public bool DeleteTag(Guid tagId)
{
if (tagId == Guid.Empty)
throw new FaultException("Unable to delete tag because the passed in id was empty");
TaskrDataContext db = new TaskrDataContext(ConfigurationProvider.GetConnection("Taskr"));
Tag tag = db.Tags.SingleOrDefault(t => t.Id == tagId);
if (tag == null)
{
throw new FaultException(string.Format("Tag with id {0} not exist", tagId));
}
try
{
db.Tags.DeleteOnSubmit(tag);
db.SubmitChanges();
return true;
}
catch
{
return false;
}
}
public TaskDTO GetTask(Guid taskId)
{
if (taskId == Guid.Empty)
throw new FaultException("Unable to retrieve task because the passed in id was empty");
TaskrDataContext db = new TaskrDataContext(ConfigurationProvider.GetConnection("Taskr"));
return TaskDTO.StaticMapFrom(db.Tasks.SingleOrDefault(t => t.Id == taskId));
}
public IList<TagDTO> ListTags()
{
TaskrDataContext db = new TaskrDataContext(ConfigurationProvider.GetConnection("Taskr"));
IList<TagDTO> result = new List<TagDTO>();
foreach (var item in db.Tags.OrderBy(t => t.Label))
{
result.Add(TagDTO.StaticMapFrom(item));
}
return result;
}
public Guid SaveTag(TagDTO tag)
{
Guid tagId = Guid.Empty;
if (tag == null)
throw new FaultException("Unable to save null tag.");
TaskrDataContext db = new TaskrDataContext(ConfigurationProvider.GetConnection("Taskr"));
if (tag.Id == Guid.Empty)
{
Tag _tag = tag.MapTo();
tagId = _tag.Id;
db.Tags.InsertOnSubmit(_tag);
}
else
{
Tag _tag = db.Tags.SingleOrDefault(t => t.Id == tag.Id);
tag.MapInto(_tag);
tagId = _tag.Id;
}
db.SubmitChanges();
return tagId;
}
public Guid SaveTask(TaskDTO task)
{
Guid taskId = Guid.Empty;
if (task == null)
throw new FaultException("Unable to save null task");
TaskrDataContext db = new TaskrDataContext(ConfigurationProvider.GetConnection("Taskr"));
if (task.Id == Guid.Empty)
{
//If a new task is created, instruct SaaSGrid to adjust the limit counter appriopriately.
MeterStatus result = SubscriptionContext.Instance.IncrementLimitCounter(Constants.FeatureNumberOfTasks);
if (MeterStatus.NotExhausted == result)
{
try
{
Task _task = task.MapTo();
db.Tasks.InsertOnSubmit(_task);
db.SubmitChanges();
taskId = _task.Id;
}
catch
{
SubscriptionContext.Instance.DecrementLimitCounter(Constants.FeatureNumberOfTasks);
throw;
}
}
else
{
throw new LimiterExhaustedException
(
Constants.FeatureNumberOfTasks,
result,
Home.Resources.Task_MaximumLimitReached
);
}
}
else
{
Task existingTask = db.Tasks.SingleOrDefault(t => t.Id == task.Id);
task.MapInto(existingTask);
db.SubmitChanges();
taskId = existingTask.Id;
}
return taskId;
}
