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New attack: Blast attack if targets are out of range.
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@Andromander
Andromander committed May 1, 2021
1 parent 9d513c9 commit 947ed35
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Showing 3 changed files with 231 additions and 54 deletions.
196 changes: 177 additions & 19 deletions src/main/java/androsa/gaiadimension/entity/boss/MalachiteGuardEntity.java
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Original file line number Diff line number Diff line change
Expand Up @@ -16,27 +16,29 @@
import net.minecraft.network.datasync.DataParameter;
import net.minecraft.network.datasync.DataSerializers;
import net.minecraft.network.datasync.EntityDataManager;
import net.minecraft.particles.ParticleTypes;
import net.minecraft.potion.EffectInstance;
import net.minecraft.util.DamageSource;
import net.minecraft.util.NonNullList;
import net.minecraft.util.SoundEvent;
import net.minecraft.util.SoundEvents;
import net.minecraft.util.*;
import net.minecraft.util.math.BlockPos;
import net.minecraft.util.math.vector.Vector3d;
import net.minecraft.util.text.ITextComponent;
import net.minecraft.world.BossInfo;
import net.minecraft.world.Difficulty;
import net.minecraft.world.IServerWorld;
import net.minecraft.world.World;
import net.minecraft.world.*;
import net.minecraft.world.server.ServerBossInfo;
import net.minecraft.world.server.ServerWorld;

import javax.annotation.Nullable;
import java.util.EnumSet;
import java.util.List;

public class MalachiteGuardEntity extends MonsterEntity {

private static final DataParameter<Integer> PHASE = EntityDataManager.defineId(MalachiteGuardEntity.class, DataSerializers.INT);
private static final DataParameter<Integer> DRONES_LEFT = EntityDataManager.defineId(MalachiteGuardEntity.class, DataSerializers.INT);
private static final DataParameter<Boolean> IS_SPAWNED = EntityDataManager.defineId(MalachiteGuardEntity.class, DataSerializers.BOOLEAN);
private static final DataParameter<Boolean> IS_CHARGING = EntityDataManager.defineId(MalachiteGuardEntity.class, DataSerializers.BOOLEAN);
private static final DataParameter<Boolean> IS_CHARGED = EntityDataManager.defineId(MalachiteGuardEntity.class, DataSerializers.BOOLEAN);
private int cooldownTimer;
private float bideDamage;

private final ServerBossInfo bossInfo = new ServerBossInfo(this.getDisplayName(), BossInfo.Color.GREEN, BossInfo.Overlay.PROGRESS);

Expand Down Expand Up @@ -65,12 +67,15 @@ protected void defineSynchedData() {
this.entityData.define(PHASE, 0);
this.entityData.define(DRONES_LEFT, 0);
this.entityData.define(IS_SPAWNED, false);
this.entityData.define(IS_CHARGING, false);
this.entityData.define(IS_CHARGED, false);
}

@Override
protected void registerGoals() {
super.registerGoals();
this.goalSelector.addGoal(0, new DefendGoal());
this.goalSelector.addGoal(1, new BlastAttackGoal(this));
this.goalSelector.addGoal(2, new MeleeAttackGoal(this, 0.6D, true));
this.goalSelector.addGoal(3, new MoveTowardsTargetGoal(this, 0.6D, 32.0F));
this.goalSelector.addGoal(4, new LookAtGoal(this, PlayerEntity.class, 8.0F));
Expand All @@ -85,6 +90,10 @@ public void readAdditionalSaveData(CompoundNBT nbt) {
this.setPhase(nbt.getInt("Phase"));
this.setDronesLeft(nbt.getInt("DronesLeft"));
this.setSpawnedDrones(nbt.getBoolean("IsSpawned"));
this.setCharging(nbt.getBoolean("IsCharging"));
this.setCharged(nbt.getBoolean("IsCharged"));
this.cooldownTimer = nbt.getInt("CooldownTimer");
this.bideDamage = nbt.getFloat("BideDamage");
if (hasCustomName()) {
this.bossInfo.setName(getDisplayName());
}
Expand All @@ -96,6 +105,10 @@ public void addAdditionalSaveData(CompoundNBT nbt) {
nbt.putInt("Phase", getPhase());
nbt.putInt("DronesLeft", getDronesLeft());
nbt.putBoolean("IsSpawned", hasSpawnedDrones());
nbt.putBoolean("IsCharging", isCharging());
nbt.putBoolean("IsCharged", isCharged());
nbt.putInt("CooldownTimer", cooldownTimer);
nbt.putFloat("BideDamage", bideDamage);
}

