// 功能描述：验证地址新增、失败重试、删除确认和默认地址刷新。
// 版本：1.0.0。
import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:user_app/data/services/api_client.dart';
import 'package:user_app/domain/models/shipping_address.dart';
import 'package:user_app/ui/core/app_theme.dart';
import 'package:user_app/ui/features/address/addresses_page.dart';
import '../support/a1_fixture.dart';

class AddressFixture extends A1FixtureRepository {
  List<ShippingAddress> values = [];
  final requests = <String>[];
  int deletes = 0;
  @override
  Future<List<ShippingAddress>> shippingAddresses() async => values;
  @override
  Future<void> saveShippingAddress(ShippingAddress address, {required String requestNo}) async {
    requests.add(requestNo);
    if (this.fail) throw const ApiException(500, '保存失败，请重试');
    values = [
      ShippingAddress(
        identity: 'saved',
        address: address.address,
        contactName: address.contactName,
        contactPhone: address.contactPhone,
        isDefault: address.isDefault,
      ),
    ];
  }

  @override
  Future<void> setDefaultAddress(String identity) async {
    if (this.fail) throw const ApiException(500, '设置失败');
    final a = values.single;
    values = [
      ShippingAddress(
        identity: a.identity,
        address: a.address,
        contactName: a.contactName,
        contactPhone: a.contactPhone,
        isDefault: true,
      ),
    ];
  }

  @override
  Future<void> deleteAddress(String identity) async {
    deletes++;
    values = [];
  }
}

void main() {
  testWidgets('新增校验，失败保留输入与请求号，成功刷新列表', (tester) async {
    final repo = AddressFixture()..fail = true;
    await tester.pumpWidget(
      MaterialApp(
        theme: AppTheme.light(),
        home: AddressesPage(repository: repo),
      ),
    );
    await tester.pumpAndSettle();
    await tester.tap(find.text('新增收货地址'));
    await tester.pumpAndSettle();
    await tester.tap(find.text('保存地址'));
    await tester.pumpAndSettle();
    expect(repo.requests, isEmpty);
    final fields = find.byType(TextFormField);
    await tester.enterText(fields.at(0), '收货人');
    await tester.enterText(fields.at(1), '13800000001');
    await tester.enterText(fields.at(2), '广东省广州市测试路 1 号');
    await tester.tap(find.text('保存地址'));
    await tester.pumpAndSettle();
    expect(find.text('保存失败，请重试'), findsOneWidget);
    repo.fail = false;
    await tester.tap(find.text('保存地址'));
    await tester.pumpAndSettle();
    expect(repo.requests.length, 2);
    expect(repo.requests.first, repo.requests.last);
    expect(find.text('收货人'), findsOneWidget);
    expect(find.text('138****0001'), findsOneWidget);
    expect(find.text('地址管理'), findsOneWidget);
  });

  testWidgets('默认切换失败不假更新，成功刷新，删除需要确认', (tester) async {
    final repo = AddressFixture()
      ..values = [
        const ShippingAddress(
          identity: 'owned',
          address: '测试地址',
          contactName: '收货人',
          contactPhone: '13800000001',
        ),
      ];
    await tester.pumpWidget(
      MaterialApp(
        theme: AppTheme.light(),
        home: AddressesPage(repository: repo),
      ),
    );
    await tester.pumpAndSettle();
    repo.fail = true;
    await tester.tap(find.text('设为默认'));
    await tester.pumpAndSettle();
    expect(repo.values.single.isDefault, false);
    repo.fail = false;
    await tester.tap(find.text('设为默认'));
    await tester.pumpAndSettle();
    expect(repo.values.single.isDefault, true);
    await tester.tap(find.text('编辑'));
    await tester.pumpAndSettle();
    await tester.ensureVisible(find.text('删除地址'));
    await tester.tap(find.text('删除地址'));
    await tester.pumpAndSettle();
    await tester.tap(find.text('取消'));
    await tester.pumpAndSettle();
    expect(repo.deletes, 0);
    await tester.tap(find.text('删除地址'));
    await tester.pumpAndSettle();
    await tester.tap(find.text('删除'));
    await tester.pumpAndSettle();
    expect(repo.deletes, 1);
    expect(find.text('暂无收货地址'), findsOneWidget);
  });
}