Implementes auto HP recovery at the statues.

- Respects player setting.
- SP + MP.
- Statue has unlimited HP volume (to be updated)

src/main/java/emu/grasscutter/game/managers/SotSManager/SotSManager.java

+package emu.grasscutter.game.managers.SotSManager;
+
+import emu.grasscutter.Grasscutter;
+import emu.grasscutter.game.avatar.Avatar;
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.game.props.FightProperty;
+import emu.grasscutter.game.props.PlayerProperty;
+import emu.grasscutter.net.proto.ChangeHpReasonOuterClass;
+import emu.grasscutter.net.proto.PropChangeReasonOuterClass;
+import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.server.packet.send.PacketAvatarFightPropUpdateNotify;
+import emu.grasscutter.server.packet.send.PacketAvatarLifeStateChangeNotify;
+import emu.grasscutter.server.packet.send.PacketEntityFightPropChangeReasonNotify;
+import emu.grasscutter.server.packet.send.PacketEntityFightPropUpdateNotify;
+
+import java.util.List;
+
+// Statue of the Seven Manager
+public class SotSManager {
+
+    private final Player player;
+
+    public SotSManager(Player player) {
+        this.player = player;
+    }
+
+    public boolean getIsAutoRecoveryEnabled() {
+        return player.getProperty(PlayerProperty.PROP_IS_SPRING_AUTO_USE) == 1;
+    }
+
+    public void setIsAutoRecoveryEnabled(boolean enabled) {
+        player.setProperty(PlayerProperty.PROP_IS_SPRING_AUTO_USE, enabled ? 1 : 0);
+    }
+
+    public int getAutoRecoveryPercentage() {
+        return player.getProperty(PlayerProperty.PROP_SPRING_AUTO_USE_PERCENT);
+    }
+
+    public void setAutoRecoveryPercentage(int percentage) {
+        player.setProperty(PlayerProperty.PROP_SPRING_AUTO_USE_PERCENT, percentage);
+    }
+
+    // autoRevive automatically revives all team members.
+    public void autoRevive(GameSession session) {
+        player.getTeamManager().getActiveTeam().forEach(entity -> {
+            boolean isAlive = entity.isAlive();
+            if (!isAlive) {
+                float maxHP = entity.getAvatar().getFightProperty(FightProperty.FIGHT_PROP_MAX_HP);
+                entity.setFightProperty(FightProperty.FIGHT_PROP_CUR_HP, Math.min(150, maxHP));
+                entity.getWorld().broadcastPacket(new PacketAvatarLifeStateChangeNotify(entity.getAvatar()));
+            }
+        });
+    }
+
+    public void scheduleAutoRecover(GameSession session) {
+        // TODO: play audio effects? possibly client side? - client automatically plays.
+        // delay 2.5 seconds
+        new Thread(() -> {
+            try {
+                Thread.sleep(2500);
+                autoRecover(session);
+            } catch (Exception e) {
+                Grasscutter.getLogger().error(e.getMessage());
+            }
+        }).start();
+    }
+
+    // autoRecover checks player setting to see if auto recover is enabled, and refill HP to the predefined level.
+    public void autoRecover(GameSession session) {
+        // TODO: Implement SotS Spring volume refill over time.
+        // Placeholder:
+        player.setProperty(PlayerProperty.PROP_MAX_SPRING_VOLUME, 8500000);
+        player.setProperty(PlayerProperty.PROP_CUR_SPRING_VOLUME, 8500000);
+
+        // TODO: In MP, respect SotS settings from the host.
+        boolean  isAutoRecoveryEnabled = getIsAutoRecoveryEnabled();
+        int autoRecoverPercentage = getAutoRecoveryPercentage();
+        Grasscutter.getLogger().warn("isAutoRecoveryEnabled: " + isAutoRecoveryEnabled + "\tautoRecoverPercentage: " + autoRecoverPercentage);
+
+        if (isAutoRecoveryEnabled) {
+            player.getTeamManager().getActiveTeam().forEach(entity -> {
+                float maxHP = entity.getFightProperty(FightProperty.FIGHT_PROP_MAX_HP);
+                float currentHP = entity.getFightProperty(FightProperty.FIGHT_PROP_CUR_HP);
+                if (currentHP == maxHP) {
+                    return;
+                }
+                float targetHP = maxHP * autoRecoverPercentage / 100;
+
+                if (targetHP > currentHP) {
+                    float needHP = targetHP - currentHP;
+
+                    int sotsHPBalance = player.getProperty(PlayerProperty.PROP_CUR_SPRING_VOLUME);
+                    if (sotsHPBalance >= needHP) {
+                        sotsHPBalance -= needHP;
+                        player.setProperty(PlayerProperty.PROP_CUR_SPRING_VOLUME, sotsHPBalance);
+
+                        float newHP = currentHP + needHP;
+
+                        session.send(new PacketEntityFightPropUpdateNotify(entity, FightProperty.FIGHT_PROP_MAX_HP));
+                        session.send(new PacketEntityFightPropChangeReasonNotify(entity, FightProperty.FIGHT_PROP_CUR_HP,
+                                newHP, List.of(3), PropChangeReasonOuterClass.PropChangeReason.PROP_CHANGE_STATUE_RECOVER,
+                                ChangeHpReasonOuterClass.ChangeHpReason.ChangeHpAddStatue));
+                        entity.setFightProperty(FightProperty.FIGHT_PROP_CUR_HP, newHP);
+
+                        Avatar avatar = entity.getAvatar();
+                        session.send(new PacketAvatarFightPropUpdateNotify(avatar, FightProperty.FIGHT_PROP_CUR_HP));
+                        avatar.setCurrentHp(newHP);
+
+                        player.save();
+                    }
+
+                }
+            });
+        }
+    }
+
+
+}

