1 /*
2  * Copyright (C) 2022 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include "host/frontend/webrtc/location_handler.h"
18 
19 #include <unistd.h>
20 
21 #include <android-base/logging.h>
22 #include <fmt/format.h>
23 
24 #include "host/libs/config/cuttlefish_config.h"
25 #include "host/libs/location/GnssClient.h"
26 
27 namespace cuttlefish::webrtc_streaming {
28 
LocationHandler(std::function<void (const uint8_t *,size_t)> send_to_client)29 LocationHandler::LocationHandler(
30     std::function<void(const uint8_t *, size_t)> send_to_client) {}
31 
~LocationHandler()32 LocationHandler::~LocationHandler() {}
33 
HandleMessage(const float longitude,const float latitude,const float elevation)34 void LocationHandler::HandleMessage(const float longitude,
35                                           const float latitude,
36                                           const float elevation) {
37   auto config = CuttlefishConfig::Get();
38   if (!config) {
39     LOG(ERROR) << "Failed to obtain config object";
40     return;
41   }
42   auto instance = config->ForDefaultInstance();
43   std::string socket_name =
44       fmt::format("unix:{}.sock",
45                   instance.PerInstanceGrpcSocketPath("GnssGrpcProxyServer"));
46   GnssClient gpsclient(
47       grpc::CreateChannel(socket_name, grpc::InsecureChannelCredentials()));
48 
49   GpsFix location;
50   location.longitude = longitude;
51   location.latitude = latitude;
52   location.elevation = elevation;
53 
54   GpsFixArray coordinates;
55   coordinates.push_back(location);
56 
57   Result<void> reply = gpsclient.SendGpsLocations(1000, coordinates);
58   if (!reply.ok()) {
59     LOG(ERROR) << reply.error().FormatForEnv();
60   }
61 }
62 
63 }  // namespace cuttlefish::webrtc_streaming
64