WIP, Remote Client/Server, fist working track list

database/Release.cpp

@@ -1,5 +1,10 @@
+#include <boost/foreach.hpp>
+
+#include "SqlQuery.hpp"
+
 #include "AudioTypes.hpp"
 
+
 Release::Release(const std::string& name)
 : _name(name)
 {
@@ -28,8 +33,36 @@ Release::create(Wt::Dbo::Session& session, const std::string& name)
 }
 
 Wt::Dbo::collection<Release::pointer>
-Release::getAll(Wt::Dbo::Session& session, Artist::id_type id, int offset, int size)
+Release::getAll(Wt::Dbo::Session& session, std::vector<Artist::id_type> artistIds, int offset, int size)
 {
-	return session.query<Release::pointer>("select * from Release INNER JOIN Release.id = Artist.id").where("artist.id = ?").bind(id);
+	std::string sqlQuery = "SELECT r FROM release r";
+
+	if (!artistIds.empty())
+	{
+		sqlQuery += " INNER JOIN artist a ON a.id = t.artist_id";
+		sqlQuery += " INNER JOIN track t ON t.release_id = r.id";
+	}
+
+	Wt::Dbo::Query<Release::pointer> query = session.query<Release::pointer>( sqlQuery ).offset(offset).limit(size);
+
+	BOOST_FOREACH(const Artist::id_type artistId, artistIds)
+		query.where("a.id = ?").bind(artistId);
+
+	query.groupBy("r");
+
+	return query;
+}
+
+boost::posix_time::time_duration
+Release::getDuration(void) const
+{
+	typedef Wt::Dbo::collection< Wt::Dbo::ptr<Track> > Tracks;
+
+	boost::posix_time::time_duration res;
+
+	for (Tracks::const_iterator it = _tracks.begin(); it != _tracks.end(); ++it)
+		res += (*it)->getDuration();
+
+	return res;
 }