src/main/java/emu/grasscutter/game/player/Player.java

@@ -22,6 +22,7 @@ import emu.grasscutter.game.inventory.Inventory;
 import emu.grasscutter.game.mail.Mail;
 import emu.grasscutter.game.mail.MailHandler;
 import emu.grasscutter.game.managers.MovementManager.MovementManager;
+import emu.grasscutter.game.managers.SotSManager.SotSManager;
 import emu.grasscutter.game.props.ActionReason;
 import emu.grasscutter.game.props.EntityType;
 import emu.grasscutter.game.props.PlayerProperty;
@@ -89,6 +90,8 @@ public class Player {
 	@Transient private MailHandler mailHandler;
 	@Transient private MessageHandler messageHandler;
 
+	@Transient private SotSManager sotsManager;
+
 	private TeamManager teamManager;
 
 	private TowerManager towerManager;
@@ -168,6 +171,7 @@ public class Player {
 		this.messageHandler = null;
 		this.mapMarksManager = new MapMarksManager();
 		this.movementManager = new MovementManager(this);
+		this.sotsManager = new SotSManager(this);
 	}
 
 	// On player creation
@@ -196,6 +200,7 @@ public class Player {
 		this.messageHandler = null;
 		this.mapMarksManager = new MapMarksManager();
 		this.movementManager = new MovementManager(this);
+		this.sotsManager = new SotSManager(this);
 	}
 
 	public int getUid() {
@@ -984,6 +989,8 @@ public class Player {
 
 	public MovementManager getMovementManager() { return movementManager; }
 
+	public SotSManager getSotSManager() { return sotsManager; }
+
 	public synchronized void onTick() {
 		// Check ping
 		if (this.getLastPingTime() > System.currentTimeMillis() + 60000) {

src/main/java/emu/grasscutter/server/packet/recv/HandlerEnterTransPointRegionNotify.java

 package emu.grasscutter.server.packet.recv;
 
+import emu.grasscutter.game.managers.SotSManager.SotSManager;
+import emu.grasscutter.game.player.Player;
 import emu.grasscutter.game.props.FightProperty;
 import emu.grasscutter.net.packet.Opcodes;
 import emu.grasscutter.net.packet.PacketHandler;
@@ -18,26 +20,10 @@ import java.util.List;
 public class HandlerEnterTransPointRegionNotify extends PacketHandler {
     @Override
     public void handle(GameSession session, byte[] header, byte[] payload) throws Exception{
-        session.getPlayer().getTeamManager().getActiveTeam().forEach(entity -> {
-            boolean isAlive = entity.isAlive();
-            if(entity.getFightProperty(FightProperty.FIGHT_PROP_CUR_HP) != entity.getFightProperty(FightProperty.FIGHT_PROP_MAX_HP)){
-                Float hp = entity.getFightProperty(FightProperty.FIGHT_PROP_MAX_HP)-entity.getFightProperty(FightProperty.FIGHT_PROP_CUR_HP);
-                
-                session.send(new PacketEntityFightPropUpdateNotify(entity,FightProperty.FIGHT_PROP_MAX_HP));
-
-                session.send(new PacketEntityFightPropChangeReasonNotify(
-                        entity, FightProperty.FIGHT_PROP_CUR_HP, hp, List.of(3),
-                        PropChangeReason.PROP_CHANGE_STATUE_RECOVER, ChangeHpReason.ChangeHpAddStatue));
-
-                entity.setFightProperty(
-                        FightProperty.FIGHT_PROP_CUR_HP,
-                        entity.getFightProperty(FightProperty.FIGHT_PROP_MAX_HP)
-                );
-                session.send(new PacketAvatarFightPropUpdateNotify(entity.getAvatar(), FightProperty.FIGHT_PROP_CUR_HP));
-                if (!isAlive) {
-                    entity.getWorld().broadcastPacket(new PacketAvatarLifeStateChangeNotify(entity.getAvatar()));
-                }
-            }
-        });
+        Player player = session.getPlayer();
+        SotSManager sotsManager = player.getSotSManager();
+        sotsManager.autoRevive(session);
+        sotsManager.scheduleAutoRecover(session);
+        // TODO: allow interaction with the SotS?
     }
 }