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Experimenting with Team and Freezer to manipulate mob's AI
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101 changes: 101 additions & 0 deletions
101
src/main/java/org/arsparadox/mobtalkerredux/command/MobFreezer.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,101 @@ | ||
| package org.arsparadox.mobtalkerredux.command; | ||
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| import net.minecraft.server.level.ServerLevel; | ||
| import net.minecraft.world.entity.Mob; | ||
| import net.minecraft.world.entity.ai.attributes.AttributeModifier; | ||
| import net.minecraft.world.entity.ai.attributes.Attributes; | ||
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| import java.util.HashMap; | ||
| import java.util.Map; | ||
| import java.util.UUID; | ||
|
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| public class MobFreezer { | ||
| private static final Map<UUID, Boolean> frozenMobs = new HashMap<>(); | ||
| private static final UUID MOVEMENT_SPEED_MODIFIER = UUID.fromString("708396DC-7DEA-4EDD-B915-A3B97ADFF457"); | ||
|
|
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| /** | ||
| * Freezes a mob in place, disabling AI and movement | ||
| * @param mob The mob to freeze | ||
| * @return true if the mob was frozen, false if already frozen | ||
| */ | ||
| public static boolean freezeMob(Mob mob) { | ||
| if (mob == null || frozenMobs.containsKey(mob.getUUID())) { | ||
| return false; | ||
| } | ||
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| // Store current AI state | ||
| frozenMobs.put(mob.getUUID(), mob.isNoAi()); | ||
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| // Disable AI | ||
| mob.setNoAi(true); | ||
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| // Stop all current goals | ||
| // mob.goalSelector.removeAllGoals(); | ||
| // mob.targetSelector.removeAllGoals(); | ||
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| // Freeze movement speed | ||
| mob.getAttribute(Attributes.MOVEMENT_SPEED).addTransientModifier( | ||
| new AttributeModifier(MOVEMENT_SPEED_MODIFIER, "Freeze movement", -1.0D, AttributeModifier.Operation.MULTIPLY_TOTAL) | ||
| ); | ||
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| // Stop any current movement/path | ||
| mob.getNavigation().stop(); | ||
| mob.setDeltaMovement(0, mob.getDeltaMovement().y, 0); // Preserve Y movement for gravity | ||
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| return true; | ||
| } | ||
|
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| /** | ||
| * Freezes a mob by UUID if it exists in the world | ||
| * @param level The server level to search in | ||
| * @param uuid The UUID of the mob to freeze | ||
| * @return true if the mob was found and frozen | ||
| */ | ||
| public static boolean freezeMobByUUID(ServerLevel level, UUID uuid) { | ||
| if (level.getEntity(uuid) instanceof Mob mob) { | ||
| return freezeMob(mob); | ||
| } | ||
| return false; | ||
| } | ||
|
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| /** | ||
| * Unfreezes a previously frozen mob | ||
| * @param mob The mob to unfreeze | ||
| * @return true if the mob was unfrozen, false if it wasn't frozen | ||
| */ | ||
| public static boolean unfreezeMob(Mob mob) { | ||
| if (mob == null || !frozenMobs.containsKey(mob.getUUID())) { | ||
| return false; | ||
| } | ||
|
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| // Restore original AI state | ||
| mob.setNoAi(frozenMobs.remove(mob.getUUID())); | ||
|
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| // Remove movement speed modifier | ||
| mob.getAttribute(Attributes.MOVEMENT_SPEED) | ||
| .removeModifier(MOVEMENT_SPEED_MODIFIER); | ||
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| // The mob's AI goals will be reinstated automatically when needed | ||
| return true; | ||
| } | ||
|
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| /** | ||
| * Unfreezes a mob by UUID if it exists in the world | ||
| * @param level The server level to search in | ||
| * @param uuid The UUID of the mob to unfreeze | ||
| * @return true if the mob was found and unfrozen | ||
| */ | ||
| public static boolean unfreezeMobByUUID(ServerLevel level, UUID uuid) { | ||
| if (level.getEntity(uuid) instanceof Mob mob) { | ||
| return unfreezeMob(mob); | ||
| } | ||
| return false; | ||
| } | ||
|
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| /** | ||
| * Checks if a mob is currently frozen | ||
| */ | ||
| public static boolean isFrozen(UUID uuid) { | ||
| return frozenMobs.containsKey(uuid); | ||
| } | ||
| } |
110 changes: 110 additions & 0 deletions
110
src/main/java/org/arsparadox/mobtalkerredux/command/TeamHandler.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,110 @@ | ||
| package org.arsparadox.mobtalkerredux.command; | ||
