refactor: rename the atom directory to shell

shell/browser/lib/bluetooth_chooser.cc

@@ -0,0 +1,128 @@
+// Copyright (c) 2016 GitHub, Inc.
+// Use of this source code is governed by the MIT license that can be
+// found in the LICENSE file.
+
+#include "atom/browser/lib/bluetooth_chooser.h"
+#include "atom/common/native_mate_converters/once_callback.h"
+#include "atom/common/native_mate_converters/string16_converter.h"
+#include "native_mate/dictionary.h"
+
+namespace mate {
+
+template <>
+struct Converter<atom::BluetoothChooser::DeviceInfo> {
+  static v8::Local<v8::Value> ToV8(
+      v8::Isolate* isolate,
+      const atom::BluetoothChooser::DeviceInfo& val) {
+    mate::Dictionary dict = mate::Dictionary::CreateEmpty(isolate);
+    dict.Set("deviceName", val.device_name);
+    dict.Set("deviceId", val.device_id);
+    return mate::ConvertToV8(isolate, dict);
+  }
+};
+
+}  // namespace mate
+
+namespace atom {
+
+namespace {
+
+const int kMaxScanRetries = 5;
+
+void OnDeviceChosen(const content::BluetoothChooser::EventHandler& handler,
+                    const std::string& device_id) {
+  if (device_id.empty()) {
+    handler.Run(content::BluetoothChooser::Event::CANCELLED, device_id);
+  } else {
+    handler.Run(content::BluetoothChooser::Event::SELECTED, device_id);
+  }
+}
+
+}  // namespace
+
+BluetoothChooser::BluetoothChooser(api::WebContents* contents,
+                                   const EventHandler& event_handler)
+    : api_web_contents_(contents), event_handler_(event_handler) {}
+
+BluetoothChooser::~BluetoothChooser() {}
+
+void BluetoothChooser::SetAdapterPresence(AdapterPresence presence) {
+  switch (presence) {
+    case AdapterPresence::ABSENT:
+    case AdapterPresence::POWERED_OFF:
+      event_handler_.Run(Event::CANCELLED, "");
+      break;
+    case AdapterPresence::POWERED_ON:
+      break;
+  }
+}
+
+void BluetoothChooser::ShowDiscoveryState(DiscoveryState state) {
+  switch (state) {
+    case DiscoveryState::FAILED_TO_START:
+      event_handler_.Run(Event::CANCELLED, "");
+      break;
+    case DiscoveryState::IDLE:
+      if (device_map_.empty()) {
+        auto event =
+            ++num_retries_ > kMaxScanRetries ? Event::CANCELLED : Event::RESCAN;
+        event_handler_.Run(event, "");
+      } else {
+        bool prevent_default = api_web_contents_->Emit(
+            "select-bluetooth-device", GetDeviceList(),
+            base::BindOnce(&OnDeviceChosen, event_handler_));
+        if (!prevent_default) {
+          auto it = device_map_.begin();
+          auto device_id = it->first;
+          event_handler_.Run(Event::SELECTED, device_id);
+        }
+      }
+      break;
+    case DiscoveryState::DISCOVERING:
+      break;
+  }
+}
+
+void BluetoothChooser::AddOrUpdateDevice(const std::string& device_id,
+                                         bool should_update_name,
+                                         const base::string16& device_name,
+                                         bool is_gatt_connected,
+                                         bool is_paired,
+                                         int signal_strength_level) {
+  bool changed = false;
+  auto entry = device_map_.find(device_id);
+  if (entry == device_map_.end()) {
+    device_map_[device_id] = device_name;
+    changed = true;
+  } else if (should_update_name) {
+    entry->second = device_name;
+    changed = true;
+  }
+
+  if (changed) {
+    // Emit a select-bluetooth-device handler to allow for user to listen for
+    // bluetooth device found.
+    bool prevent_default = api_web_contents_->Emit(
+        "select-bluetooth-device", GetDeviceList(),
+        base::BindOnce(&OnDeviceChosen, event_handler_));
+
+    // If emit not implimented select first device that matches the filters
+    //  provided.
+    if (!prevent_default) {
+      event_handler_.Run(Event::SELECTED, device_id);
+    }
+  }
+}
+
+std::vector<atom::BluetoothChooser::DeviceInfo>
+BluetoothChooser::GetDeviceList() {
+  std::vector<atom::BluetoothChooser::DeviceInfo> vec;
+  for (const auto& it : device_map_) {
+    DeviceInfo info = {it.first, it.second};
+    vec.push_back(info);
+  }
+
+  return vec;
+}
+
+}  // namespace atom