private Airport FromEntity(Entities.Airport entity)
{
if (entity == null)
{
return(null);
}
return(new Airport(entity.Id, entity.Name, entity.Latitude, entity.Longitude));
}
private async Task <Guid?> Create(Airport airport)
{
Entities.Airport entity = ToEntity(airport);
entity.Id = Guid.NewGuid();
_context.Add(entity);
await _context.SaveChangesAsync();
return(entity.Id);
}
public async Task Delete(Guid?id)
{
Entities.Airport entity = await _context.Airports.FindAsync(id);
if (entity != null)
{
_context.Airports.Remove(entity);
await _context.SaveChangesAsync();
}
}
private async Task <Guid?> Update(Airport airport)
{
Entities.Airport entity = ToEntity(airport);
_context.Attach(entity).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
return(airport.Id);
}
catch (DbUpdateConcurrencyException)
{
if (!_context.Airports.Any(e => e.Id == airport.Id))
{
return(null);
}
else
{
throw;
}
}
}
