Implement /ready and basic objective mechanics

TODO.md

@@ -1,30 +1,78 @@
-# TODO
+# Objective
+
+[X] Mobs spawn in waves
+[X] Mobs move towards goal
+[ ] Mobs carry bomb to goal
+[X] Mobs arm bomb
+[X] Bomb explodes
+
+# UX
+
+[X] Wave boss bar
+[X] Mob count boss bar
+[X] Stage titles
+[ ] EXPLOSIONS
+[ ] Colored titles
+[ ] Clickable /ready in chat
+[ ] Sidebar
+
+# Social
+
+[ ] Automatic VC groups for games
+[ ] DiscordSRV
+[ ] Plan stats
+[ ] /invite friends to games
+[ ] /voterestart
+
+# Mechanics
 
 [ ] Coin drops
-[ ] Basic setup commands
-[ ] Config file
-[ ] Spectator mode
-[ ] Commands/tools to start warmup countdown/mark 'ready'
-[ ] Upgrades
-[ ] Plan stats
-[ ] Live map editing
-[ ] Instancing
-[ ] DiscordSRV
-[ ] Voice Chat
-[ ] Player readiness starts countdown
+[ ] Mob tracking should prioritize bomb
+[ ] Mobs recover dropped bombs
+[ ] Bomb carriers are slower
+[ ] Bonus coins for complete coin pickup
+[ ] Infinite weapons + armor
+[ ] Ammo/health spawns
 
 # Scripted waves
 
+[X] Spawn in batches
+[X] Randomized spawn locations
+[X] Weighted distributions
+[X] Batch overlap
+[ ] Scripted batch overlap/timings
+[ ] Scripted spawn locations
 [ ] Bosses
-[ ] Batch overlap/timing
+
+# Mapping
+
+[ ] Load arenas from config file
+[ ] Live map editing
 
 # Game lifecycle
 
-[ ] Return to lobby
-[ ] Join game via sign/commands/something
-[ ] Bonus coins for complete coin pickup
+[ ] /list arenas and games
+[ ] /start a game on an arena
+[ ] /join games
+[X] /ready
+[ ] /leave games
+[ ] /restart games
+[X] Spectator mode on death
+[X] Player readiness starts countdown
+[ ] Game is automatically closed some time after game over
+[ ] Return to lobby on leave/close
+[ ] Instancing
 
-# Cleanup
+# Powerups
 
-[ ] Generic countdown mechanic
-[ ] 
+[ ] Coin pickup range
+[ ] Coin boost
+[ ] Knockback on weapons
+[ ] Damage boost
+[ ] Speed boost
+[ ] Health boost
+[ ] Repair barriers
+
+# Fantasy
+
+[ ] Totems/turrets/stationary weapons

src/main/java/gg/malloc/defense/GameEventHandler.java

@@ -7,6 +7,7 @@ import org.bukkit.event.Listener;
 import org.bukkit.event.entity.EntityDeathEvent;
 import org.bukkit.event.entity.EntityDamageEvent;
 import org.bukkit.event.entity.EntityCombustEvent;
+import org.bukkit.event.entity.EntityTargetEvent;
 import org.bukkit.event.player.PlayerQuitEvent;
 import org.bukkit.entity.Player;
 
@@ -32,6 +33,11 @@ public class GameEventHandler implements Listener {
     evt.setCancelled(true);
   }
 
+  @EventHandler
+  public void onEntityTarget(EntityTargetEvent evt) {
+    m_runner.handleEntityRetargeting(evt);
+  }
+
   @EventHandler
   public void onEntityDamage(EntityDamageEvent evt) {
     if (evt.getEntity() instanceof Player) {

src/main/java/gg/malloc/defense/MemoryArena.java

@@ -8,13 +8,15 @@ import org.bukkit.World;
 public class MemoryArena implements Arena {
 
   Spawnpoint[] m_spawnpoints;
+  Spawnpoint m_bombTarget;
   World m_world;
   String m_name;
 
-  public MemoryArena(String name, World world, Spawnpoint[] spawnpoints) {
+  public MemoryArena(String name, World world, Spawnpoint[] spawnpoints, Spawnpoint bombTarget) {
     m_world = world;
     m_spawnpoints = spawnpoints;
     m_name = name;
+    m_bombTarget = bombTarget;
   }
 
