public async Task<bool> Update(Sim item)
{
var sim = await IdExist(item.Id);
if (await NumberExist(item.Number)) return false;
sim.Number = item.Number;
sim.Network = await NetworkExist(item.Network);
sim.FeeType = await FeeExist(item.FeeType);
sim.Status = await StatusExist(item.Status);
_db.Entry(sim).State = EntityState.Modified;
try
{
await _db.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException exception)
{
throw new DbUpdateConcurrencyException(exception.Message);
}
return true;
}
public async Task<Sim> Add(Sim item)
{
if (await NumberExist(item.Number)) return null;
var newSim = new Sim
{
Number = item.Number,
Network = await NetworkExist(item.Network),
FeeType = await FeeExist(item.FeeType),
Status = await StatusExist(item.Status)
};
newSim = _db.Sims.Add(newSim);
try
{
await _db.SaveChangesAsync();
return newSim;
}
catch (DbUpdateConcurrencyException exception)
{
throw new DbUpdateConcurrencyException(exception.Message);
}
}
