//Added by qt3to4:
#include <QPixmap>

/*
    Copyright (C) 2005-2009  Michel de Boer <michel@twinklephone.com>

    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.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <https://www.gnu.org/licenses/>.
*/

#include "phone.h"
#include <QGroupBox>
#include <QCheckBox>
#include "gui.h"
#include "audits/memman.h"
#include "srvredirectform.h"

/*
 *  Constructs a SrvRedirectForm as a child of 'parent', with the
 *  name 'name' and widget flags set to 'f'.
 *
 *  The dialog will by default be modeless, unless you set 'modal' to
 *  true to construct a modal dialog.
 */
SrvRedirectForm::SrvRedirectForm(QWidget* parent)
    : QDialog(parent)
{
	setupUi(this);

	init();
}

/*
 *  Destroys the object and frees any allocated resources
 */
SrvRedirectForm::~SrvRedirectForm()
{
	destroy();
	// no need to delete child widgets, Qt does it all for us
}

/*
 *  Sets the strings of the subwidgets using the current
 *  language.
 */
void SrvRedirectForm::languageChange()
{
	retranslateUi(this);
}

void SrvRedirectForm::init()
{
	cfAlwaysGroupBox->setEnabled(false);
	cfBusyGroupBox->setEnabled(false);
	cfNoanswerGroupBox->setEnabled(false);
	
	// Keeps track of which address book tool button is clicked.
	nrAddressBook = 0;
	
	getAddressForm = 0;
	
	// Set toolbutton icons for disabled options.
	QIcon i;
    i = addrAlways1ToolButton->icon();
    i.addPixmap(QPixmap(":/icons/images/kontact_contacts-disabled.png"), QIcon::Disabled);
    addrAlways1ToolButton->setIcon(i);
    addrAlways2ToolButton->setIcon(i);
    addrAlways3ToolButton->setIcon(i);
    addrBusy1ToolButton->setIcon(i);
    addrBusy2ToolButton->setIcon(i);
    addrBusy3ToolButton->setIcon(i);
    addrNoanswer1ToolButton->setIcon(i);
    addrNoanswer2ToolButton->setIcon(i);
    addrNoanswer3ToolButton->setIcon(i);
}

void SrvRedirectForm::destroy()
{
	if (getAddressForm) {
		MEMMAN_DELETE(getAddressForm);
		delete getAddressForm;
	}
}

void SrvRedirectForm::show()
{
	current_user_idx = -1;
	((t_gui *)ui)->fill_user_combo(userComboBox);
	userComboBox->setEnabled(userComboBox->count() > 1);
	current_user = phone->ref_users().front();
	current_user_idx = 0;
	populate();
	
	QDialog::show();
}

void SrvRedirectForm::populate()
{
	t_service *srv = phone->ref_service(current_user);
	bool cf_active;
	list<t_display_url> dest_list;
	int field;
	
	// Call forwarding unconditional
	cf_active = srv->get_cf_active(CF_ALWAYS, dest_list);
	cfAlwaysDst1LineEdit->clear();
	cfAlwaysDst2LineEdit->clear();
	cfAlwaysDst3LineEdit->clear();
	cfAlwaysCheckBox->setChecked(cf_active);
	if (cf_active) {
		field = 1;
		for (list<t_display_url>::iterator i = dest_list.begin(); i != dest_list.end(); i++) {
			if (field == 1) cfAlwaysDst1LineEdit->setText(i->encode().c_str());
			if (field == 2) cfAlwaysDst2LineEdit->setText(i->encode().c_str());
			if (field == 3) cfAlwaysDst3LineEdit->setText(i->encode().c_str());
			field++;
		}
	}
	
