/// <summary>
/// Updates a mission track from values in the submitted model, provided that game rules allow it.
/// </summary>
/// <param name="model">The model containing new values.</param>
/// <returns>Task.</returns>
/// <exception cref="InvalidOperationException">Thrown if the track was not updated for any reason.</exception>
public async Task UpdateTrackAsync(MissionTrackViewModel model)
{
Log.Info($"Updating track {model}");
var maybeTrack = unitOfWork.MissionTracks.GetMaybe(model.Id);
if (maybeTrack.None)
{
Log.Error($"The target track id={model.Id} was not found in the database");
throw new InvalidOperationException("The track was not found in the database");
}
var targetLevel = model.MissionLevelId;
var maybeLevel = unitOfWork.MissionLevels.GetMaybe(targetLevel);
if (maybeLevel.None)
{
Log.Error($"Update blocked because the target level id={targetLevel} was not found");
throw new InvalidOperationException("Can't move the track to a non-existent level");
}
var dbLevel = maybeLevel.Single();
if (dbLevel.Tracks.Any(p => p.Number == model.Number && p.Id != model.Id))
{
Log.Warn($"Update blocked because destination level id={targetLevel} already has a track number={model.Number}");
throw new InvalidOperationException("The destination track already has that level number");
}
var dbTrack = maybeTrack.Single();
mapper.Map(model, dbTrack);
await unitOfWork.CommitAsync();
}
// GET: Admin/MissionTracks/Create
public ActionResult Create()
{
var model = new MissionTrackViewModel();
PopulatePickLists(model);
return(View(model));
}
private void PopulatePickLists(MissionTrackViewModel model)
{
var badgeSelector = uow.Badges.PickList.ToSelectList();
var levelSelector = uow.MissionLevels.PickList.ToSelectList();
model.BadgePicker = badgeSelector;
model.LevelPicker = levelSelector;
}
public async Task <ActionResult> Edit(
[Bind(Include = "Id,Name,Number,AwardTitle,BadgeId,MissionLevelId")] MissionTrackViewModel missionTrack)
{
if (!ModelState.IsValid)
{
PopulatePickLists(missionTrack);
return(View(missionTrack));
}
try
{
await gameEngine.UpdateTrackAsync(missionTrack);
return(RedirectToAction("Index"));
}
catch (Exception e)
{
ModelState.AddModelError(string.Empty, e.Message);
PopulatePickLists(missionTrack);
return(View(missionTrack));
}
}