public CoursesListViewModel() { /*AddCourseCommand*/ AddCourseCommand = new RelayCommand <string[]>(AddMoreOne, CheckToAddCourse); RemoveCourseCommand = new RelayCommand <CourseItemViewModel>(RemoveCourse); r_CourseCheck = new CourseItemViewModel(); SaveCommand = new RelayCommand(Save); CalAverage = new CalculateAvg(); Items = new ObservableCollection <CourseItemViewModel>(); var toAdd = new CourseItemViewModel() { CourseName = "Fore to see long text input.", Mark = 77, Points = 2f, Year = 2, Semester = eSemester.C }; toAdd = new CourseItemViewModel() { CourseName = "One for me", Mark = 96, Points = 2, Year = 2, Semester = eSemester.B }; Items.Add(toAdd); CalAverage.AddMarkAndPoints(toAdd.Mark, toAdd.Points); toAdd = new CourseItemViewModel() { CourseName = "Two for you :)", Mark = 81, Points = 4.5f, Year = 1, Semester = eSemester.A }; Items.Add(toAdd); CalAverage.AddMarkAndPoints(toAdd.Mark, toAdd.Points); toAdd = new CourseItemViewModel() { CourseName = "Third is here ", Mark = 83, Points = 3.5f, Year = 3, Semester = eSemester.A }; Items.Add(toAdd); CalAverage.AddMarkAndPoints(toAdd.Mark, toAdd.Points); toAdd = new CourseItemViewModel() { CourseName = "Fore to see long text input.", Mark = 77, Points = 2f, Year = 2, Semester = eSemester.C }; Items.Add(toAdd); CalAverage.AddMarkAndPoints(toAdd.Mark, toAdd.Points); bool testingSave = false; //if (testingSave) //{ // try // { // foreach (CourseItemViewModel item in Items) // { // CalAverage.SubstractMarkAndPoints(item.Mark, item.Points); // } // Items = StaticSaverTest.DataMeneger.LoadData(); // // Items.Sum(x => x.Points).Select(n => new { TotalMark = n.Mark, TotalPoints = n.Points }); // var sums = Items.GroupBy(q => 1) // .Select(g => new // { // TotalMark = g.Sum(q => q.Mark), // TotalPoint = g.Sum(q => q.Points), // // etc etc // }) // .Single(); // //CalAverage.AddMarkAndPoints(sums.TotalMark,sums.TotalPoint); // foreach (CourseItemViewModel item in Items) // { // CalAverage.AddMarkAndPoints(item.Mark, item.Points); // } // //StaticSaverTest.DataMeneger.SaveData(Items); // } // catch (Exception ex) // { // } //} }
public void RemoveCourse(CourseItemViewModel i_ToDelete) { // BM : To remember to delete from the total Average Items.Remove(i_ToDelete); CalAverage.SubstractMarkAndPoints(i_ToDelete.Mark, i_ToDelete.Points); }