@Override
Expand All @@ -104,13 +117,11 @@ public void setCustomName(@Nullable ITextComponent text) {
this.bossInfo.setName(getDisplayName());
}

/** Our phase. In order: Defending, Attacking, Resisting. Anything higher restarts the fight and sets to 0 */
public int getPhase() {
return this.entityData.get(PHASE);
}

/**
* Nobody should be touching this, like, at all.
*/
private void setPhase(int id) {
if (id > 2 || id < 0) { //Fine, I'll just make you redo this fight
id = 0;
Expand All @@ -119,45 +130,60 @@ private void setPhase(int id) {
this.entityData.set(PHASE, id);
}

/** How many Malachite Drones are left? If we run out, we can change phase */
public int getDronesLeft() {
return this.entityData.get(DRONES_LEFT);
}

/**
* Nobody touch this. Very bad
*/
private void setDronesLeft(int drones) {
this.entityData.set(DRONES_LEFT, drones);
}

/** Has the Malachite Guard spawned any Malachite Drones yet? Spawn them and we can set this true */
public boolean hasSpawnedDrones() {
return this.entityData.get(IS_SPAWNED);
}

/**
* Shouldn't let anyone set this outside of the Malachite Guard
*/
private void setSpawnedDrones(boolean spawned) {
this.entityData.set(IS_SPAWNED, spawned);
}

/** Is the Malachite Guard in a Charging state? Reduce and bide damage if so */
public boolean isCharging() {
return this.entityData.get(IS_CHARGING);
}

public void setCharging(boolean flag) {
this.entityData.set(IS_CHARGING, flag);
}

/** Is the Malachite Guard releasing power? If so, it is charged */
public boolean isCharged() {
return this.entityData.get(IS_CHARGED);
}

public void setCharged(boolean flag) {
this.entityData.set(IS_CHARGED, flag);
}

/**
* Do not move if we are in Phase 1.
*/
@Override
public void move(MoverType type, Vector3d motion) {
if (getPhase() != 0) {
if (getPhase() != 0 && !isCharging() && !isCharged()) {
super.move(type, motion);
}
}

/**
* Do not apply knockback in Phase 1 as we are unmoving
* Do not apply knockback in Phase 3 as we are enraged
* Do not apply knockback if we are Charged or Charging
*/
@Override
public void knockback(float amount, double x, double z) {
if (getPhase() == 1) {
if (getPhase() == 1 || isCharging() || isCharged()) {
super.knockback(amount, x, z);
}
}
Expand Down Expand Up @@ -216,6 +242,14 @@ protected float getVoicePitch() {
public void tick() {
super.tick();

if (isCharging()) {
if (level.isClientSide()) {
for (int i = 0; i < 5; i++) {
level.addParticle(ParticleTypes.FLAME, getRandomX(3.0D), this.getY() + (random.nextDouble() * 0.25D), getRandomZ(3.0D), 0.0D, 0.0D, 0.0D);
}
}
}

if (!level.isClientSide()) {
this.bossInfo.setPercent(this.getHealth() / this.getMaxHealth());
}
Expand Down Expand Up @@ -319,6 +353,11 @@ public void aiStep() {
}
this.setSpeed(movespeed);

//Cooldown for blast attack
if (cooldownTimer > 0) {
cooldownTimer--;
}

super.aiStep();
}

Expand Down Expand Up @@ -360,6 +399,22 @@ public boolean doHurtTarget(Entity target) {

@Override
public boolean hurt(DamageSource source, float amount) {
if (isCharging()) {
if (isAllowedToDamage(source)) {
if (level.getDifficulty() == Difficulty.EASY) {
amount /= 4;
bideDamage += amount;
amount *= 3;
} else if (level.getDifficulty() == Difficulty.NORMAL) {
amount /= 2;
bideDamage += amount;
} else if (level.getDifficulty() == Difficulty.HARD) {
amount /= 4;
bideDamage += amount * 3;
}
}
}

if (getPhase() == 0) {
//Don't take any damage until we are sufficiently out of world. We're in Defence mode
return this.blockPosition().getY() < -64 && super.hurt(source, amount);
Expand Down Expand Up @@ -420,6 +475,7 @@ private float getMultiplier(float base) {
return base;
}
}

