#include "libtcod.hpp"
#include "Fireball.h"
#include "Engine.h"
#include "Gui.h"
#include "Destructible.h"
#include "Actor.h"

Fireball::Fireball(float range, float damage)
    : LightningBolt(range, damage) {
}

bool Fireball::use(Actor* owner, Actor* wearer) {
    engine->gui->message(engine->gui->lightBlue, "Left-click a target tile for the fireball,\nor right-click to cancel.");
    int x, y;
    if (!engine->pickATile(&x, &y)) {
        return false;
    }
    engine->gui->message(engine->gui->lightYellow, "The fireball explodes, burning everything within %g tiles!", range);
    for (Actor** iterator = engine->actors.begin();
        iterator != engine->actors.end(); iterator++) {
        Actor* actor = *iterator;
        if (actor->destructible && !actor->destructible->isDead()
            && actor->getDistance(x, y) <= range) {
            engine->gui->message(engine->gui->lightYellow, "The %s gets burned for %g hit points.",
                actor->name.c_str(), damage);
            actor->destructible->takeDamage(actor, damage);
        }
    }
    return Pickable::use(owner, wearer);
}

void Fireball::save(TCODZip& zip) {
    zip.putInt(FIREBALL);
    zip.putFloat(range);
    zip.putFloat(damage);
}