public async Task <string> DeleteTermAsync(long TermID)
{
try
{
utblMstTerm curObj = await objDB.utblMstTerms.FindAsync(TermID);
objDB.utblMstTerms.Remove(curObj);
await objDB.SaveChangesAsync();
return("Term Details Removed");
}
catch (SqlException ex)
{
if (ex.Errors.Count > 0) // Assume the interesting stuff is in the first error
{
switch (ex.Errors[0].Number)
{
case 547: // Foreign Key violation
return("This record has dependencies on other records, so cannot be removed.");
default:
return("Error: " + ex.Message);
}
}
return("Error while operation. Error Message: " + ex.Message);
}
catch (Exception ex)
{
return("Error: " + ex.Message);
}
}
public async Task <utblMstTerm> GetTermByIDAsync(long id)
{
utblMstTerm obj = new utblMstTerm();
obj = await objDB.utblMstTerms.Where(x => x.TermID == id).FirstOrDefaultAsync();
return(obj);
}
public async Task <string> SaveExclusions(utblMstTerm model)
{
if (ModelState.IsValid)
{
return(await objDal.SaveTermAsync(model));
}
string messages = string.Join("; ", ModelState.Values
.SelectMany(x => x.Errors)
.Select(x => x.ErrorMessage));
return("Operation Error: " + messages);
}
public async Task <string> SaveTermAsync(utblMstTerm model)
{
try
{
var parPID = new SqlParameter("@TermID", model.TermID);
var parIName = new SqlParameter("@TermName", model.TermName);
return(await objDB.Database.SqlQuery <string>("udspMstTermAddEdit @TermID, @TermName",
parPID, parIName).FirstOrDefaultAsync());
}
catch (Exception ex)
{
return("Error: " + ex.Message);
}
}
