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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/offline_items_collection/core/offline_content_provider.h"
#include "base/observer_list.h"
namespace offline_items_collection {
OfflineContentProvider::OfflineContentProvider() = default;
OfflineContentProvider::~OfflineContentProvider() {
for (auto& observer : observers_)
observer.OnContentProviderGoingDown();
}
void OfflineContentProvider::AddObserver(Observer* observer) {
observers_.AddObserver(observer);
}
void OfflineContentProvider::RemoveObserver(Observer* observer) {
observers_.RemoveObserver(observer);
}
bool OfflineContentProvider::HasObserver(Observer* observer) {
return observers_.HasObserver(observer);
}
void OfflineContentProvider::NotifyItemsAdded(const OfflineItemList& items) {
for (auto& observer : observers_)
observer.OnItemsAdded(items);
}
void OfflineContentProvider::NotifyItemRemoved(const ContentId& id) {
for (auto& observer : observers_)
observer.OnItemRemoved(id);
}
void OfflineContentProvider::NotifyItemUpdated(
const OfflineItem& item,
const std::optional<UpdateDelta>& update_delta) {
for (auto& observer : observers_)
observer.OnItemUpdated(item, update_delta);
}
} // namespace offline_items_collection
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