//protected override StudyDataDto FetchImpl(Guid id)
//{
// var currentUsername = ((UserIdentity)(Csla.ApplicationContext.User.Identity)).Name;
// using (var ctx = LearnLanguagesContextManager.Instance.GetManager())
// {
// var results = from studyDataData in ctx.ObjectContext.StudyDataDatas
// where studyDataData.Id == id &&
// studyDataData.Username == currentUsername
// select studyDataData;
// if (results.Count() == 1)
// {
// var fetchedStudyDataData = results.First();
// StudyDataDto studyDataDto = EfHelper.ToDto(fetchedStudyDataData);
// return studyDataDto;
// }
// else
// {
// if (results.Count() == 0)
// throw new Exceptions.IdNotFoundException(id);
// else
// {
// //results.count is not one or zero. either it's negative, which would be framework absurd, or its more than one,
// //which means that we have multiple studyDatas with the same id. this is very bad.
// var errorMsg = string.Format(DalResources.ErrorMsgVeryBadException,
// DalResources.ErrorMsgVeryBadExceptionDetail_ResultCountNotOneOrZero);
// throw new Exceptions.VeryBadException(errorMsg);
// }
// }
// }
//}
protected override StudyDataDto FetchForCurrentUserImpl()
{
using (var ctx = LearnLanguagesContextManager.Instance.GetManager())
{
var currentUsername = Csla.ApplicationContext.User.Identity.Name;
var results = from studyDataData in ctx.ObjectContext.StudyDataDatas
where studyDataData.Username == currentUsername
select studyDataData;
StudyDataDto dto = null;
if (results.Count() == 1)
{
var studyDataData = results.First();
dto = EfHelper.ToDto(studyDataData);
return(dto);
}
else
{
if (results.Count() == 0)
{
throw new Exceptions.StudyDataNotFoundForUserException(currentUsername);
}
else
{
throw new Exceptions.VeryBadException();
}
}
}
}
//protected override StudyDataDto FetchImpl(Guid id)
//{
// var results = from item in SeedData.Ton.StudyDatas
// where item.Id == id
// select item;
// if (results.Count() == 1)
// return results.First();
// else
// {
// if (results.Count() == 0)
// throw new Exceptions.IdNotFoundException(id);
// else
// throw new Exceptions.VeryBadException();
// }
//}
//protected override ICollection<StudyDataDto> FetchImpl(ICollection<Guid> ids)
//{
// if (ids == null)
// throw new ArgumentNullException("ids");
// else if (ids.Count == 0)
// throw new ArgumentOutOfRangeException("ids", "ids cannot be empty.");
// var retStudyDatas = new List<StudyDataDto>();
// foreach (var id in ids)
// {
// var dto = FetchImpl(id);
// retStudyDatas.Add(dto);
// }
// return retStudyDatas;
//}
protected override StudyDataDto UpdateImpl(StudyDataDto dto)
{
if (!StudyDataExistsForCurrentUserImpl())
{
return(InsertImpl(dto));
}
var currentUsername = Business.BusinessHelper.GetCurrentUsername();
var results = from item in SeedData.Ton.StudyDatas
where item.Id == dto.Id &&
item.Username == currentUsername
select item;
if (results.Count() == 1)
{
CheckContraints(dto);
var studyDataToUpdate = results.First();
SeedData.Ton.StudyDatas.Remove(studyDataToUpdate);
dto.Id = Guid.NewGuid();
SeedData.Ton.StudyDatas.Add(dto);
return(dto);
}
//else if (results.Count() == 0)
//{
//}
else
{
throw new Exceptions.VeryBadException();
}
}
protected override StudyDataDto InsertImpl(StudyDataDto dto)
{
var results = from item in SeedData.Ton.StudyDatas
where item.Id == dto.Id
select item;
if (results.Count() == 0)
{
CheckContraints(dto);
dto.Id = Guid.NewGuid();
SeedData.Ton.StudyDatas.Add(dto);
return(dto);
}
else
{
if (results.Count() == 1) //ID ALREADY EXISTS
{
throw new Exceptions.IdAlreadyExistsException(dto.Id);
}
else //MULTIPLE IDS ALREADY EXIST??
