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// Copyright 2014 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.
#ifndef COMPONENTS_COPRESENCE_HANDLERS_DIRECTIVE_HANDLER_IMPL_H_
#define COMPONENTS_COPRESENCE_HANDLERS_DIRECTIVE_HANDLER_IMPL_H_
#include "components/copresence/handlers/directive_handler.h"
#include <map>
#include <string>
#include <vector>
#include "base/macros.h"
#include "base/memory/scoped_ptr.h"
#include "components/copresence/handlers/audio/audio_directive_handler_impl.h"
#include "components/copresence/public/copresence_constants.h"
namespace copresence {
// The directive handler manages transmit and receive directives.
class DirectiveHandlerImpl final : public DirectiveHandler {
public:
DirectiveHandlerImpl();
explicit DirectiveHandlerImpl(
const DirectivesCallback& update_directives_callback);
DirectiveHandlerImpl(
scoped_ptr<AudioDirectiveHandler> audio_handler);
~DirectiveHandlerImpl() override;
// DirectiveHandler overrides.
void Start(audio_modem::WhispernetClient* whispernet_client,
const audio_modem::TokensCallback& tokens_cb) override;
void AddDirective(const Directive& directive) override;
void RemoveDirectives(const std::string& op_id) override;
const std::string
GetCurrentAudioToken(audio_modem::AudioType type) const override;
bool IsAudioTokenHeard(audio_modem::AudioType type) const override;
private:
// Starts actually running a directive.
void StartDirective(const std::string& op_id, const Directive& directive);
scoped_ptr<AudioDirectiveHandler> audio_handler_;
std::map<std::string, std::vector<Directive>> pending_directives_;
bool is_started_;
DISALLOW_COPY_AND_ASSIGN(DirectiveHandlerImpl);
};
} // namespace copresence
#endif // COMPONENTS_COPRESENCE_HANDLERS_DIRECTIVE_HANDLER_IMPL_H_
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