Add utils for future plugins

onepointsixplugin/build.gradle

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+plugins {
+    id 'java'
+    id("com.gradleup.shadow") version "9.0.2"
+}
+
+group = 'xyz.lncvrt.legacycraftplugins.onepointsixplugin'
+version = '1.0.0'
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    implementation project(":utils")
+    compileOnly(files('../libs/craftbukkit-1.6.4-R2.0.jar'))
+}
+
+def targetJavaVersion = 8
+java {
+    def javaVersion = JavaVersion.toVersion(targetJavaVersion)
+    sourceCompatibility = javaVersion
+    targetCompatibility = javaVersion
+    if (JavaVersion.current() < javaVersion) {
+        toolchain.languageVersion = JavaLanguageVersion.of(targetJavaVersion)
+    }
+}
+
+tasks.withType(JavaCompile).configureEach {
+    options.encoding = 'UTF-8'
+
+    if (targetJavaVersion >= 10 || JavaVersion.current().isJava10Compatible()) {
+        options.release.set(targetJavaVersion)
+    }
+}
+
+tasks {
+    shadowJar {
+        archiveClassifier.set("")
+    }
+    build {
+        dependsOn(shadowJar)
+    }
+}
+
+processResources {
+    def props = [version: version]
+    inputs.properties props
+    filteringCharset 'UTF-8'
+    filesMatching('plugin.yml') {
+        expand props
+    }
+}

onepointsixplugin/settings.gradle

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+include(":utils")

onepointsixplugin/src/main/java/xyz/lncvrt/legacycraftplugins/onepointsixplugin/LegacyCraftPlugin.java

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+package xyz.lncvrt.legacycraftplugins.onepointsixplugin;
+
+import net.minecraft.server.v1_6_R3.EntityPlayer;
+import org.bukkit.ChatColor;
+import org.bukkit.Location;
+import org.bukkit.OfflinePlayer;
+import org.bukkit.craftbukkit.v1_6_R3.entity.CraftPlayer;
+import org.bukkit.entity.Player;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.player.PlayerMoveEvent;
+import org.bukkit.event.player.PlayerTeleportEvent;
+import org.bukkit.plugin.java.JavaPlugin;
+import org.bukkit.scoreboard.*;
+import xyz.lncvrt.legacycraftplugins.onepointsixplugin.commands.*;
+
+import java.util.*;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.stream.Collectors;
+
+public final class LegacyCraftPlugin extends JavaPlugin implements Listener {
+    private final Map<UUID, Location> lastPos = new ConcurrentHashMap<>();
+    private final Map<UUID, Long> lastTime = new ConcurrentHashMap<>();
+    private static final double MAX_SPEED = 75.0;
+
+    @Override
+    public void onEnable() {
+        getCommand("spawn").setExecutor(new SpawnCommand(this));
+        getCommand("rules").setExecutor(new RulesCommand());
+        getCommand("discord").setExecutor(new DiscordCommand());
+        getServer().getPluginManager().registerEvents(this, this);
+        getServer().getScheduler().runTaskTimer(this, new Runnable() {
+            @Override
+            public void run() {
+                for (Player player : getServer().getOnlinePlayers()) {
+                    int players = Arrays.stream(getServer().getOnlinePlayers()).toArray().length;
+                    int ping = ((CraftPlayer) player).getHandle().ping;
+                    String playersString = ChatColor.GOLD + "Players: " + players;
+                    String pingString = ChatColor.GOLD + "Ping: " + ping + "ms";
+                    if (playersString.length() > 16) {
+                        playersString = playersString.substring(0, 16);
+                    }
+                    if (pingString.length() > 16) {
+                        pingString = pingString.substring(0, 16);
+                    }
+
+                    ScoreboardManager manager = getServer().getScoreboardManager();
+                    Scoreboard board = manager.getNewScoreboard();
+
+                    Objective objective = board.registerNewObjective(ChatColor.GOLD + "LegacyCraft", "customsb");
+                    objective.setDisplaySlot(DisplaySlot.SIDEBAR);
+
+                    Score score1 = objective.getScore(getServer().getOfflinePlayer(playersString));
+                    score1.setScore(1);
+                    Score score2 = objective.getScore(getServer().getOfflinePlayer(pingString));
+                    score2.setScore(0);
+
+                    player.setScoreboard(board);
+                }
+            }
+        }, 0L, 20L);
+    }
+
+    @EventHandler
+    public void onDisable() {
+        for (Player player : getServer().getOnlinePlayers()) {
+            player.setScoreboard(getServer().getScoreboardManager().getNewScoreboard());
+        }
+    }
+
+    @EventHandler(ignoreCancelled = true)
+    public void onPlayerTeleport(PlayerTeleportEvent e) {
+        UUID id = e.getPlayer().getUniqueId();
+        Location to = e.getTo();
+        lastPos.put(id, to);
+        lastTime.put(id, System.currentTimeMillis());
+    }
+
+    @EventHandler(ignoreCancelled = true)
+    public void onPlayerMove(PlayerMoveEvent e) {
+        Location to = e.getTo();
+        Location from = e.getFrom();
+
+        UUID id = e.getPlayer().getUniqueId();
+        long now = System.currentTimeMillis();
+
+        if (!to.getWorld().equals(from.getWorld())) {
+            lastPos.put(id, to);
+            lastTime.put(id, now);
+            return;
+        }
+
+        Location lastLocation = lastPos.get(id);
+        Long lastTimestamp = lastTime.get(id);
+        if (lastLocation == null || lastTimestamp == null || !lastLocation.getWorld().equals(to.getWorld())) {
+            lastPos.put(id, to);
+            lastTime.put(id, now);
+            return;
+        }
+
+        double dist = lastLocation.distance(to);
+        double elapsed = (now - lastTimestamp) / 1000.0;
+        if (elapsed <= 0.05) elapsed = 0.05;
+
+        double speed = dist / elapsed;
+
+        if (speed > MAX_SPEED) {
+            e.setCancelled(true);
+            e.getPlayer().teleport(lastLocation);
+            e.getPlayer().sendMessage(ChatColor.RED + "You are going " + (int) speed + "BPS! Please slow down and go below " + (int) MAX_SPEED + " BPS.");
+            return;
+        }
+
+        lastPos.put(id, to);
+        lastTime.put(id, now);
+    }
+}

