public bool DiscardEmailAttachment(EmailAttachment @emailAttachment)
{
bool retval;
retval = Ambient.ExecuteAmbientUnitOfWorkAware(Repository.UowcFactory.Instance, (uowc, e) => this.DiscardEmailAttachment(uowc, e), @emailAttachment);
return retval;
}
partial void OnPreInsertEmailAttachment(IUnitOfWorkContext unitOfWorkContext, EmailAttachment emailAttachment)
{
if ((object)unitOfWorkContext == null)
throw new ArgumentNullException("unitOfWorkContext");
if ((object)emailAttachment == null)
throw new ArgumentNullException("emailAttachment");
//emailAttachment.Mark();
}
public bool DiscardEmailAttachment(IUnitOfWorkContext unitOfWorkContext, EmailAttachment @emailAttachment)
{
TextMetal.HostImpl.AspNetSample.Objects.Model.L2S.EmailAttachment query;
if ((object)unitOfWorkContext == null)
throw new ArgumentNullException("unitOfWorkContext");
if ((object)@emailAttachment == null)
throw new ArgumentNullException("emailAttachment");
if (@emailAttachment.IsNew)
return true;
using (ContextWrapper<TextMetal.HostImpl.AspNetSample.Objects.Model.L2S.TxtMtlPrimaryDataContext> ctx = unitOfWorkContext.GetContext<TextMetal.HostImpl.AspNetSample.Objects.Model.L2S.TxtMtlPrimaryDataContext>())
{
this.OnPreDeleteEmailAttachment(unitOfWorkContext, @emailAttachment);
query = [email protected](lo => lo.@EmailAttachmentId == @emailAttachment.@EmailAttachmentId);
if((object)query == null)
throw new InvalidOperationException("TODO (enhancement): add meaningful message");
[email protected](query);
try
{
ctx.Context.SubmitChanges(ConflictMode.FailOnFirstConflict);
}
catch (ChangeConflictException ccex)
{
this.OnDiscardConflictEmailAttachment(unitOfWorkContext, @emailAttachment);
return false;
}
this.OnPostDeleteEmailAttachment(unitOfWorkContext, @emailAttachment);
@emailAttachment.IsNew = false;
return true;
}
}
partial void OnSelectEmailAttachment(IUnitOfWorkContext unitOfWorkContext, EmailAttachment @emailAttachment);
partial void OnSaveConflictEmailAttachment(IUnitOfWorkContext unitOfWorkContext, EmailAttachment @emailAttachment);
partial void OnPreUpdateEmailAttachment(IUnitOfWorkContext unitOfWorkContext, EmailAttachment @emailAttachment);
partial void OnPreInsertEmailAttachment(IUnitOfWorkContext unitOfWorkContext, EmailAttachment @emailAttachment);
partial void OnPostDeleteEmailAttachment(IUnitOfWorkContext unitOfWorkContext, EmailAttachment @emailAttachment);
public bool SaveEmailAttachment(IUnitOfWorkContext unitOfWorkContext, EmailAttachment @emailAttachment)
{
TextMetal.HostImpl.AspNetSample.Objects.Model.L2S.EmailAttachment query;
bool wasNew;
if ((object)unitOfWorkContext == null)
throw new ArgumentNullException("unitOfWorkContext");
if ((object)@emailAttachment == null)
throw new ArgumentNullException("emailAttachment");
using (ContextWrapper<TextMetal.HostImpl.AspNetSample.Objects.Model.L2S.TxtMtlPrimaryDataContext> ctx = unitOfWorkContext.GetContext<TextMetal.HostImpl.AspNetSample.Objects.Model.L2S.TxtMtlPrimaryDataContext>())
{
wasNew = @emailAttachment.IsNew;
if (wasNew)
{
this.OnPreInsertEmailAttachment(unitOfWorkContext, @emailAttachment);
query = new TextMetal.HostImpl.AspNetSample.Objects.Model.L2S.EmailAttachment();
ctx.Context.EmailAttachments.InsertOnSubmit(query);
}
else
{
this.OnPreUpdateEmailAttachment(unitOfWorkContext, @emailAttachment);
query = ctx.Context.EmailAttachments.SingleOrDefault(lo => lo.@EmailAttachmentId == @emailAttachment.@EmailAttachmentId);
if((object)query == null)
throw new InvalidOperationException("TODO (enhancement): add meaningful message");
}
// map caller POCO changes to L2S object
query.@EmailAttachmentId = @emailAttachment.@EmailAttachmentId;
query.@EmailMessageId = @emailAttachment.@EmailMessageId;
query.@MimeType = @emailAttachment.@MimeType;
if ((object)@emailAttachment.@AttachmentBits != null) // prevent implicit conversion of null -> exception
query.@AttachmentBits = @emailAttachment.@AttachmentBits;
query.@CreationTimestamp = @emailAttachment.@CreationTimestamp;
query.@ModificationTimestamp = @emailAttachment.@ModificationTimestamp;
query.@LogicalDelete = @emailAttachment.@LogicalDelete;
try
{
ctx.Context.SubmitChanges(ConflictMode.FailOnFirstConflict);
}
catch (ChangeConflictException ccex)
{
this.OnSaveConflictEmailAttachment(unitOfWorkContext, @emailAttachment);
return false;
}
// map server changes back to POCO from L2S object
@emailAttachment.@EmailAttachmentId = query.@EmailAttachmentId;
@emailAttachment.@EmailMessageId = query.@EmailMessageId;
@emailAttachment.@MimeType = query.@MimeType;
@emailAttachment.@AttachmentBits = (object)query.@AttachmentBits != null ? [email protected]() : null;
@emailAttachment.@CreationTimestamp = query.@CreationTimestamp;
@emailAttachment.@ModificationTimestamp = query.@ModificationTimestamp;
@emailAttachment.@LogicalDelete = query.@LogicalDelete;
if (wasNew)
{
this.OnPostInsertEmailAttachment(unitOfWorkContext, @emailAttachment);
}
else
{
this.OnPostUpdateEmailAttachment(unitOfWorkContext, @emailAttachment);
}
return true;
}
}
public EmailAttachment LoadEmailAttachment(IUnitOfWorkContext unitOfWorkContext, Int32 @emailAttachmentId)
{
EmailAttachment @emailAttachment;
TextMetal.HostImpl.AspNetSample.Objects.Model.L2S.EmailAttachment query;
if ((object)unitOfWorkContext == null)
throw new ArgumentNullException("unitOfWorkContext");
using (ContextWrapper<TextMetal.HostImpl.AspNetSample.Objects.Model.L2S.TxtMtlPrimaryDataContext> ctx = unitOfWorkContext.GetContext<TextMetal.HostImpl.AspNetSample.Objects.Model.L2S.TxtMtlPrimaryDataContext>())
{
query = ctx.Context.EmailAttachments.SingleOrDefault(lo => lo.@EmailAttachmentId == @emailAttachmentId);
if ((object)query == null)
return null; // does not exist
@emailAttachment = new EmailAttachment()
{
// map result to POCO from L2S object
@EmailAttachmentId = query.@EmailAttachmentId,
@EmailMessageId = query.@EmailMessageId,
@MimeType = query.@MimeType,
@AttachmentBits = (object)query.AttachmentBits != null ? [email protected]() : null,
@CreationTimestamp = query.@CreationTimestamp,
@ModificationTimestamp = query.@ModificationTimestamp,
@LogicalDelete = query.@LogicalDelete
};
this.OnSelectEmailAttachment(unitOfWorkContext, @emailAttachment);
return @emailAttachment;
}
}
