69 lines
2.0 KiB
C++
69 lines
2.0 KiB
C++
/* This file is part of Clementine.
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Copyright 2012, Martin Björklund <mbj4668@gmail.com>
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Copyright 2014, Krzysztof Sobiecki <sobkas@gmail.com>
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Copyright 2014, John Maguire <john.maguire@gmail.com>
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Clementine is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Clementine is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Clementine. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef COVERS_DISCOGSCOVERPROVIDER_H_
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#define COVERS_DISCOGSCOVERPROVIDER_H_
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#include "coverprovider.h"
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#include <QVariant>
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class QNetworkAccessManager;
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// This struct represents a single search-for-cover request. It identifies
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// and describes the request.
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struct DiscogsCoverSearchContext {
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enum State { State_Init, State_MastersRequested, State_ReleasesRequested };
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// the unique request identifier
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int id;
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// the search query
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QString artist;
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QString album;
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State state;
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CoverSearchResults results;
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};
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Q_DECLARE_METATYPE(DiscogsCoverSearchContext)
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class DiscogsCoverProvider : public CoverProvider {
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Q_OBJECT
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public:
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explicit DiscogsCoverProvider(QObject* parent = nullptr);
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static const char* kSearchUrl;
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bool StartSearch(const QString& artist, const QString& album, int id);
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void CancelSearch(int id);
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private slots:
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void HandleSearchReply(QNetworkReply* reply, int id);
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private:
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QNetworkAccessManager* network_;
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QHash<int, DiscogsCoverSearchContext*> pending_requests_;
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void SendSearchRequest(DiscogsCoverSearchContext* ctx);
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void EndSearch(DiscogsCoverSearchContext* ctx);
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};
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#endif // COVERS_DISCOGSCOVERPROVIDER_H_
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