{
throw new Exceptions.VeryBadException();
}
}
}
protected override StudyDataDto FetchForCurrentUserImpl()
{
var currentUsername = Csla.ApplicationContext.User.Identity.Name;
var results = from studyData in SeedData.Ton.StudyDatas
where studyData.Username == currentUsername
select studyData;
StudyDataDto dto = null;
if (results.Count() == 1)
{
dto = results.First();
return(dto);
}
else
{
if (results.Count() == 0)
{
throw new Exceptions.StudyDataNotFoundForUserException(currentUsername);
}
else
{
throw new Exceptions.VeryBadException();
}
}
}
public static void LoadDataFromDto(ref StudyDataData data,
StudyDataDto dto,
LearnLanguagesContext context)
{
data.NativeLanguageText = dto.NativeLanguageText;
data.Username = dto.Username;
}
protected override StudyDataDto InsertImpl(StudyDataDto dto)
{
using (var ctx = LearnLanguagesContextManager.Instance.GetManager())
{
var newStudyDataData = EfHelper.AddToContext(dto, ctx.ObjectContext);
ctx.ObjectContext.SaveChanges();
dto.Id = newStudyDataData.Id;
return(dto);
}
}
private void CheckContraints(StudyDataDto dto)
{
if (string.IsNullOrEmpty(dto.NativeLanguageText))
{
throw new ArgumentException("dto.NativeLanguageText");
}
if (string.IsNullOrEmpty(dto.Username))
{
throw new ArgumentException("dto.Username");
}
}
public static StudyDataDto ToDto(StudyDataData data)
{
var dto = new StudyDataDto()
{
Id = data.Id,
NativeLanguageText = data.NativeLanguageText,
Username = data.Username
};
return(dto);
}
/// <summary>
/// Adds the StudyDataDto to the context, loading UserData and PhraseDatas into the newly
/// created PhraseData. Does NOT save changes to the context.
/// </summary>
public static StudyDataData AddToContext(StudyDataDto dto, LearnLanguagesContext context)
{
//CREATE THE NEW OBJECT
var newStudyDataData = context.StudyDataDatas.CreateObject();
//ASSIGN PROPERTIES
newStudyDataData.NativeLanguageText = dto.NativeLanguageText;
newStudyDataData.Username = dto.Username;
//ADD OBJECT TO CONTEXT
context.StudyDataDatas.AddObject(newStudyDataData);
//RETURN OBJECT
return(newStudyDataData);
}
//public Result<StudyDataDto> New(object criteria)
//{
// Result<StudyDataDto> retResult = Result<StudyDataDto>.Undefined(null);
// try
// {
// var dto = new StudyDataDto()
// {
// Id = Guid.NewGuid(),
// LanguageId = SeedData.Ton.DefaultLanguageId
// };
// retResult = Result<StudyDataDto>.Success(dto);
// }
// catch (Exception ex)
// {
// retResult = Result<StudyDataDto>.FailureWithInfo(null, ex);
// }
// return retResult;
//}
//public Result<StudyDataDto> Fetch(Guid id)
//{
// Result<StudyDataDto> retResult = Result<StudyDataDto>.Undefined(null);
// try
// {
// var results = from item in SeedData.Ton.StudyDatas
// where item.Id == id
// select item;
// if (results.Count() == 1)
// retResult = Result<StudyDataDto>.Success(results.First());
// else
// {
// if (results.Count() == 0)
// retResult = Result<StudyDataDto>.FailureWithInfo(null,
// new Exceptions.FetchFailedException(DalResources.ErrorMsgIdNotFoundException));
// else
// retResult = Result<StudyDataDto>.FailureWithInfo(null, new Exceptions.FetchFailedException());
// }
// }
// catch (Exception ex)
// {
// retResult = Result<StudyDataDto>.FailureWithInfo(null, ex);
// }
// return retResult;
//}
//public Result<StudyDataDto> Update(StudyDataDto dto)
//{
