Fixed url, improved info

src/main/java/nl/sbdeveloper/mctpaudio/MCTPAudio.java

@@ -42,7 +42,7 @@ public final class MCTPAudio extends JavaPlugin {
         saveConfig();
 
         Bukkit.getLogger().info("[MCTPAudio] Connecting with socket...");
-        client = new Client("ws://5.9.170.139:25564");
+        client = new Client("ws://168.119.82.91:25564");
         client.connect();
 
         Bukkit.getLogger().info("[MCTPAudio] Loading commands and events...");

src/main/java/nl/sbdeveloper/mctpaudio/radio/Playlist.java

@@ -6,11 +6,14 @@ import nl.sbdeveloper.mctpaudio.MCTPAudio;
 import nl.sbdeveloper.mctpaudio.api.maps.SongList;
 import nl.sbdeveloper.mctpaudio.managers.PinManager;
 import nl.sbdeveloper.mctpaudio.utils.HeadUtil;
+import nl.sbdeveloper.mctpaudio.utils.MainUtil;
+import nl.sbdeveloper.mctpaudio.utils.WebhookMessage;
 import org.bukkit.Bukkit;
 import org.bukkit.entity.Player;
 import org.bukkit.scheduler.BukkitTask;
 import org.json.simple.JSONObject;
 
+import java.awt.*;
 import java.io.IOException;
 
 /* Copyright (C) McThemeParks - All Rights Reserved
@@ -21,7 +24,6 @@ import java.io.IOException;
 
 public class Playlist {
     private final SongList<String> playList = new SongList<>();
-    private final SongList<String> playedList = new SongList<>();
 
     private boolean running = false;
     private BukkitTask currentTimer;
@@ -78,10 +80,12 @@ public class Playlist {
     public void nextSong() {
         if (currentTimer != null) return; //A song is playing?
 
-        if (faultCounter > 4) stop(); //FALLBACK! 4 errors occured.
+        if (faultCounter > 4) {
+            MCTPAudio.getPlugin(MCTPAudio.class).getLogger().severe("Detected to many IO errors! Stopping the radio...");
+            stop(); //FALLBACK! 4 errors occured.
+        }
 
         if (playList.isEmpty()) {
-            playedList.clear();
             start();
         }
 
@@ -89,16 +93,27 @@ public class Playlist {
         String nextURL = playList.getRandom();
         if (nextURL == null) return;
 
-        //Remove from PlayList and add to PlayedList
-        playList.remove(nextURL);
-        playedList.add(nextURL);
+        //Remove from PlayList
+        try {
+            playList.remove(nextURL);
+        } catch (ArrayIndexOutOfBoundsException ignored) { }
 
         //Get ticks of song
         int ticks;
         try {
             ticks = HeadUtil.getTicksOfFile(nextURL);
         } catch (InvalidDataException | UnsupportedTagException ex) {
-            ex.printStackTrace();
+            WebhookMessage.EmbedObject embed = new WebhookMessage.EmbedObject();
+            embed.setTitle("Radio song failure!");
+            embed.setColor(Color.RED);
+            embed.setDescription("A song in the radio does not have MPEG headers. A song without headers cannot be played in the radio because the length cannot be determined. Please fix as soon as possible.\n\nClick on the title to go to the song.");
+            embed.setUrl(nextURL);
+
+            try {
+                MainUtil.sendMessageDiscord(embed, "<@&965684395686129724>");
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
             nextSong();
             return;
         } catch (IOException ex) {

src/main/java/nl/sbdeveloper/mctpaudio/utils/MainUtil.java

@@ -0,0 +1,22 @@
+package nl.sbdeveloper.mctpaudio.utils;
+
+import java.io.IOException;
+
+public class MainUtil {
+    public static void sendMessageDiscord(WebhookMessage.EmbedObject embed, String mention) throws IOException {
+        WebhookMessage webhookMessage = new WebhookMessage("https://discord.com/api/webhooks/706629612955762778/MztXWVWupAIoTIHwb0XK8ExfOz6nrygB_FEl9EpbFENGUCGobMib_5Apj2rnUSXuMlbR");
+        webhookMessage.setAvatarUrl("https://mcthemeparks.eu/musicupload/downloads/Designs/Logo2.png");
+        webhookMessage.setUsername("McThemeParks Audio");
+
+        embed.setFooter("© McThemeParks 2021/2022", "https://mcthemeparks.eu/musicupload/downloads/Designs/Logo2.png");
+        webhookMessage.addEmbed(embed);
+
+        if (mention != null) webhookMessage.setContent(mention);
+
+        webhookMessage.execute();
+    }
+
+    public static void sendMessageDiscord(WebhookMessage.EmbedObject embed) throws IOException {
+        sendMessageDiscord(embed, null);
+    }
+}

