private static FindFreeBusyScheduleRequest GenerateFreeBusyScheduleRequest(FreeBusyRequest freeBusyRequest, List <GraphPerson> interviewers)
{
var request = new FindFreeBusyScheduleRequest()
{
Schedules = interviewers.Select(interviewer => interviewer.Email).ToList(),
AvailabilityViewInterval = SchedulerConstants.ThirtyMinuteFreeBusy,
StartTime = new Models.MeetingDateTime {
DateTime = freeBusyRequest.UtcStart.ToString(), TimeZone = SchedulerConstants.UTCTimezone
},
EndTime = new Models.MeetingDateTime {
DateTime = freeBusyRequest.UtcEnd.ToString(), TimeZone = SchedulerConstants.UTCTimezone
},
};
return(request);
}
private static async System.Threading.Tasks.Task <List <FindFreeBusyScheduleResponse> > SendPostFindFreeBusySchedule(string token, FindFreeBusyScheduleRequest findFreeBusyRequest)
{
var findFreeBusyResponsePayload = new FindFreeBusyScheduleResponsePayload();
var findFreeBusyResponses = new List <FindFreeBusyScheduleResponse>();
var graphResourceId = "https://graph.microsoft.com";
using (var httpClient = new HttpClient())
{
httpClient.DefaultRequestHeaders.Authorization = await GetBearerTokenFromUserToken(token, TokenCachingOptions.ForceRefreshCache);
// Serialize the request object.
var tasks = new List <Task>();
var schedules = findFreeBusyRequest.Schedules;
foreach (var scheduleBatch in Chunk(schedules, 20))
{
tasks.Add(Task.Run(async() =>
{
for (int i = 1; i <= 5; i++)
{
findFreeBusyRequest.Schedules = (List <string>)scheduleBatch;
var requestData = JsonConvert.SerializeObject(findFreeBusyRequest, jsonSerializerSettings);
using (var response = await httpClient.PostAsync(graphResourceId + "/v1.0/me/calendar/getschedule", new StringContent(requestData, Encoding.UTF8, "application/json")))
{
var responseHeaders = response.Headers.ToString();
//this.Trace.TraceInformation($"Response headers for find meeting times are {responseHeaders}");
if (response.IsSuccessStatusCode)
{
// Read and deserialize response.
var content = await response.Content.ReadAsStringAsync();
findFreeBusyResponsePayload = JsonConvert.DeserializeObject <FindFreeBusyScheduleResponsePayload>(content, jsonSerializerSettings);
if (findFreeBusyResponsePayload.Value?.Count > 0)
{
findFreeBusyResponses.AddRange(findFreeBusyResponsePayload.Value);
}
i = 5;
}
else
{
string content = string.Empty;
if (response != null)
{
content = await response.Content.ReadAsStringAsync();
}
if (i < 5)// && EmailUtils.ShouldRetryOnGraphException(response.StatusCode))
{
//this.Trace.TraceWarning($"Attempt {i} : Exception during {HttpMethod.Post.Method}:{this.graphResourceId}/me/calendar/getschedule call to graph. Response {response.StatusCode.ToString()} with error message {content}");
//await EmailUtils.ExponentialDelay(response, i);
}
else
{
//this.Trace.TraceError($"Exception during {HttpMethod.Post.Method}:{this.graphBaseUrl}/me/getschedule call to graph. Response {response.StatusCode.ToString()} with error message {content}");
break;
}
}
}
}
}));
}
Task.WaitAll(tasks.ToArray());
findFreeBusyRequest.Schedules = schedules;
}
return(findFreeBusyResponses);
}
