public async Task <bool> AddTechAsync(TechnologyDTO technologyDTO)
{
try
{
var user = await userManager.FindByEmailAsync(technologyDTO.UserEmail);
if (user == null)
{
return(false);
}
Technology technology = new Technology
{
Name = technologyDTO.Name,
Description = technologyDTO.Description,
ImgSourceLink = technologyDTO.ImgSourceLink,
BasicFee = technologyDTO.BasicFee,
Commission = technologyDTO.Commission,
Duration = technologyDTO.Duration,
User = user
};
context.Technologies.Add(technology);
int result = context.SaveChanges(); // returns number of changes
if (result > 0)
{
return(true);
}
return(false);
}
catch (Exception e)
{
throw;
}
}
public IHttpActionResult Create([FromBody] TechnologyDTO technology)
{
ThrowIfUserHasNoRole(createRole);
if (technology == null)
{
throw new KairosException("Missing model parameter");
}
if (technology.Technology_PK != 0)
{
throw new KairosException("Post method is not allowed because the requested primary key is must be '0' (zero) .");
}
using (var technologyCreateHandler = new TechnologyCreateHandler(Db, ActiveUser, new TechnologyValidator(), new TechnologyFactory(Db, ActiveUser), new TechnologyQuery(Db), AccessControl))
{
using (var transaction = new TransactionScope())
{
var saveResult = technologyCreateHandler.Save(technologyDTO: technology, dateStamp: DateTime.Now);
transaction.Complete();
if (saveResult.Success)
{
return(Ok(new SuccessResponse(saveResult.Model, saveResult.Message)));
}
return(Ok(new ErrorResponse(ServiceStatusCode.ValidationError, saveResult.ValidationResult, saveResult.Message)));
}
}
}
public void Update(TechnologyDTO technologyDTO, DateTime dateStamp)
{
if (technologyDTO == null)
{
throw new ArgumentNullException("Technology model is null.");
}
tblM_Technology technology = technologyFactory.CreateFromDbAndUpdateFromDTO(technologyDTO, dateStamp);
}
public tblM_Technology Insert(TechnologyDTO technologyDTO, DateTime dateStamp)
{
if (technologyDTO == null)
{
throw new ArgumentNullException("Technology model is null.");
}
tblM_Technology technology = technologyFactory.CreateFromDTO(technologyDTO, dateStamp);
return(Db.tblM_Technology.Add(technology));
}
private TechnologyEntryModel GetCreateStateModel()
{
TechnologyEntryFormData formData = new TechnologyEntryFormData();
List <Control> formControls = CreateFormControls(0);
TechnologyDTO technologyDTO = new TechnologyDTO();
return(new TechnologyEntryModel()
{
FormData = formData,
FormControls = formControls,
Model = technologyDTO,
});
}
public async Task <IActionResult> Post([FromBody] TechnologyDTO technologyDTO)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
bool result = await repository.AddTechAsync(technologyDTO);
if (result)
{
return(Created("AddTech", new { Message = "Technology added successfully" }));
}
return(BadRequest(result));
}
private TechnologyEntryModel GetUpdateStateModel(int technologyPK)
{
TechnologyEntryFormData formData = new TechnologyEntryFormData();
List <Control> formControls = CreateFormControls(technologyPK);
TechnologyDTO technologyDTO = technologyQuery.GetByPrimaryKey(technologyPK);
if (technologyDTO == null)
{
throw new KairosException($"Record with primary key '{technologyDTO.Technology_PK}' is not found.");
}
return(new TechnologyEntryModel()
{
FormData = formData,
FormControls = formControls,
Model = technologyDTO,
});
}
public SaveResult <TechnologyEntryModel> Save(TechnologyDTO technologyDTO, DateTime dateStamp)
{
ModelValidationResult validationResult = technologyValidator.Validate(technologyDTO);
bool success = false;
TechnologyEntryModel model = null;
if (validationResult.IsValid)
{
success = true;
Update(technologyDTO, dateStamp);
Db.SaveChanges();
model = technologyEntryDataProvider.Get(technologyDTO.Technology_PK);
}
return(new SaveResult <TechnologyEntryModel>
{
Success = success,
Message = validationResult.IsValid ? "Data successfully updated." : "Validation error occured.",
Model = model,
ValidationResult = validationResult
});
}
public TechnologyDTO GetByTitle(string title)
{
TechnologyDTO record = GetQuery().FirstOrDefault(technology => technology.Title == title);
return(record);
}
public TechnologyDTO GetByPrimaryKey(int primaryKey)
{
TechnologyDTO record = GetQuery().FirstOrDefault(technology => technology.Technology_PK == primaryKey);
return(record);
}
