public async Task<bool> Update(SimNetwork item)
{
var brand = await IdExist(item.Id);
if (await NameExist(item.BrandName)) return false;
brand.BrandName = item.BrandName;
_db.Entry(brand).State = EntityState.Modified;
try
{
await _db.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException exception)
{
throw new DbUpdateConcurrencyException(exception.Message);
}
return true;
}
public async Task<SimNetwork> Add(SimNetwork item)
{
if (await NameExist(item.BrandName)) return null;
var newBrand = new SimNetwork
{
BrandName = item.BrandName
};
newBrand = _db.SimNetworks.Add(newBrand);
try
{
await _db.SaveChangesAsync();
return newBrand;
}
catch (DbUpdateConcurrencyException exception)
{
throw new DbUpdateConcurrencyException(exception.Message);
}
}
