bring back *seen + mabe fix filter clear

src/main/java/land/chipmunk/chayapak/chomens_bot/Bot.java

@@ -80,6 +80,7 @@ public class Bot {
     public ScreensharePlugin screenshare;
     public FormatCheckerPlugin formatChecker;
     public WhitelistPlugin whitelist;
+    public PlayersPersistentDataPlugin playersPersistent;
 
     public Bot (Configuration.BotOption botOption, List<Bot> bots, Configuration config) {
         this.host = botOption.host;
@@ -131,6 +132,7 @@ public class Bot {
 //        this.screenshare = new ScreensharePlugin(this);
         this.formatChecker = new FormatCheckerPlugin(this);
         this.whitelist = new WhitelistPlugin(this);
+        this.playersPersistent = new PlayersPersistentDataPlugin(this);
 
         for (Listener listener : listeners) listener.loadedPlugins();
 

src/main/java/land/chipmunk/chayapak/chomens_bot/commands/SeenCommand.java

@@ -0,0 +1,71 @@
+package land.chipmunk.chayapak.chomens_bot.commands;
+
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import land.chipmunk.chayapak.chomens_bot.Bot;
+import land.chipmunk.chayapak.chomens_bot.command.Command;
+import land.chipmunk.chayapak.chomens_bot.command.CommandContext;
+import land.chipmunk.chayapak.chomens_bot.command.CommandException;
+import land.chipmunk.chayapak.chomens_bot.command.TrustLevel;
+import land.chipmunk.chayapak.chomens_bot.plugins.PlayersPersistentDataPlugin;
+import land.chipmunk.chayapak.chomens_bot.util.ColorUtilities;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.format.NamedTextColor;
+import org.joda.time.DateTime;
+import org.joda.time.DateTimeZone;
+import org.joda.time.format.DateTimeFormat;
+import org.joda.time.format.DateTimeFormatter;
+
+public class SeenCommand extends Command {
+    public SeenCommand () {
+        super(
+                "seen",
+                "Shows the last seen of a player",
+                new String[] { "<player>" },
+                new String[] { "lastseen" },
+                TrustLevel.PUBLIC,
+                false
+        );
+    }
+
+    @Override
+    public Component execute(CommandContext context) throws Exception {
+        final Bot bot = context.bot;
+
+        final String player = context.getString(true, true);
+
+        for (Bot eachBot : bot.bots) {
+            if (eachBot.players.getEntry(player) != null) return Component.empty()
+                    .append(Component.text(player))
+                    .append(Component.text(" is currently online on "))
+                    .append(Component.text(eachBot.host + ":" + eachBot.port))
+                    .color(NamedTextColor.RED);
+        }
+
+        final JsonElement playerElement = PlayersPersistentDataPlugin.playersObject.get(player);
+        if (playerElement == null) return Component.translatable(
+                "%s was never seen",
+                Component.text(player)
+        ).color(NamedTextColor.RED);
+
+        final JsonObject lastSeen = playerElement.getAsJsonObject().get("lastSeen").getAsJsonObject();
+
+        final JsonElement time = lastSeen.get("time");
+
+        if (time == null) throw new CommandException(Component.text("time is null.. (possible invalid entry)"));
+
+        final DateTime dateTime = new DateTime(time.getAsLong(), DateTimeZone.UTC);
+
+        final DateTimeFormatter formatter = DateTimeFormat.forPattern("EEEE, MMMM d, YYYY, hh:mm:ss a z");
+        final String formattedTime = formatter.print(dateTime);
+
+        final String server = lastSeen.get("server").getAsString();
+
+        return Component.translatable(
+                "%s was last seen at %s on %s",
+                Component.text(player).color(ColorUtilities.getColorByString(bot.config.colorPalette.username)),
+                Component.text(formattedTime).color(ColorUtilities.getColorByString(bot.config.colorPalette.string)),
+                Component.text(server).color(ColorUtilities.getColorByString(bot.config.colorPalette.string))
+        ).color(ColorUtilities.getColorByString(bot.config.colorPalette.defaultColor));
+    }
+}

src/main/java/land/chipmunk/chayapak/chomens_bot/plugins/CommandHandlerPlugin.java

@@ -53,6 +53,7 @@ public class CommandHandlerPlugin {
         registerCommand(new PCrashCommand());
 //        registerCommand(new ScreenshareCommand());
         registerCommand(new WhitelistCommand());
+        registerCommand(new SeenCommand());
     }
 
     public boolean disabled = false;

src/main/java/land/chipmunk/chayapak/chomens_bot/plugins/FilterPlugin.java

@@ -186,9 +186,7 @@ public class FilterPlugin extends PlayersPlugin.Listener {
     }
 
     public void clear () {
-        for (int i = 0; i <= filteredPlayers.size(); i++) {
+        while (!filteredPlayers.isEmpty()) filteredPlayers.remove(0);
-            filteredPlayers.remove(i);
-        }
 
         PersistentDataUtilities.put("filters", filteredPlayers);
     }

src/main/java/land/chipmunk/chayapak/chomens_bot/plugins/PlayersPersistentDataPlugin.java

@@ -0,0 +1,58 @@
+package land.chipmunk.chayapak.chomens_bot.plugins;
+
+import com.google.gson.JsonObject;
+import land.chipmunk.chayapak.chomens_bot.Bot;
+import land.chipmunk.chayapak.chomens_bot.data.chat.PlayerEntry;
+import land.chipmunk.chayapak.chomens_bot.util.PersistentDataUtilities;
+
+import java.time.Instant;
+
+public class PlayersPersistentDataPlugin extends PlayersPlugin.Listener {
+    public static JsonObject playersObject = new JsonObject();
+
+    static {
+        if (PersistentDataUtilities.jsonObject.has("players")) {
+            playersObject = PersistentDataUtilities.jsonObject.get("players").getAsJsonObject();
+        }
+    }
+
+    private final Bot bot;
+
+    public PlayersPersistentDataPlugin (Bot bot) {
+        this.bot = bot;
+
+        bot.players.addListener(this);
+    }
+
+    @Override
+    public void playerJoined(PlayerEntry target) {
+        if (playersObject.has(getName(target))) return;
+
+        final JsonObject object = new JsonObject();
+        object.addProperty("uuid", target.profile.getIdAsString());
+        object.add("lastSeen", new JsonObject());
+
+        playersObject.add(getName(target), object);
+
+        PersistentDataUtilities.put("players", playersObject);
+    }
+
+    private String getName(PlayerEntry target) {
+        return bot.options.creayun ? target.profile.getName().replaceAll("§.", "") : target.profile.getName();
+    }
+
+    @Override
+    public void playerLeft(PlayerEntry target) {
+        if (!playersObject.has(getName(target))) return;
+
+        final JsonObject player = playersObject.get(getName(target)).getAsJsonObject();
+
+        final JsonObject object = new JsonObject();
+        object.addProperty("time", Instant.now().toEpochMilli());
+        object.addProperty("server", bot.host + ":" + bot.port);
+
+        player.add("lastSeen", object);
+
+        PersistentDataUtilities.put("players", playersObject);
+    }
+}