#include "player.h"
#include <QObject>
#include <QGraphicsPixmapItem>
#include <QKeyEvent>
#include<QGraphicsScene>
#include"mouse.h"
#include <QTimer>

player::player(QPixmap pixmap, Score* score)
{
    setPixmap(pixmap);
    QTimer * timer = new QTimer(this);
    connect(timer,SIGNAL(timeout()),this,SLOT(advanced()));

    timer->start(50);

    myscore = score;
}


//These functions move the player object and change the sprite when an arrow key is pressed

void player::keyPressEvent(QKeyEvent *event){
   if (event->key() == Qt::Key_Left){
       setPos(x()-30,y());

       if (l_key == 0){
         setPixmap(QPixmap(":/images/cat_left.png"));
         l_key = 1;}
                                                            //there are two diffrent images for each arrow key direction, the program alternates
                                                            //between these two images so the cat looks like it is walking

       else if ( l_key == 1){
           setPixmap(QPixmap(":/images/cat_left_alt.png"));
           l_key = 0;
       }


   }

   else if (event->key() == Qt::Key_Right){
       setPos(x()+30,y());

       if (r_key == 0){
           setPixmap(QPixmap(":/images/cat_right.png"));
           r_key = 1;
       }
       else if (r_key == 1){
           setPixmap(QPixmap(":/images/cat_right_alt.png"));
           r_key = 0;


       }
   }

   else if (event->key() == Qt::Key_Up){
       setPos(x(),y()-30);

       if (u_key == 0){
           setPixmap(QPixmap(":/images/cat_up.png"));
           u_key = 1;

       }

       else if (u_key == 1){
           setPixmap(QPixmap(":/images/cat_up_alt.png"));
           u_key = 0;
       }

   }

   else if (event->key() == Qt::Key_Down){
       setPos(x(),y()+30);

       if (d_key == 0 ){
           setPixmap(QPixmap(":/images/cat_down.png"));
           d_key = 1;
       }

       else if (d_key == 1){
           setPixmap(QPixmap(":/images/cat_down_alt.png"));
           d_key = 0;
       }

   }

}

void player::advanced(){
    QList<QGraphicsItem *> colliding_items = collidingItems();
    for (int i = 0, n = colliding_items.size(); i < n; ++i){
        if (typeid(*(colliding_items[i])) == typeid(Mouse)){   //if the player collides with a mouse...
            scene()->removeItem(colliding_items[i]);
            delete colliding_items[i];              //delete the mouse
            myscore->increase();                    //increase the score
            Mouse *mouse = new Mouse;
            scene()->addItem(mouse);                //adds new mouse
            return;
        }
    }

}