1 files changed, 99 insertions, 0 deletions
diff --git a/src/main/java/utility/SpotifyAPI.java b/src/main/java/utility/SpotifyAPI.java
new file mode 100644
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--- /dev/null
+++ b/src/main/java/utility/SpotifyAPI.java
@@ -0,0 +1,99 @@
+package utility;
+
+import org.json.simple.JSONObject;
+import org.json.simple.parser.JSONParser;
+import se.michaelthelin.spotify.SpotifyApi;
+import se.michaelthelin.spotify.model_objects.credentials.ClientCredentials;
+import se.michaelthelin.spotify.model_objects.specification.ArtistSimplified;
+import se.michaelthelin.spotify.model_objects.specification.Playlist;
+import se.michaelthelin.spotify.model_objects.specification.PlaylistTrack;
+import se.michaelthelin.spotify.model_objects.specification.Track;
+import se.michaelthelin.spotify.requests.authorization.client_credentials.ClientCredentialsRequest;
+import se.michaelthelin.spotify.requests.data.playlists.GetPlaylistRequest;
+import se.michaelthelin.spotify.requests.data.tracks.GetTrackRequest;
+import java.io.FileReader;
+import java.time.Instant;
+import java.util.concurrent.CancellationException;
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.CompletionException;
+public class SpotifyAPI {
+    private static final String clientId = readSetting("spotifyClientID");
+    private static final String clientSecret = readSetting("spotifyClientSecret");
+
+    public static String spotifyapiKey = "";
+    public static long lastRefresh = 0;
+    private static final SpotifyApi spotifyApi = new SpotifyApi.Builder()
+            .setClientId(clientId)
+            .setClientSecret(clientSecret)
+            .build();
+    private static final ClientCredentialsRequest clientCredentialsRequest = spotifyApi.clientCredentials()
+            .build();
+
+
+    public SpotifyAPI(){
+        this.spotifyapiKey = readSetting("spotifyApi");
+    }
+    public static String getSearchTerm_sync(String trackid) {
+        checkRefreshToken();
+        String searchQuery = "";
+        try {
+           GetTrackRequest getTrackRequest = spotifyApi.getTrack(trackid)
+//          .market(CountryCode.SE)
+                    .build();
+            final Track track = getTrackRequest.execute();
+            searchQuery = track.getName();
+            ArtistSimplified[] artists = track.getArtists();
+            for (int i = 0;i< artists.length;i++){
+                searchQuery = searchQuery +  " "+artists[i].getName();
+            }
+            System.out.println(searchQuery);
+        } catch (Exception e) {
+            System.out.println("Error: " + e.getMessage());
+        }
+        return searchQuery;
+
+    }
+    public static String getPlaylist_Sync(String playlistId) {
+        checkRefreshToken();
+        GetPlaylistRequest getPlaylistRequest = spotifyApi.getPlaylist(playlistId).build();
+        try {
+            Playlist playlist = getPlaylistRequest.execute();
+            PlaylistTrack[] tracks = playlist.getTracks().getItems();
+            //pick a random track and return it
+            int randomTrack = (int) (Math.random() * tracks.length);
+            System.out.println(tracks[randomTrack].getTrack().getId());
+            return tracks[randomTrack].getTrack().getId();
+        } catch (Exception e) {
+            System.out.println("Error: " + e.getMessage());
+        }
+        return "";
+    }
+    public static void clientCredentials_Sync() {
+        try {
+            final ClientCredentials clientCredentials = clientCredentialsRequest.execute();
+            spotifyApi.setAccessToken(clientCredentials.getAccessToken());
+            System.out.println("Expires in: " + clientCredentials.getExpiresIn());
+        } catch (Exception e) {
+            System.out.println("Error: " + e.getMessage());
+        }
+    }
+    public static String readSetting(String parameter){
+        Object obj = null;
+        try {
+            obj = new JSONParser().parse(new FileReader("settings//config.json"));
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        JSONObject jo = (JSONObject) obj;
+        return (String) jo.get(parameter);
+    }
+    public static  void checkRefreshToken(){
+        long unixTime = Instant.now().getEpochSecond();
+        if(lastRefresh + 3600 <= unixTime){
+            System.out.println("Spotify Token is expired, refreshing");
+            clientCredentials_Sync();
+            lastRefresh = Instant.now().getEpochSecond();
+        }
+    }
+
+}