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// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_COLLABORATION_INTERNAL_MESSAGING_STORAGE_MESSAGING_BACKEND_DATABASE_H_
#define COMPONENTS_COLLABORATION_INTERNAL_MESSAGING_STORAGE_MESSAGING_BACKEND_DATABASE_H_
#include <map>
#include <vector>
#include "base/functional/callback.h"
#include "components/collaboration/internal/messaging/storage/protocol/message.pb.h"
namespace collaboration::messaging {
using DBLoadedCallback = base::OnceCallback<
void(bool, const std::map<std::string, collaboration_pb::Message>&)>;
// Interface for messaging backend database.
class MessagingBackendDatabase {
public:
virtual ~MessagingBackendDatabase();
// Initialize the database and invoke the callback when loaded.
virtual void Initialize(DBLoadedCallback db_loaded_callback) = 0;
// Insert or update a message.
virtual void Update(const collaboration_pb::Message& message) = 0;
// Delete messages with uuids.
virtual void Delete(const std::vector<std::string>& message_uuids) = 0;
// Delete all messages from the database.
virtual void DeleteAllData() = 0;
};
} // namespace collaboration::messaging
#endif // COMPONENTS_COLLABORATION_INTERNAL_MESSAGING_STORAGE_MESSAGING_BACKEND_DATABASE_H_
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