   @Override
@@ -31,4 +33,9 @@ public class MemoryArena implements Arena {
   public World getWorld() {
     return m_world;
   }
+  
+  @Override
+  public Spawnpoint bombTarget() {
+    return m_bombTarget;
+  }
 }

src/main/java/gg/malloc/defense/Plugin.java

@@ -6,6 +6,7 @@ import org.bukkit.Location;
 import org.bukkit.entity.Entity;
 import org.bukkit.entity.EntityType;
 import org.bukkit.World;
+import org.bukkit.WorldCreator;
 
 import java.util.logging.Logger;
 import java.util.logging.Level;
@@ -24,6 +25,7 @@ import gg.malloc.defense.engine.GameRunner;
 
 import gg.malloc.defense.commands.AddPlayerCommand;
 import gg.malloc.defense.commands.SetStageCommand;
+import gg.malloc.defense.commands.PlayerReadyCommand;
 
 public class Plugin extends JavaPlugin {
   ArrayList<Arena> m_arenas = new ArrayList<>();
@@ -65,6 +67,7 @@ public class Plugin extends JavaPlugin {
     getCommand("setstage").setExecutor(new SetStageCommand(this));
     getCommand("addplayer").setExecutor(new AddPlayerCommand(this));
     getCommand("debuginfo").setExecutor(new DebuginfoCommand(this));
+    getCommand("ready").setExecutor(new PlayerReadyCommand(this));
   }
 
   public GameRunner getRunnerForWorld(World world) {
@@ -81,14 +84,16 @@ public class Plugin extends JavaPlugin {
 
   void setupDemoGame() {
     getLogger().info("Setting up demo data'");
-    World testWorld = getServer().getWorld("world");
-    Spawnpoint[] spawnpoints = new Spawnpoint[4];
-    Location spawnCenter = testWorld.getSpawnLocation();
-    for(int i = 0; i < 4; i++) {
-      Location spawnLocation = spawnCenter.add(Math.random() * 3, 0, Math.random() * 3);
-      spawnpoints[i] = new TestSpawn(spawnLocation);
+    World testWorld = getServer().getWorld("quarry");
+    if (testWorld == null) {
+      testWorld = new WorldCreator("quarry").generateStructures(false).createWorld();
     }
-    m_arenas.add(new MemoryArena("Test Arena", testWorld, spawnpoints));
+    Spawnpoint[] spawnpoints = new Spawnpoint[3];
+    spawnpoints[0] = new TestSpawn(new Location(testWorld, -15, 80, -46));
+    spawnpoints[1] = new TestSpawn(new Location(testWorld, -1, 80, -45));
+    spawnpoints[2] = new TestSpawn(new Location(testWorld, 12, 81, -42));
+    Spawnpoint bombTarget = new TestSpawn(new Location(testWorld, -20, 80, 31));
+    m_arenas.add(new MemoryArena("Test Arena", testWorld, spawnpoints, bombTarget));
     m_games.add(new ScaledWaves());
   }
 }

src/main/java/gg/malloc/defense/commands/PlayerReadyCommand.java

@@ -0,0 +1,33 @@
+package gg.malloc.defense.commands;
+
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandExecutor;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+
+import gg.malloc.defense.engine.GameRunner;
+
+import gg.malloc.defense.Plugin;
+
+public class PlayerReadyCommand implements CommandExecutor {
+  Plugin m_plugin;
+
+  public PlayerReadyCommand(Plugin plugin) {
+    m_plugin = plugin;
+  }
+
+  @Override
+  public boolean onCommand(CommandSender sender, Command command, String s, String[] args) {
+    if (sender instanceof Player) {
+      Player player = (Player)sender;
+      GameRunner runner = m_plugin.getRunnerForWorld(player.getLocation().getWorld());
+      runner.addPlayer(player);
+      runner.togglePlayerReady(player);
+      return true;
+    } else {
+      sender.sendMessage("You must be a player to use this command.");
+      return false;
+    }
+  }
+}
+

src/main/java/gg/malloc/defense/engine/GameRunner.java

@@ -10,14 +10,18 @@ import gg.malloc.defense.Plugin;
 import java.util.logging.Logger;
 
 import org.bukkit.Bukkit;
+import org.bukkit.Sound;
 import org.bukkit.World;
 import org.bukkit.boss.BarColor;
 import org.bukkit.boss.BarStyle;
 import org.bukkit.boss.BossBar;
 import org.bukkit.event.player.PlayerTeleportEvent;
+import org.bukkit.event.entity.EntityTargetEvent;
 import org.bukkit.event.entity.EntityDamageEvent;
+import org.bukkit.event.entity.EntityDamageByEntityEvent;
 import org.bukkit.entity.Entity;
 import org.bukkit.entity.LivingEntity;
+import org.bukkit.entity.ArmorStand;
 import org.bukkit.entity.EntityType;
 import org.bukkit.entity.Player;
 import org.bukkit.scheduler.BukkitTask;
@@ -30,17 +34,23 @@ public class GameRunner {
 
