private static async Task<Client> _saveNewClient(Client client, ResotelContext ctx)
{
ctx.Clients.Add(client);
await ctx.SaveChangesAsync();
Client savedClient = client;
return savedClient;
}
private static async Task<Client> _editClient(Client client, ResotelContext ctx)
{
Client editedClient = await ctx.Clients.FirstOrDefaultAsync(cl => cl.Id == client.Id);
// a client only has bookings as reference type properties, and none of them will get changed while we edit the client.
// so lets make sur entity knows this
foreach(Booking booking in client.Bookings)
{
Booking trackedBooking = await ctx.Bookings
.Include(b => b.Dates)
.FirstOrDefaultAsync(b => b.Id == booking.Id);
ctx.Entry(trackedBooking).State = EntityState.Unchanged;
}
// update all non reference properties
ctx.Entry(editedClient).State = EntityState.Modified;
ctx.Entry(editedClient).CurrentValues.SetValues(client);
await ctx.SaveChangesAsync();
return editedClient;
}
private static async Task<Booking> _saveBooking(Booking booking, ResotelContext ctx, DbContextTransaction transaction)
{
await ctx.SaveChangesAsync();
transaction.Commit();
return booking;
}