`/mv spawn` basic features

src/main/java/org/mvplugins/multiverse/core/commands/SpawnCommand.java

@@ -0,0 +1,66 @@
+package org.mvplugins.multiverse.core.commands;
+
+import co.aikar.commands.BukkitCommandIssuer;
+import co.aikar.commands.annotation.CommandAlias;
+import co.aikar.commands.annotation.CommandCompletion;
+import co.aikar.commands.annotation.CommandPermission;
+import co.aikar.commands.annotation.Description;
+import co.aikar.commands.annotation.Flags;
+import co.aikar.commands.annotation.Subcommand;
+import co.aikar.commands.annotation.Syntax;
+import jakarta.inject.Inject;
+import org.bukkit.entity.Player;
+import org.jetbrains.annotations.NotNull;
+import org.jvnet.hk2.annotations.Service;
+import org.mvplugins.multiverse.core.commandtools.MVCommandManager;
+import org.mvplugins.multiverse.core.commandtools.MultiverseCommand;
+import org.mvplugins.multiverse.core.world.LoadedMultiverseWorld;
+import org.mvplugins.multiverse.core.world.WorldManager;
+
+@Service
+@CommandAlias("mv")
+class SpawnCommand extends MultiverseCommand {
+
+    private final WorldManager worldManager;
+
+    @Inject
+    SpawnCommand(@NotNull MVCommandManager commandManager, WorldManager worldManager) {
+        super(commandManager);
+        this.worldManager = worldManager;
+    }
+
+    @Subcommand("spawn")
+    @CommandPermission("multiverse.core.spawn")
+    @CommandCompletion("@players")
+    @Syntax("[player]")
+    @Description("{@@mv-core.spawn.description}")
+    void onSpawnCommand(
+            BukkitCommandIssuer issuer,
+
+            @Flags("resolve=issuerAware")
+            @Syntax("[player]")
+            @Description("{@@mv-core.spawn.player.description}")
+            Player player
+           ) {
+        // The player is in the world, so it must be loaded
+        LoadedMultiverseWorld world = worldManager.getLoadedWorld(player.getWorld().getName()).getOrNull();
+
+        player.teleport(world.getSpawnLocation()); // TODO: use safety teleporter
+
+        // Make the message make sense
+        String teleporterName;
+        if (issuer.getIssuer().getName().equals("CONSOLE")) {
+            teleporterName = "The console";
+        } else if (issuer.getIssuer().getName().equals(player.getName())) {
+            teleporterName = "You";
+        } else {
+            teleporterName = issuer.getIssuer().getName();
+        }
+
+        player.sendMessage(teleporterName + " just sent you to spawn!"); // TODO: i18n
+
+
+    }
+
+
+}