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// Copyright 2017 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_UPDATE_CLIENT_ACTIVITY_DATA_SERVICE_H_
#define COMPONENTS_UPDATE_CLIENT_ACTIVITY_DATA_SERVICE_H_
#include <set>
#include <string>
#include <vector>
#include "base/functional/callback_forward.h"
namespace update_client {
const int kDateFirstTime = -1;
const int kDaysFirstTime = -1;
const int kDateUnknown = -2;
const int kDaysUnknown = -2;
// This is an interface that injects certain update information (active, days
// since ...) into the update engine of the update client.
// GetDaysSinceLastActive and GetDaysSinceLastRollCall are used for backward
// compatibility.
class ActivityDataService {
public:
// Calls `callback` with the subset of `ids` that are active.
// The callback is called on the same sequence that calls this function.
virtual void GetActiveBits(
const std::vector<std::string>& ids,
base::OnceCallback<void(const std::set<std::string>&)> callback)
const = 0;
// Calls `callback` with the subset of `ids` that are active, after clearing
// their active setting. The callback is called on the same sequence that
// calls this function.
virtual void GetAndClearActiveBits(
const std::vector<std::string>& ids,
base::OnceCallback<void(const std::set<std::string>&)> callback) = 0;
// The following 2 functions return the number of days since last
// active/roll call.
virtual int GetDaysSinceLastActive(const std::string& id) const = 0;
virtual int GetDaysSinceLastRollCall(const std::string& id) const = 0;
virtual ~ActivityDataService() = default;
};
} // namespace update_client
#endif // COMPONENTS_UPDATE_CLIENT_ACTIVITY_DATA_SERVICE_H_
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