/***************************************************************************
 *   Copyright (C) 2003-2005 by David Saxton                               *
 *   david@bluehaze.org                                                    *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 ***************************************************************************/

#include "itemdocumentdata.h"
#include "microinfo.h"
#include "micropackage.h"
#include "pinmapping.h"


//BEGIN class VariableInfo
VariableInfo::VariableInfo()
{
	type = MicroSettings::vt_unknown;
	value = QVariant(0);
	initAtStart = false;
	permanent = false;
}

void VariableInfo::setValue( const QVariant & _value )
{
	value = _value;
}

QString VariableInfo::valueAsString() const
{
	if ( value.canCast(QVariant::String) ) return value.toString();
	if ( value.canCast(QVariant::Int) ) return QString::number(value.toInt());
	return "0";
}
//END class VariableInfo



//BEGIN class PinSettings
PinSettings::PinSettings()
	: QObject()
{
	m_type = PinSettings::pt_input;
	m_state = PinSettings::ps_off;
	m_id = "pin";
}

PinSettings::PinSettings( PinSettings::pin_type _type, PinSettings::pin_state _state, const QString &id, const QString &port )
{
	m_type = _type;
	m_state = _state;
	m_id = id;
	m_port = port;
}


void PinSettings::setType( PinSettings::pin_type type )
{
	if ( m_type == type )
		return;
	m_type = type;
	emit settingsChanged();
}


void PinSettings::setState( PinSettings::pin_state state )
{
	if ( m_state == state)
		return;
	m_state = state;
	emit settingsChanged();
}
//END class PinSettings



//BEGIN class MicroSettings
MicroSettings::MicroSettings( MicroInfo * microInfo )
{
	_microInfo = microInfo;
	
	QStringList portNames = _microInfo->package()->portNames();
	const QStringList::iterator portNamesEnd = portNames.end();
	for ( QStringList::iterator it = portNames.begin(); it != portNamesEnd; ++it )
	{
		PinSettingsList portPins;
		QStringList pinIDs;
		pinIDs = _microInfo->package()->pinIDs( PicPin::type_bidir | PicPin::type_open, *it );
		pinIDs.sort();
		const int numPins = pinIDs.size();
		for ( int i=0; i<numPins; i++ )
		{
			PinSettings *pinSettings = new PinSettings( PinSettings::pt_input, PinSettings::ps_off, pinIDs[i], *it ); 
			m_pinSettingsList.append(pinSettings);
			portPins.append(pinSettings);
		}
		m_ports[*it] = portPins;
	}
}

MicroSettings::~MicroSettings()
{
	const PinSettingsList::iterator pinListEnd = m_pinSettingsList.end();
	for ( PinSettingsList::iterator it = m_pinSettingsList.begin(); it != pinListEnd; ++it )
	{
		delete *it;
	}
// 	delete m_variableList;
}

void MicroSettings::setPinType( const QString &id, PinSettings::pin_type type )
{
	PinSettings *pin = pinWithID(id);
	if (pin) pin->setType(type);
}

void MicroSettings::setPinState( const QString &id, PinSettings::pin_state state )
{
	PinSettings *pin = pinWithID(id);
	if (pin)
		pin->setState(state);
}


PinSettings* MicroSettings::pinWithID( const QString &id )
{
	const PinSettingsList::iterator pinListEnd = m_pinSettingsList.end();
	for ( PinSettingsList::iterator it = m_pinSettingsList.begin(); it != pinListEnd; ++it )
	{
		if ( (*it)->id() == id ) return *it;
	}
	return 0L;
}

int MicroSettings::portState( const QString &port )
{
	if ( microInfo()->package()->portNames().findIndex(port) == -1 ) return -1;
	
	int pinPower = 1;
	int num = 0;
	
	const PinSettingsList::iterator pinListEnd = m_pinSettingsList.end();
	for ( PinSettingsList::iterator it = m_pinSettingsList.begin(); it != pinListEnd; ++it )
	{
		if ( (*it)->port() == port )
		{
			if ( (*it)->state() == PinSettings::ps_on ) num += pinPower;
// 			cout << "(*it)->state()="<<(*it)->state()<<endl;
			pinPower *= 2;
		}
	}
	
	return num;
}

int MicroSettings::portType( const QString &port )
{
	if ( microInfo()->package()->portNames().findIndex(port) == -1 ) return -1;
	
	int pinPower = 1;
	int num = 0;
	
	const PinSettingsList::iterator pinListEnd = m_pinSettingsList.end();
	for ( PinSettingsList::iterator it = m_pinSettingsList.begin(); it != pinListEnd; ++it )
	{
		if ( (*it)->port() == port )
		{
			if ( (*it)->type() == PinSettings::pt_input ) num += pinPower;
			pinPower *= 2;
		}
	}
	
