public async Task <bool> CheckInputsAsync(string name)
{
if (Attendance.StudentsOfGrade(ClassName).Select(b => b.Value).Contains(name))
{
await DisplayAlert("Error", "1This student already exists in this grade", "ok");
return(false);
}
if (string.IsNullOrEmpty(NameEntry.Text))
{
await DisplayAlert("Error", "2Student Name is a Required Field", "ok");
return(false);
}
if (!NameEntry.Text.Trim().Contains(" "))
{
await DisplayAlert("Error", "3First and Last Name are Required. ", "ok");
return(false);
}
if (!string.IsNullOrEmpty(TeacherPhoneEntry.Text) && TeacherPhoneEntry.Text.Length != 10)
{
await DisplayAlert("Error", "4Invalid Phone Number.", "ok");
return(false);
}
if (!(int.TryParse(TeacherPhoneEntry.Text, out int a)))
{
await DisplayAlert("Error", "5Invalid Phone Number.", "ok");
return(false);
}
if (string.IsNullOrEmpty(BirthdayMonth.Text))
{
await DisplayAlert("Error", "10Student Birthday is a Required Field", "ok");
return(false);
}
if (string.IsNullOrEmpty(BirthdayDay.Text))
{
await DisplayAlert("Error", "10Student Birthday is a Required Field", "ok");
return(false);
}
if (BirthdayMonth.Text.Length > 2 || BirthdayMonth.Text.Length < 1)
{
await DisplayAlert("Error", "11Invalid Student Birthday.", "ok");
return(false);
}
return(true);
}
private void StudentSearch_TextChanged(object sender, TextChangedEventArgs e)
{
if ((e.OldTextValue ?? "").Length > (e.NewTextValue ?? "").Length)
{
InGrade = Attendance.StudentsOfGrade(ClassName);
InitializeTeachers();
InitializeStudents();
}
else
{
NamesTable = new TableSection();
List <ViewCell> visible = new List <ViewCell>();
string filter = StudentSearch.Text.Trim().ToLower();
int count = 0;
foreach (ViewCell c in Backup)
{
StackLayout s = c.View as StackLayout;
Label l = s.Children[2] as Label;
if (l.Text.ToLower().Contains(filter))
{
// make visible
s.Children[1] = GetPhoto(new KeyValuePair <string, string>((s.Children[0] as Label).Text, l.Text), true);
visible.Add(c);
count++;
}
}
foreach (ViewCell v in visible)
{
NamesTable.Add(v);
}
if (count == 0)
{
// there are no students that match this filter
NotFoundStack.IsVisible = true;
}
else
{
NotFoundStack.IsVisible = false;
}
NamesTableRoot.Clear();
NamesTableRoot.Add(NamesTable);
Scroll.ScrollToAsync(0, 0, false);
}
}
public GradeAttendance(HymnsAttendance attendance, string className)
{
InitializeComponent();
DatePicker.MaximumDate = DateTime.Now;
Attendance = attendance;
ClassName = className;
Backup = new List <ViewCell>();
TeacherBackup = new List <ViewCell>();
NamesTable = new TableSection();
TeachersNamesTable = new TableSection();
InGrade = Attendance.StudentsOfGrade(ClassName);
InitializeTeachers();
InitializeStudents();
}
private void InitGrid()
{
var students = Attendance.StudentsOfGrade(ClassName);
InfoStack.Children.Clear();
InitTeachers();
//Students
for (int i = 0; i < students.Count; i++)
{
var stream = Attendance.GetStudentPhoto(students[i].Key);
CircleImage profilePicture = new CircleImage
{
Source = ImageSource.FromStream(() =>
{
return(stream);
}),
HeightRequest = 50,
WidthRequest = 50
};
if (stream == null)
{
profilePicture = new CircleImage {
Source = "blankprofile.png", HeightRequest = 50, WidthRequest = 50
};
}
profilePicture.HorizontalOptions = LayoutOptions.Center;
profilePicture.VerticalOptions = LayoutOptions.Center;
Label nameLabel = new Label()
{
Text = students[i].Value,
Style = Resources["detailTablet"] as Style
};
string birthday = Attendance.GetStudentInfo(students[i].Key)[(int)HymnsAttendance.StudentInfo.BIRTHDAY];
Label birthdayLabel = new Label()
{
//Text = num.Length == 0 ? "" : "(" + num.Substring(0, 3) + ")-" + num.Substring(3, 3) + "-" + num.Substring(6),
Text = birthday,
Style = Resources["detailTablet"] as Style
};
int days = Attendance.GetDatesForYear(students[i].Key);
float weeks = DateTime.Now.DayOfYear / 7.0f;
string percent = ((int)(100 * days / weeks)).ToString() + "%";
Label attend = new Label()
{
Text = percent,
Style = Resources["detailTablet"] as Style
};
SwipeItem editSwipeItem = new SwipeItem
{
Text = "EDIT",
BackgroundColor = Color.Red,
CommandParameter = new Label()
{
Text = students[i].Key + ";" + students[i].Value, IsVisible = false
}
};
editSwipeItem.Invoked += SwipeItem_Clicked;
SwipeItem infoSwipeItem = new SwipeItem
{
Text = "INFO",
BackgroundColor = Color.Green,
CommandParameter = new Label()
{
Text = students[i].Key + ";" + students[i].Value, IsVisible = false
}
};
infoSwipeItem.Invoked += InfoSwipeItem_Clicked;
Grid grid = new Grid()
{
ColumnDefinitions = new ColumnDefinitionCollection()
{
new ColumnDefinition()
{
Width = new GridLength(2, GridUnitType.Star)
},
new ColumnDefinition()
{
Width = new GridLength(4, GridUnitType.Star)
},
new ColumnDefinition()
{
Width = new GridLength(2, GridUnitType.Star)
},
new ColumnDefinition()
{
Width = new GridLength(2, GridUnitType.Star)
}
},
RowDefinitions = new RowDefinitionCollection()
{
new RowDefinition()
{
Height = new GridLength(70, GridUnitType.Absolute)
}
},
BackgroundColor = Color.White
};
grid.Children.Add(profilePicture, 0, 0);
grid.Children.Add(nameLabel, 1, 0);
grid.Children.Add(birthdayLabel, 2, 0);
grid.Children.Add(attend, 3, 0);
List <SwipeItem> swipeItems = new List <SwipeItem>()
{
editSwipeItem, infoSwipeItem
};
SwipeView swipeView = new SwipeView
{
RightItems = new SwipeItems(swipeItems),
Content = grid
};
InfoStack.Children.Add(swipeView);
InfoStack.Children.Add(new BoxView
{
Color = Color.LightGray,
BackgroundColor = Color.LightGray,
HeightRequest = 0.5,
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.Center
});
}
}
