private void SimulationEngine(LaunchMissileEvent eventMessage)
{
var deploymentPlatformLocation = eventMessage.DeploymentPlatformLocation;
var targetLocation = eventMessage.TargetLocation;
// Find bearing between deployment platform and target locations
var bearing = CoordinatesHelper.FindInitialBearing(deploymentPlatformLocation, targetLocation);
var launchedMissileCurrentStatusEvent = new LaunchedMissileCurrentStatusEvent
{
MissileId = eventMessage.MissileId,
MissileServiceIdentityNumber = eventMessage.MissileServiceIdentityNumber,
MissileName = eventMessage.MissileName,
MissileStatus = MissileStatus.Launched,
MissileGpsLocation = deploymentPlatformLocation,
InformationPostedDate = DateTime.UtcNow,
Bearing = bearing
};
// Post initial infromation about launched missile
PostCurrentStatusEvent(launchedMissileCurrentStatusEvent);
var distance = CoordinatesHelper.GetDistance(deploymentPlatformLocation, targetLocation);
if (distance <= stepInKm)
{
// Post final information about launched missile
launchedMissileCurrentStatusEvent.SetFinalInfo(targetLocation);
PostCurrentStatusEvent(launchedMissileCurrentStatusEvent);
return;
}
var currentDistance = 0;
var maxNotificationsBeforeFinish = (Int32)Math.Floor(distance / stepInKm);
for (var i = 0; i < maxNotificationsBeforeFinish; i++)
{
currentDistance += stepInKm;
// Double check if current distance is less than total distance
if (currentDistance >= distance)
{
break;
}
// Get current missile GPS coordinates
var currentMissileGpsLocation =
CoordinatesHelper.GetIntermediateLocation(
deploymentPlatformLocation, bearing, currentDistance);
// Post current status information about launched missile
launchedMissileCurrentStatusEvent.SetIntermediaryInfo(currentMissileGpsLocation);
PostCurrentStatusEvent(launchedMissileCurrentStatusEvent);
}
// Post final information about launched missile
launchedMissileCurrentStatusEvent.SetFinalInfo(targetLocation);
PostCurrentStatusEvent(launchedMissileCurrentStatusEvent);
}
public void RunNewSimulation(LaunchMissileEvent eventMessage)
{
if (eventMessage == null)
{
return;
}
Task.Factory.StartNew(() => SimulationEngine(eventMessage));
}
public IActionResult Post([FromBody] Missile missile)
{
if (missile?.ServiceIdentityNumber == null)
{
return(BadRequest());
}
var missileFromDatabase = missileService.Get(missile.ServiceIdentityNumber);
if (missileFromDatabase == null)
{
return(BadRequest());
}
var deploymentPlatform = deploymentPlatformService.Get(missileFromDatabase.DeploymentPlatformId);
if (deploymentPlatform == null)
{
return(BadRequest());
}
var eventMessage = new LaunchMissileEvent
{
MissileId = missileFromDatabase.MissileId,
MissileServiceIdentityNumber = missile.ServiceIdentityNumber,
MissileName = missileFromDatabase.Name,
LaunchDate = DateTime.UtcNow,
DeploymentPlatformLocation = deploymentPlatform.Location,
TargetLocation = missile.TargetLocation
};
// Publish launch missile message
var launchMissileQueue = configuration
.GetValue <String>("MessageBusSettings:Queues:LaunchCenterQueue");
messageBus.PublishMessage(launchMissileQueue, eventMessage);
// Update status of the missile to 'Launched'
var updateStatus = missileService.Update(missile.ServiceIdentityNumber, MissileStatus.Launched);
if (updateStatus)
{
return(Ok());
}
return(BadRequest());
}