   BossBar m_gameBar = Bukkit.createBossBar("Malloc Defense", BarColor.PURPLE, BarStyle.SOLID);
   BossBar m_waveBar = Bukkit.createBossBar("Malloc Defense", BarColor.PURPLE, BarStyle.SOLID);
+  BossBar m_bombBar = Bukkit.createBossBar("Bomb HP", BarColor.RED, BarStyle.SOLID);
+
   BukkitTask m_countdownTask;
 
   MobManager m_mobs;
   WaveManager m_waves;
   PlayerManager m_players;
 
+  LivingEntity m_bombTarget = null;
+  int m_bombHP = 100;
+
   Logger m_log;
 
   public enum Stage {
     Idle,
     Warmup,
+    Countdown,
     Playing,
     GameOver
   }
@@ -104,6 +114,7 @@ public class GameRunner {
     m_stage = Stage.Idle;
     m_gameBar.setVisible(true);
     m_waveBar.setVisible(false);
+    m_bombBar.setVisible(false);
     m_mobs = new MobManager(m_game);
     m_waves = new WaveManager(m_game);
     m_players = new PlayerManager();
@@ -112,9 +123,31 @@ public class GameRunner {
 
   int m_warmupCountdown = 0;
 
+  public void handleEntityRetargeting(EntityTargetEvent evt) {
+    if (m_mobs.contains(evt.getEntity()) && evt.getReason() == EntityTargetEvent.TargetReason.FORGOT_TARGET) {
+      evt.setTarget(m_bombTarget);
+    }
+  }
+
   public void handleEntityDamage(EntityDamageEvent evt) {
+    if (evt.getEntity() == m_bombTarget && evt instanceof EntityDamageByEntityEvent) {
+      EntityDamageByEntityEvent entityEvt = (EntityDamageByEntityEvent)evt;
+      if (m_mobs.contains(entityEvt.getDamager())) {
+        entityEvt.getDamager().setGlowing(true);
+        m_bombHP -= 1;
+        broadcastMessage("The bomb has been struck!");
+        m_arena.getWorld().playSound(m_bombTarget.getLocation(), Sound.ENTITY_ZOMBIE_ATTACK_IRON_DOOR, 1.5f, 0.9f);
+        updateMobBars();
+        if (m_bombHP <= 0) {
+          m_arena.getWorld().strikeLightningEffect(m_bombTarget.getLocation());
+          requestTransition(Stage.GameOver);
+        }
+      }
+      evt.setCancelled(true);
+    } else {
       m_mobs.handleEntityDamage(evt);
     }
+  }
 
   private void countdownTick() {
     if (m_warmupCountdown == 0) {
@@ -130,9 +163,14 @@ public class GameRunner {
   }
 
   private boolean enterIdle() {
+    m_bombHP = 100;
     m_waves.reset();
     m_mobs.clear();
     m_players.requestTransitionForAll(PlayerManager.State.Idle);
+    if (m_bombTarget != null) {
+      m_bombTarget.remove();
+      m_bombTarget = null;
+    }
     if (m_countdownTask != null) {
       m_countdownTask.cancel();
       m_countdownTask = null;
@@ -142,20 +180,49 @@ public class GameRunner {
 
   private boolean enterWarmup() {
     m_waves.next();
-    m_warmupCountdown = 10;
     for(Player p : m_players.getPlayers()) {
         if (m_players.requestTransition(p, PlayerManager.State.Playing)) {
           p.teleport(m_arena.getWorld().getSpawnLocation(), PlayerTeleportEvent.TeleportCause.PLUGIN);
         }
+        m_players.setReady(p, false);
     }
     broadcastTitle("Warmup", "Prepare yourself for wave " + m_waves.currentWaveNum());
     m_mobs.clear();
+    return true;
+  }
+
+  public void togglePlayerReady(Player p) {
+    setPlayerReady(p, !m_players.isReady(p));
+  }
+
+  public void setPlayerReady(Player p, boolean isReady) {
+    m_players.setReady(p, isReady);
+    if (m_players.isEveryoneReady()) {
+      requestTransition(Stage.Countdown);
+    }
+  }
+
+  private boolean enterCountdown() {
+    m_warmupCountdown = 10;
     countdownTick();
     return true;
   }
 
