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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_ASH_CHILD_ACCOUNTS_TIME_LIMIT_OVERRIDE_H_
#define CHROME_BROWSER_ASH_CHILD_ACCOUNTS_TIME_LIMIT_OVERRIDE_H_
#include <optional>
#include <string>
#include "base/time/time.h"
#include "base/values.h"
namespace ash {
namespace usage_time_limit {
class TimeLimitOverride {
public:
// Available override actions.
enum class Action {
kLock, // Enforces user being blocked from accessing the session.
kUnlock // Enforces removing blockade from user session.
};
// Dictionary key for overrides used in serialization. Should match Time
// Limits policy specification.
static constexpr char kOverridesDictKey[] = "overrides";
// Returns string that represents given |action| in serialized form. Should
// match Time Limits policy.
static std::string ActionToString(Action action);
// Factory method. Creates TimeLimitOverride from a |dict|. Returns nullopt if
// |dict| could not be parsed.
static std::optional<TimeLimitOverride> FromDictionary(
const base::Value::Dict* dict);
// Factory method. Creates TimeLimitOverride from the most recent override in
// the list of overrides passed in |list|. Returns nullopt if |list| could not
// be parsed.
static std::optional<TimeLimitOverride> MostRecentFromList(
const base::Value::List* list);
TimeLimitOverride(Action action,
base::Time created_at,
std::optional<base::TimeDelta> duration);
TimeLimitOverride(const TimeLimitOverride&) = delete;
TimeLimitOverride& operator=(const TimeLimitOverride&) = delete;
~TimeLimitOverride();
TimeLimitOverride(TimeLimitOverride&&);
TimeLimitOverride& operator=(TimeLimitOverride&&);
friend bool operator==(const TimeLimitOverride&,
const TimeLimitOverride&) = default;
// Returns override duration if specified.
Action action() const { return action_; }
// Returns override creation time.
base::Time created_at() const { return created_at_; }
// Returns override duration if specified.
std::optional<base::TimeDelta> duration() const { return duration_; }
// Convenience method to quickly check if is this is a locking override.
bool IsLock() const;
// Serializes TimeLimitOverride to a dictionary.
base::Value::Dict ToDictionary() const;
private:
Action action_;
base::Time created_at_;
std::optional<base::TimeDelta> duration_;
};
} // namespace usage_time_limit
} // namespace ash
#endif // CHROME_BROWSER_ASH_CHILD_ACCOUNTS_TIME_LIMIT_OVERRIDE_H_
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