#include "mainwidget.h"

#include "actor.h"
#include "block.h"
#include "bonuspoint.h"
#include "constants.h"

MainWidget::MainWidget()
{
  QVBoxLayout *layout = new QVBoxLayout(this);

  QLabel *lbl = new QLabel("da kommt da spielstand hin", this);
  layout->addWidget(lbl);
  
  m_scene = new QGraphicsScene(0, 0, 500, 500, this);
  m_scene->setBackgroundBrush(Qt::black);
  
  QGraphicsView *window = new QGraphicsView(m_scene, this);
  window->setFrameStyle(0);
  window->setAlignment(Qt::AlignLeft | Qt::AlignTop);
  window->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  window->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  layout->addWidget(window);

  setLayout(layout);
  setWindowTitle("pacman client");

  loadDummyMap();
}

// temporary
transmission::map_t createDummyMap()
{
  transmission::map_t map;
  map = new transmission::field_t*[map_size[0]];
  for (unsigned int i = 0; i < map_size[0]; ++i)
    map[i] = new transmission::field_t[map_size[1]];

  for (unsigned int x = 0; x < map_size[0]; ++x)
  {
    for (unsigned int y = 0; y < map_size[1]; ++y)
    {
      transmission::field_t &cur = map[x][y];
      cur = 0;
    }
  }

  map[4][3] |= green;
  map[4][3] |= transmission::block;
  
  map[5][3] |= noColor;
  map[5][3] |= transmission::block;
  map[6][3] |= noColor;
  map[6][3] |= transmission::block;
  map[7][3] |= red;
  map[7][3] |= transmission::block;
  
  map[7][5] |= transmission::bonuspoint;
  
  map[5][5] |= blue;
  map[5][5] |= transmission::pacman;
  map[5][5] |= transmission::direction_left;
  
  return map;
}

void MainWidget::loadDummyMap()
{
  transmission::map_t map = createDummyMap();

  for (unsigned int x = 0; x < map_size[0]; ++x)
  {
    for (unsigned int y = 0; y < map_size[1]; ++y)
    {
      const transmission::field_t &cur = map[x][y];
      if (cur == 0)
        continue;
      qDebug() << "not 0 at x=" << x << ", y=" << y << ", val=" << cur;
      
      Color color = static_cast<Color>(cur & transmission::color_mask);
      qDebug() << "col=" << color;

      PixmapItem *item = 0;
      if (cur & transmission::block)
        item = new Block(color);
      else if (cur & transmission::bonuspoint)
        item = new BonusPoint();
      else if (cur & transmission::pacman)
      {
        Actor *actor = 0;
        ActorMap::iterator it = m_actors.find(color);
        if (it != m_actors.end())
          actor = it->second;
        else
        {
          qDebug() << "new actor of col" << color;
          actor = new Actor(color);
          m_actors[color] = actor;
          m_scene->addItem(actor);
          actor->setPos(mapPositionToCoord(x, y));
        }

        Actor::Movement direction;
        switch (cur & transmission::direction_mask)
        {
        case 0:
          break;
        case transmission::direction_left:
          direction = Actor::Left;
          break;
        case transmission::direction_right:
          direction = Actor::Right;
          break;
        case transmission::direction_up:
          direction = Actor::Up;
          break;
        case transmission::direction_down:
          direction = Actor::Down;
          break;
        default:
          Q_ASSERT(false);
        }
        //actor->move(direction, mapPositionToCoord(x, y);
      }
      else
        Q_ASSERT(false);

      if(item != 0)
      {
        m_scene->addItem(item);
        item->setPos(mapPositionToCoord(x, y));
      }
    }
  }
}

QPoint MainWidget::mapPositionToCoord(unsigned int x, unsigned int y)
{
  return QPoint(x * field_size[0], y * field_size[1]);
}