multi-page departure lyrics

src/main/java/com/github/nilstrieb/cofig/Secrets.java

@@ -1,5 +1,5 @@
 package com.github.nilstrieb.cofig;
 
 public class Secrets {
-    public static final String TOKEN = "invite xp to your server";
+    public static final String TOKEN = "ODAxMDE1MjU0MDIzNzk4ODI1.YAahlg.u5MEQ_2bzQkVVZZYNJ5Q23Se5CU";
 }

src/main/java/com/github/nilstrieb/commands/fun/DepartureCommand.java

@@ -5,34 +5,47 @@ import com.github.nilstrieb.commands.handler.Command;
 import com.github.nilstrieb.reactions.ReactionEventManager;
 import com.github.nilstrieb.reactions.ReactionListener;
 import com.github.nilstrieb.util.DepartureSong;
+import com.github.nilstrieb.util.MultiPageEmbed;
+import com.iwebpp.crypto.TweetNaclFast;
 import net.dv8tion.jda.api.EmbedBuilder;
+import net.dv8tion.jda.api.entities.Message;
 import net.dv8tion.jda.api.events.message.MessageReceivedEvent;
 import net.dv8tion.jda.api.events.message.react.MessageReactionAddEvent;
 import net.dv8tion.jda.api.events.message.react.MessageReactionRemoveEvent;
 
-public class DepartureCommand extends Command implements ReactionListener {
+import java.util.HashMap;
+
+public class DepartureCommand extends Command {
     public DepartureCommand() {
         super("departure");
     }
 
     @Override
     public void called(MessageReceivedEvent event, String args) {
-        EmbedBuilder builder = Config.getDefaultEmbed();
 
-        builder.setTitle("DEPARTURE - GALNERYUS")
+        final EmbedBuilder latinBuilder = Config.getDefaultEmbed();
-                .addField("Youtube Link: ", DepartureSong.DEPARTURE_YOUTUBE_LINK, false);
+        latinBuilder.setTitle("DEPARTURE - GALNERYUS")
-        reply(event, builder.build());
+                .addField("Youtube Link: ", "[Here](" + DepartureSong.DEPARTURE_YOUTUBE_LINK + ")", false)
-        reply(event, "Lyrics:\n" + DepartureSong.LYRICS_LATIN);
+                .addField("Spotify Link: ", "[Here](" + DepartureSong.DEPARTURE_SPOTIFY_LINK + ")", false)
-        //TODO add message id
+                .addField("LYRICS (Romanized)", "", false);
-    }
 
-    @Override
+        final EmbedBuilder japaneseBuilder = Config.getDefaultEmbed();
-    public void onReactionAdded(MessageReactionAddEvent event) {
+        japaneseBuilder.setTitle("DEPARTURE - GALNERYUS")
+                .addField("Youtube Link: ", "[Here](" + DepartureSong.DEPARTURE_YOUTUBE_LINK + ")", false)
+                .addField("Spotify Link: ", "[Here](" + DepartureSong.DEPARTURE_SPOTIFY_LINK + ")", false)
+                .addField("LYRICS (Japanese)", "", false);
 
-    }
 
-    @Override
+        for (int i = 0; i < DepartureSong.LYRICS_LATIN.length; i++) {
-    public void onReactionRemoved(MessageReactionRemoveEvent event) {
+            latinBuilder.addField("", DepartureSong.LYRICS_LATIN[i], false);
+        }
 
+        for (int i = 0; i < DepartureSong.LYRICS_JAPANESE.length; i++) {
+            japaneseBuilder.addField("", DepartureSong.LYRICS_JAPANESE[i], false);
+        }
+
+        event.getTextChannel().sendMessage(latinBuilder.build()).queue((message -> {
+            new MultiPageEmbed(message, latinBuilder, japaneseBuilder);
+        }));
     }
 }

src/main/java/com/github/nilstrieb/listener/CommandListener.java

@@ -9,6 +9,8 @@ public class CommandListener extends ListenerAdapter {
     @Override
     public void onMessageReceived(@NotNull MessageReceivedEvent event) {
         System.out.println("[CListener] Received message: '" + event.getMessage().getContentRaw() + "'");
-        CommandHandler.call(event);
+        if (!event.getAuthor().isBot()) {
+            CommandHandler.call(event);
+        }
     }
 }

src/main/java/com/github/nilstrieb/listener/ReactionEventListener.java

@@ -9,11 +9,15 @@ import org.jetbrains.annotations.NotNull;
 public class ReactionEventListener extends ListenerAdapter {
     @Override
     public void onMessageReactionAdd(@NotNull MessageReactionAddEvent event) {
-        ReactionEventManager.onReactionAdd(event);
+        if (!event.getUser().isBot()) {
+            ReactionEventManager.onReactionAdd(event);
+        }
     }
 
