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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/modules/bluetooth/bluetooth_service_data_map.h"
#include "third_party/blink/renderer/core/typed_arrays/dom_data_view.h"
#include "third_party/blink/renderer/modules/bluetooth/bluetooth_remote_gatt_utils.h"
namespace blink {
class BluetoothServiceDataMapIterationSource final
: public PairSyncIterable<BluetoothServiceDataMap>::IterationSource {
public:
explicit BluetoothServiceDataMapIterationSource(
const BluetoothServiceDataMap& map)
: map_(map), iterator_(map_->Map().begin()) {}
bool FetchNextItem(ScriptState* script_state,
String& map_key,
NotShared<DOMDataView>& map_value,
ExceptionState&) override {
if (iterator_ == map_->Map().end())
return false;
map_key = iterator_->key;
map_value = NotShared<DOMDataView>(
BluetoothRemoteGATTUtils::ConvertSpanToDataView(iterator_->value));
++iterator_;
return true;
}
void Trace(Visitor* visitor) const override {
visitor->Trace(map_);
PairSyncIterable<BluetoothServiceDataMap>::IterationSource::Trace(visitor);
}
private:
// Needs to be kept alive while we're iterating over it.
const Member<const BluetoothServiceDataMap> map_;
BluetoothServiceDataMap::MapType::const_iterator iterator_;
};
BluetoothServiceDataMap::BluetoothServiceDataMap(
const BluetoothServiceDataMap::MapType& map)
: parameter_map_(map) {}
BluetoothServiceDataMap::~BluetoothServiceDataMap() {}
PairSyncIterable<BluetoothServiceDataMap>::IterationSource*
BluetoothServiceDataMap::CreateIterationSource(ScriptState*, ExceptionState&) {
return MakeGarbageCollected<BluetoothServiceDataMapIterationSource>(*this);
}
bool BluetoothServiceDataMap::GetMapEntry(ScriptState*,
const String& key,
NotShared<DOMDataView>& value,
ExceptionState&) {
auto it = parameter_map_.find(key);
if (it == parameter_map_.end())
return false;
value = BluetoothRemoteGATTUtils::ConvertSpanToDataView(it->value);
return true;
}
} // namespace blink
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