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// Copyright 2012 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_BROWSING_DATA_CONTENT_BROWSING_DATA_QUOTA_HELPER_IMPL_H_
#define COMPONENTS_BROWSING_DATA_CONTENT_BROWSING_DATA_QUOTA_HELPER_IMPL_H_
#include <stdint.h>
#include <map>
#include <set>
#include <string>
#include <utility>
#include "base/functional/callback_forward.h"
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_refptr.h"
#include "base/memory/weak_ptr.h"
#include "components/browsing_data/content/browsing_data_quota_helper.h"
namespace blink {
class StorageKey;
}
namespace storage {
class QuotaManager;
}
// Implementation of BrowsingDataQuotaHelper. Since a client of
// BrowsingDataQuotaHelper should live in UI thread and QuotaManager lives in
// IO thread, we have to communicate over thread using PostTask.
class BrowsingDataQuotaHelperImpl : public BrowsingDataQuotaHelper {
public:
void StartFetching(FetchResultCallback callback) override;
void DeleteStorageKeyData(const blink::StorageKey& storage_key,
base::OnceClosure completed) override;
explicit BrowsingDataQuotaHelperImpl(storage::QuotaManager* quota_manager);
BrowsingDataQuotaHelperImpl(const BrowsingDataQuotaHelperImpl&) = delete;
BrowsingDataQuotaHelperImpl& operator=(const BrowsingDataQuotaHelperImpl&) =
delete;
private:
using QuotaInfoMap = std::map<blink::StorageKey, QuotaInfo>;
~BrowsingDataQuotaHelperImpl() override;
// Calls QuotaManager::GetStorageKeysModifiedBetween for each storage type.
void FetchQuotaInfoOnIOThread(FetchResultCallback callback);
// Callback function for QuotaManager::GetStorageKeysForType.
void GotStorageKeys(FetchResultCallback callback,
const std::set<blink::StorageKey>& storage_keys);
// Callback function for QuotaManager::GetStorageKeyUsage.
void GotStorageKeyUsage(QuotaInfoMap* quota_info,
const blink::StorageKey& storage_key,
int64_t usage,
blink::mojom::UsageBreakdownPtr usage_breakdown);
// Called when all QuotaManager::GetHostUsage requests are complete.
void OnGetHostsUsageComplete(FetchResultCallback callback,
QuotaInfoMap* quota_info);
void DeleteStorageKeyDataOnIOThread(const blink::StorageKey& storage_key,
base::OnceClosure completed);
void OnStorageKeyDeletionCompleted(base::OnceClosure completed,
blink::mojom::QuotaStatusCode status);
scoped_refptr<storage::QuotaManager> quota_manager_;
base::WeakPtrFactory<BrowsingDataQuotaHelperImpl> weak_factory_{this};
};
#endif // COMPONENTS_BROWSING_DATA_CONTENT_BROWSING_DATA_QUOTA_HELPER_IMPL_H_
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