src/main/java/nl/sbdeveloper/mctpaudio/utils/WebhookMessage.java

@@ -0,0 +1,384 @@
+package nl.sbdeveloper.mctpaudio.utils;
+
+import javax.net.ssl.HttpsURLConnection;
+import java.awt.*;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.lang.reflect.Array;
+import java.net.URL;
+import java.nio.charset.StandardCharsets;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+
+/**
+ * Class used to execute Discord Webhooks with low effort
+ */
+public class WebhookMessage {
+    private final String url;
+    private String content;
+    private String username;
+    private String avatarUrl;
+    private boolean tts;
+    private final List<EmbedObject> embeds = new ArrayList<>();
+
+    /**
+     * Constructs a new DiscordWebhook instance
+     *
+     * @param url The webhook URL obtained in Discord
+     */
+    public WebhookMessage(String url) {
+        this.url = url;
+    }
+
+    public void setContent(String content) {
+        this.content = content;
+    }
+
+    public void setUsername(String username) {
+        this.username = username;
+    }
+
+    public void setAvatarUrl(String avatarUrl) {
+        this.avatarUrl = avatarUrl;
+    }
+
+    public void setTts(boolean tts) {
+        this.tts = tts;
+    }
+
+    public void addEmbed(EmbedObject embed) {
+        this.embeds.add(embed);
+    }
+
+    public void execute() throws IOException {
+        if (this.content == null && this.embeds.isEmpty()) {
+            throw new IllegalArgumentException("Set content or add at least one EmbedObject");
+        }
+
+        JSONObject json = new JSONObject();
+
+        json.put("content", this.content);
+        json.put("username", this.username);
+        json.put("avatar_url", this.avatarUrl);
+        json.put("tts", this.tts);
+
+        if (!this.embeds.isEmpty()) {
+            List<JSONObject> embedObjects = new ArrayList<>();
+
+            for (EmbedObject embed : this.embeds) {
+                JSONObject jsonEmbed = new JSONObject();
+
+                jsonEmbed.put("title", embed.getTitle());
+                jsonEmbed.put("description", embed.getDescription());
+                jsonEmbed.put("url", embed.getUrl());
+
+                if (embed.getColor() != null) {
+                    Color color = embed.getColor();
+                    int rgb = color.getRed();
+                    rgb = (rgb << 8) + color.getGreen();
+                    rgb = (rgb << 8) + color.getBlue();
+
+                    jsonEmbed.put("color", rgb);
+                }
+
+                EmbedObject.Footer footer = embed.getFooter();
+                EmbedObject.Image image = embed.getImage();
+                EmbedObject.Thumbnail thumbnail = embed.getThumbnail();
+                EmbedObject.Author author = embed.getAuthor();
+                List<EmbedObject.Field> fields = embed.getFields();
+
+                if (footer != null) {
+                    JSONObject jsonFooter = new JSONObject();
+
+                    jsonFooter.put("text", footer.getText());
+                    jsonFooter.put("icon_url", footer.getIconUrl());
+                    jsonEmbed.put("footer", jsonFooter);
+                }
+
+                if (image != null) {
+                    JSONObject jsonImage = new JSONObject();
+
+                    jsonImage.put("url", image.getUrl());
+                    jsonEmbed.put("image", jsonImage);
+                }
+
+                if (thumbnail != null) {
+                    JSONObject jsonThumbnail = new JSONObject();
+
+                    jsonThumbnail.put("url", thumbnail.getUrl());
+                    jsonEmbed.put("thumbnail", jsonThumbnail);
+                }
+
+                if (author != null) {
+                    JSONObject jsonAuthor = new JSONObject();
+
+                    jsonAuthor.put("name", author.getName());
+                    jsonAuthor.put("url", author.getUrl());
+                    jsonAuthor.put("icon_url", author.getIconUrl());
+                    jsonEmbed.put("author", jsonAuthor);
+                }
+
+                List<JSONObject> jsonFields = new ArrayList<>();
+                for (EmbedObject.Field field : fields) {
+                    JSONObject jsonField = new JSONObject();
+
+                    jsonField.put("name", field.getName());
+                    jsonField.put("value", field.getValue());
+                    jsonField.put("inline", field.isInline());
+
+                    jsonFields.add(jsonField);
+                }
+
+                jsonEmbed.put("fields", jsonFields.toArray());
+                embedObjects.add(jsonEmbed);
+            }
+
+            json.put("embeds", embedObjects.toArray());
+        }
+
+        URL url = new URL(this.url);
+        HttpsURLConnection connection = (HttpsURLConnection) url.openConnection();
+        connection.addRequestProperty("Content-Type", "application/json");
+        connection.addRequestProperty("User-Agent", "Java-DiscordWebhook-BY-Gelox_");
+        connection.setDoOutput(true);
+        connection.setRequestMethod("POST");
+
+        OutputStream stream = connection.getOutputStream();
+        stream.write(json.toString().getBytes(StandardCharsets.UTF_8));
+        stream.flush();
+        stream.close();
+
+        connection.getInputStream().close(); //I'm not sure why but it doesn't work without getting the InputStream
+        connection.disconnect();
+    }
+
+    public static class EmbedObject {
+        private String title;
+        private String description;
+        private String url;
+        private Color color;
+
+        private Footer footer;
+        private Thumbnail thumbnail;
+        private Image image;
+        private Author author;
+        private final List<Field> fields = new ArrayList<>();
+
+        public String getTitle() {
+            return title;
+        }
+
