vectozavr-shooter/Player.cpp

//
// Created by Иван Ильин on 14.03.2021.
//

#include "Player.h"
#include "engine/Screen.h"
#include "engine/utils/Log.h"

Player::Player(ObjectNameTag name) : RigidBody(name) {
    loadObj(ShooterConsts::CUBE_OBJ, Vec3D{0.5, 1.9, 0.5});
    setAcceleration(Vec3D{0, -ShooterConsts::GRAVITY, 0});
    setCollision(true);
    //setVisible(false);

    Vec3D randColor = Vec3D::Random();
    setColor({static_cast<sf::Uint8>(randColor.x()*255), static_cast<sf::Uint8>(randColor.y()*255), static_cast<sf::Uint8>(randColor.z()*255)});

    setCollisionCallBack([this](const ObjectNameTag& tag, std::shared_ptr<RigidBody> obj) {collisionWithObject(tag, obj);});
}

void Player::rotateWeaponsRelativePoint(const Vec3D& point4D, const Vec3D& v, double val) {
    for(auto& weapon : _weapons) {
        weapon->rotateRelativePoint(point4D, v, val);
    }
}

void Player::collisionWithObject(const ObjectNameTag& tag, std::shared_ptr<RigidBody> obj) {
    if(tag.str().find("Bonus_gun") != std::string::npos) {
        addWeapon(std::make_shared<Gun>());
    }

    if(tag.str().find("Bonus_shotgun") != std::string::npos) {
        addWeapon(std::make_shared<Shotgun>());
    }

    if(tag.str().find("Bonus_ak47") != std::string::npos) {
        addWeapon(std::make_shared<Ak47>());
    }

    if(tag.str().find("Bonus_gold_ak47") != std::string::npos) {
        addWeapon(std::make_shared<Gold_Ak47>());
    }

    if(tag.str().find("Bonus_rifle") != std::string::npos) {
        addWeapon(std::make_shared<Rifle>());
    }

    if(tag.str().find("Bonus_hill") != std::string::npos) {
        setFullHealth();
    }

    if(tag.str().find("Bonus_ability") != std::string::npos) {
        setFullAbility();
    }

    if(tag.str().find("Bonus") != std::string::npos) {
        _takeBonusCallBack(tag.str());
    }
}

void Player::addWeapon(std::shared_ptr<Weapon> weapon) {
    SoundController::playSound(SoundTag("changeWeapon"), ShooterConsts::CHANGE_WEAPON_SOUND);

    for(auto& w : _weapons) {
        if (w->name() == weapon->name()) {
            w->addAmmo(w->initialPack());
            return;
        }
    }

    _weapons.push_back(weapon);
    attach(weapon);

    _weapons.back()->translate(position());
    _weapons.back()->rotateRelativePoint(position() + Vec3D{0, 1.8, 0}, Vec3D{0, 1, 0}, angle().y());
    _weapons.back()->rotateRelativePoint(position() + Vec3D{0, 1.8, 0}, left(), headAngle());

    _weapons.back()->setAddTraceCallBack(_addTraceCallBack);
}

void Player::initWeapons() {

    if(!_weapons.empty()) {
        for(auto weapon : _weapons) {
            unattach(ObjectNameTag(weapon->name()));
        }

        _removeWeaponCallBack(_weapons[_selectedWeapon]);
        _weapons.clear();
    }

    _selectedWeapon = 0;
    addWeapon(std::make_shared<Gun>());
    _addWeaponCallBack(_weapons[_selectedWeapon]);
}

void Player::nextWeapon() {
    if(_weapons.size() > 1) {
        // change '_selectedWeapon'
        _removeWeaponCallBack(_weapons[_selectedWeapon]);
        _selectedWeapon = (_selectedWeapon + 1) % _weapons.size();
        _addWeaponCallBack(_weapons[_selectedWeapon]);
        Log::log("selectedWeapon " + std::to_string(_selectedWeapon));
        SoundController::playSound(SoundTag("changeWeapon"), ShooterConsts::CHANGE_WEAPON_SOUND);
    }
}

void Player::previousWeapon() {
    if(_weapons.size() > 1) {
        // change '_selectedWeapon'
        _removeWeaponCallBack(_weapons[_selectedWeapon]);
        if (_selectedWeapon > 0) {
            _selectedWeapon = (_selectedWeapon - 1) % _weapons.size();
        } else {
            _selectedWeapon = _weapons.size() - 1;
        }
        _addWeaponCallBack(_weapons[_selectedWeapon]);
        Log::log("selectedWeapon " + std::to_string(_selectedWeapon));
        SoundController::playSound(SoundTag("changeWeapon"), ShooterConsts::CHANGE_WEAPON_SOUND);
    }
}

bool Player::fire() {
    auto camera = attached(ObjectNameTag("Camera"));
    if(camera != nullptr) {
        auto fireInfo = _weapons[_selectedWeapon]->fire(_rayCastFunction, camera->position(), camera->lookAt());
        for(auto& [damagedPlayerName, damage] : fireInfo.damagedPlayers) {
            sf::Uint16 targetId = std::stoi(damagedPlayerName.str().substr(6));
            _damagePlayerCallBack(targetId, damage);
        }
        return fireInfo.shot;
    }
    return false;
}

void Player::reload() {
    _weapons[_selectedWeapon]->reload();
}

void Player::setFullHealth() {
    _health = ShooterConsts::HEALTH_MAX;
    SoundController::playSound(SoundTag("addHealth"), ShooterConsts::RESTORE_HEALTH_SOUND);
}

void Player::setFullAbility() {
    _ability = ShooterConsts::ABILITY_MAX;
    SoundController::playSound(SoundTag("addAbility"), ShooterConsts::RESTORE_ABILITY_SOUND);
}