// Result<StudyDataDto> retResult = Result<StudyDataDto>.Undefined(null);
// try
// {
// var results = from item in SeedData.Ton.StudyDatas
// where item.Id == dto.Id
// select item;
// if (results.Count() == 1)
// {
// var StudyDataToUpdate = results.First();
// SeedData.Ton.StudyDatas.Remove(StudyDataToUpdate);
// dto.Id = Guid.NewGuid();
// SeedData.Ton.StudyDatas.Add(dto);
// retResult = Result<StudyDataDto>.Success(dto);
// }
// else
// {
// if (results.Count() == 0)
// retResult = Result<StudyDataDto>.FailureWithInfo(null,
// new Exceptions.UpdateFailedException(DalResources.ErrorMsgIdNotFoundException));
// else
// retResult = Result<StudyDataDto>.FailureWithInfo(null, new Exceptions.FetchFailedException());
// }
// }
// catch (Exception ex)
// {
// retResult = Result<StudyDataDto>.FailureWithInfo(null, ex);
// }
// return retResult;
//}
//public Result<StudyDataDto> Insert(StudyDataDto dto)
//{
// Result<StudyDataDto> retResult = Result<StudyDataDto>.Undefined(null);
// try
// {
// var results = from item in SeedData.Ton.StudyDatas
// where item.Id == dto.Id
// select item;
// if (results.Count() == 0)
// {
// dto.Id = Guid.NewGuid();
// //MIMIC LANGUAGEID REQUIRED CONSTRAINT IN DB
// if (dto.LanguageId == Guid.Empty || !SeedData.Ton.ContainsLanguageId(dto.LanguageId))
// {
// //I'VE RESTRUCTURED HOW TO DO EXCEPTIONHANDLING, SO THIS IS NOT QUITE HOW IT SHOULD BE DONE.
// //THIS SHOULD BE AN INSERTIMPL METHOD, AND IT SHOULD THROW ITS OWN EXCEPTION THAT IS WRAPPED IN THE
// //PHRASEDALBASE CLASS IN AN INSERTFAILEDEXCEPTION.
// throw new Exceptions.InsertFailedException(string.Format(DalResources.ErrorMsgIdNotFoundException, dto.LanguageId));
// }
// SeedData.Ton.StudyDatas.Add(dto);
// retResult = Result<StudyDataDto>.Success(dto);
// }
// else
// {
// if (results.Count() == 1) //ID ALREADY EXISTS
// retResult = Result<StudyDataDto>.FailureWithInfo(dto,
// new Exceptions.UpdateFailedException(DalResources.ErrorMsgIdNotFoundException));
// else //MULTIPLE IDS ALREADY EXIST??
// retResult = Result<StudyDataDto>.FailureWithInfo(null, new Exceptions.FetchFailedException());
// }
// }
// catch (Exception ex)
// {
// retResult = Result<StudyDataDto>.FailureWithInfo(null, ex);
// }
// return retResult;
//}
//public Result<StudyDataDto> Delete(Guid id)
//{
// Result<StudyDataDto> retResult = Result<StudyDataDto>.Undefined(null);
// try
// {
// var results = from item in SeedData.Ton.StudyDatas
// where item.Id == id
// select item;
// if (results.Count() == 1)
// {
// var StudyDataToRemove = results.First();
// SeedData.Ton.StudyDatas.Remove(StudyDataToRemove);
// retResult = Result<StudyDataDto>.Success(StudyDataToRemove);
// }
// else
// {
// if (results.Count() == 0)
// retResult = Result<StudyDataDto>.FailureWithInfo(null,
// new Exceptions.DeleteFailedException(DalResources.ErrorMsgIdNotFoundException));
// else
// retResult = Result<StudyDataDto>.FailureWithInfo(null, new Exceptions.DeleteFailedException());
// }
// }
// catch (Exception ex)
// {
// retResult = Result<StudyDataDto>.FailureWithInfo(null, ex);
// }
// return retResult;
//}
//public LearnLanguages.Result<ICollection<StudyDataDto>> GetAll()
//{
// Result<ICollection<StudyDataDto>> retResult = Result<ICollection<StudyDataDto>>.Undefined(null);
// try
// {
// var allDtos = new List<StudyDataDto>(SeedData.Ton.StudyDatas);
