// 功能描述：合同列表类型、会话隔离及真实状态回归；版本：1.0.0。
import 'dart:convert';
import 'package:flutter_test/flutter_test.dart';
import 'package:http/http.dart' as http;
import 'package:http/testing.dart';
import 'package:user_app/data/repositories/client_repository.dart';
import 'package:user_app/data/services/api_client.dart';

void main() {
  test('合同草稿保持真实状态并拦截跨会话迟到响应', () async {
    var token = 'first';
    var changeSession = false;
    final repo = ClientRepository(
      ApiClient(
        () => token,
        client: MockClient((request) async {
          expect(request.url.path.endsWith('/gas/contracts'), isTrue);
          if (changeSession) token = 'second';
          return http.Response(
            jsonEncode({
              'code': 0,
              'details': [
                {
                  'identity': 'c1',
                  'contract_no': 'HT1',
                  'title': '合同',
                  'terms': '条款',
                  'contract_status': 0,
                  'station_name': '气站',
                  'has_attachment': false,
                  'signed_at': '0001-01-01T00:00:00Z',
                },
              ],
            }),
            200,
            headers: {'content-type': 'application/json; charset=utf-8'},
          );
        }),
      ),
    );
    final contracts = await repo.gasContracts();
    expect(contracts.single.statusName, '草稿');
    expect(contracts.single.signedAt, isNull);
    expect(contracts.single.stationName, '气站');
    changeSession = true;
    await expectLater(repo.gasContracts(), throwsA(isA<SessionExpiredException>()));
  });
}