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// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef ASH_APP_LIST_APP_WAITER_H_
#define ASH_APP_LIST_APP_WAITER_H_
#include <string>
#include <string_view>
#include "base/scoped_observation.h"
#include "components/services/app_service/public/cpp/app_registry_cache.h"
#include "components/services/app_service/public/cpp/app_registry_cache_wrapper.h"
namespace ash {
// Wait for `app_id` to be loaded with a non-empty name for `account_id`.
class AppWaiter : public apps::AppRegistryCache::Observer,
public apps::AppRegistryCacheWrapper::Observer {
public:
using LoadedCallback = base::OnceCallback<void(std::string name)>;
AppWaiter(AccountId account_id,
LoadedCallback callback,
std::string_view app_id);
~AppWaiter() override;
// apps::AppRegistryCache::Observer:
void OnAppUpdate(const apps::AppUpdate& update) override;
void OnAppRegistryCacheWillBeDestroyed(
apps::AppRegistryCache* cache) override;
// apps::AppRegistryCacheWrapper::Observer:
void OnAppRegistryCacheAdded(const AccountId& account_id) override;
private:
void CacheReady(apps::AppRegistryCache* cache);
const AccountId account_id_;
LoadedCallback callback_;
const std::string app_id_;
base::ScopedObservation<apps::AppRegistryCacheWrapper,
apps::AppRegistryCacheWrapper::Observer>
registry_observation_{this};
base::ScopedObservation<apps::AppRegistryCache,
apps::AppRegistryCache::Observer>
cache_observation_{this};
};
} // namespace ash
#endif // ASH_APP_LIST_APP_WAITER_H_
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