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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_APPS_APP_SERVICE_PROMISE_APPS_PROMISE_APP_ICON_CACHE_H_
#define CHROME_BROWSER_APPS_APP_SERVICE_PROMISE_APPS_PROMISE_APP_ICON_CACHE_H_
#include <map>
#include <optional>
#include "base/sequence_checker.h"
#include "components/services/app_service/public/cpp/icon_effects.h"
#include "components/services/app_service/public/cpp/icon_types.h"
#include "components/services/app_service/public/cpp/package_id.h"
namespace apps {
class PromiseAppIcon;
using PromiseAppIconPtr = std::unique_ptr<PromiseAppIcon>;
// Stores promise app icons. Each promise app may have several icons of
// different sizes.
class PromiseAppIconCache {
public:
PromiseAppIconCache();
~PromiseAppIconCache();
// Save an icon into the cache against a package ID. If there is already an
// icon for this package ID, append it to the list of existing icons.
void SaveIcon(const PackageId& package_id,
std::unique_ptr<PromiseAppIcon> icon);
// Checks whether there is at least one icon for a package ID.
bool DoesPackageIdHaveIcons(const PackageId& package_id);
// Get the icon for the specified package ID.
void GetIconAndApplyEffects(const PackageId& package_id,
int32_t size_hint_in_dip,
IconEffects icon_effects,
LoadIconCallback callback);
// Removes the icons cached for a specified package ID.
void RemoveIconsForPackageId(const PackageId& package_id);
// For testing only. Retrieves pointers to all the registered icons for a
// package ID.
std::vector<PromiseAppIcon*> GetIconsForTesting(const PackageId& package_id);
private:
// Map of all icons for each promise app registration. The inner map
// (std::map<int, PromiseAppIconPtr>) contains all the icons for a promise
// app, keyed (and ordered) by the icon width to make it easier to
// retrieve a requested icon size.
std::map<PackageId, std::map<int, PromiseAppIconPtr>> icon_cache_;
SEQUENCE_CHECKER(sequence_checker_);
};
} // namespace apps
#endif // CHROME_BROWSER_APPS_APP_SERVICE_PROMISE_APPS_PROMISE_APP_ICON_CACHE_H_
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