public void ConfigureHttpClient()
{
if (!httpClient.DefaultRequestHeaders.Contains("Accept"))
{
httpClient.DefaultRequestHeaders.Add("Accept", "application/json");
}
if (!httpClient.DefaultRequestHeaders.Contains("OData-MaxVersion"))
{
httpClient.DefaultRequestHeaders.Add("OData-MaxVersion", "4.0");
}
if (!httpClient.DefaultRequestHeaders.Contains("OData-Version"))
{
httpClient.DefaultRequestHeaders.Add("OData-Version", "4.0");
}
if (CallerId != Guid.Empty && !httpClient.DefaultRequestHeaders.Contains("MSCRMCallerID"))
{
httpClient.DefaultRequestHeaders.Add("MSCRMCallerID", CallerId.ToString());
}
if (!httpClient.DefaultRequestHeaders.Contains("Prefer"))
{
httpClient.DefaultRequestHeaders.Add("Prefer", "odata.include-annotations=\"*\"");
}
httpClient.Timeout = Timeout;
}
private void RefreshCallerId()
{
if (httpClient?.DefaultRequestHeaders?.Contains("MSCRMCallerID") ?? false)
{
httpClient.DefaultRequestHeaders.Remove("MSCRMCallerID");
}
if (CallerId != Guid.Empty)
{
httpClient?.DefaultRequestHeaders?.Add("MSCRMCallerID", CallerId.ToString());
}
}