private async Task <IActionResult> HandleNextBusLoadAction(DialogFulfillmentRequest <NextBusLoadParameters> data)
{
var originalParameters = data.QueryResult.OutputContexts.First(x => x.Name.EndsWith("route-data"));
if (originalParameters == null)
{
throw new Exception("Could not determine route pattern");
}
var parameters = new NextBusLoadParameters()
{
Location = originalParameters.Parameters.location,
PatternId = originalParameters.Parameters.patternId
};
string stopId;
string routeCode;
Locations location;
ValidateLocationParameter(parameters);
GetStopIdAndRouteCode(parameters, out stopId, out routeCode, out location);
if (parameters.PatternId == 0)
{
throw new Exception("Could not determine route pattern");
}
var vehicleStatuses = await _bcTransitRouteSchedule.GetVehicleStatuses(parameters.PatternId);
var busInfo = GetNextBusFromLocation(location, vehicleStatuses);
var message = "Bus # " + busInfo.Name + " " + busInfo.HeadsignText;
if (!string.IsNullOrWhiteSpace(busInfo.HeadsignText))
{
switch (busInfo.vehicleCapacityIndicator.ToUpper())
{
case "GREEN":
message += " has low load";
break;
case "YELLOW":
message += " has medium load";
break;
case "RED":
message += " has heavy load";
break;
}
}
else
{
message += " has no load data";
}
message += $" and is going {busInfo.Velocity} km/h";
return(new OkObjectResult(new DialogFulfillmentResponse()
{
FulfillmentText = message
}));
}
private async Task <IActionResult> HandleNextBusAction(DialogFulfillmentRequest <NextBusParameters> data)
{
string stopId;
string routeCode;
Locations location;
ValidateLocationParameter(data.QueryResult.Parameters);
GetStopIdAndRouteCode(data.QueryResult.Parameters, out stopId, out routeCode, out location);
int patternId = 0;
List <StopPredictionData> results;
try
{
var stopData = await _bcTransitRouteSchedule.GetStopPredictionsForRoute(stopId, routeCode);
results = stopData.Item1;
patternId = stopData.Item2;
if (results.Count == 0)
{
return(new OkObjectResult(new DialogFulfillmentResponse()
{
FulfillmentText = $"No scheduled busses found"
}));
}
var firstBus = results[0];
string message = "";
if (firstBus.PredictionType == PredictionTypes.Predicted.ToString())
{
var now = DateTime.Now;
var diff = results[0].PredictTime - now;
var minutes = diff.Minutes;
message = $"Next bus comes in {minutes} minutes.";
if (firstBus.PredictTime > firstBus.ScheduleTime)
{
var timeDiff = firstBus.PredictTime - firstBus.ScheduleTime;
if (timeDiff.Minutes > 2)
{
message += $" The bus is running later than scheduled by {timeDiff.Minutes} minutes.";
}
}
else if (firstBus.PredictTime < firstBus.ScheduleTime)
{
var timeDiff = firstBus.ScheduleTime - firstBus.PredictTime;
if (timeDiff.Minutes > 2)
{
message += $" The bus is running earlier than scheduled by {timeDiff.Minutes} minutes.";
}
}
}
else
{
message = $"Next bus is scheduled for {GetTimeStamp(firstBus.PredictTime)}.";
}
if (results.Count > 1)
{
var secondBusDiff = results[1].PredictTime - DateTime.Now;
message += $" The following bus comes in {secondBusDiff.Minutes} minutes at {GetTimeStamp(results[1].PredictTime)}";
}
return(new OkObjectResult(new DialogFulfillmentResponse()
{
FulfillmentText = message,
OutputContexts = new List <DialogFulfullmentOutputContext>()
{
new DialogFulfullmentOutputContext
{
LifespanCount = 1,
Name = data.Session + "/contexts/route-data",
Parameters = new
{
PatternId = patternId,
Location = location.ToString()
}
}
}
}));
}
catch (Exception e)
{
_log.LogError(e.Message, e);
return(new OkObjectResult(new DialogFulfillmentResponse()
{
FulfillmentText = $"Error fetching next bus"
}));
}
}
