public Boolean CreateCurriculum(ref CurriculumBDO cbdo, ref string message)
{
message = "Curriculum Added Successfully";
bool ret = true;
Curriculum cur = new Curriculum();
try {
ConvertCurriculumBDOToCurriculum(cbdo, cur);
using (var DCEnt = new DCFIEntities())
{
DCEnt.Curriculums.Add(cur);
DCEnt.Entry(cur).State = System.Data.Entity.EntityState.Added;
int num = DCEnt.SaveChanges();
if (num == 0)
{
ret = false;
message = "Adding of Curriculum failed";
}
}
}
catch (DbEntityValidationException dbEx)
{
foreach (var validationErrors in dbEx.EntityValidationErrors)
{
foreach (var validationError in validationErrors.ValidationErrors)
{
Trace.TraceInformation("Property: {0} Error: {1}",
validationError.PropertyName,
validationError.ErrorMessage);
}
}
}
return ret;
}
private void ConvertCurriculumToCurriculumBDO(Curriculum c, CurriculumBDO currBDO)
{
currBDO.CurrentCurr = c.CurrentCurr;
currBDO.CurriculumCode = c.CurriculumCode;
currBDO.CurriculumSubjects = GetCurriculumSubjects(c.CurriculumCode);
currBDO.Description = c.Description;
}
public List<CurriculumBDO> GetAllCurriculums()
{
List<Curriculum> currList = new List<Curriculum>();
List<CurriculumBDO> currBDOList = new List<CurriculumBDO>();
try {
using (var DCEnt = new DCFIEntities())
{
var allCurr = (DCEnt.Curriculums);
currList = allCurr.ToList<Curriculum>();
foreach (Curriculum c in currList)
{
CurriculumBDO currBDO = new CurriculumBDO();
ConvertCurriculumToCurriculumBDO(c, currBDO);
currBDOList.Add(currBDO);
}
}
}
catch (DbEntityValidationException dbEx)
{
foreach (var validationErrors in dbEx.EntityValidationErrors)
{
foreach (var validationError in validationErrors.ValidationErrors)
{
Trace.TraceInformation("Property: {0} Error: {1}",
validationError.PropertyName,
validationError.ErrorMessage);
}
}
}
return currBDOList;
}
private void ConvertCurriculumBDOToCurriculum(CurriculumBDO c, Curriculum currBDO)
{
currBDO.CurrentCurr = c.CurrentCurr;
currBDO.CurriculumCode = c.CurriculumCode;
currBDO.CurriculumSubjects = ToCurriculumSubjectList(c.CurriculumSubjects);
currBDO.Description = c.Description;
}
public Boolean UpdateCurriculum(ref CurriculumBDO cbdo, ref string message)
{
message = "Curriculum updated successfully.";
Boolean ret = true;
Curriculum c = new Curriculum();
ConvertCurriculumBDOToCurriculum(cbdo, c);
using (var DCEnt = new DCFIEntities())
{
var cCode = c.CurriculumCode;
Curriculum cInDB = (from curri in DCEnt.Curriculums
where curri.CurriculumCode == cCode
select curri).FirstOrDefault();
if (cInDB == null)
{
throw new Exception("No Curriculum with Code" + c.CurriculumCode);
}
DCEnt.Curriculums.Remove(cInDB);
ConvertCurriculumBDOToCurriculum(cbdo, cInDB);
DCEnt.Curriculums.Attach(cInDB);
DCEnt.Entry(cInDB).State = System.Data.Entity.EntityState.Modified;
int num = DCEnt.SaveChanges();
if (num == 0)
{
ret = false;
message = "No Curriculum is updated.";
}
}
return ret;
}
public List<CurriculumBDO> GetAllCurriculums()
{
List<Curriculum> currList = new List<Curriculum>();
using (var DCEnt = new DCFIEntities())
{
var allCurr = (DCEnt.Curriculums);
currList = allCurr.ToList<Curriculum>();
}
List<CurriculumBDO> currBDOList = new List<CurriculumBDO>();
foreach (Curriculum c in currList)
{
CurriculumBDO currBDO = new CurriculumBDO();
ConvertCurriculumToCurriculumBDO(c, currBDO);
currBDOList.Add(currBDO);
}
return currBDOList;
}
public Boolean CreateCurriculum(ref CurriculumBDO cbdo, ref string message)
{
message = "Curriculum Added Successfully";
bool ret = true;
Curriculum cur = new Curriculum();
ConvertCurriculumBDOToCurriculum(cbdo, cur);
using (var DCEnt = new DCFIEntities())
{
DCEnt.Curriculums.Add(cur);
DCEnt.Entry(cur).State = System.Data.Entity.EntityState.Added;
int num = DCEnt.SaveChanges();
if (num == 0)
{
ret = false;
message = "Adding of Curriculum failed";
}
}
return ret;
}
public bool CreateCurriculum(ref Curriculum curriculum, ref string message)
{
CurriculumBDO cbdo = new CurriculumBDO();
TranslateCurriculumToCurriculumBDO(curriculum, cbdo);
return clogic.CreateCurriculum(ref cbdo, ref message);
}
private void TranslateCurriculumBDOToCurriculum(CurriculumBDO curriculum, Curriculum cbdo)
{
