Complete Stage 1: Core Game Loop

- Add GameState enum (LOBBY, ROLE_ASSIGN, IN_GAME, ENDING)
- Add Phase interface with enter/tick/exit/isComplete
- Add GameSession with tick-based phase machine
- Add GameEventBus for internal events
- Add GameManager for session lifecycle
- Add all phases: LobbyPhase, RoleAssignPhase, GameplayPhase, EndgamePhase
- Add role assignment: RoleAssigner, RoleQueue, SpawnPosition
- Add BasePlayer, Survivor, Killer, PlayerState
- Add DBDCommand with /dbd join/leave/create/forcestart/stop
- Update mdbd.java with GameManager and command registration
- Add command definition to paper-plugin.yml
- Mark Stage 1 complete in PLAN.md

src/main/java/dev/loki/command/DBDCommand.java

@@ -0,0 +1,148 @@
+package dev.loki.command;
+
+import dev.loki.core.GameManager;
+import dev.loki.mdbd;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.format.NamedTextColor;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+import org.bukkit.command.TabExecutor;
+import org.bukkit.entity.Player;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+public class DBDCommand implements TabExecutor {
+    private final mdbd plugin;
+    private final GameManager gameManager;
+
+    public DBDCommand(mdbd plugin, GameManager gameManager) {
+        this.plugin = plugin;
+        this.gameManager = gameManager;
+    }
+
+    @Override
+    public boolean onCommand(@NotNull CommandSender sender, @NotNull Command command,
+                             @NotNull String label, @NotNull String[] args) {
+        if (args.length == 0) {
+            sendUsage(sender);
+            return true;
+        }
+
+        String sub = args[0].toLowerCase();
+        return switch (sub) {
+            case "join" -> handleJoin(sender);
+            case "leave" -> handleLeave(sender);
+            case "forcestart" -> handleForceStart(sender);
+            case "create" -> handleCreate(sender);
+            case "stop" -> handleStop(sender);
+            default -> {
+                sendUsage(sender);
+                yield true;
+            }
+        };
+    }
+
+    private boolean handleJoin(CommandSender sender) {
+        if (!(sender instanceof Player player)) {
+            sender.sendMessage(Component.text("Только игроки!", NamedTextColor.RED));
+            return true;
+        }
+        if (gameManager.joinGame(player)) {
+            player.sendMessage(Component.text("[DBD] Вы присоединились к игре!", NamedTextColor.GREEN));
+        } else {
+            player.sendMessage(Component.text("[DBD] Не удалось присоединиться", NamedTextColor.RED));
+        }
+        return true;
+    }
+
+    private boolean handleLeave(CommandSender sender) {
+        if (!(sender instanceof Player player)) {
+            sender.sendMessage(Component.text("Только игроки!", NamedTextColor.RED));
+            return true;
+        }
+        if (gameManager.leaveGame(player)) {
+            player.sendMessage(Component.text("[DBD] Вы покинули игру", NamedTextColor.YELLOW));
+        } else {
+            player.sendMessage(Component.text("[DBD] Вы не в игре", NamedTextColor.RED));
+        }
+        return true;
+    }
+
+    private boolean handleForceStart(CommandSender sender) {
+        if (!sender.hasPermission("mdbd.admin")) {
+            sender.sendMessage(Component.text("Нет прав!", NamedTextColor.RED));
+            return true;
+        }
+        var session = gameManager.getCurrentSession();
+        if (session == null) {
+            sender.sendMessage(Component.text("Нет активной игры!", NamedTextColor.RED));
+            return true;
+        }
+        var phase = session.getCurrentPhase();
+        if (phase instanceof dev.loki.phase.LobbyPhase lobby) {
+            lobby.forceStart();
+            sender.sendMessage(Component.text("[DBD] Игра форсирована!", NamedTextColor.GREEN));
+        } else {
+            sender.sendMessage(Component.text("Нельзя форсировать сейчас", NamedTextColor.RED));
+        }
+        return true;
+    }
+
+    private boolean handleCreate(CommandSender sender) {
+        if (!sender.hasPermission("mdbd.admin")) {
+            sender.sendMessage(Component.text("Нет прав!", NamedTextColor.RED));
+            return true;
+        }
+        if (gameManager.createGame()) {
+            sender.sendMessage(Component.text("[DBD] Игра создана!", NamedTextColor.GREEN));
+        } else {
+            sender.sendMessage(Component.text("[DBD] Игра уже существует", NamedTextColor.RED));
+        }
+        return true;
+    }
+
+    private boolean handleStop(CommandSender sender) {
+        if (!sender.hasPermission("mdbd.admin")) {
+            sender.sendMessage(Component.text("Нет прав!", NamedTextColor.RED));
+            return true;
+        }
+        gameManager.endGame();
+        sender.sendMessage(Component.text("[DBD] Игра остановлена", NamedTextColor.YELLOW));
+        return true;
+    }
+
+    private void sendUsage(CommandSender sender) {
+        sender.sendMessage(Component.text("=== DBD Commands ===", NamedTextColor.GOLD));
+        sender.sendMessage(Component.text("/dbd join - присоединиться", NamedTextColor.GRAY));
+        sender.sendMessage(Component.text("/dbd leave - покинуть", NamedTextColor.GRAY));
+        if (sender.hasPermission("mdbd.admin")) {
+            sender.sendMessage(Component.text("/dbd create - создать игру", NamedTextColor.GRAY));
+            sender.sendMessage(Component.text("/dbd forcestart - форс старт", NamedTextColor.GRAY));
+            sender.sendMessage(Component.text("/dbd stop - остановить", NamedTextColor.GRAY));
+        }
+    }
+
+    @Override
+    public @Nullable List<String> onTabComplete(@NotNull CommandSender sender, @NotNull Command command,
+                                                 @NotNull String label, @NotNull String[] args) {
+        if (args.length == 1) {
+            List<String> completions = new ArrayList<>(Arrays.asList("join", "leave"));
+            if (sender.hasPermission("mdbd.admin")) {
+                completions.addAll(Arrays.asList("create", "forcestart", "stop"));
+            }
+            return completions.stream()
+                .filter(s -> s.startsWith(args[0].toLowerCase()))
+                .toList();
+        }
+        return List.of();
+    }
+
+    private Object getCurrentPhase() {
+        var session = gameManager.getCurrentSession();
+        return session != null ? session.getState() : null;
+    }
+}