@Override
public boolean canBeAffected(EffectInstance effectInstance) {
return level.getDifficulty() == Difficulty.HARD && effectInstance.getEffect().isBeneficial();
Expand Down Expand Up @@ -484,11 +540,113 @@ public boolean canUse() {
}
}

static class BlastAttackGoal extends Goal {

private final MalachiteGuardEntity guard;
private int attackPhase;
private int chargeTimer;
private int explodeTime;

public BlastAttackGoal(MalachiteGuardEntity entity) {
this.guard = entity;

this.setFlags(EnumSet.of(Flag.MOVE, Flag.LOOK));
}

/**
* Run if we are in phase 2 or 3, just anything that isn't the Defend phase
* Run if there are players above or below the Guard
* Run if they are alive
*/
@Override
public boolean canUse() {
if (guard.getPhase() != 0 && guard.cooldownTimer <= 0) {
List<Entity> list = guard.level.getEntities(guard, guard.getBoundingBox().inflate(3.0F), (entity) -> {
EntityType<?> type = entity.getType();
if (type == EntityType.PLAYER) {
return !entity.isSpectator() && !((PlayerEntity)entity).isCreative();
}
System.out.println(entity + " is not a target");
return false;
});
for (Entity entity : list) {
double targetY = entity.blockPosition().getY();
double guardY = entity.blockPosition().getY();
if (targetY < guardY - 0.5D || targetY > guardY + 2.0D) {
return entity.isAlive();
}
}
}
System.out.println("Phase is " + guard.getPhase() + " and cooldown is " + guard.cooldownTimer);
return false;
}

/** Stop if the timer is no longer set to 0 */
@Override
public boolean canContinueToUse() {
return guard.cooldownTimer <= 0;
}

@Override
public void start() {
guard.getNavigation().stop();
guard.setCharging(true);
attackPhase = 0;
chargeTimer = 100;
explodeTime = 0;
}

@Override
public void stop() {
guard.setCharged(false);
guard.bideDamage = 0.0F;
}

@Override
public void tick() {
/*
* 1. Start the charging. Set the state to charging and start the timer until explosion.
* 2. Timer reached 0? Time to explode. If not, we need to charge more.
* 3. Explode. Set out of charging into charged. Affect all entities in an area that isn't us or Malachite Drones. Start timer for charged state.
* 4. Charged state reached 0? Start cooldown, tracked in the entity itself. If not, we are still charged and exploding.
*/
chargeTimer--;
if (chargeTimer <= 0) {
if (attackPhase == 0) {
guard.setCharging(false);
guard.setCharged(true);
attackPhase++;
}

if (explodeTime == 0) {
List<Entity> targets = guard.level.getEntities(guard, guard.getBoundingBox().inflate(4.0F), (entity) -> {
EntityType<?> type = entity.getType();
return type != ModEntities.MALACHITE_GUARD && type != ModEntities.MALACHITE_DRONE;
});
guard.playSound(SoundEvents.WITHER_SPAWN, 1.0F, 1.0F);

for (Entity entity : targets) {
Vector3d explosion = new Vector3d(guard.getX(), guard.getY(), guard.getZ());
Vector3d direction = entity.position().subtract(explosion).normalize();

System.out.println("Additional damage is at " + guard.bideDamage);

entity.hurt(DamageSource.MAGIC, 8.0F + guard.bideDamage);
entity.setDeltaMovement(direction.x(), direction.y() + 0.2F, direction.z());
}
}

if (explodeTime < 10) {
if (!guard.level.isClientSide()) {
((ServerWorld)guard.level).sendParticles(ParticleTypes.FLAME, guard.getRandomX(1.0D), guard.getRandomY(), guard.getRandomZ(1.0D), 10, (guard.random.nextDouble()) - 0.5D, guard.random.nextDouble() * 0.5D, (guard.random.nextDouble()) - 0.5D, 0.5D);
}
}

explodeTime++;
if (explodeTime >= 20) {
guard.cooldownTimer = 60; //This will stop the task from running as it is no longer 0;
}
}
}
}
}
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