// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "net/proxy/proxy_service_mojo.h"

#include "base/logging.h"
#include "net/dns/host_resolver_mojo.h"
#include "net/interfaces/proxy_resolver_service.mojom.h"
#include "net/proxy/in_process_mojo_proxy_resolver_factory.h"
#include "net/proxy/mojo_proxy_resolver_impl.h"
#include "net/proxy/proxy_resolver_factory.h"
#include "net/proxy/proxy_resolver_mojo.h"
#include "net/proxy/proxy_resolver_v8_tracing.h"
#include "net/proxy/proxy_service.h"

namespace net {
namespace {

class ProxyResolverFactoryForMojoResolver : public ProxyResolverFactory {
 public:
  ProxyResolverFactoryForMojoResolver(
      MojoProxyResolverFactory* mojo_proxy_factory,
      HostResolver* host_resolver)
      : ProxyResolverFactory(true),
        mojo_proxy_factory_(mojo_proxy_factory),
        host_resolver_(host_resolver) {}

  // ProxyResolverFactory override.
  scoped_ptr<ProxyResolver> CreateProxyResolver() override {
    return make_scoped_ptr(
        new ProxyResolverMojo(mojo_proxy_factory_, host_resolver_));
  }

 private:
  MojoProxyResolverFactory* const mojo_proxy_factory_;
  HostResolver* const host_resolver_;

  DISALLOW_COPY_AND_ASSIGN(ProxyResolverFactoryForMojoResolver);
};

}  // namespace

ProxyService* CreateProxyServiceUsingMojoFactory(
    MojoProxyResolverFactory* mojo_proxy_factory,
    ProxyConfigService* proxy_config_service,
    ProxyScriptFetcher* proxy_script_fetcher,
    DhcpProxyScriptFetcher* dhcp_proxy_script_fetcher,
    HostResolver* host_resolver,
    NetLog* net_log,
    NetworkDelegate* network_delegate) {
  DCHECK(proxy_config_service);
  DCHECK(proxy_script_fetcher);
  DCHECK(dhcp_proxy_script_fetcher);
  DCHECK(host_resolver);

  ProxyService* proxy_service =
      new ProxyService(proxy_config_service,
                       make_scoped_ptr(new ProxyResolverFactoryForMojoResolver(
                           mojo_proxy_factory, host_resolver)),
                       net_log);

  // Configure fetchers to use for PAC script downloads and auto-detect.
  proxy_service->SetProxyScriptFetchers(proxy_script_fetcher,
                                        dhcp_proxy_script_fetcher);

  return proxy_service;
}

ProxyService* CreateProxyServiceUsingMojoInProcess(
    ProxyConfigService* proxy_config_service,
    ProxyScriptFetcher* proxy_script_fetcher,
    DhcpProxyScriptFetcher* dhcp_proxy_script_fetcher,
    HostResolver* host_resolver,
    NetLog* net_log,
    NetworkDelegate* network_delegate) {
  return CreateProxyServiceUsingMojoFactory(
      InProcessMojoProxyResolverFactory::GetInstance(), proxy_config_service,
      proxy_script_fetcher, dhcp_proxy_script_fetcher, host_resolver, net_log,
      network_delegate);
}

}  // namespace net