// retResult = Result<ICollection<StudyDataDto>>.Success(allDtos);
// }
// catch (Exception ex)
// {
// retResult = Result<ICollection<StudyDataDto>>.FailureWithInfo(null, ex);
// }
// return retResult;
//}
protected override StudyDataDto NewImpl(object criteria)
{
//DALBASE CHECKS AUTHENTICATION
//to get to this point, we must have already been authenticated
//Debug.Assert(Csla.ApplicationContext.User.Identity.IsAuthenticated);
//if (!Csla.ApplicationContext.User.Identity.IsAuthenticated)
// throw new Common.Exceptions.UserNotAuthenticatedException();
var username = Csla.ApplicationContext.User.Identity.Name;
var dto = new StudyDataDto()
{
Id = Guid.NewGuid(),
NativeLanguageText = DalResources.DefaultNativeLanguageText,
Username = username
};
return(dto);
}
protected override StudyDataDto NewImpl(object criteria)
{
var identity = (UserIdentity)Csla.ApplicationContext.User.Identity;
string currentUsername = identity.Name;
Guid currentUserId = Guid.Empty;
using (var ctx = LearnLanguagesContextManager.Instance.GetManager())
{
currentUserId = (from user in ctx.ObjectContext.UserDatas
where user.Username == currentUsername
select user.Id).First();
}
StudyDataDto newStudyDataDto = new StudyDataDto()
{
Id = Guid.NewGuid(),
NativeLanguageText = DalResources.DefaultNativeLanguageText,
Username = currentUsername
};
return newStudyDataDto;
}
protected override StudyDataDto NewImpl(object criteria)
{
var identity = (UserIdentity)Csla.ApplicationContext.User.Identity;
string currentUsername = identity.Name;
Guid currentUserId = Guid.Empty;
using (var ctx = LearnLanguagesContextManager.Instance.GetManager())
{
currentUserId = (from user in ctx.ObjectContext.UserDatas
where user.Username == currentUsername
select user.Id).First();
}
StudyDataDto newStudyDataDto = new StudyDataDto()
{
Id = Guid.NewGuid(),
NativeLanguageText = DalResources.DefaultNativeLanguageText,
Username = currentUsername
};
return(newStudyDataDto);
}
protected override StudyDataDto InsertImpl(StudyDataDto dto)
{
var results = from item in SeedData.Ton.StudyDatas
where item.Id == dto.Id
select item;
if (results.Count() == 0)
{
CheckContraints(dto);
dto.Id = Guid.NewGuid();
SeedData.Ton.StudyDatas.Add(dto);
return dto;
}
else
{
if (results.Count() == 1) //ID ALREADY EXISTS
throw new Exceptions.IdAlreadyExistsException(dto.Id);
else //MULTIPLE IDS ALREADY EXIST??
throw new Exceptions.VeryBadException();
}
}
//protected override ICollection<StudyDataDto> FetchImpl(ICollection<Guid> ids)
//{
// var studyDataDtos = new List<StudyDataDto>();
// foreach (var id in ids)
// {
// studyDataDtos.Add(FetchImpl(id));
// }
// return studyDataDtos;
//}
protected override StudyDataDto UpdateImpl(StudyDataDto dto)
{
var currentUsername = Business.BusinessHelper.GetCurrentUsername();
using (var ctx = LearnLanguagesContextManager.Instance.GetManager())
{
var results = from studyDataData in ctx.ObjectContext.StudyDataDatas
where studyDataData.Id == dto.Id &&
studyDataData.Username == currentUsername
select studyDataData;
if (results.Count() == 1)
{
var studyDataData = results.First();
EfHelper.LoadDataFromDto(ref studyDataData, dto, ctx.ObjectContext);
ctx.ObjectContext.SaveChanges();
var updatedDto = EfHelper.ToDto(studyDataData);
return(updatedDto);
}
else if (results.Count() == 0)
{
//NO STUDY DATA FOR CURRENT USER TO UPDATE.
