
                                vertical: 16.0,
                              ),
                              child: Column(
                                children: [
                                  Row(
                                    mainAxisAlignment:
                                        MainAxisAlignment.spaceBetween,
                                    children: [
                                      Text(
                                        'No. Handphone',
                                        style: TextStyle(
                                          fontSize: 12.0,
                                        ),
                                      ),
                                      Text(
                                        _customer?.phone ?? "-",
                                        style: TextStyle(
                                          fontSize: 12.0,
                                          fontWeight: FontWeight.w600,
                                        ),
                                      ),
                                    ],
                                  ),
                                  SpaceHeight(8),
                                  Row(
                                    mainAxisAlignment:
                                        MainAxisAlignment.spaceBetween,
                                    children: [
                                      Text(
                                        'Email',
                                        style: TextStyle(
                                          fontSize: 12.0,
                                        ),
                                      ),
                                      Text(
                                        _customer?.email ?? "-",
                                        style: TextStyle(
                                          fontSize: 12.0,
                                          fontWeight: FontWeight.w600,
                                        ),
                                      ),
                                    ],
                                  ),
                                  SpaceHeight(8),
                                  Row(
                                    mainAxisAlignment:
                                        MainAxisAlignment.spaceBetween,
                                    children: [
                                      Text(
                                        'Alamat',
                                        style: TextStyle(
                                          fontSize: 12.0,
                                        ),
                                      ),
                                      Text(
                                        _customer?.address ?? "-",
                                        style: TextStyle(
                                          fontSize: 12.0,
                                          fontWeight: FontWeight.w600,
                                        ),
                                      ),
                                    ],
                                  ),
                                ],
                              ),
                            ),
                          ],
                        ),
                      ),
                    ),
            ),
          ],
        ),
      ),
    );
  }
}