onepointsixplugin/src/main/java/xyz/lncvrt/legacycraftplugins/onepointsixplugin/commands/DiscordCommand.java

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+package xyz.lncvrt.legacycraftplugins.onepointsixplugin.commands;
+
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandExecutor;
+import org.bukkit.command.CommandSender;
+import xyz.lncvrt.legacycraftplugins.utils.Messages;
+
+public class DiscordCommand implements CommandExecutor {
+    @Override
+    public boolean onCommand(CommandSender commandSender, Command command, String s, String[] strings) {
+        commandSender.sendMessage(Messages.discord);
+        return true;
+    }
+}

onepointsixplugin/src/main/java/xyz/lncvrt/legacycraftplugins/onepointsixplugin/commands/RulesCommand.java

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+package xyz.lncvrt.legacycraftplugins.onepointsixplugin.commands;
+
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandExecutor;
+import org.bukkit.command.CommandSender;
+import xyz.lncvrt.legacycraftplugins.utils.Messages;
+
+public class RulesCommand implements CommandExecutor {
+    @Override
+    public boolean onCommand(CommandSender commandSender, Command command, String s, String[] strings) {
+        commandSender.sendMessage(Messages.rules);
+        return true;
+    }
+}

onepointsixplugin/src/main/java/xyz/lncvrt/legacycraftplugins/onepointsixplugin/commands/SpawnCommand.java

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+package xyz.lncvrt.legacycraftplugins.onepointsixplugin.commands;
+
+import net.minecraft.server.v1_6_R3.ChatMessage;
+import org.bukkit.ChatColor;
+import org.bukkit.Location;
+import org.bukkit.World;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandExecutor;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+import xyz.lncvrt.legacycraftplugins.onepointsixplugin.LegacyCraftPlugin;
+
+public class SpawnCommand implements CommandExecutor {
+    private final LegacyCraftPlugin plugin;
+
+    public SpawnCommand(LegacyCraftPlugin plugin) {
+        this.plugin = plugin;
+    }
+
+    @Override
+    public boolean onCommand(CommandSender commandSender, Command command, String s, String[] strings) {
+        if (commandSender instanceof Player) {
+            Player player = (Player) commandSender;
+            World world = plugin.getServer().getWorld("world");
+            player.teleport(new Location(world, -78, 63, 262));
+            player.sendMessage(ChatColor.GOLD + "Teleporting to spawn...");
+        }
+        return true;
+    }
+}

onepointsixplugin/src/main/resources/plugin.yml

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+name: 'LegacyCraftPlugin'
+version: '${version}'
+main: xyz.lncvrt.legacycraftplugins.onepointsixplugin.LegacyCraftPlugin
+commands:
+  spawn:
+    usage: /spawn
+  rules:
+    usage: /rules
+  discord:
+    usage: /discord