//SO, INSERT STUDY DATA INSTEAD
return(InsertImpl(dto));
}
else
{
//RESULTS.COUNT IS NOT ONE OR ZERO. EITHER IT'S NEGATIVE, WHICH WOULD BE FRAMEWORK ABSURD, OR ITS MORE THAN ONE,
//WHICH MEANS THAT WE HAVE MULTIPLE STUDYDATAS WITH THE SAME ID. THIS IS VERY BAD.
var errorMsg = string.Format(DalResources.ErrorMsgVeryBadException,
DalResources.ErrorMsgVeryBadExceptionDetail_ResultCountNotOneOrZero);
throw new Exceptions.VeryBadException(errorMsg);
}
}
}
public static StudyDataDto ToDto(StudyDataData data)
{
var dto = new StudyDataDto()
{
Id = data.Id,
NativeLanguageText = data.NativeLanguageText,
Username = data.Username
};
return dto;
}
private void CheckContraints(StudyDataDto dto)
{
if (string.IsNullOrEmpty(dto.NativeLanguageText))
throw new ArgumentException("dto.NativeLanguageText");
if (string.IsNullOrEmpty(dto.Username))
throw new ArgumentException("dto.Username");
}
//protected override StudyDataDto FetchImpl(Guid id)
//{
// var results = from item in SeedData.Ton.StudyDatas
// where item.Id == id
// select item;
// if (results.Count() == 1)
// return results.First();
// else
// {
// if (results.Count() == 0)
// throw new Exceptions.IdNotFoundException(id);
// else
// throw new Exceptions.VeryBadException();
// }
//}
//protected override ICollection<StudyDataDto> FetchImpl(ICollection<Guid> ids)
//{
// if (ids == null)
// throw new ArgumentNullException("ids");
// else if (ids.Count == 0)
// throw new ArgumentOutOfRangeException("ids", "ids cannot be empty.");
// var retStudyDatas = new List<StudyDataDto>();
// foreach (var id in ids)
// {
// var dto = FetchImpl(id);
// retStudyDatas.Add(dto);
// }
// return retStudyDatas;
//}
protected override StudyDataDto UpdateImpl(StudyDataDto dto)
{
if (!StudyDataExistsForCurrentUserImpl())
return InsertImpl(dto);
var currentUsername = Business.BusinessHelper.GetCurrentUsername();
var results = from item in SeedData.Ton.StudyDatas
where item.Id == dto.Id &&
item.Username == currentUsername
select item;
if (results.Count() == 1)
{
CheckContraints(dto);
var studyDataToUpdate = results.First();
SeedData.Ton.StudyDatas.Remove(studyDataToUpdate);
dto.Id = Guid.NewGuid();
SeedData.Ton.StudyDatas.Add(dto);
return dto;
}
//else if (results.Count() == 0)
//{
//}
else
{
throw new Exceptions.VeryBadException();
}
}
//protected override ICollection<StudyDataDto> FetchImpl(ICollection<Guid> ids)
//{
// var studyDataDtos = new List<StudyDataDto>();
// foreach (var id in ids)
// {
// studyDataDtos.Add(FetchImpl(id));
// }
// return studyDataDtos;
//}
protected override StudyDataDto UpdateImpl(StudyDataDto dto)
{
var currentUsername = ((CustomIdentity)(Csla.ApplicationContext.User.Identity)).Name;
using (var ctx = LearnLanguagesContextManager.Instance.GetManager())
{
var results = from studyDataData in ctx.ObjectContext.StudyDataDatas
where studyDataData.Id == dto.Id &&
studyDataData.Username == currentUsername
select studyDataData;
if (results.Count() == 1)
{
var studyDataData = results.First();
EfHelper.LoadDataFromDto(ref studyDataData, dto, ctx.ObjectContext);
ctx.ObjectContext.SaveChanges();
var updatedDto = EfHelper.ToDto(studyDataData);
return updatedDto;
}
else
{
if (results.Count() == 0)
throw new Exceptions.IdNotFoundException(dto.Id);
else
{
//results.count is not one or zero. either it's negative, which would be framework absurd, or its more than one,
//which means that we have multiple studyDatas with the same id. this is very bad.
