owen/lms
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Auto reformatted the base, ref #470

Browse Source
This commit is contained in:
emeric
2024-05-24 23:31:52 +02:00
parent 83b868673c
commit 39941d90a3
460 changed files with 8583 additions and 8514 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/libs/services/recommendation/impl/playlist-constraints/ConsecutiveReleases.cpp
+36 -38
View File
@@ -19,59 +19,57 @@
#include "ConsecutiveReleases.hpp"
#include "core/ILogger.hpp"
#include "database/Db.hpp"
#include "database/Release.hpp"
#include "database/Session.hpp"
#include "database/Track.hpp"
#include "core/ILogger.hpp"
namespace lms::recommendation::PlaylistGeneratorConstraint
{
ConsecutiveReleases::ConsecutiveReleases(db::Db& db)
: _db {db}
{}
ConsecutiveReleases::ConsecutiveReleases(db::Db& db)
: _db{ db }
{
}
float
ConsecutiveReleases::computeScore(const std::vector<db::TrackId>& trackIds, std::size_t trackIndex)
{
assert(!trackIds.empty());
assert(trackIndex <= trackIds.size() - 1);
float ConsecutiveReleases::computeScore(const std::vector<db::TrackId>& trackIds, std::size_t trackIndex)
{
assert(!trackIds.empty());
assert(trackIndex <= trackIds.size() - 1);
const db::ReleaseId releaseId {getReleaseId(trackIds[trackIndex])};
const db::ReleaseId releaseId{ getReleaseId(trackIds[trackIndex]) };
constexpr std::size_t rangeSize{ 3 }; // check up to rangeSize tracks before/after the target track
static_assert(rangeSize > 0);
constexpr std::size_t rangeSize{ 3 }; // check up to rangeSize tracks before/after the target track
static_assert(rangeSize > 0);
float score {};
for (std::size_t i {1}; i < rangeSize; ++i)
{
if ((trackIndex >= i) && getReleaseId(trackIds[trackIndex - i]) == releaseId)
score += (1.f / static_cast<float>(i));
float score{};
for (std::size_t i{ 1 }; i < rangeSize; ++i)
{
if ((trackIndex >= i) && getReleaseId(trackIds[trackIndex - i]) == releaseId)
score += (1.f / static_cast<float>(i));
if ((trackIndex + i < trackIds.size()) && getReleaseId(trackIds[trackIndex + i]) == releaseId)
score += (1.f / static_cast<float>(i));
}
if ((trackIndex + i < trackIds.size()) && getReleaseId(trackIds[trackIndex + i]) == releaseId)
score += (1.f / static_cast<float>(i));
}
return score;
}
return score;
}
db::ReleaseId
ConsecutiveReleases::getReleaseId(db::TrackId trackId)
{
using namespace db;
db::ReleaseId ConsecutiveReleases::getReleaseId(db::TrackId trackId)
{
using namespace db;
Session& dbSession {_db.getTLSSession()};
auto transaction {dbSession.createReadTransaction()};
Session& dbSession{ _db.getTLSSession() };
auto transaction{ dbSession.createReadTransaction() };
const Track::pointer track {Track::find(dbSession, trackId)};
if (!track)
return {};
const Track::pointer track{ Track::find(dbSession, trackId) };
if (!track)
return {};
const Release::pointer release {track->getRelease()};
if (!release)
return {};
return release->getId();
}
} // namespace lms::recommendation
const Release::pointer release{ track->getRelease() };
if (!release)
return {};
return release->getId();
}
} // namespace lms::recommendation::PlaylistGeneratorConstraint