/// <summary>
/// Increments / Decrements a single property.
/// </summary>
/// <param name="id">ObjectId</param>
/// <param name="propertyName"></param>
/// <param name="delta">change</param>
/// <param name="callback"></param>
/// <returns></returns>
public void UpdateDelta(string id, string propertyName, int delta, Action <Response> callback)
{
if (!IsAuthenticated)
{
callback(new Response(new Exception("Not authenticated")));
return;
}
if (delta == 0)
{
UnityEngine.Debug.LogWarning("Delta of 0 is no delta at all. please use +/- 1 minimum.");
callback(new Response());
return;
}
var model = new StorageDelta
{
ObjectId = id,
PropertyName = propertyName,
Delta = delta,
IsFloat = false,
};
HttpPostAsync("UpdateDelta", model, callback);
}
public async Task <IHttpActionResult> UpdateDelta(StorageDelta model)
{
var entity = await AppDatabase.Storage.FindAsync(model.ObjectId);
if (entity == null)
{
return(Ok());
}
// ACL
switch (entity.AclType)
{
case StorageACLType.Admin:
if (!User.Identity.IsAuthenticated)
{
return(Unauthorized());
}
break;
case StorageACLType.User:
if (UserId != entity.AclParam)
{
return(Unauthorized());
}
break;
}
var data = entity.GetData();
var token = data.GetValue(model.PropertyName);
if (model.IsFloat)
{
data[model.PropertyName] = token.Value <float>() + model.Delta;
}
else
{
data[model.PropertyName] = token.Value <int>() + (int)model.Delta;
}
entity.ObjectData = data.ToString();
entity.ModifiedOn = DateTime.UtcNow;
// Context.Update(entity);
await AppDatabase.SaveChangesAsync();
return(Ok());
}
