// Copyright 2010-2021, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
//     * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
//     * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

#include "renderer/qt/qt_ipc_server.h"

#include <string>

#include "absl/strings/string_view.h"
#include "absl/time/time.h"
#include "base/system_util.h"
#include "ipc/ipc.h"

namespace mozc {
namespace renderer {

namespace {
constexpr int kNumConnections = 10;
constexpr absl::Duration kIPCServerTimeOut = absl::Milliseconds(1000);
constexpr char kServiceName[] = "renderer";

std::string GetServiceName() {
  std::string name = kServiceName;
  const std::string desktop_name = SystemUtil::GetDesktopNameAsString();
  if (!desktop_name.empty()) {
    name += ".";
    name += desktop_name;
  }
  return name;
}
}  // namespace

QtIpcServer::QtIpcServer()
    : IPCServer(GetServiceName(), kNumConnections, kIPCServerTimeOut) {}
QtIpcServer::~QtIpcServer() = default;

bool QtIpcServer::Process(absl::string_view request, std::string *response) {
  // no need to set the result code.
  response->clear();

  if (callback_) {
    callback_(std::string(request.begin(), request.end()));
  }
  return true;
}

}  // namespace renderer
}  // namespace mozc
