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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.
#include "components/offline_pages/core/model/get_visuals_task.h"
#include "base/functional/bind.h"
#include "components/offline_pages/core/offline_page_metadata_store.h"
#include "components/offline_pages/core/offline_store_utils.h"
#include "sql/database.h"
#include "sql/statement.h"
#include "sql/transaction.h"
namespace offline_pages {
namespace {
std::unique_ptr<OfflinePageVisuals> GetVisualsSync(int64_t offline_id,
sql::Database* db) {
std::unique_ptr<OfflinePageVisuals> result;
static const char kSql[] =
"SELECT offline_id,expiration,thumbnail,favicon FROM page_thumbnails"
" WHERE offline_id=?";
sql::Statement statement(db->GetCachedStatement(SQL_FROM_HERE, kSql));
statement.BindInt64(0, offline_id);
if (!statement.Step()) {
return result;
}
result = std::make_unique<OfflinePageVisuals>();
result->offline_id = statement.ColumnInt64(0);
int64_t expiration = statement.ColumnInt64(1);
result->expiration = store_utils::FromDatabaseTime(expiration);
if (!statement.ColumnBlobAsString(2, &result->thumbnail))
result->thumbnail = std::string();
if (!statement.ColumnBlobAsString(3, &result->favicon))
result->favicon = std::string();
return result;
}
} // namespace
GetVisualsTask::GetVisualsTask(OfflinePageMetadataStore* store,
int64_t offline_id,
CompleteCallback complete_callback)
: store_(store),
offline_id_(offline_id),
complete_callback_(std::move(complete_callback)) {}
GetVisualsTask::~GetVisualsTask() = default;
void GetVisualsTask::Run() {
store_->Execute(
base::BindOnce(GetVisualsSync, std::move(offline_id_)),
base::BindOnce(&GetVisualsTask::Complete, weak_ptr_factory_.GetWeakPtr()),
std::unique_ptr<OfflinePageVisuals>());
}
void GetVisualsTask::Complete(std::unique_ptr<OfflinePageVisuals> result) {
TaskComplete();
std::move(complete_callback_).Run(std::move(result));
}
} // namespace offline_pages
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