public async Task <GecodeLocation> GeocodeAsync(string address, string city)
{
var positiceRequestParamter = new AmapPositiveHttpRequestParamter
{
Address = address
};
return(await AmapHttpRequestClient.PositiveAsync(positiceRequestParamter));
}
public virtual async Task <GecodeLocation> PositiveAsync(AmapPositiveHttpRequestParamter requestParamter)
{
var client = HttpClientFactory.CreateClient(AmapHttpConsts.HttpClientName);
var requestUrlBuilder = new StringBuilder(128);
requestUrlBuilder.Append("http://restapi.amap.com/v3/geocode/geo");
requestUrlBuilder.AppendFormat("?key={0}", Options.ApiKey);
requestUrlBuilder.AppendFormat("&address={0}", requestParamter.Address);
if (!requestParamter.City.IsNullOrWhiteSpace())
{
requestUrlBuilder.AppendFormat("&city={0}", requestParamter.City);
}
if (!requestParamter.Output.IsNullOrWhiteSpace())
{
requestUrlBuilder.AppendFormat("&output={0}", requestParamter.Output);
}
if (!requestParamter.Sig.IsNullOrWhiteSpace())
{
requestUrlBuilder.AppendFormat("&sig={0}", requestParamter.Sig);
}
requestUrlBuilder.AppendFormat("&batch={0}", requestParamter.Batch);
var requestMessage = new HttpRequestMessage(HttpMethod.Get, requestUrlBuilder.ToString());
var response = await client.SendAsync(requestMessage, GetCancellationToken());
if (!response.IsSuccessStatusCode)
{
throw new AbpException($"Amap request service returns error! HttpStatusCode: {response.StatusCode}, ReasonPhrase: {response.ReasonPhrase}");
}
var resultContent = await response.Content.ReadAsStringAsync();
var amapResponse = JsonSerializer.Deserialize <AmapPositiveHttpResponse>(resultContent);
if (!amapResponse.IsSuccess())
{
var localizerFactory = ServiceProvider.GetRequiredService <IStringLocalizerFactory>();
var localizerError = amapResponse.GetErrorMessage().Localize(localizerFactory);
if (Options.VisableErrorToClient)
{
var localizer = ServiceProvider.GetRequiredService <IStringLocalizer <AmapLocationResource> >();
localizerError = localizer["ResolveLocationFailed", localizerError];
throw new UserFriendlyException(localizerError);
}
throw new AbpException($"Resolution address failed:{localizerError}!");
}
if (amapResponse.Count <= 0)
{
var localizer = ServiceProvider.GetRequiredService <IStringLocalizer <AmapLocationResource> >();
var localizerError = localizer["ResolveLocationZero"];
if (Options.VisableErrorToClient)
{
throw new UserFriendlyException(localizerError);
}
throw new AbpException(localizerError);
}
var locations = amapResponse.Geocodes[0].Location.Split(",");
var postiveLocation = new GecodeLocation
{
Longitude = double.Parse(locations[0]),
Latitude = double.Parse(locations[1]),
Level = amapResponse.Geocodes[0].Level
};
postiveLocation.AddAdditional("Geocodes", amapResponse.Geocodes);
return(postiveLocation);
}