   private boolean enterPlaying() {
     m_log.info("Starting wave " + m_waves.currentWaveNum());
+    if (m_bombTarget == null) {
+      m_bombTarget = (LivingEntity)m_arena.getWorld().spawnEntity(m_arena.bombTarget().getLocation(), EntityType.ARMOR_STAND);
+    }
+    ArmorStand bombStand = (ArmorStand)m_bombTarget;
+    bombStand.setCustomName("Bomb Target");
+    bombStand.setVisible(true);
+    bombStand.setCustomNameVisible(true);
+    bombStand.setGlowing(true);
+    for(Player p : m_players.getPlayers()) {
+        if (m_players.requestTransition(p, PlayerManager.State.Playing)) {
+          p.teleport(m_arena.getWorld().getSpawnLocation(), PlayerTeleportEvent.TeleportCause.PLUGIN);
+        }
+    }
     spawnNextBatch();
     broadcastTitle("Wave " + m_waves.currentWaveNum());
     return true;
@@ -179,18 +246,30 @@ public class GameRunner {
     switch(m_stage) {
       case Idle:
         m_gameBar.setProgress(1.0);
-        m_gameBar.setTitle("Waiting for playres...");
+        m_gameBar.setTitle("Waiting for players...");
         m_gameBar.setColor(BarColor.PURPLE);
         m_waveBar.setVisible(false);
+        m_bombBar.setVisible(false);
         break;
       case Warmup:
+        m_gameBar.setProgress(m_waves.progress());
+        m_gameBar.setTitle("Wave " + m_waves.currentWaveNum() + " / " + m_game.getWaveCount());
+        m_gameBar.setColor(BarColor.PURPLE);
+        m_waveBar.setVisible(true);
+        m_waveBar.setColor(BarColor.BLUE);
+        m_waveBar.setTitle("Warmup - Waiting for players to get ready...");
+        m_waveBar.setProgress(m_players.readyProgress());
+        m_bombBar.setVisible(false);
+        break;
+      case Countdown:
         m_gameBar.setProgress(m_waves.progress());
         m_gameBar.setTitle("Wave " + m_waves.currentWaveNum() + " / " + m_game.getWaveCount());
         m_gameBar.setColor(BarColor.PURPLE);
         m_waveBar.setVisible(true);
         m_waveBar.setColor(BarColor.YELLOW);
-        m_waveBar.setTitle("Warmup");
+        m_waveBar.setTitle("Wave starting!");
         m_waveBar.setProgress((double)m_warmupCountdown / (double)10);
+        m_bombBar.setVisible(false);
         break;
       case Playing:
         m_gameBar.setProgress(m_waves.progress());
@@ -204,19 +283,22 @@ public class GameRunner {
         } else {
           m_waveBar.setVisible(false);
         }
+        m_bombBar.setVisible(true);
+        m_bombBar.setProgress((double)m_bombHP / (double)100);
         break;
       case GameOver:
         m_gameBar.setColor(BarColor.RED);
         m_gameBar.setProgress(1.0);
         m_gameBar.setTitle("Game Over!");
         m_waveBar.setVisible(false);
+        m_bombBar.setVisible(false);
         break;
     }
   }
 
