init project

plugin/build.gradle.kts

@@ -0,0 +1,24 @@
+plugins {
+    `maven-publish`
+    id("net.minecrell.plugin-yml.bukkit") version "0.6.0"
+}
+
+dependencies {
+    implementation(project(":api")) // API
+    compileOnly("com.alttd:Comet-API:1.20.4-R0.1-SNAPSHOT")
+}
+
+tasks {
+    jar {
+        archiveFileName.set("${rootProject.name}-${project.name}.jar")
+    }
+}
+
+bukkit {
+    name = rootProject.name
+    main = "$group.${rootProject.name}Plugin"
+    version = "${rootProject.version}"
+    apiVersion = "1.20"
+    authors = listOf("destro174")
+    load = net.minecrell.pluginyml.bukkit.BukkitPluginDescription.PluginLoadOrder.POSTWORLD
+}

plugin/src/main/java/com/alttd/cometskyblock/CometSkyBlockPlugin.java

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+package com.alttd.cometskyblock;
+
+import com.alttd.cometskyblock.listeners.PlayerJoinListener;
+import com.alttd.cometskyblock.worldgenerator.IslandGenerator;
+import org.bukkit.Bukkit;
+import org.bukkit.World;
+import org.bukkit.plugin.PluginManager;
+import org.bukkit.plugin.java.JavaPlugin;
+
+public class CometSkyBlockPlugin extends JavaPlugin implements CometSkyBlockAPI {
+
+    private static CometSkyBlockPlugin instance;
+
+    @Override
+    public void onLoad() {
+        instance = this;
+        CometSkyBlockAPI.Provider.register(instance);
+    }
+
+    @Override
+    public void onEnable() {
+        String island = "Island";
+        World world = Bukkit.getWorld(island);
+        if (world == null) {
+            new IslandGenerator(instance).create(island);
+        }
+
+        final PluginManager pm = getServer().getPluginManager();
+        pm.registerEvents(new PlayerJoinListener(this), this);
+    }
+
+    @Override
+    public void onDisable() {
+
+    }
+
+}

plugin/src/main/java/com/alttd/cometskyblock/listeners/PlayerJoinListener.java

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+package com.alttd.cometskyblock.listeners;
+
+import com.alttd.cometskyblock.CometSkyBlockPlugin;
+import com.alttd.cometskyblock.worldgenerator.IslandGenerator;
+import org.bukkit.Bukkit;
+import org.bukkit.GameMode;
+import org.bukkit.Location;
+import org.bukkit.World;
+import org.bukkit.entity.Player;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.player.PlayerJoinEvent;
+
+public class PlayerJoinListener implements Listener {
+
+    private final CometSkyBlockPlugin plugin;
+    public PlayerJoinListener(CometSkyBlockPlugin plugin) {
+        this.plugin = plugin;
+    }
+
+    @EventHandler
+    public void onPlayerJoinEvent(PlayerJoinEvent playerJoinEvent) {
+        Player player = playerJoinEvent.getPlayer();
+        String island = "Island";
+        World world = Bukkit.getWorld(island);
+        if (world == null) {
+            new IslandGenerator(plugin).create(island);
+        }
+        player.setGameMode(GameMode.CREATIVE);
+        player.setFlying(true);
+        player.teleportAsync(new Location(world, 0, 256, 0));
+    }
+}

plugin/src/main/java/com/alttd/cometskyblock/worldgenerator/CometVoidGenerator.java

@@ -0,0 +1,34 @@
+package com.alttd.cometskyblock.worldgenerator;
+
+import org.bukkit.World;
+import org.bukkit.generator.BiomeProvider;
+import org.bukkit.generator.BlockPopulator;
+import org.bukkit.generator.ChunkGenerator;
+import org.bukkit.generator.WorldInfo;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Random;
+
+public class CometVoidGenerator extends ChunkGenerator {
+
+    @Override
+    public @NotNull List<BlockPopulator> getDefaultPopulators(World world) {
+        return new ArrayList<>();
+    }
+
+    @Override
+    public void generateSurface(@NotNull WorldInfo info, @NotNull Random random, int x, int z, @NotNull ChunkData data) {
+    }
+
+    @Override
+    public BiomeProvider getDefaultBiomeProvider(WorldInfo worldInfo) {
+        return worldInfo.vanillaBiomeProvider();
+    }
+
+    @Override
+    public boolean shouldGenerateStructures() {
+        return true;
+    }
+}

plugin/src/main/java/com/alttd/cometskyblock/worldgenerator/IslandGenerator.java

@@ -0,0 +1,25 @@
+package com.alttd.cometskyblock.worldgenerator;
+
+import com.alttd.cometskyblock.CometSkyBlockPlugin;
+import org.bukkit.World;
+import org.bukkit.WorldCreator;
+
+public class IslandGenerator {
+
+    private final CometSkyBlockPlugin plugin;
+
+    public IslandGenerator(CometSkyBlockPlugin plugin) {
+        this.plugin = plugin;
+    }
+
+    public void create(String islandName) {
+        plugin.getServer().getScheduler().runTask(plugin, () -> {
+            WorldCreator worldCreator = new WorldCreator(islandName);
+            worldCreator.generator(new CometVoidGenerator());
+            worldCreator.environment(World.Environment.NORMAL);
+            worldCreator.generateStructures(true);
+
+            World world = worldCreator.createWorld();
+        });
+    }
+}