// Create a new Person
public Person Create(Person mPerson)
{
var result = 0;
EDM.Person edmPerson = PersonMapper.MapOneDMtoEDM(mPerson);
try {
this._dbContext.People.Add(edmPerson);
result = this._dbContext.SaveChanges();
// DbContext sets Id to the new Identity value.
mPerson.Id = edmPerson.Id;
}
catch (System.Data.UpdateException ex) {
if (ex.InnerException != null && ex.InnerException is System.Data.SqlClient.SqlException &&
((System.Data.SqlClient.SqlException)ex.InnerException).ErrorCode == 8152)
{
throw ex.InnerException;
}
else
{
throw ex;
}
}
return(mPerson);
}
// GetById
public Person GetById(int id)
{
EDM.Person edmPerson = default(EDM.Person);
edmPerson = _dbContext.People
.Where(edm => edm.Id == id).FirstOrDefault();
return(PersonMapper.MapOneEDMtoDM(edmPerson));
}
public static EDM.Person MapOneDMtoEDM(Person mPerson) {
EDM.Person edmPerson = new EDM.Person();
edmPerson.Id = mPerson.Id;
edmPerson.SSN = mPerson.SSN;
edmPerson.BirthDate = DateTime.Parse(mPerson.BirthDate);
edmPerson.State = mPerson.State;
edmPerson.ZipCode = mPerson.ZipCode;
edmPerson.MarkedToDelete = bool.Parse(mPerson.MarkedToDelete);
return edmPerson;
}
public static EDM.Person MapOneDMtoEDM(Person mPerson)
{
EDM.Person edmPerson = new EDM.Person();
edmPerson.Id = mPerson.Id;
edmPerson.SSN = mPerson.SSN;
edmPerson.BirthDate = DateTime.Parse(mPerson.BirthDate);
edmPerson.State = mPerson.State;
edmPerson.ZipCode = mPerson.ZipCode;
edmPerson.MarkedToDelete = bool.Parse(mPerson.MarkedToDelete);
return(edmPerson);
}
public static Person MapOneEDMtoDM(EDM.Person edmPerson)
{
Person mPerson = new Person();
mPerson.Id = edmPerson.Id;
mPerson.SSN = edmPerson.SSN;
mPerson.BirthDate = edmPerson.BirthDate.ToShortDateString();
mPerson.State = edmPerson.State;
mPerson.ZipCode = edmPerson.ZipCode;
mPerson.MarkedToDelete = edmPerson.MarkedToDelete.ToString();
return(mPerson);
}
// Update an existing Person
public int Update(Person mPerson)
{
var result = 0;
EDM.Person edmLoadedPerson = null;
EDM.Person edmPerson = PersonMapper.MapOneDMtoEDM(mPerson);
try {
// Load object into context (entity framework)
edmLoadedPerson = _dbContext.People.Where(edm => edm.Id == mPerson.Id).FirstOrDefault();
if (edmLoadedPerson == null) //not found?
{
throw new Exception("Person not found to update");
}
else
{
// Update
_dbContext.Entry(edmLoadedPerson).CurrentValues.SetValues(edmPerson);
}
// Save in data access (entity framework)
result = this._dbContext.SaveChanges();
}
catch (System.Data.UpdateException ex) {
if (ex.InnerException != null && ex.InnerException is System.Data.SqlClient.SqlException &&
((System.Data.SqlClient.SqlException)ex.InnerException).ErrorCode == 8152)
{
throw ex.InnerException;
}
else
{
throw ex;
}
}
return(result);
}
// Delete an existing Person
public int Delete(int id)
{
var result = 0;
EDM.Person edmLoadedPerson = null;
try {
// Load object into context (entity framework)
edmLoadedPerson = _dbContext.People.Where(edm => edm.Id == id).FirstOrDefault();
// Modify the context
if (edmLoadedPerson == null) //not found?
{
throw new Exception("Person not found to delete");
}
else
{
// Delete
this._dbContext.People.Remove(edmLoadedPerson);
}
// Save in data access (entity framework)
result = this._dbContext.SaveChanges();
}
catch (System.Data.UpdateException ex) {
if (ex.InnerException != null && ex.InnerException is System.Data.SqlClient.SqlException &&
((System.Data.SqlClient.SqlException)ex.InnerException).ErrorCode == 8152)
{
throw ex.InnerException;
}
else
{
throw ex;
}
}
return(result);
}
