/// <summary>
/// Delete the specified goal and descendents from the db.
/// If the goal is not already in the repository, an
/// exception is thrown.
/// </summary>
public void DeleteGoal(Goal goal, ProjectData projectData, TaskData taskData)
{
if (goal == null)
{
throw new ArgumentNullException("goal");
}
if (goal.GoalId == 0)
{
throw new InvalidOperationException("delete goal");
}
var query = (from g in _appInfo.GcContext.Goals
where g.GoalID == goal.GoalId
select g).First();
Goal requestedGoal = Goal.CreateGoal(query);
// delete child projects first
List <Project> childProjects = this.GetChildProjects(requestedGoal.GoalId);
foreach (Project childProject in childProjects)
{
projectData.DeleteProject(childProject, taskData);
}
_appInfo.GcContext.DeleteObject(query);
_appInfo.GcContext.SaveChanges();
if (this.GoalDeleted != null)
{
this.GoalDeleted(this, new GoalDeletedEventArgs(goal));
}
}
/// <summary>
/// Deletes the selected project.
/// </summary>
public void DeleteProject()
{
ProjectViewModel selectedProjectVM = AllProjects.FirstOrDefault(p => p.IsSelected == true);
if (selectedProjectVM != null && WPFMessageBox.Show(Properties.Resources.Delete_Confirm, Properties.Resources.Projects_Delete_Confirm, WPFMessageBoxButtons.YesNo, WPFMessageBoxImage.Question) == WPFMessageBoxResult.Yes)
{
_projectData.DeleteProject(_projectData.GetProjectByProjectId(selectedProjectVM.ProjectId), _taskData);
selectedProjectVM.Dispose();
}
}