var errorMsg = string.Format(DalResources.ErrorMsgVeryBadException,
DalResources.ErrorMsgVeryBadExceptionDetail_ResultCountNotOneOrZero);
throw new Exceptions.VeryBadException(errorMsg);
}
}
}
}
public static void LoadDataFromDto(ref StudyDataData data,
StudyDataDto dto,
LearnLanguagesContext context)
{
data.NativeLanguageText = dto.NativeLanguageText;
data.Username = dto.Username;
}
/// <summary>
/// Adds the StudyDataDto to the context, loading UserData and PhraseDatas into the newly
/// created PhraseData. Does NOT save changes to the context.
/// </summary>
public static StudyDataData AddToContext(StudyDataDto dto, LearnLanguagesContext context)
{
//CREATE THE NEW OBJECT
var newStudyDataData = context.StudyDataDatas.CreateObject();
//ASSIGN PROPERTIES
newStudyDataData.NativeLanguageText = dto.NativeLanguageText;
newStudyDataData.Username = dto.Username;
//ADD OBJECT TO CONTEXT
context.StudyDataDatas.AddObject(newStudyDataData);
//RETURN OBJECT
return newStudyDataData;
}
//protected override ICollection<StudyDataDto> FetchImpl(ICollection<Guid> ids)
//{
// var studyDataDtos = new List<StudyDataDto>();
// foreach (var id in ids)
// {
// studyDataDtos.Add(FetchImpl(id));
// }
// return studyDataDtos;
//}
protected override StudyDataDto UpdateImpl(StudyDataDto dto)
{
var currentUsername = Business.BusinessHelper.GetCurrentUsername();
using (var ctx = LearnLanguagesContextManager.Instance.GetManager())
{
var results = from studyDataData in ctx.ObjectContext.StudyDataDatas
where studyDataData.Id == dto.Id &&
studyDataData.Username == currentUsername
select studyDataData;
if (results.Count() == 1)
{
var studyDataData = results.First();
EfHelper.LoadDataFromDto(ref studyDataData, dto, ctx.ObjectContext);
ctx.ObjectContext.SaveChanges();
var updatedDto = EfHelper.ToDto(studyDataData);
return updatedDto;
}
else if (results.Count() == 0)
{
//NO STUDY DATA FOR CURRENT USER TO UPDATE.
//SO, INSERT STUDY DATA INSTEAD
return InsertImpl(dto);
}
else
{
//RESULTS.COUNT IS NOT ONE OR ZERO. EITHER IT'S NEGATIVE, WHICH WOULD BE FRAMEWORK ABSURD, OR ITS MORE THAN ONE,
//WHICH MEANS THAT WE HAVE MULTIPLE STUDYDATAS WITH THE SAME ID. THIS IS VERY BAD.
