File: storage_access_api_service.h

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// Copyright 2023 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_STORAGE_ACCESS_API_STORAGE_ACCESS_API_SERVICE_H_
#define CHROME_BROWSER_STORAGE_ACCESS_API_STORAGE_ACCESS_API_SERVICE_H_

#include <optional>

#include "base/time/time.h"

namespace url {
class Origin;
}  // namespace url

// An abstract class providing the interface for the Storage Access API service.
// This class exists so that a different implementation may be used in tests.
class StorageAccessAPIService {
 public:
  // May renew Storage Access API permission grants associated with the given
  // origins. Returns the TimeDelta between now and the permission grant's old
  // expiration if any grant was renewed; nullopt otherwise.
  //
  // The implementations of this method may apply rate limiting and caching in
  // order to avoid unnecessary disk writes.
  //
  // `embedded_origin` and `top_frame_origin` must be non-opaque.
  virtual std::optional<base::TimeDelta> RenewPermissionGrant(
      const url::Origin& embedded_origin,
      const url::Origin& top_frame_origin) = 0;
};

#endif  // CHROME_BROWSER_STORAGE_ACCESS_API_STORAGE_ACCESS_API_SERVICE_H_