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// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_NTP_SNIPPETS_CONTEXTUAL_CONTEXTUAL_SUGGESTIONS_FETCHER_IMPL_H_
#define COMPONENTS_NTP_SNIPPETS_CONTEXTUAL_CONTEXTUAL_SUGGESTIONS_FETCHER_IMPL_H_
#include <memory>
#include <string>
#include <vector>
#include "base/callback.h"
#include "base/containers/flat_set.h"
#include "base/containers/unique_ptr_adapters.h"
#include "components/ntp_snippets/contextual/contextual_suggestion.h"
#include "components/ntp_snippets/contextual/contextual_suggestions_fetch.h"
#include "components/ntp_snippets/contextual/contextual_suggestions_fetcher.h"
#include "components/unified_consent/url_keyed_data_collection_consent_helper.h"
namespace network {
class SharedURLLoaderFactory;
} // namespace network
using contextual_suggestions::Cluster;
using contextual_suggestions::ContextualSuggestionsFetch;
using contextual_suggestions::ContextualSuggestionsResult;
namespace contextual_suggestions {
class ContextualSuggestionsFetcherImpl : public ContextualSuggestionsFetcher {
public:
ContextualSuggestionsFetcherImpl(
const scoped_refptr<network::SharedURLLoaderFactory>& loader_factory,
std::unique_ptr<unified_consent::UrlKeyedDataCollectionConsentHelper>
consent_helper,
const std::string& application_language_code);
~ContextualSuggestionsFetcherImpl() override;
// ContextualSuggestionsFetcher implementation.
void FetchContextualSuggestionsClusters(
const GURL& url,
FetchClustersCallback callback,
ReportFetchMetricsCallback metrics_callback) override;
private:
void FetchFinished(ContextualSuggestionsFetch* fetch,
FetchClustersCallback callback,
ContextualSuggestionsResult result);
const scoped_refptr<network::SharedURLLoaderFactory> loader_factory_;
std::unique_ptr<unified_consent::UrlKeyedDataCollectionConsentHelper>
consent_helper_;
/// BCP47 formatted language code to use.
const std::string bcp_language_code_;
// Stores requests that are inflight.
base::flat_set<std::unique_ptr<ContextualSuggestionsFetch>,
base::UniquePtrComparator>
pending_requests_;
DISALLOW_COPY_AND_ASSIGN(ContextualSuggestionsFetcherImpl);
};
} // namespace contextual_suggestions
#endif // COMPONENTS_NTP_SNIPPETS_CONTEXTUAL_CONTEXTUAL_SUGGESTIONS_FETCHER_IMPL_H_
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