var errorMsg = string.Format(DalResources.ErrorMsgVeryBadException,
DalResources.ErrorMsgVeryBadExceptionDetail_ResultCountNotOneOrZero);
throw new Exceptions.VeryBadException(errorMsg);
}
}
}
//public Result<StudyDataDto> New(object criteria)
//{
// Result<StudyDataDto> retResult = Result<StudyDataDto>.Undefined(null);
// try
// {
// var dto = new StudyDataDto()
// {
// Id = Guid.NewGuid(),
// LanguageId = SeedData.Ton.DefaultLanguageId
// };
// retResult = Result<StudyDataDto>.Success(dto);
// }
// catch (Exception ex)
// {
// retResult = Result<StudyDataDto>.FailureWithInfo(null, ex);
// }
// return retResult;
//}
//public Result<StudyDataDto> Fetch(Guid id)
//{
// Result<StudyDataDto> retResult = Result<StudyDataDto>.Undefined(null);
// try
// {
// var results = from item in SeedData.Ton.StudyDatas
// where item.Id == id
// select item;
// if (results.Count() == 1)
// retResult = Result<StudyDataDto>.Success(results.First());
// else
// {
// if (results.Count() == 0)
// retResult = Result<StudyDataDto>.FailureWithInfo(null,
// new Exceptions.FetchFailedException(DalResources.ErrorMsgIdNotFoundException));
// else
// retResult = Result<StudyDataDto>.FailureWithInfo(null, new Exceptions.FetchFailedException());
// }
// }
// catch (Exception ex)
// {
// retResult = Result<StudyDataDto>.FailureWithInfo(null, ex);
// }
// return retResult;
//}
//public Result<StudyDataDto> Update(StudyDataDto dto)
//{
// Result<StudyDataDto> retResult = Result<StudyDataDto>.Undefined(null);
// try
// {
// var results = from item in SeedData.Ton.StudyDatas
// where item.Id == dto.Id
// select item;
// if (results.Count() == 1)
// {
// var StudyDataToUpdate = results.First();
// SeedData.Ton.StudyDatas.Remove(StudyDataToUpdate);
// dto.Id = Guid.NewGuid();
// SeedData.Ton.StudyDatas.Add(dto);
// retResult = Result<StudyDataDto>.Success(dto);
// }
// else
// {
// if (results.Count() == 0)
// retResult = Result<StudyDataDto>.FailureWithInfo(null,
// new Exceptions.UpdateFailedException(DalResources.ErrorMsgIdNotFoundException));
// else
// retResult = Result<StudyDataDto>.FailureWithInfo(null, new Exceptions.FetchFailedException());
// }
// }
// catch (Exception ex)
// {
// retResult = Result<StudyDataDto>.FailureWithInfo(null, ex);
// }
// return retResult;
//}
//public Result<StudyDataDto> Insert(StudyDataDto dto)
//{
// Result<StudyDataDto> retResult = Result<StudyDataDto>.Undefined(null);
// try
// {
// var results = from item in SeedData.Ton.StudyDatas
// where item.Id == dto.Id
// select item;
// if (results.Count() == 0)
// {
// dto.Id = Guid.NewGuid();
// //MIMIC LANGUAGEID REQUIRED CONSTRAINT IN DB
// if (dto.LanguageId == Guid.Empty || !SeedData.Ton.ContainsLanguageId(dto.LanguageId))
// {
// //I'VE RESTRUCTURED HOW TO DO EXCEPTIONHANDLING, SO THIS IS NOT QUITE HOW IT SHOULD BE DONE.
// //THIS SHOULD BE AN INSERTIMPL METHOD, AND IT SHOULD THROW ITS OWN EXCEPTION THAT IS WRAPPED IN THE
// //PHRASEDALBASE CLASS IN AN INSERTFAILEDEXCEPTION.
// throw new Exceptions.InsertFailedException(string.Format(DalResources.ErrorMsgIdNotFoundException, dto.LanguageId));
// }
// SeedData.Ton.StudyDatas.Add(dto);
// retResult = Result<StudyDataDto>.Success(dto);
// }
// else
// {
// if (results.Count() == 1) //ID ALREADY EXISTS
// retResult = Result<StudyDataDto>.FailureWithInfo(dto,
// new Exceptions.UpdateFailedException(DalResources.ErrorMsgIdNotFoundException));
// else //MULTIPLE IDS ALREADY EXIST??
