diff --git a/public/index.php b/public/index.php
index 6cd85fc0baa0e229c939e04a837b1a58aa638c0e..b9557736663bfb5924268b0bea37ed4b1c869a6e 100644
--- a/public/index.php
+++ b/public/index.php
@@ -43,6 +43,7 @@ $user = $api->me();
$templateData = [
'user' => $user,
'playlists' => [],
+ 'topArtists' => [],
'infos' => [],
'errors' => [],
@@ -53,6 +54,8 @@ if (isset($_GET['playlist'])) {
$selectedPlaylistId = $_GET['playlist'];
}
+$generatePlaylistFromArtists = isset($_GET['generate-playlist-top-artists']);
+
if ($selectedPlaylistId) {
$playlist = $api->getPlaylist($selectedPlaylistId);
error_log('Will create new playlist from tracks in playlist '.$selectedPlaylistId.' "'.$playlist->name.'".');
@@ -88,10 +91,51 @@ if ($selectedPlaylistId) {
'name' => $newPlaylistName,
]);
+ $api->replacePlaylistTracks($newPlaylist->id, $pickedTrackIds);
+ $playlistLink = '<a href="'.$newPlaylist->external_urls->spotify.'">'.$newPlaylistName.'</a>';
+ $templateData['infos'][] = 'Ok created new playlist with '.count($pickedTrackIds).' tracks: '.$playlistLink;
+} elseif ($generatePlaylistFromArtists) {
+ $selectedArtists = $_GET['selected-artist'];
+ error_log('Will create new playlist with filterted recommendations from artists: '.join(', ', $selectedArtists).'".');
+ $recommendedTrackIds = [];
+
+ foreach ($selectedArtists as $selectedArtist) {
+ error_log('Get recommendations for artist '.$selectedArtist.'');
+ $recommendations = $api->getRecommendations([
+ 'seed_artists' => $selectedArtist,
+ 'limit' => 100
+ ]);
+ error_log(' -> Got '.count($recommendations->tracks).' recommendatations.');
+
+ // Filter by artist, remove duplicates
+ foreach ($recommendations->tracks as $recommendedTrack) {
+ $trackArtistInWantedArtists = false;
+ foreach ($recommendedTrack->artists as $trackArtist) {
+ if (\in_array($trackArtist->id, $selectedArtists)) {
+ $recommendedTrackIds[$recommendedTrack->id] = 1;
+ }
+ }
+ }
+ }
+
+ $recommendedTrackIds = array_keys($recommendedTrackIds);
+ error_log('=> Got '.count($recommendedTrackIds).' unique recommendatations.');
+ shuffle($recommendedTrackIds);
+ $pickedTrackIds = array_slice($recommendedTrackIds, 0, 50);
+ error_log('Keep '.count($pickedTrackIds).' random tracks.');
+
+ $now = new DateTime();
+ $newPlaylistName = 'Fresh playlist ['.$now->format('Y-m-d H:i:s').']';
+ error_log('Create new playlist "'.$newPlaylistName.'".');
+ $newPlaylist = $api->createPlaylist([
+ 'name' => $newPlaylistName,
+ ]);
+
$api->replacePlaylistTracks($newPlaylist->id, $pickedTrackIds);
$playlistLink = '<a href="'.$newPlaylist->external_urls->spotify.'">'.$newPlaylistName.'</a>';
$templateData['infos'][] = 'Ok created new playlist with '.count($pickedTrackIds).' tracks: '.$playlistLink;
} else {
+ $templateData['topArtists'] = $api->getMyTop('artists', ['limit' => 16, 'time_range' => 'short_term'])->items;
$templateData['playlists'] = $api->getUserPlaylists($user->id)->items;
}
diff --git a/spotify/spotify.php b/spotify/spotify.php
index 7a17d8371b922472e7abdf41315e9276473eb961..c5862dbd0842162f5158d4a457c3a8ca836cb2c8 100644
--- a/spotify/spotify.php
+++ b/spotify/spotify.php
@@ -15,4 +15,5 @@ $SPOTIFY_REQUIRED_SCOPES = [
'playlist-modify-private',
'playlist-modify-public',
'user-read-private',
+ 'user-top-read',
];
diff --git a/template.php b/template.php
index d56985d538dedca7726a9b51db90a4a3c652bb18..ec9d91a73ac93b215a3e4ffad24f0eb033ba27ca 100644
--- a/template.php
+++ b/template.php
@@ -14,7 +14,7 @@
<body class="container mt-2">
<div class="row">
- <div class="col-2">
+ <div class="col-3">
<div class="card">
<?php if (count($templateData['user']->images)) { ?>
@@ -32,7 +32,7 @@
</div>
</div>
- <div class="col-10">
+ <div class="col-9">
<?php if (count($templateData['errors'])) { ?>
<?php foreach ($templateData['errors'] as $message) { ?>
@@ -46,6 +46,31 @@
<?php } ?>
<?php } ?>
+ <?php if (count($templateData['topArtists'])) { ?>
+ <form class="clearfix">
+ <legend>Generate playlist from artists:</legend>
+ <ul class="list-unstyled row row-cols-4">
+ <?php foreach ($templateData['topArtists'] as $artist) { ?>
+ <li class="col">
+ <div class="custom-control custom-checkbox">
+ <input
+ type="checkbox"
+ class="custom-control-input"
+ id="check-top-artist-<?php echo $artist->id; ?>"
+ name="selected-artist[]"
+ value="<?php echo $artist->id; ?>"
+ >
+ <label class="custom-control-label" for="check-top-artist-<?php echo $artist->id; ?>">
+ <?php echo $artist->name; ?>
+ </label>
+ </div>
+ </li>
+ <?php } ?>
+ </ul>
+ <button name="generate-playlist-top-artists" type="submit" class="btn btn-secondary float-end">🎶 Generate!</button>
+ </form>
+ <?php } ?>
+
<?php if (count($templateData['playlists'])) { ?>
<h3>Please pick a playlist to get recommendations from:</h3>
<div class="list-group">