/// <summary>
/// Converts a <see cref="BusinessEntities.Student"/> class to a <see cref="Model.Student"/>
/// class. The BusinessEntities.Student class is referenced by this Business Logic Layer
/// while the Model.Student class is referenced by the Data Access Layer.
/// </summary>
/// <param name="businessStudent">The instance of the BusinessEntities.Student class.</param>
/// <returns>A corresponding instance of the Model.Student class.</returns>
public Model.Student ToModel(BusinessEntities.Student businessStudent)
{
Model.Student modelStudent = new Model.Student();
modelStudent.Id = businessStudent.Id;
modelStudent.Firstname = businessStudent.Firstname;
modelStudent.Surname = businessStudent.Surname;
modelStudent.DOB = DateTime.Parse(businessStudent.DOB);
modelStudent.Course = businessStudent.Course;
modelStudent.YearOfStudy = (Model.YearOfStudyEnum)businessStudent.YearOfStudy;
modelStudent.Address = new Model.Address();
modelStudent.Address.Address1 = businessStudent.Address.Address1;
modelStudent.Address.Town = businessStudent.Address.Town;
modelStudent.Address.County = businessStudent.Address.County;
modelStudent.Address.PostCode = businessStudent.Address.PostCode;
modelStudent.Contact = new Model.ContactDetail();
modelStudent.Contact.HomePhone = businessStudent.Contact.HomePhone;
modelStudent.Contact.MobilePhone = businessStudent.Contact.MobilePhone;
modelStudent.Contact.HomeEmail = businessStudent.Contact.HomeEmail;
modelStudent.Contact.StudentEmail = businessStudent.Contact.StudentEmail;
return(modelStudent);
}
/// <summary>
/// Converts a <see cref="Model.Student"/> class to <see cref="BusinessEntities.Student"/>
/// class. The Model.Student class is referenced by the Data Access Layer, while the
/// BusinessEntities.Student is referenced by this Business Logic Layer.
/// </summary>
/// <param name="modelStudent">The instance of the Model.Student class</param>
/// <returns>An instance of the BusinessEntities.Student class</returns>
public BusinessEntities.Student ToBusinessEntity(Model.Student modelStudent)
{
BusinessEntities.Student businessStudent = new BusinessEntities.Student();
businessStudent.Id = modelStudent.Id;
businessStudent.Firstname = modelStudent.Firstname;
businessStudent.Surname = modelStudent.Surname;
businessStudent.DOB = modelStudent.DOB.ToString();
businessStudent.Course = modelStudent.Course;
businessStudent.YearOfStudy = (BusinessEntities.YearOfStudyEnum)modelStudent.YearOfStudy;
businessStudent.Address = new BusinessEntities.Address();
businessStudent.Address.Address1 = modelStudent.Address.Address1;
businessStudent.Address.Town = modelStudent.Address.Town;
businessStudent.Address.County = modelStudent.Address.County;
businessStudent.Address.PostCode = modelStudent.Address.PostCode;
businessStudent.Contact = new BusinessEntities.ContactDetail();
businessStudent.Contact.HomePhone = modelStudent.Contact.HomePhone;
businessStudent.Contact.MobilePhone = modelStudent.Contact.MobilePhone;
businessStudent.Contact.HomeEmail = modelStudent.Contact.HomeEmail;
businessStudent.Contact.StudentEmail = modelStudent.Contact.StudentEmail;
return businessStudent;
}
/// <summary>
/// Converts a <see cref="Model.Student"/> class to <see cref="BusinessEntities.Student"/>
/// class. The Model.Student class is referenced by the Data Access Layer, while the
/// BusinessEntities.Student is referenced by this Business Logic Layer.