// retResult = Result<StudyDataDto>.FailureWithInfo(null, new Exceptions.FetchFailedException());
// }
// }
// catch (Exception ex)
// {
// retResult = Result<StudyDataDto>.FailureWithInfo(null, ex);
// }
// return retResult;
//}
//public Result<StudyDataDto> Delete(Guid id)
//{
// Result<StudyDataDto> retResult = Result<StudyDataDto>.Undefined(null);
// try
// {
// var results = from item in SeedData.Ton.StudyDatas
// where item.Id == id
// select item;
// if (results.Count() == 1)
// {
// var StudyDataToRemove = results.First();
// SeedData.Ton.StudyDatas.Remove(StudyDataToRemove);
// retResult = Result<StudyDataDto>.Success(StudyDataToRemove);
// }
// else
// {
// if (results.Count() == 0)
// retResult = Result<StudyDataDto>.FailureWithInfo(null,
// new Exceptions.DeleteFailedException(DalResources.ErrorMsgIdNotFoundException));
// else
// retResult = Result<StudyDataDto>.FailureWithInfo(null, new Exceptions.DeleteFailedException());
// }
// }
// catch (Exception ex)
// {
// retResult = Result<StudyDataDto>.FailureWithInfo(null, ex);
// }
// return retResult;
//}
//public LearnLanguages.Result<ICollection<StudyDataDto>> GetAll()
//{
// Result<ICollection<StudyDataDto>> retResult = Result<ICollection<StudyDataDto>>.Undefined(null);
// try
// {
// var allDtos = new List<StudyDataDto>(SeedData.Ton.StudyDatas);
// retResult = Result<ICollection<StudyDataDto>>.Success(allDtos);
// }
// catch (Exception ex)
// {
// retResult = Result<ICollection<StudyDataDto>>.FailureWithInfo(null, ex);
// }
// return retResult;
//}
protected override StudyDataDto NewImpl(object criteria)
{
//DALBASE CHECKS AUTHENTICATION
//to get to this point, we must have already been authenticated
//Debug.Assert(Csla.ApplicationContext.User.Identity.IsAuthenticated);
//if (!Csla.ApplicationContext.User.Identity.IsAuthenticated)
// throw new Common.Exceptions.UserNotAuthenticatedException();
var username = Csla.ApplicationContext.User.Identity.Name;
var dto = new StudyDataDto()
{
Id = Guid.NewGuid(),
NativeLanguageText = DalResources.DefaultNativeLanguageText,
Username = username
};
return dto;
}
protected override StudyDataDto InsertImpl(StudyDataDto dto)
{
using (var ctx = LearnLanguagesContextManager.Instance.GetManager())
{
var newStudyDataData = EfHelper.AddToContext(dto, ctx.ObjectContext);
ctx.ObjectContext.SaveChanges();
dto.Id = newStudyDataData.Id;
return dto;
}
}
//protected override StudyDataDto FetchImpl(Guid id)
//{
// var results = from item in SeedData.Ton.StudyDatas
// where item.Id == id
// select item;
// if (results.Count() == 1)
// return results.First();
// else
// {
// if (results.Count() == 0)
// throw new Exceptions.IdNotFoundException(id);
// else
// throw new Exceptions.VeryBadException();
// }
//}
//protected override ICollection<StudyDataDto> FetchImpl(ICollection<Guid> ids)
//{
// if (ids == null)
// throw new ArgumentNullException("ids");
// else if (ids.Count == 0)
// throw new ArgumentOutOfRangeException("ids", "ids cannot be empty.");
// var retStudyDatas = new List<StudyDataDto>();
// foreach (var id in ids)
// {
// var dto = FetchImpl(id);
// retStudyDatas.Add(dto);
// }
// return retStudyDatas;
//}
protected override StudyDataDto UpdateImpl(StudyDataDto dto)
{
var results = from item in SeedData.Ton.StudyDatas
where item.Id == dto.Id
select item;
if (results.Count() == 1)
{
CheckContraints(dto);
var studyDataToUpdate = results.First();
SeedData.Ton.StudyDatas.Remove(studyDataToUpdate);
dto.Id = Guid.NewGuid();
SeedData.Ton.StudyDatas.Add(dto);
return dto;
}
else
{
if (results.Count() == 0)
throw new Exceptions.IdNotFoundException(dto.Id);
else
throw new Exceptions.VeryBadException();
}
}
