/*
  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 <QPushButton>
#include <QTabWidget>
#include <QHBoxLayout>
#include <QVBoxLayout>
#include <QGridLayout>
#include <QLineEdit>
#include <QLabel>
#include <QComboBox>
#include <QDirModel>
#include <QCompleter>
#include <QApplication>
#include <QSettings>
#include <QRegExp>
#include <QFileInfo>

#include "configurationdialog.h"
#include "programconfigurator.h"

ConfigurationDialog::ConfigurationDialog(QWidget *parent, Qt::WindowFlags f) : QDialog(parent, f){
	//setup
	mTab = new QTabWidget;
	QDirModel *model = new QDirModel(this);
	QCompleter *fsCompleter = new QCompleter(this);
	fsCompleter->setModel(model);
	fsCompleter->setCompletionMode(QCompleter::PopupCompletion);

	//misc tab
	QWidget *miscWidget = new QWidget;
	QGridLayout *miscGrid = new QGridLayout;
	miscGrid->setAlignment(Qt::AlignTop);
	QLabel *miscl1 = new QLabel(tr("Select icon for &folders"));
	mIconForFolder = new QComboBox;
	miscl1->setBuddy(mIconForFolder);
	QStringList icons = QStringList() << tr("Dildo") << tr("Normal");
	mIconForFolder->addItems(icons);
	miscGrid->addWidget(miscl1, 0, 0);
	miscGrid->addWidget(mIconForFolder, 0, 1);
	QLabel *miscl2 = new QLabel(tr("Archive directory"));
	mArchiveDir = new QLineEdit;
	mArchiveDir->setCompleter(fsCompleter);
	miscGrid->addWidget(miscl2, 1, 0);
	miscGrid->addWidget(mArchiveDir, 1, 1);
	miscWidget->setLayout(miscGrid);
	QLabel *miscl3 = new QLabel(tr("Burn Directory"));
	mBurnDir = new QLineEdit;
	mBurnDir->setCompleter(fsCompleter);
	miscGrid->addWidget(miscl3, 2, 0);
	miscGrid->addWidget(mBurnDir, 2, 1);
	QLabel *miscl4 = new QLabel(tr("Path to ffprobe"));
	mFfProbePath = new QLineEdit;
	mFfProbePath->setCompleter(fsCompleter);
	miscGrid->addWidget(miscl4, 3, 0);
	miscGrid->addWidget(mFfProbePath, 3, 1);
	mTab->addTab(miscWidget, tr("Misc. settings"));

	// movie viewer
	mMovieConfig = new ProgramConfigurator("movieviewer", "Movie viewer");
	mTab->addTab(mMovieConfig, tr("Movies"));

	// picture viewer
	mPicConfig = new ProgramConfigurator("pictureviewer", "Picture viewer");
	mTab->addTab(mPicConfig, tr("Pictures"));

	//database tab
	QWidget *databaseWidget = new QWidget;
	QGridLayout *dbGrid = new QGridLayout;
	QLabel *dbl1 = new QLabel(tr("Database &host"));
	mDatabaseHost = new QLineEdit;
	dbl1->setBuddy(mDatabaseHost);
	dbGrid->addWidget(dbl1, 0, 0);
	dbGrid->addWidget(mDatabaseHost, 0, 1);
	QLabel *dbl2 = new QLabel(tr("Database &name"));
	mDatabaseName = new QLineEdit;
	dbl2->setBuddy(mDatabaseName);
	dbGrid->addWidget(dbl2, 1, 0);
	dbGrid->addWidget(mDatabaseName, 1, 1);
	QLabel *dbl3 = new QLabel(tr("Database &user"));
	mDatabaseUsername = new QLineEdit;
	dbl3->setBuddy(mDatabaseUsername);
	dbGrid->addWidget(dbl3, 2, 0);
	dbGrid->addWidget(mDatabaseUsername, 2, 1);
	QLabel *dbl4 = new QLabel(tr("Database &password"));
	mDatabasePassword = new QLineEdit;
	dbl4->setBuddy(mDatabasePassword);
	mDatabasePassword->setEchoMode(QLineEdit::Password);
	dbGrid->addWidget(dbl4, 3, 0);
	dbGrid->addWidget(mDatabasePassword, 3, 1);
	dbGrid->addLayout(new QHBoxLayout, 4, 0, 2, 4);
	databaseWidget->setLayout(dbGrid);
	mTab->addTab(databaseWidget, tr("Database"));

	//main layout
	mOk = new QPushButton(tr("Ok"));
	connect(mOk, SIGNAL(clicked()), this, SLOT(accept()));
	mCancel = new QPushButton(tr("Cancel"));
	connect(mCancel, SIGNAL(clicked()), this, SLOT(reject()));
	QHBoxLayout *mainButtonLayout = new QHBoxLayout;
	mainButtonLayout->addStretch();
	mainButtonLayout->addWidget(mOk);
	mainButtonLayout->addWidget(mCancel);
	QVBoxLayout *mainLayout = new QVBoxLayout;
	mainLayout->addWidget(mTab);
	mainLayout->addLayout(mainButtonLayout);
	setLayout(mainLayout);
	QString winTitle = QString(tr("%1 - Configure")).arg(qApp->applicationName());
	setWindowTitle(winTitle);
	readSettings();
}

void ConfigurationDialog::accept(){
	writeSettings();
	QDialog::accept();
}

void ConfigurationDialog::readSettings(){
	QSettings s;

	//read misc
	QString icon = s.value("ui/foldericon", "Normal").toString();
	int pos = mIconForFolder->findText(icon);
	if(pos != -1){
		mIconForFolder->setCurrentIndex(pos);
	}
	mArchiveDir->setText(s.value("paths/archivedir").toString());
	mBurnDir->setText(s.value("paths/burn").toString());
	mFfProbePath->setText(s.value("paths/ffprobe").toString());

	//read database
	mDatabaseHost->setText(s.value("database/hostname").toString());
	mDatabaseName->setText(s.value("database/dbname").toString());
	mDatabaseUsername->setText(s.value("database/dbuser").toString());
	mDatabasePassword->setText(s.value("database/dbpass").toString());

}

void ConfigurationDialog::writeSettings(){
	QSettings s;

	//write misc
	s.setValue("ui/folderIcon", mIconForFolder->currentText());
	s.setValue("paths/archivedir", mArchiveDir->text());
	s.setValue("paths/burn", mBurnDir->text());
	QString ffprobe = mFfProbePath->text();
	QFileInfo ffProbeInfo(ffprobe);
	if(ffProbeInfo.exists() && ffProbeInfo.isExecutable()){
		s.setValue("paths/ffprobe", ffprobe);
	}

	//write database
	s.setValue("database/hostname", mDatabaseHost->text());
	s.setValue("database/dbname", mDatabaseName->text());
	s.setValue("database/dbuser", mDatabaseUsername->text());
	s.setValue("database/dbpass", mDatabasePassword->text());

	//write movies
	mMovieConfig->writeSettings();

	//write pics
	mPicConfig->writeSettings();
}