Flutter高德地图逆地理编码网络请求

GeniuswongAir

于 2025-04-27 00:13:26 发布

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文章标签： flutter 数据库

本文链接：https://blog.csdn.net/wgx8635/article/details/147545380

版权


  /// 逆地理编码（根据经纬度获取省市区和详细地址）
  Future<Map<String, String>> getAddressFromLocation(double latitude, double longitude) async {
    const String apiKey = '';
    final String url =
        'https://restapi.amap.com/v3/geocode/regeo?location=${longitude},${latitude}&key=$apiKey&radius=1000&extensions=base';

    final response = await http.get(Uri.parse(url));

    if (response.statusCode == 200) {
      final Map<String, dynamic> data = json.decode(response.body);
      if (data['status'] == '1') {
        final regeo = data['regeocode'];
        final addressComponent = regeo['addressComponent'];
        final formattedAddress = regeo['formatted_address'];

        return {
          'province': addressComponent['province'] ?? '',
          'city': addressComponent['city'] ?? '',
          'district': addressComponent['district'] ?? '',
          'address': formattedAddress ?? '',
        };
      } else {
        throw Exception('逆地理编码失败：${data['info']}');
      }
    } else {
      throw Exception('网络请求失败，状态码: ${response.statusCode}');
    }
  }

把key改成你的。

注意申请key的时候，选择 Web服务；