#include <QtGui>
#include <iostream>
#include "client.h"
#include "Config.h"
#include "Dialog.h"
#include "Proxy.h"


using namespace std;

ProxyDialog::ProxyDialog(QWidget *parent): QDialog(parent)
{
	//WIPE it out!!! COnfig shoud be reread by timer event!
	Config *cfg = Config::CurrentConfig();
	cfg->AcquireConfig();
	if (! cfg->IsConfigValid())
	{
		Logger::Fatal("No valid configuration found! Can't proceed.");
		return ;
	}

	topLabel = new QLabel(tr("Top Panel"));
	countryBox = new QComboBox;
	stateBox = new QComboBox;
	stateBox->setVisible(false);
	cityBox = new QComboBox;
	cityBox->setVisible(false);
		
	vector<string> countries = cfg->GetCountries();
	for (unsigned i = 0; i < countries.size(); i++)
	{
		countryBox->addItem(countries[i].c_str());
	}
	countryBox->setCurrentIndex(-1);
	
	connect(countryBox, SIGNAL(activated(int)),
			this, SLOT(CountryActivated(int)));
	connect(stateBox, SIGNAL(activated(int)),
			this, SLOT(StateActivated(int)));
	connect(cityBox, SIGNAL(activated(int)),
			this, SLOT(CityActivated(int)));
	
	/* proxy buttons */
	QPushButton *topProxy1 = new QPushButton("proxy 1");
	QPushButton *topProxy2 = new QPushButton("proxy 2");
	
	QPushButton *bottomProxy1 = new QPushButton("proxy 3");
	QPushButton *bottomProxy2 = new QPushButton("proxy 4");
	
	bottomLabel = new QLabel(tr("Bottom Panel"));
	
	/* setup layouting */
	comboBoxLayout = new QVBoxLayout;
	comboBoxLayout->addWidget(countryBox);
	comboBoxLayout->addWidget(stateBox);
	comboBoxLayout->addWidget(cityBox);
	
	QVBoxLayout *proxyButtonLayout = new QVBoxLayout;
	proxyButtonLayout->addWidget(topProxy1);
	proxyButtonLayout->addWidget(topProxy2);
	
	QHBoxLayout *topPanelLayout = new QHBoxLayout;
	topPanelLayout->addLayout(comboBoxLayout);
	topPanelLayout->addLayout(proxyButtonLayout);
	
	QHBoxLayout *bottomPanelLayout = new QHBoxLayout;
	bottomPanelLayout->addWidget(bottomProxy1);
	bottomPanelLayout->addWidget(bottomProxy2);
	
	QVBoxLayout *mainLayout = new QVBoxLayout;
	mainLayout->addWidget(topLabel);
	mainLayout->addLayout(topPanelLayout);
	mainLayout->addWidget(bottomLabel);
	mainLayout->addLayout(bottomPanelLayout);
	
	setLayout(mainLayout);
}

void ProxyDialog::CountryActivated(int index)
{
	Logger::Trace("Country activated. Activated index=%d\n", index);
	
	stateBox->setVisible(false);
	cityBox->setVisible(false);
	if (index == -1)
	{
		return;
	}
	
	Config *cfg = Config::CurrentConfig();
	vector<string> countries = cfg->GetCountries();
	if (index > countries.size())
	{
		Logger::Error("Invalid country index: %d\n", index);
		return;
	}
	Logger::Info("Country %s was selected\n", countries[index].c_str());
	
	vector<string> states = cfg->GetStates(countries[index]);
	if (states.empty())
	{
		Logger::Info("There are no states in %s\n", countries[index].c_str());
		vector<string> cities = cfg->GetCities(countries[index]);
		cityBox->clear();
		for (unsigned i = 0; i < cities.size(); i++)
		{		
			cityBox->addItem(cities[i].c_str());
		}
		cityBox->setCurrentIndex(-1);
		cityBox->adjustSize();
		cityBox->setVisible(true);
	}
	else
	{
		stateBox->clear();
		for (unsigned i = 0; i < states.size(); i++)
		{
			stateBox->addItem(states[i].c_str());
		}
		stateBox->setCurrentIndex(-1);
		stateBox->adjustSize();
		stateBox->setVisible(true);
	}
}

void ProxyDialog::StateActivated(int index)
{
	Logger::Trace("State activated. Activated index=%d\n", index);
	
	cityBox->setVisible(false);
	if (index == -1)
	{
		return;
	}
	
	int countryIndex = countryBox->currentIndex();
	if (countryIndex == -1)
	{
		Logger::Error("Invalid country index selected: %d\n", countryIndex);
		return;
	}
	
	Config *cfg = Config::CurrentConfig();
	vector<string> countries = cfg->GetCountries();
	if (countryIndex > countries.size())
	{
		Logger::Error("Invalid country index selected: %d\n", countryIndex);
		return;
	}
	
	vector<string> states = cfg->GetStates(countries[countryIndex]);
	if (index > states.size())
	{
		Logger::Error("Invalid state index: %d\n", index);
		return;
	}
	
	vector<string> cities = cfg->GetCities(countries[countryIndex], states[index]);
	cityBox->clear();
	for (unsigned i = 0; i < cities.size(); i++)
	{
		cityBox->addItem(cities[i].c_str());
	}
	cityBox->setCurrentIndex(-1);
	cityBox->adjustSize();
	cityBox->setVisible(true);
}

void ProxyDialog::CityActivated(int index)
{
	Logger::Trace("City activated. Activated index=%d\n", index);
}