From 8e449a24239e4c73f949c99f36805340eef7b557 Mon Sep 17 00:00:00 2001
From: ChomeNS <95471003+ChomeNS@users.noreply.github.com>
Date: Fri, 29 Sep 2023 11:51:53 +0700
Subject: [PATCH] ADD speed

---
 .../songplayer/CommandProcessor.java          | 28 +++++++++++++++++++
 .../songplayer/playing/SongHandler.java       |  2 ++
 .../hhhzzzsss/songplayer/song/Song.java       |  8 ++++--
 3 files changed, 35 insertions(+), 3 deletions(-)

diff --git a/src/main/java/com/github/hhhzzzsss/songplayer/CommandProcessor.java b/src/main/java/com/github/hhhzzzsss/songplayer/CommandProcessor.java
index f462de7..622e6f5 100644
--- a/src/main/java/com/github/hhhzzzsss/songplayer/CommandProcessor.java
+++ b/src/main/java/com/github/hhhzzzsss/songplayer/CommandProcessor.java
@@ -54,6 +54,7 @@ public class CommandProcessor {
 		commands.add(new songItemCommand());
 		commands.add(new testSongCommand());
 		commands.add(new pitchCommand());
+		commands.add(new speedCommand());
 
 		for (Command command : commands) {
 			commandMap.put(command.getName().toLowerCase(Locale.ROOT), command);
@@ -1095,6 +1096,33 @@ public class CommandProcessor {
 		}
 	}
 
+	private static class speedCommand extends Command {
+		public String getName() { return "speed"; }
+		public String[] getSyntax() { return new String[] { "<speed>" }; }
+		public String getDescription() { return "Sets the speed of the song"; }
+		public boolean processCommand(String args) {
+			if (args.length() == 0) return false;
+
+			try {
+				final Song currentSong = SongHandler.getInstance().currentSong;
+
+				long oldTime = -1;
+
+				if (currentSong != null) oldTime = currentSong.time;
+
+				SongHandler.getInstance().speed = Float.parseFloat(args);
+
+				if (currentSong != null) currentSong.setTime(oldTime);
+
+				SongPlayer.addChatMessage("§6Set the speed to §3" + args, true);
+			} catch (NumberFormatException e) {
+				return false;
+			}
+
+			return true;
+		}
+	}
+
 	public static CompletableFuture<Suggestions> handleSuggestions(String text, SuggestionsBuilder suggestionsBuilder) {
 		if (!text.contains(" ")) {
 			List<String> names = commandCompletions
diff --git a/src/main/java/com/github/hhhzzzsss/songplayer/playing/SongHandler.java b/src/main/java/com/github/hhhzzzsss/songplayer/playing/SongHandler.java
index ff45981..c7eaf1e 100644
--- a/src/main/java/com/github/hhhzzzsss/songplayer/playing/SongHandler.java
+++ b/src/main/java/com/github/hhhzzzsss/songplayer/playing/SongHandler.java
@@ -49,7 +49,9 @@ public class SongHandler {
     public boolean wasFlying = false;
     public GameMode originalGamemode = GameMode.CREATIVE;
 
+    // the purpose of these 2 variables is just because i want to nightcore
     public int pitch = 0;
+    public float speed = 1;
 
     boolean playlistChecked = false;
 
diff --git a/src/main/java/com/github/hhhzzzsss/songplayer/song/Song.java b/src/main/java/com/github/hhhzzzsss/songplayer/song/Song.java
index 634142d..adc88f5 100644
--- a/src/main/java/com/github/hhhzzzsss/songplayer/song/Song.java
+++ b/src/main/java/com/github/hhhzzzsss/songplayer/song/Song.java
@@ -1,5 +1,7 @@
 package com.github.hhhzzzsss.songplayer.song;
 
+import com.github.hhhzzzsss.songplayer.playing.SongHandler;
+
 import java.util.ArrayList;
 import java.util.Collections;
 
@@ -71,17 +73,17 @@ public class Song {
 	}
 
 	public void advanceTime() {
-		time = System.currentTimeMillis() - startTime;
+		time = (long) ((System.currentTimeMillis() - startTime) * SongHandler.getInstance().speed);
 	}
 
 	public boolean reachedNextNote() {
 		if (position < notes.size()) {
-			return notes.get(position).time <= time;
+			return notes.get(position).time <= time * SongHandler.getInstance().speed;
 		} else {
 			if (time > length && shouldLoop()) {
 				loop();
 				if (position < notes.size()) {
-					return notes.get(position).time <= time;
+					return notes.get(position).time <= time * SongHandler.getInstance().speed;
 				} else {
 					return false;
 				}