public async Task <MeetingTimeSuggestionsResult> FindMeetingSuggestion(FindRoomRequest request)
{
List <Attendee> attendees = new List <Attendee>();
// Adding placeholder user to be able to remove the
// Required flag on the user looking for available rooms.
// An empty collection causes findMeetingTimes to look for free time slots for only the organizer.
if (!string.IsNullOrEmpty(WebConfigurationManager.AppSettings["PlaceholderAttendeeEmail"]))
{
attendees = new List <Attendee>()
{
new Attendee()
{
EmailAddress = new EmailAddress()
{
Address = WebConfigurationManager.AppSettings["PlaceholderAttendeeEmail"]
}
}
};
}
var locationConstraint = new LocationConstraint()
{
IsRequired = true,
SuggestLocation = true,
};
var timeConstraint = new TimeConstraint()
{
ActivityDomain = ActivityDomain.Unrestricted,
Timeslots = new List <TimeSlot>()
{
new TimeSlot()
{
Start = new DateTimeTimeZone()
{
DateTime = request.From.ToString(),
TimeZone = "UTC"
},
End = new DateTimeTimeZone()
{
DateTime = request.To.ToString(),
TimeZone = "UTC"
}
}
}
};
return(await _graphClient.Me.FindMeetingTimes(attendees, TimeConstraint : timeConstraint, MeetingDuration : new Duration(request.Duration), IsOrganizerOptional : attendees.Any(), LocationConstraint : locationConstraint)
.Request()
.PostAsync());
}
public async Task GetAvailableRooms(IDialogContext context, LuisResult result)
{
var entityInput = "The next hour";
var request = new FindRoomRequest();
var entity = result.Entities.FirstOrDefault();
if (entity != null && entity.Resolution.Any())
{
entityInput = entity.Entity;
Dictionary <string, object> val;
if (((List <object>)entity.Resolution["values"]).Count > 1)
{
val = ((List <object>)entity.Resolution["values"])[1] as Dictionary <string, object>;
}
else
{
val = ((List <object>)entity.Resolution["values"]).FirstOrDefault() as Dictionary <string, object>;
}
switch (entity.Type)
{
case EntityDatetimeDuration:
if (val != null && ((string)val["type"]) == "duration")
{
var seconds = ((string)val["value"]);
request.From = DateTimeHelper.Floor(DateTime.Now, new TimeSpan(0, 30, 0));
request.To = request.From;
request.Duration = new TimeSpan(0, 0, int.Parse(seconds));
}
break;
case EntityDateTimeRange:
if (val != null && ((string)val["type"]) == "datetimerange")
{
var start = ((string)val["start"]);
var end = ((string)val["end"]);
request.From = DateTime.Parse(start).ConvertToUniversalTime(context.GetUserTimeZoneName());
request.To = DateTime.Parse(end).ConvertToUniversalTime(context.GetUserTimeZoneName());
request.Duration = request.To - request.From;
}
break;
case EntityTimeRange:
if (val != null && ((string)val["type"]) == "timerange")
{
var start = ((string)val["start"]);
var end = ((string)val["end"]);
var serverDate = DateTime.SpecifyKind(DateTime.Today, DateTimeKind.Unspecified);
var from = serverDate.Add(TimeSpan.Parse(start, CultureInfo.InvariantCulture)).ConvertToUniversalTime(context.GetUserTimeZoneName());
var to = serverDate.Add(TimeSpan.Parse(end, CultureInfo.InvariantCulture)).ConvertToUniversalTime(context.GetUserTimeZoneName());
if (from < DateTime.Now)
{
from = from.AddDays(1);
to = to.AddDays(1);
}
request.From = from;
request.To = to;
var diff = to - from;
if (diff.TotalMinutes < 60)
{
request.Duration = new TimeSpan(0, 30, 0);
}
}
break;
case EntityDate:
if (val != null && ((string)val["type"]) == "datetime")
{
var value = ((string)val["value"]);
request.From = DateTimeHelper.Floor(DateTime.Parse(value), new TimeSpan(0, 30, 0)).ConvertToUniversalTime(context.GetUserTimeZoneName());
request.To = request.From;
}
break;
case EntityTime:
if (val != null && ((string)val["type"]) == "time")
{
var value = ((string)val["value"]);
var localTime = DateTime.SpecifyKind(DateTime.Today, DateTimeKind.Unspecified);
var date = localTime.Add(TimeSpan.Parse(value, CultureInfo.InvariantCulture)).ConvertToUniversalTime(context.GetUserTimeZoneName());
if (date < DateTime.Now)
{
date = date.AddDays(1);
}
request.From = date;
request.To = date;
request.Duration = new TimeSpan(0, 30, 0);
}
break;
default:
var now = DateTimeHelper.Floor(DateTime.Now, new TimeSpan(0, 30, 0)).ConvertToUniversalTime(context.GetUserTimeZoneName());
request.From = now;
request.To = now.AddHours(1);
request.Duration = new TimeSpan(0, 30, 0);
break;
}
}
else
{
var now = DateTimeHelper.Floor(DateTime.Now, new TimeSpan(0, 30, 0));
request.From = now;
request.To = now.AddHours(1);
request.Duration = new TimeSpan(0, 30, 0);
}
var graphClient = GraphHelper.GetAuthenticadedClient(await context.GetAccessToken(AuthSettings.Scopes), context.GetUserTimeZoneName());
var calendarService = new CalendarService(graphClient);
var response = await calendarService.FindMeetingSuggestion(request);
var messageContent = string.Empty;
if (response.MeetingTimeSuggestions.Any())
{
var sb = new StringBuilder();
sb.Append($"{entityInput}, the following rooms are available: \n\n");
foreach (var mSuggestion in response.MeetingTimeSuggestions)
{
var start = DateTime.Parse(mSuggestion.MeetingTimeSlot.Start.DateTime).ToShortTimeString();
var end = DateTime.Parse(mSuggestion.MeetingTimeSlot.End.DateTime).ToShortTimeString();
var filteredRooms = mSuggestion.Locations.Where(l => !string.IsNullOrEmpty(l.LocationEmailAddress));
sb.Append($"**{start} - {end}** \n\n");
if (filteredRooms.Any())
{
foreach (var location in filteredRooms)
{
sb.Append($"* {location.DisplayName}\n\n");
}
}
else
{
sb.Append("No meeting rooms available\n\n");
}
}
messageContent = sb.ToString();
}
else
{
messageContent = "I'm unable to find any available meeting rooms.";
}
var message = context.MakeMessage();
message.TextFormat = "markdown";
message.Text = messageContent;
await context.PostAsync(message);
context.Wait(this.MessageReceived);
}
