private static async Task <GetSireneAccessTokenResponse> GetSireneAccessTokenAsync()
{
using (var content = new FormUrlEncodedContent(new[] { new KeyValuePair <string, string>("grant_type", "client_credentials") }))
{
using (var message = new HttpRequestMessage(HttpMethod.Post, $"{UrlString}/token")
{
Content = content
})
{
using (var response = await Client.SendAsync(message))
{
GetSireneAccessTokenResponse respAccessToken = null;
if (response.IsSuccessStatusCode)
{
string json = await response.Content.ReadAsStringAsync();
GetSireneAccessTokenResponse.TryParse(json, out respAccessToken);
}
else
{
Configuration.Instance.LogError($"Web request error '{UrlString}': {response.StatusCode} - {await response.Content.ReadAsStringAsync()}");
}
return(respAccessToken);
}
}
}
}
private static async Task SetLocalCacheAsync(string key, GetSireneAccessTokenResponse token)
{
if (Configuration.Instance.UseLocalCache)
{
string fileName = LocalCacheUtils.GetFullPath("sirene_token.json");
using (var file = File.CreateText(fileName))
{
await file.WriteLineAsync(JsonConvert.SerializeObject(token));
}
}
}
public static bool TryParse(string json, out GetSireneAccessTokenResponse response)
{
try
{
response = JsonConvert.DeserializeObject <GetSireneAccessTokenResponse>(json);
response.DateOfRequest = DateTimeOffset.UtcNow;
return(true);
}
catch
{
response = null;
return(false);
}
}