     @Override
     public void onMessageReactionRemove(@NotNull MessageReactionRemoveEvent event) {
-        ReactionEventManager.onReactionRemove(event);
+        if (!event.getUser().isBot()) {
+            ReactionEventManager.onReactionRemove(event);
+        }
     }
 }

src/main/java/com/github/nilstrieb/reactions/ReactionEventManager.java

@@ -1,25 +1,23 @@
 package com.github.nilstrieb.reactions;
 
-import net.dv8tion.jda.api.entities.Message;
 import net.dv8tion.jda.api.events.message.react.MessageReactionAddEvent;
 import net.dv8tion.jda.api.events.message.react.MessageReactionRemoveEvent;
-import org.jetbrains.annotations.NotNull;
 
 import java.util.HashMap;
 
 public class ReactionEventManager {
-    private static HashMap<String, ReactionListener> currentReactions = new HashMap<>();
+    private static final HashMap<Long, ReactionListener> currentReactions = new HashMap<>();
 
-    public static void addMessage(Message message, ReactionListener listener){
+    public static void addMessage(long message, ReactionListener listener){
-        currentReactions.put(message.getId(), listener);
+        currentReactions.put(message, listener);
     }
 
-    public static void removeMessage(Message message){
+    public static void removeMessage(String message){
-        currentReactions.remove(message.getId());
+        currentReactions.remove(message);
     }
 
     public static void onReactionAdd(MessageReactionAddEvent event){
-        String message = event.getMessageId();
+        long message = event.getMessageIdLong();
         ReactionListener listener = currentReactions.get(message);
         if (listener != null) {
             listener.onReactionAdded(event);
@@ -27,7 +25,7 @@ public class ReactionEventManager {
     }
 
     public static void onReactionRemove(MessageReactionRemoveEvent event){
-        String message = event.getMessageId();
+        long message = event.getMessageIdLong();
         ReactionListener listener = currentReactions.get(message);
         if (listener != null) {
             listener.onReactionRemoved(event);

src/main/java/com/github/nilstrieb/util/DepartureSong.java

@@ -3,12 +3,16 @@ package com.github.nilstrieb.util;
 public class DepartureSong {
 
     public static final String DEPARTURE_YOUTUBE_LINK = "https://www.youtube.com/watch?v=VxFUs1pcWzU";
+    public static final String DEPARTURE_SPOTIFY_LINK = "https://open.spotify.com/track/5sjoJa0YmBCCPMrBPsBMge?si=Qb-eIMuBRD6Ms62cFf3yaw";
 
-    public static final String LYRICS_JAPANESE =
+    public static final String[] LYRICS_JAPANESE =
-            """
+            {"""
             大地を踏みしめて
             君は目覚めていく
             天使の微笑みで 連れ出して!
+            """,
+
+                    """
             孤独でも 一人じゃないさ
             生まれてきたことに
             必ず意味がある
@@ -24,6 +28,9 @@ public class DepartureSong {
             (you can smile!)
             "始まり"はいつでも遅くないさ
             何度でも立ち上がれ!
+            """,
+
+                    """
             最後まで あきらめないさ
             やり続けることに 必ず意味がある
             You just try again
@@ -39,79 +46,97 @@ public class DepartureSong {
             君は目覚めていく
             天使の微笑みで 連れ出して!
             (you can smile!)
-            終わらない冒険に出掛けよう…
+            終わらない冒険に出掛けよう
-            """;
+            いつまでも どこまでも
+            """,
 
