#include "builder.h"
#include "widgets/widget.h"
#include "widgets/label.h"
#include "widgets/lineedit.h"
#include "widgets/textedit.h"
#include "widgets/pushbutton.h"
#include "widgets/combobox.h"
#include "widgets/frame.h"
#include "widgets/radiobutton.h"
#include "widgets/checkbox.h"
#include "widgets/window.h"
//#include <QApplication>
#include <QVBoxLayout>
#include <QDomDocument>
#include <QDomElement>
#include <QDomNode>
#include <vector>

std::vector< Widget* > widgets;

Builder::Builder(QDomDocument *xml_doc)
  : QObject()
{
  // Assign root element from xml_doc
  this->xml_doc = xml_doc;
  QDomElement xml_elem = xml_doc->documentElement();
    
  // Execute the recursive function with documentElement
  recurser(xml_elem, NULL);
  
  /*
  Window widget(window_elem);

  Frame *frame = new Frame(frame_elem);

  QVBoxLayout *layout = new QVBoxLayout();
  QVBoxLayout *window_layout = new QVBoxLayout();

  Label *label = new Label(label_elem);
  widgets.push_back(label);
  LineEdit *lineedit = new LineEdit(lineedit_elem);
  widgets.push_back(lineedit);
  LineEdit *lineedit2 = new LineEdit(lineedit_elem);
  widgets.push_back(lineedit2);
  TextEdit *textedit = new TextEdit(textedit_elem);
  widgets.push_back(textedit);

  ComboBox *combobox = new ComboBox(combobox_elem);
  widgets.push_back(combobox);

  RadioButton *radiobutton1 = new RadioButton(radiobutton1_elem);
  widgets.push_back(radiobutton1);
  RadioButton *radiobutton2 = new RadioButton(radiobutton2_elem);
  widgets.push_back(radiobutton2);
  CheckBox *checkbox = new CheckBox(checkbox_elem);
  widgets.push_back(checkbox); 
  PushButton *pushbutton1 = new PushButton(pushbutton1_elem);
  widgets.push_back(pushbutton1);
  PushButton *pushbutton2 = new PushButton(pushbutton2_elem);
  widgets.push_back(pushbutton2);
  PushButton *pushbutton3 = new PushButton(pushbutton3_elem);
  widgets.push_back(pushbutton3);

  layout->addWidget(label);
  layout->addWidget(lineedit);
  layout->addWidget(lineedit2);
  layout->addWidget(textedit);
  //layout->addWidget(combobox);
  layout->addWidget(radiobutton1);
  layout->addWidget(radiobutton2);
  layout->addWidget(checkbox);
  layout->addWidget(pushbutton1);
  layout->addWidget(pushbutton2);
  layout->addWidget(pushbutton3);

  frame->setLayout(layout);
  
  window_layout->addWidget(frame);

  widget.setLayout(window_layout);
  widget.show();

  std::vector< Widget* >::iterator i=widgets.begin();
  while (i != widgets.end()) {
    Widget* w = *i;
    printf("%s = %s\n", w->getName().toStdString().c_str(), w->getValue().toStdString().c_str());
    i++;
  }
  */
}

Builder::~Builder()
{
}

void Builder::recurser(QDomNode xml_node, QWidget *parent)
{
  QWidget *widget = NULL;
  QDomElement xml_elem = xml_node.toElement();
  if(xml_elem.tagName() == "window") {
    Window *window = new Window(xml_elem);
    widgets.push_back(window);
    widget = window;
  } else if(xml_elem.tagName() == "frame") {
    Frame *frame = new Frame(xml_elem);
    widgets.push_back(frame);
    widget = frame;
  } else if(xml_elem.tagName() == "label") {
    Label *label = new Label(xml_elem);
    widgets.push_back(label);
    widget = label;
  } else if(xml_elem.tagName() == "lineedit") {
    LineEdit *lineedit = new LineEdit(xml_elem);
    widgets.push_back(lineedit);
    widget = lineedit;
  } else if(xml_elem.tagName() == "button") {
    PushButton *pushbutton = new PushButton(xml_elem);
    widgets.push_back(pushbutton);
    widget = pushbutton;
  } else if(xml_elem.tagName() == "textedit") {
    TextEdit *textedit = new TextEdit(xml_elem);
    widgets.push_back(textedit);
    widget = textedit;
  } else if(xml_elem.tagName() == "checkbox") {
    CheckBox *checkbox = new CheckBox(xml_elem);
    widgets.push_back(checkbox);
    widget = checkbox;
  } else if(xml_elem.tagName() == "radiobutton") {
    RadioButton *radiobutton = new RadioButton(xml_elem);
    widgets.push_back(radiobutton);
    widget = radiobutton;
  }
  QDomNodeList children = xml_node.childNodes();

  for (int i=0; i<children.count();i++) {
    QDomNode child = children.at(i);
    recurser(child, widget);
  }

  if(parent != NULL && widget != NULL) parent->layout()->addWidget(widget);
  if(widget != NULL) widget->show();
}