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// Copyright 2018 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_OFFLINE_PAGES_ANDROID_DOWNLOADS_OFFLINE_PAGE_SHARE_HELPER_H_
#define CHROME_BROWSER_OFFLINE_PAGES_ANDROID_DOWNLOADS_OFFLINE_PAGE_SHARE_HELPER_H_
#include <memory>
#include <vector>
#include "base/functional/callback_forward.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "components/offline_items_collection/core/offline_item.h"
#include "components/offline_pages/core/offline_page_types.h"
namespace offline_pages {
class OfflinePageModel;
// Helper class to retrieve the offline page content URI for sharing the page
// in download home UI.
class OfflinePageShareHelper {
public:
using ContentId = offline_items_collection::ContentId;
using OfflineItemShareInfo = offline_items_collection::OfflineItemShareInfo;
using ResultCallback =
base::OnceCallback<void(ShareResult,
const ContentId&,
std::unique_ptr<OfflineItemShareInfo>)>;
explicit OfflinePageShareHelper(OfflinePageModel* model);
OfflinePageShareHelper(const OfflinePageShareHelper&) = delete;
OfflinePageShareHelper& operator=(const OfflinePageShareHelper&) = delete;
~OfflinePageShareHelper();
// Get the share info. Mainly to retrieve the content URI.
void GetShareInfo(const ContentId& id, ResultCallback result_cb);
private:
void OnPageGetForShare(const std::vector<OfflinePageItem>& pages);
void AcquireFileAccessPermission();
void OnFileAccessPermissionDone(bool granted);
void OnPageGetForPublish(const std::vector<OfflinePageItem>& pages);
void OnPagePublished(const base::FilePath& file_path, SavePageResult result);
void NotifyCompletion(ShareResult result,
std::unique_ptr<OfflineItemShareInfo> share_info);
// A keyed service, always valid.
raw_ptr<OfflinePageModel> model_;
ResultCallback result_cb_;
ContentId content_id_;
base::WeakPtrFactory<OfflinePageShareHelper> weak_ptr_factory_{this};
};
} // namespace offline_pages
#endif // CHROME_BROWSER_OFFLINE_PAGES_ANDROID_DOWNLOADS_OFFLINE_PAGE_SHARE_HELPER_H_
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