-    public static final String LYRICS_LATIN =
+                    """
-            """
+            流れ落ちる涙 勇気に変えていく
+            天使の羽広げ 舞い上がれ!
+            (you can fly!)
+            悲しみも痛みも包みこんで
+            強くなれ明日
+            大地を踏みしめて
+            君は目覚めていく
+            天使の微笑みで 連れ出して!
+            (you can smile!)
+            "始まり"はいつでも遅くないさ
+            何度でも! (you can try!)
+            何度でも! (you can try!)
+            何度でも立ち上がれ!
+            """};
+
+    public static final String[] LYRICS_LATIN =
+            {"""
             Daichi wo fumishimete
             Kimi wa mezameteiku
             Tenshi no hohoemi de
-            Tsuredashite!
+            Tsuredashite!""",
-            
+
+                    """
             Kodoku demo
             Hitori janai sa
             Umaretekita koto ni
-            Kanarazu ima ga aru
+            Kanarazu ima ga aru""",
-            
+                    """
             Yasashisa ni michiafureteru
-            Aoi hoshi ni arigatou
+            Aoi hoshi ni arigatou""",
-            
+                    """
             You can smile again
             Taiyou abite
             You can fly away
             Sekai wa kimi no kagayaki
-            Wo matteru
+            Wo matteru""",
-                     
+                    """   
             Daichi wo fumishimete
             Kimi wa mezameteiku
             Tenshi no hohoemi de
             Tsuredashite! (You can smile!)
             "Hajimari" wa itsudemo
             Osokunai sa
-            Nandodemo tachiagare!
+            Nandodemo tachiagare!""",
-            
+                    """
             Saigo made akiramenai sa
             Yaritsuzukeru koto ni
-            Kanarazu imi ga aru
+            Kanarazu imi ga aru""",
-            
+                    """
             You just try again
             Yami wo nukete
             You just go away
             Mirai wa itsumo bokutachi wo
-            Matteru
+            Matteru""",
-            
+                    """
             Oozora nukenukete kaihara
             Koeteyuke
             Tenshi no nage kissu
             Tsukamaete! (You can try!)
             Mada daremo mita koto nai
             Sekai he
-            Tobidasou ashita
+            Tobidasou ashita""",
-            
+                    """
             Daichi wo fumishimete
             Kimi wa mezameteiku
             Tenshi no hohoemi de
             Tsuredashite! (YOU CAN SMILE!)
             Owaranai bouken ni dekakeyou
-            Itsumademo dokomademo
+            Itsumademo dokomademo""",
-            
+                    """
             Nagareochiru namida yuuki ni
             Kaeteiku
             Tenshi no hani hiroge maiagare! (YOU CAN FLY!)
             Kanashimi mo itami mo
             Tsutsumikonde
-            Tsuyoku nare ashita
+            Tsuyoku nare ashita""",
-            
+                    """
             Daichi wo fumishimete
             Kimi wa mezameteiku
             Tenshi no hohoemi de
-            Tsuredashite! (You can smile!)
+            Tsuredashite! (You can smile!)""",
-            
+                    """
             "Hajimari" wa itsudemo
             Osokunai sa
             Nandodemo! (you can try!)
             Nandodemo! (you can try!)
             Nandodemo tachiagare!
-            """;
+            """};
 }

src/main/java/com/github/nilstrieb/util/MultiPageEmbed.java

@@ -1,7 +1,66 @@
 package com.github.nilstrieb.util;
 
-public class MultiPageEmbed {
+import com.github.nilstrieb.reactions.ReactionEventManager;
-    public static final String NEXT_PAGE_DEFAULT_REACTION = "";
+import com.github.nilstrieb.reactions.ReactionListener;
-    public static final String PREVIOUS_PAGE_DEFAULT_REACTION = "";
+import net.dv8tion.jda.api.EmbedBuilder;
-    //TODO implement
+import net.dv8tion.jda.api.entities.Message;
+import net.dv8tion.jda.api.entities.MessageEmbed;
+import net.dv8tion.jda.api.events.message.react.MessageReactionAddEvent;
+import net.dv8tion.jda.api.events.message.react.MessageReactionRemoveEvent;
+
+import java.util.Objects;
+
+public class MultiPageEmbed implements ReactionListener {
+    private static final String NEXT_PAGE_DEFAULT_REACTION = "\u27a1";
+    private static final String PREVIOUS_PAGE_DEFAULT_REACTION = "\u2b05";
+
+    private final Message message;
+    private final MessageEmbed[] pages;
+    private int currentState;
+    private final String prevReaction;
+    private final String nextReaction;
+
+    public MultiPageEmbed(Message message, EmbedBuilder... pages) {
+        this(message, PREVIOUS_PAGE_DEFAULT_REACTION, NEXT_PAGE_DEFAULT_REACTION, pages);
+    }
+
+    public MultiPageEmbed(Message message, String prevReaction, String nextReaction, EmbedBuilder... builders) {
+        this.message = message;
+        this.prevReaction = prevReaction;
+        this.nextReaction = nextReaction;
+
+        pages = new MessageEmbed[builders.length];
+        for (int i = 0; i < pages.length; i++) {
+            pages[i] = builders[i].build();
+        }
+        currentState = 0;
+
+        message.addReaction(prevReaction).queue();
+        message.addReaction(nextReaction).queue();
+
+        ReactionEventManager.addMessage(message.getIdLong(), this);
+    }
+
+    @Override
+    public void onReactionAdded(MessageReactionAddEvent event) {
+        String name = event.getReaction().getReactionEmote().getName();
+        if (name.equals(nextReaction)) {
+            if(currentState + 1 < pages.length){
+                currentState++;
+                message.editMessage(pages[currentState]).queue();
+            }
+        } else if (name.equals(prevReaction)) {
+            if(currentState > 0){
+                currentState--;
+                message.editMessage(pages[currentState]).queue();
+            }
+        }
+        Objects.requireNonNull(event.getUser(), "[MultiPageEmbed] reaction user was null");
+        event.getReaction().removeReaction(event.getUser()).queue();
+    }
+
+    @Override
+    public void onReactionRemoved(MessageReactionRemoveEvent event) {
+        //leave empty
+    }
 }