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| import net.minecraft.world.entity.Entity; | ||
| import net.minecraft.world.entity.player.Player; | ||
| import net.minecraft.world.scores.PlayerTeam; | ||
| import net.minecraft.world.scores.Scoreboard; | ||
| import net.minecraft.world.scores.Team; | ||
| import net.minecraft.server.level.ServerLevel; | ||
|
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| public class TeamHandler { | ||
| public static final String DEFAULT_TEAM_NAME = "harem_mobs"; | ||
|
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| /** | ||
| * Creates a team if it doesn't exist | ||
| */ | ||
| public static PlayerTeam getOrCreateTeam(ServerLevel level, String teamName) { | ||
| Scoreboard scoreboard = level.getScoreboard(); | ||
| PlayerTeam team = scoreboard.getPlayerTeam(teamName); | ||
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| if (team == null) { | ||
| team = scoreboard.addPlayerTeam(teamName); | ||
| setupTeamDefaults(team); | ||
| } | ||
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| return team; | ||
| } | ||
|
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| /** | ||
| * Sets up default team options | ||
| */ | ||
| private static void setupTeamDefaults(PlayerTeam team) { | ||
| team.setSeeFriendlyInvisibles(true); | ||
| team.setAllowFriendlyFire(false); | ||
| team.setCollisionRule(Team.CollisionRule.NEVER); | ||
| } | ||
|
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| /** | ||
| * Adds an entity to the same team as a player | ||
| */ | ||
| public static void addToPlayerTeam(Player player, Entity entity) { | ||
| if (player.level().isClientSide()) return; | ||
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| ServerLevel level = (ServerLevel) player.level(); | ||
| Scoreboard scoreboard = level.getScoreboard(); | ||
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| String teamName = getPlayerTeamName(player); | ||
| if (teamName == null) { | ||
| teamName = DEFAULT_TEAM_NAME; | ||
| PlayerTeam team = getOrCreateTeam(level, teamName); | ||
| scoreboard.addPlayerToTeam(player.getScoreboardName(), team); | ||
| } | ||
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| scoreboard.addPlayerToTeam(entity.getScoreboardName(), scoreboard.getPlayerTeam(teamName)); | ||
| } | ||
|
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| /** | ||
| * Adds an entity to a specific team | ||
| */ | ||
| public static void addToTeam(ServerLevel level, Entity entity, String teamName) { | ||
| PlayerTeam team = getOrCreateTeam(level, teamName); | ||
| level.getScoreboard().addPlayerToTeam(entity.getScoreboardName(), team); | ||
| } | ||
|
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| /** | ||
| * Removes an entity from its team | ||
| */ | ||
| public static void removeFromTeam(Entity entity) { | ||
| if (entity.level().isClientSide()) return; | ||
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| ServerLevel level = (ServerLevel) entity.level(); | ||
| Scoreboard scoreboard = level.getScoreboard(); | ||
| scoreboard.removePlayerFromTeam(entity.getScoreboardName()); | ||
| } | ||
|
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| /** | ||
| * Checks if an entity is in any team | ||
| */ | ||
| public static boolean isInAnyTeam(Entity entity) { | ||
| if (entity.level().isClientSide()) return false; | ||
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| ServerLevel level = (ServerLevel) entity.level(); | ||
| return level.getScoreboard().getPlayersTeam(entity.getScoreboardName()) != null; | ||
| } | ||
|
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| /** | ||
| * Checks if two entities are in the same team | ||
| */ | ||
| public static boolean areInSameTeam(Entity entity1, Entity entity2) { | ||
| if (entity1.level().isClientSide()) return false; | ||
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| ServerLevel level = (ServerLevel) entity1.level(); | ||
| Scoreboard scoreboard = level.getScoreboard(); | ||
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| PlayerTeam team1 = scoreboard.getPlayersTeam(entity1.getScoreboardName()); | ||
| PlayerTeam team2 = scoreboard.getPlayersTeam(entity2.getScoreboardName()); | ||
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| return team1 != null && team1 == team2; | ||
| } | ||
|
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| /** | ||
| * Gets the name of the team a player is in | ||
| */ | ||
| public static String getPlayerTeamName(Player player) { | ||
| if (player.level().isClientSide()) return null; | ||
|
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| ServerLevel level = (ServerLevel) player.level(); | ||
| PlayerTeam team = level.getScoreboard().getPlayersTeam(player.getScoreboardName()); | ||
| return team != null ? team.getName() : null; | ||
| } | ||
| } |
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