public async Task <Dictionary <string, MeetingSlot> > FindMeetingTimes(MeetingRequestInput meetingRequest, string AccessToken)
{
string queryParameter = "/findMeetingTimes";
using (var client = new HttpClient())
{
using (var request = new HttpRequestMessage(HttpMethod.Post, graphUrl + queryParameter))
{
request.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
request.Headers.Authorization = new AuthenticationHeaderValue("Bearer", AccessToken);
FindMeetingTimesRequest fmtr = BuildFMTR(meetingRequest);
var postBody = await Task.Run(() => JsonConvert.SerializeObject(fmtr));
var httpContent = new StringContent(postBody, Encoding.UTF8, "application/json");
request.Content = httpContent;
using (var response = await client.SendAsync(request))
{
string bodyText = await response.Content.ReadAsStringAsync();
if (response.IsSuccessStatusCode)
{
Trace.TraceInformation("Find Meeting Request complete");
var findMeetingResponse = JsonConvert.DeserializeObject <FindMeetingTimesResponse>(bodyText);
Dictionary <string, MeetingSlot> possibleTimes = new Dictionary <string, MeetingSlot>();
foreach (var item in findMeetingResponse.meetingTimeSuggestions)
{
// HACK: This assumes we're offsetting from Pacific Standard Time
string timeZoneId = "Pacific Standard Time";
DateTime startUtc = item.meetingTimeSlot.start.dateTime;
DateTime start = TimeZoneInfo.ConvertTimeFromUtc(startUtc, TimeZoneInfo.FindSystemTimeZoneById(timeZoneId));
possibleTimes.Add(start.ToString(), new MeetingSlot()
{
Start = start
});
}
return(possibleTimes);
}
else
{
Trace.TraceError(bodyText);
return(null);
}
}
}
}
}
public async Task <string> MakeAppointment(MeetingRequestInput meetingRequest, MeetingSlot slot, string AccessToken)
{
string retval = "Make Appointment Results";
string queryParameter = "/events";
using (var client = new HttpClient())
{
using (var req = new HttpRequestMessage(HttpMethod.Post, graphUrl + queryParameter))
{
req.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
req.Headers.Authorization = new AuthenticationHeaderValue("Bearer", AccessToken);
CalendarEvent ce = CreateCalendarEvent(meetingRequest, slot);
var postBody = await Task.Run(() => JsonConvert.SerializeObject(ce));
var httpContent = new StringContent(postBody, Encoding.UTF8, "application/json");
req.Content = httpContent;
using (var resp = await client.SendAsync(req))
{
var bodyText = await resp.Content.ReadAsStringAsync();
if (resp.IsSuccessStatusCode)
{
Trace.TraceInformation("Create Event Request Complete.");
retval = "Meeting Created!";
}
else
{
Trace.TraceError("Create Event Request Failed to Complete.");
retval = "Meeting Not Created";
}
}
}
}
return(retval);
}
private CalendarEvent CreateCalendarEvent(MeetingRequestInput mri, MeetingSlot slot)
{
CalendarEvent ce = new CalendarEvent();
var ema = new Emailaddress()
{
address = mri.OrganizerEmail,
name = mri.OrganizerName
};
var o = new Organizer()
{
EmailAddress = ema
};
ce.Organizer = o;
ce.IsOrganizer = true;
ce.Location = new SimpleLocation()
{
DisplayName = "Skype"
};
// TODO: Here's where to integrate with CRM
// Probably need three extra items:
// ICRMOperations
// CRMOperations
// CRM DTO of some sort
string bodyText = "How can I help you?";
ce.Body = new Body()
{
Content = bodyText, ContentType = "text"
};
// TODO: This assumes we're offsetting from Pacific Time
// https://developer.microsoft.com/en-us/graph/docs/api-reference/v1.0/resources/dateTimeTimeZone
string timeZoneText = "Pacific Standard Time";
ce.Start = new ZonedDateTime()
{
dateTime = slot.Start, timeZone = timeZoneText
};
ce.End = new ZonedDateTime()
{
dateTime = slot.Start.AddSeconds(mri.MeetingDuration.Value), timeZone = timeZoneText
};
ce.Subject = mri.MeetingSubject;
var aema = new Emailaddress()
{
address = mri.AttendeeEmail,
name = mri.AttendeeName
};
var a = new InvitedAttendee()
{
EmailAddress = aema,
Type = "Required"
};
ce.Attendees = new InvitedAttendee[] { a, };
ce.ResponseRequested = true;
// https://developer.microsoft.com/en-us/graph/docs/api-reference/v1.0/api/user_findmeetingtimes
ce.Type = "0"; // Single Instance
ce.Importance = "1"; // Normal
ce.ShowAs = "2"; // Busy
ce.IsReminderOn = true;
ce.ReminderMinutesBeforeStart = 15;
ce.HasAttachments = false;
return(ce);
}
private FindMeetingTimesRequest BuildFMTR(MeetingRequestInput mri)
{
DateTime preferredDate = mri.RequestedDateTime.Value;
int meetingDuration = mri.MeetingDuration.Value;
FindMeetingTimesRequest fmtr = new FindMeetingTimesRequest();
// Attendees
// In this example, we're only looking at the organzier's
// calendar.
var me = new Attendee();
var ema = new Emailaddress()
{
address = mri.OrganizerEmail,
name = mri.OrganizerName
};
me.emailAddress = ema;
me.type = "Required";
// Location Constraint
var lc = new Locationconstraint();
var l = new Location()
{
displayName = "Skype"
};
lc.locations = new Location[] { l };
lc.isRequired = bool.FalseString;
lc.suggestLocation = bool.TrueString;
// Time Constraint
var tc = new Timeconstraint();
var ztStart = new ZonedDateTime();
var ztEnd = new ZonedDateTime();
// TODO: This assumes we're offsetting from Pacific Time
// https://developer.microsoft.com/en-us/graph/docs/api-reference/v1.0/resources/dateTimeTimeZone
var current = new DateTime(preferredDate.Year, preferredDate.Month, preferredDate.Day, 17, 0, 0, DateTimeKind.Utc);
string timeZoneText = "Pacific Standard Time";
ztStart.dateTime = current;
ztStart.timeZone = timeZoneText;
ztEnd.dateTime = current.AddDays(1).AddHours(1);
ztEnd.timeZone = timeZoneText;
var ts = new Timeslot()
{
start = ztStart,
end = ztEnd
};
tc.timeslots = new Timeslot[] { ts };
fmtr.attendees = new Attendee[] { me };
fmtr.locationConstraint = lc;
// https://developer.microsoft.com/en-us/graph/docs/api-reference/v1.0/api/user_findmeetingtimes
// The length of the meeting, denoted in ISO8601 format.
fmtr.meetingDuration = XmlConvert.ToString(TimeSpan.FromSeconds(meetingDuration));
fmtr.timeConstraint = tc;
fmtr.maxCandidates = 3;
return(fmtr);
}
