// PUT api/Groups
public HttpResponseMessage PutGroup(Group group)
{
if (!ModelState.IsValid) return Request.CreateErrorResponse(HttpStatusCode.BadRequest, ModelState);
using (var context = new StatisticContext())
{
var addedClients = group.Clients.Select(x => x.Id).ToList();
group.Clients.Clear();
foreach (var @client in
from @client in context.Client
from added in addedClients.Where(added => @client.Id == added)
select @client)
{
group.Clients.Add(@client);
}
try
{
context.Group.Add(group);
context.SaveChanges();
}
catch (DbUpdateConcurrencyException ex)
{
return Request.CreateErrorResponse(HttpStatusCode.NotFound, ex);
}
}
HttpResponseMessage response = Request.CreateResponse(HttpStatusCode.Created, group);
response.Headers.Location = new Uri(Url.Link("DefaultApi", new { id = group.Id }));
return response;
}
// POST api/Groups/5
public HttpResponseMessage PostGroup(Group group)
{
if (!ModelState.IsValid)
{
return Request.CreateErrorResponse(HttpStatusCode.BadRequest, ModelState);
}
if (group == null || group.Id <= 0)
{
return Request.CreateResponse(HttpStatusCode.BadRequest);
}
var addedClients = group.Clients.Select(x => x.Id).ToList();
group.Clients.Clear();
var id = group.Id;
using (var context = new StatisticContext())
{
var dbGroup = context.Group.Include(x => x.Clients).FirstOrDefault(x => x.Id == id && x.Clients.Any());
if (dbGroup != null)
{
dbGroup.Clients.Clear();
try
{
context.SaveChanges();
}
catch (DbUpdateConcurrencyException ex)
{
return Request.CreateErrorResponse(HttpStatusCode.NotFound, ex);
}
}
}
using (var context = new StatisticContext())
{
var dbGroup = context.Group.Include(x => x.Clients).FirstOrDefault(x => x.Id == group.Id);
if (dbGroup == null)
{
return Request.CreateResponse(HttpStatusCode.BadRequest);
}
foreach (var @client in
from @client in context.Client
from added in addedClients.Where(added => @client.Id == added)
select @client)
{
dbGroup.Clients.Add(@client);
}
dbGroup.Title = group.Title;
dbGroup.Color = group.Color;
try
{
context.SaveChanges();
}
catch (DbUpdateConcurrencyException ex)
{
return Request.CreateErrorResponse(HttpStatusCode.NotFound, ex);
}
}
return Request.CreateResponse(HttpStatusCode.OK);
}