// TODO textures
#include "sdlpp_circlerenderer.hpp"
#include "sdlpp_circlecolider.hpp"
#include <cmath>

namespace SDLPP {
CircleRender::CircleRender( double x, double y, double rad,
                            std::shared_ptr< Renderer > &r )
        : RenderObject( r ) {
    og_x = x_ = x;
    og_y = y_ = y;
    og_r = r_ = rad;
}

CircleRender::CircleRender( double x, double y, double rad,
                            std::shared_ptr< Renderer > &r,
                            std::shared_ptr< Texture > &t )
        : CircleRender( x, y, rad, r ) {
    throw "I don't support textures yet!!!";
}

CircleRender::CircleRender( double x, double y, double rad,
                            std::shared_ptr< Renderer > &r,
                            const std::string &img_or_color,
                            bool is_polygon )
        : CircleRender( x, y, rad, r ) {
    if(!is_polygon) {
        throw "I don't support textures yet!!!";
    } else {
        setColor(img_or_color);
        color = img_or_color;
    }
}

void CircleRender::setColor( const std::string &color ) {
    if ( !polygon ) {
        polygon = std::make_shared< CircleColider >( 0, 0, 1 );
        polygon->updateCollision( collisionPushX(), collisionPushY(),
                                  collisionWidth(), collisionHeight() );
    }
    polygon->setColor( color );
}

void CircleRender::setOutlineColor( const std::string &color ) {
    if ( !polygon ) {
        polygon = std::make_shared< CircleColider >( 0, 0, 1 );
        polygon->updateCollision( collisionPushX(), collisionPushY(),
                                  collisionWidth(), collisionHeight() );
    }
    polygon->setOutlineColor( color );
}

std::pair< std::pair< double, double >, std::pair< double, double > >
CircleRender::getDoubleRect() const {
    return { { og_x - og_r, og_y - og_r }, { 2 * og_r, 2 * og_r } };
}

int CircleRender::leftmost() {
    return rect.x;
}

int CircleRender::topmost() {
    return rect.y;
}

int CircleRender::rightmost() {
    return rect.x + rect.w;
}

int CircleRender::bottommost() {
    return rect.y + rect.h;
}

int CircleRender::collisionPushX() {
    return rect.x;
}

int CircleRender::collisionPushY() {
    return rect.y;
}

int CircleRender::collisionWidth() {
    return rect.w;
}

int CircleRender::collisionHeight() {
    return rect.h;
}

void CircleRender::updateSizeAndPosition() {
    updateXY();
    auto dimension = renderer->getSmallerSide();
    rect.x = std::round( (x_ - r_) * dimension );
    rect.y = std::round( (y_ - r_) * dimension );
    rect.w = std::round( ( x_ + r_ ) * dimension ) - rect.x;
    rect.h = std::round( ( y_ + r_ ) * dimension ) - rect.y;
    if ( polygon )
        polygon->updateCollision( collisionPushX(), collisionPushY(),
                                  collisionWidth(), collisionHeight() );
    for ( auto &x : collisions ) {
        x->updateCollision( collisionPushX(), collisionPushY(),
                            collisionWidth(), collisionHeight() );
    }
}

SDL_Rect CircleRender::getRect() {
    return rect;
}

void CircleRender::centerX() {
    centerx = true;
    updateSizeAndPosition();
}

std::shared_ptr< RenderObject > CircleRender::copySelf() {
    auto ret = std::make_shared< CircleRender >( *this );
    copyTo(ret);
    return ret;
}

void CircleRender::copyTo(std::shared_ptr<RenderObject> other) {
    RenderObject::copyTo(other);
}

std::string CircleRender::getColor() const {
    return color;
}

void CircleRender::updateXY() {
    if ( !centerx ) {
        x_ = og_x;
        y_ = og_y;
        return;
    }
    auto width = renderer->getWidth();
    auto height = renderer->getHeight();
    if ( width > height ) {
        auto multiplier =
            static_cast< double >( width ) / static_cast< double >( height );
        x_ = og_x + static_cast< double >( multiplier - 1 ) / 2;
    } else {
        x_ = og_x;
    }
    y_ = og_y;
}
} // namespace SDLPP