Add two new subcommands: speed and info

src/main/java/semmiedev/disc_jockey/DiscjockeyCommand.java

@@ -1,6 +1,7 @@
 package semmiedev.disc_jockey;
 
 import com.mojang.brigadier.CommandDispatcher;
+import com.mojang.brigadier.arguments.FloatArgumentType;
 import com.mojang.brigadier.arguments.StringArgumentType;
 import com.mojang.brigadier.context.CommandContext;
 import net.fabricmc.fabric.api.client.command.v2.FabricClientCommandSource;
@@ -9,6 +10,7 @@ import net.minecraft.command.CommandSource;
 import net.minecraft.text.Text;
 import semmiedev.disc_jockey.gui.screen.DiscJockeyScreen;
 
+import java.util.Arrays;
 import java.util.Optional;
 
 import static net.fabricmc.fabric.api.client.command.v2.ClientCommandManager.argument;
@@ -66,6 +68,37 @@ public class DiscjockeyCommand {
                                     return 0;
                                 })
                         )
+                        .then(literal("speed")
+                                .then(argument("speed", FloatArgumentType.floatArg(0.0001F, 15.0F))
+                                        .suggests((context, builder) -> CommandSource.suggestMatching(Arrays.asList("0.5", "0.75", "1", "1.25", "1.5", "2"), builder))
+                                        .executes(context -> {
+                                            float newSpeed = FloatArgumentType.getFloat(context, "speed");
+                                            Main.SONG_PLAYER.speed = newSpeed;
+                                            context.getSource().sendFeedback(Text.translatable(Main.MOD_ID + ".speed_changed", Main.SONG_PLAYER.speed));
+                                            return 0;
+                                        })
+                                )
+                        )
+                        .then(literal("info")
+                                .executes(context -> {
+
+                                    if (!Main.SONG_PLAYER.running) {
+                                        context.getSource().sendFeedback(Text.translatable(Main.MOD_ID + ".info_not_running", Main.SONG_PLAYER.speed));
+                                        return 0;
+                                    }
+                                    if (!Main.SONG_PLAYER.tuned) {
+                                        context.getSource().sendFeedback(Text.translatable(Main.MOD_ID + ".info_tuning", Main.SONG_PLAYER.song.displayName, Main.SONG_PLAYER.speed));
+                                        return 0;
+                                    }else if(!Main.SONG_PLAYER.didSongReachEnd) {
+                                        context.getSource().sendFeedback(Text.translatable(Main.MOD_ID + ".info_playing", formatTimestamp((int) Main.SONG_PLAYER.getSongElapsedSeconds()), formatTimestamp((int) Main.SONG_PLAYER.song.getLengthInSeconds()), Main.SONG_PLAYER.song.displayName, Main.SONG_PLAYER.speed));
+                                        return 0;
+                                    }else {
+                                        context.getSource().sendFeedback(Text.translatable(Main.MOD_ID + ".info_finished", Main.SONG_PLAYER.song != null ? Main.SONG_PLAYER.song.displayName : "???", Main.SONG_PLAYER.speed));
+                                        return 0;
+                                    }
+                                })
+                        )
+
         );
     }
 
@@ -77,4 +110,15 @@ public class DiscjockeyCommand {
         }
         return false;
     }
+
+    private static String padZeroes(int number, int length) {
+        StringBuilder builder = new StringBuilder("" + number);
+        while(builder.length() < length)
+            builder.insert(0, '0');
+        return builder.toString();
+    }
+
+    private static String formatTimestamp(int seconds) {
+        return padZeroes(seconds / 60, 2) + ":" + padZeroes(seconds % 60, 2);
+    }
 }

src/main/java/semmiedev/disc_jockey/SongPlayer.java

@@ -34,7 +34,7 @@ public class SongPlayer implements ClientTickEvents.StartWorldTick {
     private int index;
     private double tick; // Aka song position
     private HashMap<Instrument, HashMap<Byte, BlockPos>> noteBlocks = null;
-    private boolean tuned;
+    public boolean tuned;
     private long lastPlaybackTickAt = -1L;
 
     // Used to check and enforce packet rate limits to not get kicked

src/main/resources/assets/disc_jockey/lang/en_us.json

@@ -17,7 +17,12 @@
   "disc_jockey.loading_done": "All songs are loaded",
   "disc_jockey.song_not_found": " Song '%s' does not exist",
   "disc_jockey.not_playing": "Not playing any song",
+  "disc_jockey.speed_changed": "Changed playback speed to %s",
   "disc_jockey.stopped_playing": "Stopped playing '%s'",
+  "disc_jockey.info_not_running": "No song is playing (Speed: %s)",
+  "disc_jockey.info_tuning": "Tuning: (Speed: %s)",
+  "disc_jockey.info_playing": "Playing: [%s/%s] %s (Speed: %s)",
+  "disc_jockey.info_finished": "Finished: %s (Speed: %s)",
   "disc_jockey.warning": "WARNING!!! This mod is very likely to get false flagged as hacks, please contact a server administrator before using this mod! (You can disable this warning in the mod settings)",
   "key.category.disc_jockey": "Disc Jockey",
   "disc_jockey.key_bind.open_screen": "Open song selection screen",