+        public String getDescription() {
+            return description;
+        }
+
+        public String getUrl() {
+            return url;
+        }
+
+        public Color getColor() {
+            return color;
+        }
+
+        public Footer getFooter() {
+            return footer;
+        }
+
+        public Thumbnail getThumbnail() {
+            return thumbnail;
+        }
+
+        public Image getImage() {
+            return image;
+        }
+
+        public Author getAuthor() {
+            return author;
+        }
+
+        public List<Field> getFields() {
+            return fields;
+        }
+
+        public EmbedObject setTitle(String title) {
+            this.title = title;
+            return this;
+        }
+
+        public EmbedObject setDescription(String description) {
+            this.description = description;
+            return this;
+        }
+
+        public EmbedObject setUrl(String url) {
+            this.url = url;
+            return this;
+        }
+
+        public EmbedObject setColor(Color color) {
+            this.color = color;
+            return this;
+        }
+
+        public EmbedObject setFooter(String text, String icon) {
+            this.footer = new Footer(text, icon);
+            return this;
+        }
+
+        public EmbedObject setThumbnail(String url) {
+            this.thumbnail = new Thumbnail(url);
+            return this;
+        }
+
+        public EmbedObject setImage(String url) {
+            this.image = new Image(url);
+            return this;
+        }
+
+        public EmbedObject setAuthor(String name, String url, String icon) {
+            this.author = new Author(name, url, icon);
+            return this;
+        }
+
+        public EmbedObject addField(String name, String value, boolean inline) {
+            this.fields.add(new Field(name, value, inline));
+            return this;
+        }
+
+        private static class Footer {
+            private final String text;
+            private final String iconUrl;
+
+            private Footer(String text, String iconUrl) {
+                this.text = text;
+                this.iconUrl = iconUrl;
+            }
+
+            private String getText() {
+                return text;
+            }
+
+            private String getIconUrl() {
+                return iconUrl;
+            }
+        }
+
+        private static class Thumbnail {
+            private final String url;
+
+            private Thumbnail(String url) {
+                this.url = url;
+            }
+
+            private String getUrl() {
+                return url;
+            }
+        }
+
+        private static class Image {
+            private final String url;
+
+            private Image(String url) {
+                this.url = url;
+            }
+
+            private String getUrl() {
+                return url;
+            }
+        }
+
+        private static class Author {
+            private final String name;
+            private final String url;
+            private final String iconUrl;
+
+            private Author(String name, String url, String iconUrl) {
+                this.name = name;
+                this.url = url;
+                this.iconUrl = iconUrl;
+            }
+
+            private String getName() {
+                return name;
+            }
+
+            private String getUrl() {
+                return url;
+            }
+
+            private String getIconUrl() {
+                return iconUrl;
+            }
+        }
+
+        private static class Field {
+            private final String name;
+            private final String value;
+            private final boolean inline;
+
+            private Field(String name, String value, boolean inline) {
+                this.name = name;
+                this.value = value;
+                this.inline = inline;
+            }
+
+            private String getName() {
+                return name;
+            }
+
+            private String getValue() {
+                return value;
+            }
+
+            private boolean isInline() {
+                return inline;
+            }
+        }
+    }
+
+    private static class JSONObject extends HashMap<String, Object> {
+        @Override
+        public Object put(String key, Object value) {
+            if (value == null) return null;
+            return super.put(key, value);
+        }
+
+        @Override
+        public String toString() {
+            StringBuilder builder = new StringBuilder();
+            builder.append("{");
+
+            int i = 0;
+            for (Entry<String, Object> entry : entrySet()) {
+                Object val = entry.getValue();
+                builder.append(quote(entry.getKey())).append(":");
+
+                if (val instanceof String) {
+                    builder.append(quote(String.valueOf(val)));
+                } else if (val instanceof Integer) {
+                    builder.append((int) val);
+                } else if (val instanceof Boolean) {
+                    builder.append(val);
+                } else if (val instanceof JSONObject) {
+                    builder.append(val.toString());
+                } else if (val.getClass().isArray()) {
+                    builder.append("[");
+                    int len = Array.getLength(val);
+                    for (int j = 0; j < len; j++) {
+                        builder.append(Array.get(val, j).toString()).append(j != len - 1 ? "," : "");
+                    }
+                    builder.append("]");
+                }
+
+                builder.append(++i == entrySet().size() ? "}" : ",");
+            }
+
+            return builder.toString();
+        }
+
+        private String quote(String string) {
+            return "\"" + string + "\"";
+        }
+    }
+}