public async Task<IHttpActionResult> AppendWaypoints(int id, Waypoint[] wps)
{
if (wps.Count() == 0)
{
return Ok(wps);
}
using (var trans = db.Database.BeginTransaction())
{
var wp = await getLastWaypoint(id);
await this.addWaypointsToMission(id, wps);
wp.NextWaypointId = wps[0].Id;
db.Entry(wp).State = System.Data.Entity.EntityState.Modified;
await db.SaveChangesAsync();
var hub = GlobalHost.ConnectionManager.GetHubContext<VehicleHub>();
hub.Clients.All.newRouteForMission(id);
return Ok(wps);
}
}
private async Task addWaypointsToMission(int missionId, Waypoint[] wps)
{
var wpLast = wps.Last();
wpLast.MissionId = missionId;
wpLast = db.Waypoints.Add(wpLast);
wpLast.IsActive = true;
await db.SaveChangesAsync();
for (int i = wps.Count() - 2; i >= 0; i--)
{
var curWp = wps.ElementAt(i);
curWp.NextWaypointId = wpLast.Id;
curWp.MissionId = missionId;
curWp.IsActive = true;
wpLast = db.Waypoints.Add(curWp);
await db.SaveChangesAsync();
}
}
public async Task<IHttpActionResult> NewRouteForMission(int id, Waypoint[] wps)
{
using (var trans = db.Database.BeginTransaction())
{
Mission mission = await db.Missions.FindAsync(id);
if (mission == null)
{
return NotFound();
}
if (wps == null || wps.Count() < 1)
{
return BadRequest();
}
foreach (var wp in mission.Waypoints)
{
wp.IsActive = false;
db.Entry(wp).State = System.Data.Entity.EntityState.Modified;
}
await db.SaveChangesAsync();
await this.addWaypointsToMission(id, wps);
trans.Commit();
var hub = GlobalHost.ConnectionManager.GetHubContext<VehicleHub>();
hub.Clients.All.newRouteForMission(mission.id);
return Ok(wps);
}
}