cbdo.CurrentCurr = curriculum.CurrentCurr;
cbdo.CurriculumCode = curriculum.CurriculumCode;
cbdo.Description = curriculum.Description;
cbdo.CurriculumSubjects = ToCurriculumSubjectList(curriculum.CurriculumSubjects);
}
private void TranslateCurriculumToCurriculumBDO(Curriculum curriculum, CurriculumBDO cbdo)
{
cbdo.CurrentCurr = curriculum.CurrentCurr;
cbdo.CurriculumCode = curriculum.CurriculumCode;
cbdo.Description = curriculum.Description;
cbdo.CurriculumSubjects = ToCurriculumSubjectBDOList(curriculum.CurriculumSubjects.ToList<CurriculumSubject>());
}
public bool UpdateCurriculum(ref Curriculum curriculum, ref string message)
{
CurriculumBDO cb = new CurriculumBDO();
TranslateCurriculumToCurriculumBDO(curriculum, cb);
return clogic.UpdateCurriculum(ref cb, ref message);
}
public Boolean UpdateCurriculum(ref CurriculumBDO cbdo, ref string message)
{
message = "Curriculum updated successfully.";
List<CurriculumSubject> toRemove;
List<CurriculumSubject> toAdd;
Boolean ret = true;
Curriculum c = new Curriculum();
Curriculum cInDB = new Curriculum();
try {
ConvertCurriculumBDOToCurriculum(cbdo, c);
using (var DCEnt = new DCFIEntities())
{
var cCode = c.CurriculumCode;
cInDB = (from curri in DCEnt.Curriculums
where curri.CurriculumCode == cCode
select curri).FirstOrDefault();
if (cInDB == null)
{
throw new Exception("No Curriculum with Code" + c.CurriculumCode);
}
if (cInDB.CurriculumSubjects.Count == 0)
{
foreach (CurriculumSubject s in c.CurriculumSubjects)
cInDB.CurriculumSubjects.Add(s);
}
else
{
toRemove = new List<CurriculumSubject>();
toAdd = new List<CurriculumSubject>();
if (cInDB.CurriculumSubjects.Count < c.CurriculumSubjects.Count)
{
foreach (CurriculumSubject cs in c.CurriculumSubjects)
{
int co = cInDB.CurriculumSubjects.Where(sub => sub.CurrSubCode == cs.CurrSubCode).Count();
if (co == 0)
toAdd.Add(cs);
}
foreach (CurriculumSubject cs in cInDB.CurriculumSubjects)
{
int co = c.CurriculumSubjects.Where(sub => sub.CurrSubCode == cs.CurrSubCode).Count();
if (co == 0)
toRemove.Add(cs);
}
}
else if (cInDB.CurriculumSubjects.Count > c.CurriculumSubjects.Count)
{
foreach (CurriculumSubject cs in c.CurriculumSubjects)
{//check here if correct logic
int co = cInDB.CurriculumSubjects.Where(sub => sub.CurrSubCode == cs.CurrSubCode).Count();
if (co == 0)
toAdd.Add(cs);
}
foreach (CurriculumSubject cs in cInDB.CurriculumSubjects)
{
int co = c.CurriculumSubjects.Where(sub => sub.CurrSubCode == cs.CurrSubCode).Count();
if (co == 0)
toRemove.Add(cs);
}
}
else if (cInDB.CurriculumSubjects.Count == c.CurriculumSubjects.Count)
{
foreach (CurriculumSubject s in c.CurriculumSubjects)
{
int co = cInDB.CurriculumSubjects.Where(sub => sub.CurrSubCode == s.CurrSubCode).Count();
if (co == 0)
toAdd.Add(s);
}
foreach (CurriculumSubject cs in cInDB.CurriculumSubjects)
{
int co = c.CurriculumSubjects.Where(sub => sub.CurrSubCode == cs.CurrSubCode).Count();
if (co == 0)
toRemove.Add(cs);
}
}
foreach (CurriculumSubject cs in toAdd)
{
cInDB.CurriculumSubjects.Add(cs);
}
foreach (CurriculumSubject cs in toRemove)
{
DCEnt.CurriculumSubjects.Remove(cs);
DCEnt.Entry(cs).State = System.Data.Entity.EntityState.Deleted;
}
}
if (CompareCurrs(cInDB, c))
{
foreach (CurriculumSubject cs in cInDB.CurriculumSubjects)
DCEnt.Entry(cs).State = cs.CurriculumSubjectsID == 0 ? System.Data.Entity.EntityState.Added : System.Data.Entity.EntityState.Modified;
DCEnt.SaveChanges();
}
else
{
//DCEnt.Curriculums.Remove(cInDB);
cInDB.CurrentCurr = c.CurrentCurr;
cInDB.CurriculumCode = c.CurriculumCode;
// cInDB.CurriculumSubjects = c.CurriculumSubjects;
cInDB.Description = c.Description;
DCEnt.Curriculums.Attach(cInDB);
DCEnt.Entry(cInDB).State = System.Data.Entity.EntityState.Modified;
DCEnt.SaveChanges();
}
}
}
catch (DbEntityValidationException dbEx)
{
foreach (var validationErrors in dbEx.EntityValidationErrors)
{
foreach (var validationError in validationErrors.ValidationErrors)
{
Trace.TraceInformation("Property: {0} Error: {1}",
validationError.PropertyName,
validationError.ErrorMessage);
}
}
}
return ret;
}
public Boolean UpdateCurriculum(ref CurriculumBDO cbdo, ref string message)
{
return cdao.UpdateCurriculum(ref cbdo, ref message);
}
