Display created playlist minimal report

public/index.php

@@ -48,6 +48,7 @@ $templateData = [
   'user' => $user,
   'playlists' => [],
   'topArtists' => [],
+  'playlist' => null,
 
   'infos' => [],
   'errors' => [],
@@ -106,7 +107,8 @@ if ($generatePlaylistFromPlaylist) {
     }
 
     $newPlaylist = createPlaylistWithRandomTracks($api, $recommendedTrackIds);
-    $templateData['infos'][] = getCreatedPlaylistInformationMessage($api, $newPlaylist->id);
+    $templateData['infos'][] = getCreatedPlaylistInformationMessage($api, $newPlaylist);
+    $templateData['playlist'] = createDisplayablePlaylist($newPlaylist);
 } elseif ($generatePlaylistFromArtists) {
     $selectedArtists = $_GET['selected-artist'];
     error_log('Will create new playlist with filterted recommendations from artists: '.join(', ', $selectedArtists).'".');
@@ -139,7 +141,8 @@ if ($generatePlaylistFromPlaylist) {
     }
 
     $newPlaylist = createPlaylistWithRandomTracks($api, $recommendedTrackIds);
-    $templateData['infos'][] = getCreatedPlaylistInformationMessage($api, $newPlaylist->id);
+    $templateData['infos'][] = getCreatedPlaylistInformationMessage($api, $newPlaylist);
+    $templateData['playlist'] = createDisplayablePlaylist($newPlaylist);
 } else {
     $templateData['topArtists'] = $api->getMyTop('artists', ['limit' => $topArtistsCount, 'time_range' => 'short_term'])->items;
     $templateData['playlists'] = $api->getUserPlaylists($user->id, ['limit' => $playlistsCount])->items;

spotify/lib.php

@@ -32,13 +32,45 @@ function createPlaylistWithRandomTracks($api, $trackIds, $count = 50) {
   $pickedTrackIds = pickRandomTrackFromArray($trackIds);
   $api->replacePlaylistTracks($playlist->id, $pickedTrackIds);
 
-  return $playlist;
+  return $api->getPlaylist($playlist->id);
 }
 
-function getCreatedPlaylistInformationMessage($api, $playlistId) {
-  $playlist = $api->getPlaylist($playlistId);
+function getCreatedPlaylistInformationMessage($api, $playlist) {
   $link = '<a href="'.$playlist->external_urls->spotify.'">'.$playlist->name.'</a>';
   $message = 'Ok created new playlist with '.count($playlist->tracks->items).' tracks: '.$link;
 
   return $message;
 }
+
+function createDisplayablePlaylist($playlist) {
+  $output = [
+    'id' => $playlist->id,
+    'name' => $playlist->name,
+    'tracks' => [],
+    'artists' => [],
+  ];
+
+  $artists = [];
+
+  foreach($playlist->tracks->items as $item) {
+    $track = [
+      'id' => $item->track->id,
+      'name' => $item->track->name,
+      'artists' => [],
+    ];
+
+    foreach($item->track->artists as $artist) {
+      $track['artists'][] = [
+        'id' => $artist->id,
+        'name' => $artist->name,
+      ];
+      $artists[$artist->id] = $artist->name;
+    }
+
+    $output['tracks'][] = $track;
+  }
+
+  $output['artists'] = array_values($artists);
+
+  return $output;
+}

template.php

@@ -145,6 +145,16 @@
       </form>
     <?php } ?>
 
+    <?php if ($templateData['playlist'] && count($templateData['playlist'])) { ?>
+      <div class="alert alert-info">
+        <ul>
+          <?php foreach ($templateData['playlist']['artists'] as $artist) { ?>
+            <li><?php echo $artist; ?></li>
+          <?php } ?>
+        </ul>
+      </div>
+    <?php } ?>
+
   </div>
 
   <script src="js/bootstrap.min.js"></script>