/// <summary>
/// 获取token
/// </summary>
/// <param name="code"></param>
/// <param name="state"></param>
/// <returns></returns>
public async Task <string> GetToken(string code, string state, string host)
{
string authCode = System.Convert.ToBase64String(Encoding.ASCII.GetBytes($"{ElemeOptions.Key}:{ElemeOptions.Secret}"));
client.AddAuthorization("Basic", authCode);
Dictionary <string, string> dic = new Dictionary <string, string>();
dic.Add("grant_type", "authorization_code");
dic.Add("code", code);
string returnUrl = "http://" + host + "/api/elmpoi/authcallback";
//returnUrl = HttpUtility.UrlEncode(returnUrl);
dic.Add("redirect_uri", returnUrl);
dic.Add("client_id", ElemeOptions.Key);
var res = await client.PostFormAsync(ElemeOptions.GetAuthTokenUrl(), dic);
if (res.StatusCode == System.Net.HttpStatusCode.OK)
{
return(res.Result);
}
else
{
throw new Exception(res.ErrorMessage);
}
}
/// <summary>
/// 获取授权地址
/// </summary>
/// <param name="url"></param>
/// <param name="poiId"></param>
/// <returns></returns>
public string GetAuthCode(string host, long poiId)
{
string returnUrl = "http://" + host + "/api/elmpoi/authcallback";
returnUrl = HttpUtility.HtmlEncode(returnUrl);
return($"{ElemeOptions.GetAuthUrl()}?response_type=code&client_id={ElemeOptions.Key}&redirect_uri={returnUrl}&state={poiId}&scope=all");
}
/// <summary>
/// 发起Post请求
/// </summary>
/// <param name="request"></param>
/// <param name="url"></param>
/// <returns></returns>
private async Task <dynamic> PostRequest()
{
request.SetSign();
string url = ElemeOptions.GetUrl();
var res = await client.PostJsonAsync(url, request);
if (res.StatusCode == System.Net.HttpStatusCode.OK || res.StatusCode == 0)
{
return(ReturnResult(res));
}
else
{
throw new Exception("发起饿了么请求失败，原因：" + res.ErrorMessage);
}
}
/// <summary>
/// 刷新token
/// </summary>
/// <param name="refreshToken"></param>
/// <returns></returns>
public async Task <string> RefreshToken(string refreshToken)
{
string authCode = System.Convert.ToBase64String(Encoding.ASCII.GetBytes($"{ElemeOptions.Key}:{ElemeOptions.Secret}"));
client.AddAuthorization("Basic", authCode);
Dictionary <string, string> dic = new Dictionary <string, string>();
dic.Add("grant_type", "refresh_token");
dic.Add("refresh_token", refreshToken);
var res = await client.PostFormAsync(ElemeOptions.GetAuthTokenUrl(), dic);
if (res.StatusCode == System.Net.HttpStatusCode.OK)
{
return(res.Result);
}
else
{
throw new Exception(res.ErrorMessage);
}
}