   private void spawnNextBatch() {
     broadcastMessage("Spawning batch " + m_waves.currentBatchNum());
-    Spawner spawner = new GameSpawner(m_arena, m_mobs);
+    Spawner spawner = new GameSpawner(m_arena, m_mobs, m_players, m_bombTarget);
     m_waves.currentWave().spawnBatch(spawner, m_waves.currentBatchNum());
     updateMobBars();
   }
@@ -265,6 +347,8 @@ public class GameRunner {
         return enterIdle();
       case Warmup:
         return enterWarmup();
+      case Countdown:
+        return enterCountdown();
       case Playing:
         return enterPlaying();
       case GameOver:
@@ -278,7 +362,9 @@ public class GameRunner {
       case Idle:
         return to == Stage.Warmup;
       case Warmup:
-        return to == Stage.Playing || to == Stage.Idle || to == Stage.GameOver;
+        return to == Stage.Playing || to == Stage.Idle || to == Stage.Countdown ;
+      case Countdown:
+        return to == Stage.Playing || to == Stage.Idle || to == Stage.Warmup;
       case Playing:
         return to == Stage.Warmup || to == Stage.GameOver || to == Stage.Idle;
       case GameOver:
@@ -306,6 +392,7 @@ public class GameRunner {
     m_players.addPlayer(p);
     m_gameBar.addPlayer(p);
     m_waveBar.addPlayer(p);
+    m_bombBar.addPlayer(p);
     if (m_stage == Stage.Idle || m_stage == Stage.Warmup) {
       if (m_players.requestTransition(p, PlayerManager.State.Playing)) {
         p.teleport(m_arena.getWorld().getSpawnLocation(), PlayerTeleportEvent.TeleportCause.PLUGIN);
@@ -346,5 +433,4 @@ public class GameRunner {
   void registerSpawnedMob(Entity entity) {
     m_mobs.addEntity(entity);
   }
-
 }

src/main/java/gg/malloc/defense/engine/GameSpawner.java

@@ -7,15 +7,20 @@ import gg.malloc.defense.model.Arena;
 import org.bukkit.entity.Entity;
 import org.bukkit.entity.LivingEntity;
 import org.bukkit.entity.EntityType;
+import org.bukkit.entity.Mob;
 
 public class GameSpawner implements Spawner {
   Arena m_arena;
   MobManager m_manager;
+  PlayerManager m_players;
+  LivingEntity m_bombTarget;
   int m_spawnIdx = 0;
 
-  public GameSpawner(Arena arena, MobManager manager) {
+  public GameSpawner(Arena arena, MobManager manager, PlayerManager players, LivingEntity bombTarget) {
     m_arena = arena;
     m_manager = manager;
+    m_players = players;
+    m_bombTarget = bombTarget;
   }
 
   @Override
@@ -28,6 +33,7 @@ public class GameSpawner implements Spawner {
     livingMob.setRemoveWhenFarAway(false);
     m_manager.addEntity(newMob);
     m_spawnIdx += 1;
+    ((Mob)newMob).setTarget(m_bombTarget);
     return newMob;
   }
 }

src/main/java/gg/malloc/defense/engine/MobManager.java

@@ -27,6 +27,10 @@ public class MobManager {
     }
   }
 
+  public boolean contains(Entity entity) {
+    return m_livingMobs.contains(entity);
+  }
+
   public boolean killMob(Entity entity) {
     if (m_livingMobs.contains(entity)) {
       m_killedMobs += 1;

src/main/java/gg/malloc/defense/engine/PlayerManager.java

@@ -11,6 +11,7 @@ import java.util.Collection;
 
 public class PlayerManager {
   HashMap<Player, State> m_playerStates = new HashMap<>();
+  HashMap<Player, Boolean> m_playerReadyStates = new HashMap<>();
 
   public enum State {
     Idle,
@@ -70,6 +71,34 @@ public class PlayerManager {
   public void addPlayer(Player player) {
     //m_log.info("Adding player " + player); 
     m_playerStates.put(player, State.Idle);
+    m_playerReadyStates.put(player, false);
+  }
+
+  public boolean isReady(Player player) {
+    return m_playerReadyStates.get(player);
+  }
+
+  public void setReady(Player player, boolean ready) {
+    m_playerReadyStates.put(player, ready);
+  }
+
+  public double readyProgress() {
+    int readyNum = 0;
+    for(boolean b : m_playerReadyStates.values()) {
+      if (b) {
+        readyNum += 1;
+      }
+    }
+    return (double)readyNum / (double)m_playerReadyStates.size();
+  }
+
+  public boolean isEveryoneReady() {
+    for(boolean b : m_playerReadyStates.values()) {
+      if (!b) {
+        return false;
+      }
+    }
+    return true;
   }
 
   public boolean removePlayer(Player player) {

src/main/java/gg/malloc/defense/model/Arena.java

@@ -6,4 +6,5 @@ public interface Arena {
   World getWorld();
   String name();
   Spawnpoint[] spawnpoints();
+  Spawnpoint bombTarget();
 }

src/main/resources/plugin.yml

@@ -10,3 +10,5 @@ commands:
     description: Adds a player to a game
   debuginfo:
     description: Unknowable powers
+  ready:
+    description: Mark yourself as ready for the next wave