import 'package:flutter_test/flutter_test.dart';
import 'package:shared_preferences/shared_preferences.dart';
import 'package:shared_preferences_platform_interface/in_memory_shared_preferences_async.dart';
import 'package:shared_preferences_platform_interface/shared_preferences_async_platform_interface.dart';

import 'package:fruitshorts/core/config/app_config.dart';
import 'package:fruitshorts/core/config/server_endpoint.dart';

void main() {
  setUp(() {
    SharedPreferencesAsyncPlatform.instance =
        InMemorySharedPreferencesAsync.empty();
    AppConfig.clearRuntimeBaseUrl();
  });

  tearDown(AppConfig.clearRuntimeBaseUrl);

  test('should_normalize_http_urls_and_reject_invalid_values', () {
    expect(
      ServerEndpoint.normalize('  https://192.168.1.9:8081///  '),
      'https://192.168.1.9:8081',
    );
    expect(
      ServerEndpoint.normalize('http://example.test:8081/path/'),
      'http://example.test:8081/path',
    );
    expect(ServerEndpoint.normalize('ftp://example.test'), isNull);
    expect(ServerEndpoint.normalize('example.test:8081'), isNull);
    expect(ServerEndpoint.normalize('http://'), isNull);
  });

  test('should_prioritize_runtime_over_dart_define_over_default', () {
    expect(
      ServerEndpoint.resolve(
        stored: ' http://runtime.test:8081/ ',
        compiled: 'http://define.test:8081',
        fallback: 'http://default.test:8081',
      ),
      'http://runtime.test:8081',
    );
    expect(
      ServerEndpoint.resolve(
        stored: 'ftp://invalid',
        compiled: 'http://define.test:8081/',
        fallback: 'http://default.test:8081',
      ),
      'http://define.test:8081',
    );
    expect(
      ServerEndpoint.resolve(
        stored: null,
        compiled: '',
        fallback: 'http://default.test:8081/',
      ),
      'http://default.test:8081',
    );
  });

  test('should_use_the_configured_lan_address_for_device_default', () {
    expect(AppConfig.devHostBaseUrl, 'http://10.157.242.1:8081');
  });

  test('should_apply_stored_url_only_when_debug_is_enabled', () async {
    SharedPreferencesAsyncPlatform.instance =
        InMemorySharedPreferencesAsync.withData({
          ServerEndpoint.preferenceKey: ' http://192.168.31.187:8081/ ',
        });
    final original = AppConfig.apiBaseUrl;

    await ServerEndpoint.load(debug: false);
    expect(AppConfig.apiBaseUrl, original);

    await ServerEndpoint.load(debug: true);
    expect(AppConfig.apiBaseUrl, 'http://192.168.31.187:8081');
  });

  test('should_save_normalized_url_and_clear_override', () async {
    expect(await ServerEndpoint.save('ftp://invalid'), isFalse);
    expect(
      await SharedPreferencesAsync().getString(ServerEndpoint.preferenceKey),
      isNull,
    );

    expect(await ServerEndpoint.save(' http://192.168.31.187:8081/ '), isTrue);
    expect(
      await SharedPreferencesAsync().getString(ServerEndpoint.preferenceKey),
      'http://192.168.31.187:8081',
    );

    await ServerEndpoint.clear();
    expect(
      await SharedPreferencesAsync().getString(ServerEndpoint.preferenceKey),
      isNull,
    );
  });
}