	return num;
}

void MicroSettings::setPortState( const QString &port, int state )
{
	PortList::iterator plit = m_ports.find(port);
	if ( plit == m_ports.end() ) return;
	
	const PinSettingsList::iterator plitEnd = plit.data().end();
	for ( PinSettingsList::iterator it = plit.data().begin(); it != plitEnd; ++it )
	{
// 		cout << "state="<<state<<endl;
		(*it)->setState( (state%2 == 1) ? PinSettings::ps_on : PinSettings::ps_off );
// 		cout << "(*it)->state()="<<(*it)->state()<<endl;
		state /= 2;
	}
}

void MicroSettings::setPortType( const QString &port, int type )
{
	PortList::iterator plit = m_ports.find(port);
	if ( plit == m_ports.end() ) return;
	
	const PinSettingsList::iterator plitEnd = plit.data().end();
	for ( PinSettingsList::iterator it = plit.data().begin(); it != plitEnd; ++it )
	{
		(*it)->setType( (type%2 == 1) ? PinSettings::pt_input : PinSettings::pt_output );
		type /= 2;
	}
}


MicroData MicroSettings::microData() const
{
	MicroData data;
	data.id = microInfo()->id();
	data.pinMappings = pinMappings();
	
	const PinSettingsList::const_iterator pinListEnd = m_pinSettingsList.end();
	for ( PinSettingsList::const_iterator it = m_pinSettingsList.begin(); it != pinListEnd; ++it )
	{
		data.pinMap[(*it)->id()].type = (*it)->type();
		data.pinMap[(*it)->id()].state= (*it)->state();
	}
	
	const VariableMap::const_iterator variableMapEnd = m_variableMap.end();
	for ( VariableMap::const_iterator it = m_variableMap.begin(); it != variableMapEnd; ++it )
	{
		if ( it.data().permanent )
			data.variableMap[it.key()] = it.data().valueAsString();
	} 
	
	return data;
}


void MicroSettings::restoreFromMicroData( const MicroData &microData )
{
	setPinMappings( microData.pinMappings );
	
	const PinDataMap::const_iterator pinMapEnd = microData.pinMap.end();
	for ( PinDataMap::const_iterator it = microData.pinMap.begin(); it != pinMapEnd; ++it )
	{
		PinSettings *pin = pinWithID(it.key());
		if (pin)
		{
			pin->setState( it.data().state );
			pin->setType( it.data().type );
		}
	}
	
	const QStringMap::const_iterator variableMapEnd = microData.variableMap.end();
	for ( QStringMap::const_iterator it = microData.variableMap.begin(); it != variableMapEnd; ++it )
	{
		setVariable( it.key(), it.data(), true );
	}
}


void MicroSettings::setVariable( const QString &name, QVariant value, bool permanent )
{
	if ( name.isNull() ) return;
	VariableMap::iterator it = m_variableMap.find(name);
	if ( it != m_variableMap.end() )
	{
		it.data().setValue(value);
		it.data().permanent = permanent;
		it.data().initAtStart = permanent;
	}
	else
	{
		VariableInfo info;
		info.setValue(value);
		info.permanent = permanent;
		info.initAtStart = permanent;
		m_variableMap[name] = info;
	}
}


QStringList MicroSettings::variableNames()
{
	QStringList list;
	const VariableMap::iterator variableMapEnd = m_variableMap.end();
	for ( VariableMap::iterator it = m_variableMap.begin(); it != variableMapEnd; ++it )
	{
		list += it.key();
	}
	return list;
}


VariableInfo* MicroSettings::variableInfo( const QString &name )
{
	if ( name.isNull() ) return 0l;
	VariableMap::iterator it = m_variableMap.find(name);
	if ( it != m_variableMap.end() ) {
		return &(it.data());
	} else {
		return 0l;
	}
}


bool MicroSettings::deleteVariable( const QString &name )
{
	if ( name.isNull() ) return false;
	VariableMap::iterator it = m_variableMap.find(name);
	if ( it != m_variableMap.end() )
	{
		m_variableMap.erase(it);
		return true;
	} else {
		return false;
	}
}


void MicroSettings::removeAllVariables()
{
	m_variableMap.clear();
}


PinMapping MicroSettings::pinMapping( const QString & id ) const
{
	return m_pinMappings[id];
}


void MicroSettings::setPinMappings( const PinMappingMap & pinMappings )
{
	m_pinMappings = pinMappings;
	emit pinMappingsChanged();
}


PinMappingMap MicroSettings::pinMappings() const
{
	return m_pinMappings;
}
//END class MicroSettings