public async Task <string> DeleteBannerAsync(long BannerID)
{
try
{
utblMstBanner curObj = await objDB.utblMstBanners.FindAsync(BannerID);
objDB.utblMstBanners.Remove(curObj);
await objDB.SaveChangesAsync();
return("Banner 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 <utblMstBanner> GetBannerByIDAsync(long id)
{
utblMstBanner obj = new utblMstBanner();
obj = await objDB.utblMstBanners.Where(x => x.BannerID == id).FirstOrDefaultAsync();
return(obj);
}
public async Task <string> SaveBanner(utblMstBanner model)
{
if (ModelState.IsValid)
{
return(await objDal.SaveBannerAsync(model));
}
string messages = string.Join("; ", ModelState.Values
.SelectMany(x => x.Errors)
.Select(x => x.ErrorMessage));
return("Operation Error: " + messages);
}
public async Task <string> SaveBannerAsync(utblMstBanner model)
{
try
{
var parPID = new SqlParameter("@BannerID", model.BannerID);
var parIName = new SqlParameter("@BannerPath", model.BannerPath);
return(await objDB.Database.SqlQuery <string>("udspMstBannerAddEdit @BannerID, @BannerPath",
parPID, parIName).FirstOrDefaultAsync());
}
catch (Exception ex)
{
return("Error: " + ex.Message);
}
}
