//get task
        public Task getTask(string taskName)
        {
            var task = new Task();

            using (var db = new HealthModelsDataContext())
            {
                var query = db.Tasks.SingleOrDefault(targetTask => targetTask.taskName.Equals(taskName));
                task = query;
            }

            return task;
        }
        //update task
        public void updateTask(string taskName, string status, string description)
        {
            var task = new Task();

            using (var db = new HealthModelsDataContext())
            {
                task = db.Tasks.SingleOrDefault(targetTask => targetTask.taskName.Equals(taskName));

                if (task != null)
                {
                    task.taskName = taskName;
                    task.status = status;
                    task.description = description;

                    db.SubmitChanges();
                }
            }
        }
 partial void UpdateTask(Task instance);
 partial void DeleteTask(Task instance);
 partial void InsertTask(Task instance);