/// </summary>
/// <param name="modelStudent">The instance of the Model.Student class</param>
/// <returns>An instance of the BusinessEntities.Student class</returns>
public BusinessEntities.Student ToBusinessEntity(Model.Student modelStudent)
{
BusinessEntities.Student businessStudent = new BusinessEntities.Student();
businessStudent.Id = modelStudent.Id;
businessStudent.Firstname = modelStudent.Firstname;
businessStudent.Surname = modelStudent.Surname;
businessStudent.DOB = modelStudent.DOB.ToString();
businessStudent.Course = modelStudent.Course;
businessStudent.YearOfStudy = (BusinessEntities.YearOfStudyEnum)modelStudent.YearOfStudy;
businessStudent.Address = new BusinessEntities.Address();
businessStudent.Address.Address1 = modelStudent.Address.Address1;
businessStudent.Address.Town = modelStudent.Address.Town;
businessStudent.Address.County = modelStudent.Address.County;
businessStudent.Address.PostCode = modelStudent.Address.PostCode;
businessStudent.Contact = new BusinessEntities.ContactDetail();
businessStudent.Contact.HomePhone = modelStudent.Contact.HomePhone;
businessStudent.Contact.MobilePhone = modelStudent.Contact.MobilePhone;
businessStudent.Contact.HomeEmail = modelStudent.Contact.HomeEmail;
businessStudent.Contact.StudentEmail = modelStudent.Contact.StudentEmail;
return(businessStudent);
}
protected override void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
// Instantiate the business layer and inject the repository.
BusinessLayer.IStudentBLL BLL = new BusinessLayer.StudentBLL((App.Current as App).GetRepository());
// Get the student Id passed as the parameter.
long parameterId = 0;
if (e.Parameter != null && e.Parameter != string.Empty)
{
parameterId = (long)e.Parameter;
// Get the student record
student = BLL.GetStudentById(parameterId);
}
else
{
student = new BusinessEntities.Student();
}
if (student != null)
{
// Set the form values to display the student record.
SetFormValues();
// Set the button descriptions to Save and Cancel, make the Cancel button visible.
this.RegisterStudent.Content = "Save";
}
}
/// <summary>
/// Initialises the Register Student form.
/// </summary>
/// <remarks>
/// Move this to a helper class so that the code is separate.
/// Referencing the items on the form is not obvious to me
/// at the moment, MUST investigate this further.
/// </remarks>
private void ResetForm()
{
student = new Student();
this.StudentEntry.DataContext = student;
//this.txtFirstNameInput.Text = string.Empty;
//this.txtSurnameInput.Text = string.Empty;
//this.txtDoBInput.Text = string.Empty;
//this.txtCourseTitleInput.Text = string.Empty;
//this.txtAddressInput.Text = string.Empty;
//this.txtTownInput.Text = string.Empty;
//this.txtCountyInput.Text = string.Empty;
//this.txtPostCodeInput.Text = string.Empty;
//this.cbYearOfStudyInput.SelectedIndex = 0;
//this.txtPhoneHomeInput.Text = string.Empty;
//this.txtPhoneMobileInput.Text = string.Empty;
//this.txtEmailHomeInput.Text = string.Empty;
//this.txtEmailStudentInput.Text = string.Empty;
this.currentStudentId = 0;
}
private void GetFormValues()
{
// create a new instance of a Student record if it's not already loaded
// ie. we're in Add new student mode and not edit student mode.
if (currentStudentId == 0) student = new Student();
// load Student record from onscreen values
student.Firstname = this.txtFirstNameInput.Text;
student.Surname = this.txtSurnameInput.Text;
student.DOB = this.txtDoBInput.Text;
student.Course = this.txtCourseTitleInput.Text;
if (cbYearOfStudyInput.SelectedValue == null)
{
student.YearOfStudy = BusinessEntities.YearOfStudyEnum.First;
}
else
{
student.YearOfStudy = (BusinessEntities.YearOfStudyEnum)this.cbYearOfStudyInput.SelectedValue;
}
student.Address = new BusinessEntities.Address();
student.Address.Address1 = this.txtAddressInput.Text;
student.Address.Town = this.txtTownInput.Text;
student.Address.County = this.txtCountyInput.Text;
student.Address.PostCode = this.txtPostCodeInput.Text;
student.Contact = new BusinessEntities.ContactDetail();
student.Contact.HomePhone = this.txtPhoneHomeInput.Text;
student.Contact.MobilePhone = this.txtPhoneMobileInput.Text;
student.Contact.HomeEmail = this.txtEmailHomeInput.Text;
student.Contact.StudentEmail = this.txtEmailStudentInput.Text;
}
public void DeleteStudent(BusinessEntities.Student student)
{
Helpers helper = new Helpers();
_repository.DeleteStudent(helper.ToModel(student));
}
