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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef REMOTING_HOST_NATIVE_MESSAGING_NATIVE_MESSAGING_HELPERS_H_
#define REMOTING_HOST_NATIVE_MESSAGING_NATIVE_MESSAGING_HELPERS_H_
#include <optional>
#include <string>
#include "base/values.h"
namespace remoting {
// Parses a serialized JSON message from either the CRD website client or a
// native messaging host instance. Returns true if the message was successfully
// parsed. If parsing fails, the out params will not be affected.
bool ParseNativeMessageJson(const std::string& message,
std::string& message_type,
base::Value::Dict& parsed_message);
// Creates and returns a response for |request|. Returns nullopt if the request
// is malformed.
// For a request like this: {id: "abc", type: "hello"}, the response will be:
// {id: "abc", type: "helloResponse"}.
std::optional<base::Value::Dict> CreateNativeMessageResponse(
const base::Value::Dict& request);
// Adds hello response fields to |response|, which should be created by calling
// CreateNativeMessageResponse(). The supported features field will be absent if
// |supported_features| is none (or default).
void ProcessNativeMessageHelloResponse(
base::Value::Dict& response,
base::Value::List supported_features = base::Value::List());
} // namespace remoting
#endif // REMOTING_HOST_NATIVE_MESSAGING_NATIVE_MESSAGING_HELPERS_H_
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