/****************************************************************************
 * Copyright (C) 2015 Dimok
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ****************************************************************************/
#include <coreinit/time.h>
#include "Pipe.h"
#include "gui/GuiTrigger.h"
#include "gui/GuiController.h"
#include "resources/Resources.h"

/**
 * Constructor for the GuiButton class.
 */

Pipe::Pipe(float x) {
    srand(OSGetTime());
    loc_y = rand() % 250 - 125;
    loc_x = x;
    pipeBottomImg = Resources::GetImageData("pipe_down.png");
    pipeTopImg = Resources::GetImageData("pipe_up.png");
    pipebottom = new GuiImage(pipeBottomImg);
    pipetop = new GuiImage(pipeTopImg);

    pipebottom->setAlignment(ALIGN_CENTER | ALIGN_CENTER);
    pipetop->setAlignment(ALIGN_CENTER | ALIGN_CENTER);

    pipebottom->setPosition((int) loc_x, -410 - loc_y);
    pipetop->setPosition((int) loc_x, 410 - loc_y);

    scroll_state = false;
}

/**
 * Destructor for the GuiButton class.
 */
Pipe::~Pipe() {
    loc_x = 0.0f;
    loc_y = 0.0f;
    scroll_state = 0;
    delete (pipetop);
    delete (pipebottom);
    delete (pipeTopImg);
    delete (pipeBottomImg);
}

void Pipe::setPosX(float x) {
    loc_x = x;
    pipebottom->setPosition((int) loc_x, -410 - loc_y);
    pipetop->setPosition((int) loc_x, 410 - loc_y);
}

void Pipe::setScroll(bool state) {
    scroll_state = state;
}

int Pipe::checkCollision(GuiImage *check) {
    if ((pipetop->getLeft() - pipetop->getWidth() / 4.0f) < (check->getLeft() + check->getWidth() / 2.0f) &&
        (pipetop->getLeft() + pipetop->getWidth() / 2) > (check->getLeft() - check->getWidth() / 2.0f)) { //How can that thing work? No, really...
        poss_collision = 1;
        if ((check->getTop() + check->getHeight() / 2.0f) > (pipetop->getTop() - 720.0f) || ((check->getTop() - check->getHeight() / 2.0f)) < pipebottom->getTop()) {
            poss_collision = 0; //we already collided
            return 1;
        }
    } else if (poss_collision == 1) { //We just surpassed the problem
        poss_collision = 0;
        return -1; //Add point
    }
    return 0;
}


/**
 * Draw the button on screen
 */
void Pipe::draw(CVideo *v) {
    if (scroll_state == true) {
        loc_x -= 1.5f;
        if (loc_x < -640.0f) {
            loc_x = 700.0f;
            loc_y = rand() % 250 - 125;
        }
        pipebottom->setPosition((int) loc_x, -410 - loc_y);
        pipetop->setPosition((int) loc_x, 410 - loc_y);
    }

    if (!this->isVisible())
        return;

    // draw images
    pipebottom->draw(v);
    pipetop->draw(v);
}

void Pipe::update(GuiController *c) {

}