	// Call forwarding busy
	cf_active = srv->get_cf_active(CF_BUSY, dest_list);
	cfBusyDst1LineEdit->clear();
	cfBusyDst2LineEdit->clear();
	cfBusyDst3LineEdit->clear();
	cfBusyCheckBox->setChecked(cf_active);
	if (cf_active) {
		field = 1;
		for (list<t_display_url>::iterator i = dest_list.begin(); i != dest_list.end(); i++) {
			if (field == 1) cfBusyDst1LineEdit->setText(i->encode().c_str());
			if (field == 2) cfBusyDst2LineEdit->setText(i->encode().c_str());
			if (field == 3) cfBusyDst3LineEdit->setText(i->encode().c_str());
			field++;
		}
	}
	
	// Call forwarding no answer
	cf_active = srv->get_cf_active(CF_NOANSWER, dest_list);
	cfNoanswerDst1LineEdit->clear();
	cfNoanswerDst2LineEdit->clear();
	cfNoanswerDst3LineEdit->clear();
	cfNoanswerCheckBox->setChecked(cf_active);
	if (cf_active) {
		field = 1;
		for (list<t_display_url>::iterator i = dest_list.begin(); i != dest_list.end(); i++) {
			if (field == 1) cfNoanswerDst1LineEdit->setText(i->encode().c_str());
			if (field == 2) cfNoanswerDst2LineEdit->setText(i->encode().c_str());
			if (field == 3) cfNoanswerDst3LineEdit->setText(i->encode().c_str());
			field++;
		}
	}
}
		
void SrvRedirectForm::validate()
{
	if (validateValues()) {
		accept();
	} else {
		((t_gui *)ui)->cb_show_msg(this,
            tr("You have entered an invalid destination.").toStdString(),
			MSG_WARNING);
	}
}

bool SrvRedirectForm::validateValues()
{
	list<t_display_url> cfDestAlways, cfDestBusy, cfDestNoanswer;
	bool valid = false;
	
	// Redirect unconditional
	valid = validate(cfAlwaysCheckBox->isChecked(), 
		 cfAlwaysDst1LineEdit, cfAlwaysDst2LineEdit, cfAlwaysDst3LineEdit,
		 cfDestAlways);
	if (!valid) {
        cfTabWidget->setCurrentIndex(0);
		return false;
	}
	
	// Redirect busy
	valid = validate(cfBusyCheckBox->isChecked(), 
		 cfBusyDst1LineEdit, cfBusyDst2LineEdit, cfBusyDst3LineEdit,
		 cfDestBusy);
	if (!valid) {
        cfTabWidget->setCurrentIndex(1);
		return false;
	}
	
	// Redirect no answer
	valid = validate(cfNoanswerCheckBox->isChecked(), 
		 cfNoanswerDst1LineEdit, cfNoanswerDst2LineEdit, 
		 cfNoanswerDst3LineEdit,
		 cfDestNoanswer);
	if (!valid) {
        cfTabWidget->setCurrentIndex(2);
		return false;
	}
	
	emit destinations(current_user, cfDestAlways, cfDestBusy, cfDestNoanswer);	
	return true;
}


// Validate 3 destinations if cf_active is true.
// Returns true when all destinations are valid (first must be set, others may be empty)
// dest_list containst the encoded destinations when valid.
// If cf_active is false then the 3 destinations will be cleared.
bool SrvRedirectForm::validate(bool cf_active,
			       QLineEdit *dst1, QLineEdit *dst2, QLineEdit *dst3,
			       list<t_display_url> &dest_list)
{
	t_display_url destination;
	
	dest_list.clear();
	
	if (!cf_active) {
		dst1->clear();
		dst2->clear();
		dst3->clear();
		return true;
	}
	
	// 1st choice destination
    ui->expand_destination(current_user, dst1->text().trimmed().toStdString(), destination);
	if (destination.is_valid()) {
		dest_list.push_back(destination);
	} else {
		dst1->selectAll();
		return false;
	}
	
	// 2nd choice destination
	if (!dst2->text().isEmpty()) {
		ui->expand_destination(current_user, 
                       dst2->text().trimmed().toStdString(), destination);
		if (destination.is_valid()) {
			dest_list.push_back(destination);
		} else {
			dst2->selectAll();
			return false;
		}
	}
	
