public Task Create(Task taskToCreate)
{
_entities.AddToTaskSet(taskToCreate);
_entities.SaveChanges();
return taskToCreate;
}
public void Delete(Task taskToDelete)
{
var originalTask = Get(taskToDelete.Id);
_entities.DeleteObject(originalTask);
_entities.SaveChanges();
}
public bool ValidateTask(Task taskToValidate)
{
//convert null values to default strings
taskToValidate.Subject = taskToValidate.Subject ?? "";
if (taskToValidate.Subject.Trim().Length == 0)
_validationDictionary.AddError("Task.Subject", "A Subject is required.");
if (taskToValidate.StartDate < DateTime.Now)
{
_validationDictionary.AddError("Task.StartDate", "The Start Date must be greater or equals to current date time.");
return _validationDictionary.IsValid;
}
if (taskToValidate.EndDate <= taskToValidate.StartDate)
{
_validationDictionary.AddError("Task.EndDate", "The End Date must be greater than Start date.");
return _validationDictionary.IsValid;
}
if (taskToValidate.LimitDate < taskToValidate.StartDate || taskToValidate.LimitDate > taskToValidate.EndDate)
_validationDictionary.AddError("Task.LimitDate", "The Limit Date must be within Start Date and End Date interval.");
return _validationDictionary.IsValid;
}
public Task Update(Task taskToUpdate)
{
var originalTask = Get(taskToUpdate.Id);
_entities.ApplyCurrentValues(originalTask.EntityKey.EntitySetName, taskToUpdate);
_entities.SaveChanges();
return taskToUpdate;
}
public TaskViewModel(Task task)
{
//creating the elements for task status and task priority drop down lists
var statuses = Enum.GetNames(typeof(TaskStatus));
var priorities = Enum.GetNames(typeof(TaskPriority));
Task = task;
Statuses = new SelectList(statuses, Task.Status);
Priorities = new SelectList(priorities, Task.Priority);
}
public bool CreateTask(Task taskToCreate)
{
// Validation logic
if (!ValidateTask(taskToCreate))
return false;
// Database logic
try
{
_repository.Create(taskToCreate);
}
catch
{
return false;
}
return true;
}
public TaskViewModel()
{
//we round the current time like this: 13:45:0 ==> 14:00:00
DateTime current = new DateTime(DateTime.Now.Year, DateTime.Now.Month, DateTime.Now.Day,
(DateTime.Now.Hour + 1) % 24, 0, 0);
Task = new Task
{
StartDate = current,
LimitDate = current.AddDays(5),
EndDate = current.AddDays(10)
};
//creating the elements for task status and task priority drop down lists
var statuses = Enum.GetNames(typeof(TaskStatus));
var priorities = Enum.GetNames(typeof(TaskPriority));
Statuses = new SelectList(statuses, Task.Status);
Priorities = new SelectList(priorities, Task.Priority);
}
public bool EditTask(Task taskToEdit)
{
// we only validate the "Subject" as the other fields( StarDate,LimitDate,EndDate) cannot
// be edited once the task has been created, and 'Status' and 'Priority' don't need to.
if (taskToEdit.Subject.Trim().Length == 0)
{
_validationDictionary.AddError("Task.Subject", "A Subject is required.");
return false;
}
// Database logic
try
{
_repository.Update(taskToEdit);
}
catch
{
return false;
}
return true;
}
public bool DeleteTask(Task taskToDelete)
{
try
{
_repository.Delete(taskToDelete);
}
catch
{
return false;
}
return true;
}
/// <summary>
/// Deprecated Method for adding a new object to the TaskSet EntitySet. Consider using the .Add method of the associated ObjectSet<T> property instead.
/// </summary>
public void AddToTaskSet(Task task)
{
base.AddObject("TaskSet", task);
}
/// <summary>
/// Create a new Task object.
/// </summary>
/// <param name="id">Initial value of the Id property.</param>
/// <param name="subject">Initial value of the Subject property.</param>
/// <param name="status">Initial value of the Status property.</param>
/// <param name="startDate">Initial value of the StartDate property.</param>
/// <param name="limitDate">Initial value of the LimitDate property.</param>
/// <param name="endDate">Initial value of the EndDate property.</param>
/// <param name="priority">Initial value of the Priority property.</param>
public static Task CreateTask(global::System.Int32 id, global::System.String subject, global::System.String status, global::System.DateTime startDate, global::System.DateTime limitDate, global::System.DateTime endDate, global::System.String priority)
{
Task task = new Task();
task.Id = id;
task.Subject = subject;
task.Status = status;
task.StartDate = startDate;
task.LimitDate = limitDate;
task.EndDate = endDate;
task.Priority = priority;
return task;
}
public ActionResult Delete(Task task)
{
if (!_taskService.DeleteTask(task))
return View(task);
return RedirectToAction("Index");
}