4jcraft/Minecraft.World/Entities/Mobs/Silverfish.cpp

#include "../../Platform/stdafx.h"
#include "../../Headers/net.minecraft.world.level.h"
#include "../../Headers/net.minecraft.world.level.tile.h"
#include "../../Headers/net.minecraft.world.phys.h"
#include "../../Headers/net.minecraft.world.damagesource.h"
#include "../../Headers/net.minecraft.world.entity.ai.attributes.h"
#include "../../Headers/net.minecraft.world.entity.monster.h"
#include "../../Headers/net.minecraft.h"
#include "../../../Minecraft.Client/Textures/Textures.h"
#include "Silverfish.h"
#include "../../Util/SoundTypes.h"

Silverfish::Silverfish(Level* level) : Monster(level) {
    // 4J Stu - This function call had to be moved here from the Entity ctor to
    // ensure that the derived version of the function is called
    this->defineSynchedData();
    registerAttributes();
    setHealth(getMaxHealth());

    setSize(0.3f, 0.7f);
}

void Silverfish::registerAttributes() {
    Monster::registerAttributes();

    getAttribute(SharedMonsterAttributes::MAX_HEALTH)->setBaseValue(8);
    getAttribute(SharedMonsterAttributes::MOVEMENT_SPEED)->setBaseValue(0.6f);
    getAttribute(SharedMonsterAttributes::ATTACK_DAMAGE)->setBaseValue(1);
}

bool Silverfish::makeStepSound() { return false; }

std::shared_ptr<Entity> Silverfish::findAttackTarget() {
#ifndef _FINAL_BUILD
    if (app.GetMobsDontAttackEnabled()) {
        return std::shared_ptr<Player>();
    }
#endif

    double maxDist = 8;
    return level->getNearestAttackablePlayer(shared_from_this(), maxDist);
}

int Silverfish::getAmbientSound() {
    // 4J - brought sound change forward from 1.2.3
    return eSoundType_MOB_SILVERFISH_AMBIENT;
}

int Silverfish::getHurtSound() {
    // 4J - brought sound change forward from 1.2.3
    return eSoundType_MOB_SILVERFISH_HURT;
}

int Silverfish::getDeathSound() {
    // 4J - brought sound change forward from 1.2.3
    return eSoundType_MOB_SILVERFISH_DEATH;
}

bool Silverfish::hurt(DamageSource* source, float dmg) {
    if (isInvulnerable()) return false;
    if (lookForFriends <= 0 &&
        (dynamic_cast<EntityDamageSource*>(source) != nullptr ||
         source == DamageSource::magic)) {
        // look for friends
        lookForFriends = 20;
    }
    return Monster::hurt(source, dmg);
}

void Silverfish::checkHurtTarget(std::shared_ptr<Entity> target, float d) {
    //        super.checkHurtTarget(target, d);
    if (attackTime <= 0 && d < 1.2f && target->bb.y1 > bb.y0 &&
        target->bb.y0 < bb.y1) {
        attackTime = 20;
        doHurtTarget(target);
    }
}

void Silverfish::playStepSound(int xt, int yt, int zt, int t) {
    playSound(eSoundType_MOB_SILVERFISH_STEP, 0.15f, 1);
}

int Silverfish::getDeathLoot() { return 0; }

void Silverfish::tick() {
    // rotate the whole body to the same angle as the head
    yBodyRot = yRot;

    Monster::tick();
}

void Silverfish::serverAiStep() {
    Monster::serverAiStep();

    if (level->isClientSide) {
        return;
    }

    if (lookForFriends > 0) {
        lookForFriends--;
        if (lookForFriends == 0) {
            // see if there are any friendly monster eggs nearby
            int baseX = Mth::floor(x);
            int baseY = Mth::floor(y);
            int baseZ = Mth::floor(z);
            bool doBreak = false;

            for (int yOff = 0; !doBreak && yOff <= 5 && yOff >= -5;
                 yOff = (yOff <= 0) ? 1 - yOff : 0 - yOff) {
                for (int xOff = 0; !doBreak && xOff <= 10 && xOff >= -10;
                     xOff = (xOff <= 0) ? 1 - xOff : 0 - xOff) {
                    for (int zOff = 0; !doBreak && zOff <= 10 && zOff >= -10;
                         zOff = (zOff <= 0) ? 1 - zOff : 0 - zOff) {
                        int tile = level->getTile(baseX + xOff, baseY + yOff,
                                                  baseZ + zOff);
                        if (tile == Tile::monsterStoneEgg_Id) {
                            if (!level->getGameRules()->getBoolean(
                                    GameRules::RULE_MOBGRIEFING)) {
                                int data = level->getData(
                                    baseX + xOff, baseY + yOff, baseZ + zOff);

                                Tile* restoreTile = Tile::stone;
                                if (data == StoneMonsterTile::HOST_COBBLE) {
                                    restoreTile = Tile::cobblestone;
                                }
                                if (data == StoneMonsterTile::HOST_STONEBRICK) {
                                    restoreTile = Tile::stoneBrick;
                                }

                                level->setTileAndData(
                                    baseX + xOff, baseY + yOff, baseZ + zOff,
                                    restoreTile->id, 0, Tile::UPDATE_ALL);
                            } else {
                                level->destroyTile(baseX + xOff, baseY + yOff,
                                                   baseZ + zOff, false);
                            }
                            Tile::monsterStoneEgg->destroy(level, baseX + xOff,
                                                           baseY + yOff,
                                                           baseZ + zOff, 0);

                            if (random->nextBoolean()) {
                                doBreak = true;
                                break;
                            }
                        }
                    }
                }
            }
        }
    }

    if (attackTarget == nullptr && !isPathFinding()) {
        // if the silverfish isn't doing anything special, it will merge
        // with any rock tile it is nearby
        int tileX = Mth::floor(x), tileY = Mth::floor(y + .5f),
            tileZ = Mth::floor(z);
        int facing = random->nextInt(6);

        int tile = level->getTile(tileX + Facing::STEP_X[facing],
                                  tileY + Facing::STEP_Y[facing],
                                  tileZ + Facing::STEP_Z[facing]);
        if (StoneMonsterTile::isCompatibleHostBlock(tile)) {
            level->setTileAndData(
                tileX + Facing::STEP_X[facing], tileY + Facing::STEP_Y[facing],
                tileZ + Facing::STEP_Z[facing], Tile::monsterStoneEgg_Id,
                StoneMonsterTile::getDataForHostBlock(tile), Tile::UPDATE_ALL);
            spawnAnim();
            remove();
        } else {
            findRandomStrollLocation();
        }

    } else if (attackTarget != nullptr && !isPathFinding()) {
        attackTarget = nullptr;
    }
}

float Silverfish::getWalkTargetValue(int x, int y, int z) {
    // silverfish LOVES stone =)
    if (level->getTile(x, y - 1, z) == Tile::stone_Id) return 10;
    return Monster::getWalkTargetValue(x, y, z);
}

bool Silverfish::isDarkEnoughToSpawn() { return true; }

bool Silverfish::canSpawn() {
    if (Monster::canSpawn()) {
        std::shared_ptr<Player> nearestPlayer =
            level->getNearestPlayer(shared_from_this(), 5.0);
        return nearestPlayer == nullptr;
    }
    return false;
}

MobType Silverfish::getMobType() { return ARTHROPOD; }