	// 3rd choice destination
	if (!dst3->text().isEmpty()) {
		ui->expand_destination(current_user,
                       dst3->text().trimmed().toStdString(), destination);
		if (destination.is_valid()) {
			dest_list.push_back(destination);
		} else {
			dst3->selectAll();
			return false;
		}
	}
	
	return true;
}

void SrvRedirectForm::toggleAlways(bool on)
{
	if (on) {
		cfAlwaysGroupBox->setEnabled(true);
	} else {
		cfAlwaysGroupBox->setEnabled(false);
	}
}

void SrvRedirectForm::toggleBusy(bool on)
{
	if (on) {
		cfBusyGroupBox->setEnabled(true);
	} else {
		cfBusyGroupBox->setEnabled(false);
	}
}

void SrvRedirectForm::toggleNoanswer(bool on)
{
	if (on) {
		cfNoanswerGroupBox->setEnabled(true);
	} else {
		cfNoanswerGroupBox->setEnabled(false);
	}
}

void SrvRedirectForm::changedUser(const QString &user_profile)
{
	if (current_user_idx == -1) {
		// Initializing combo box
		return;
	}
	
    t_user *new_user = phone->ref_user_profile(user_profile.toStdString());
	if (!new_user) {
        userComboBox->setCurrentIndex(current_user_idx);
		return;
	}
	
	if (!validateValues()) {
        userComboBox->setCurrentIndex(current_user_idx);
		((t_gui *)ui)->cb_show_msg(this,
            tr("You have entered an invalid destination.").toStdString(),
			MSG_WARNING);
		return;
	}
	
	// Change current user
    current_user_idx = userComboBox->currentIndex();
	current_user = new_user;
	populate();
}

void SrvRedirectForm::showAddressBook()
{
	if (!getAddressForm) {
        getAddressForm = new GetAddressForm(this);
        getAddressForm->setModal(true);
		MEMMAN_NEW(getAddressForm);
	}
	
	connect(getAddressForm, 
		SIGNAL(address(const QString &)),
		this, SLOT(selectedAddress(const QString &)));
	
	getAddressForm->show();
}

void SrvRedirectForm::showAddressBook1()
{
	nrAddressBook = 1;
	showAddressBook();
}

void SrvRedirectForm::showAddressBook2()
{
	nrAddressBook = 2;
	showAddressBook();
}

void SrvRedirectForm::showAddressBook3()
{
	nrAddressBook = 3;
	showAddressBook();
}

void SrvRedirectForm::showAddressBook4()
{
	nrAddressBook = 4;
	showAddressBook();
}

void SrvRedirectForm::showAddressBook5()
{
	nrAddressBook = 5;
	showAddressBook();
}

void SrvRedirectForm::showAddressBook6()
{
	nrAddressBook = 6;
	showAddressBook();
}

void SrvRedirectForm::showAddressBook7()
{
	nrAddressBook = 7;
	showAddressBook();
}

void SrvRedirectForm::showAddressBook8()
{
	nrAddressBook = 8;
	showAddressBook();
}

void SrvRedirectForm::showAddressBook9()
{
	nrAddressBook = 9;
	showAddressBook();
}

void SrvRedirectForm::selectedAddress(const QString &address)
{
	switch(nrAddressBook) {
	case 1:
		cfAlwaysDst1LineEdit->setText(address);
		break;
	case 2:
		cfAlwaysDst2LineEdit->setText(address);
		break;
	case 3:
		cfAlwaysDst3LineEdit->setText(address);
		break;
	case 4:
		cfBusyDst1LineEdit->setText(address);
		break;
	case 5:
		cfBusyDst2LineEdit->setText(address);
		break;
	case 6:
		cfBusyDst3LineEdit->setText(address);
		break;
	case 7:
		cfNoanswerDst1LineEdit->setText(address);
		break;
	case 8:
		cfNoanswerDst2LineEdit->setText(address);
		break;
	case 9:
		cfNoanswerDst3LineEdit->setText(address);
		break;
	}
}