/***************************************************************************************
 *
 *  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
 *
 *  By downloading, copying, installing or using the software you agree to this license.
 *  If you do not agree to this license, do not download, install, 
 *  copy or use the software.
 *
 *  Copyright (C) 2014-2022, Happytimesoft Corporation, all rights reserved.
 *
 *  Redistribution and use in binary forms, with or without modification, are permitted.
 *
 *  Unless required by applicable law or agreed to in writing, software distributed 
 *  under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
 *  CONDITIONS OF ANY KIND, either express or implied. See the License for the specific
 *  language governing permissions and limitations under the License.
 *
****************************************************************************************/

#include "ChannelSetting.h"
#include "utils.h"

/**************************************************************************************/

ChannelSetting::ChannelSetting(QWidget *parent) :
QDialog(parent),
ui(new Ui::ChannelSetting)
{
    ui->setupUi(this);

    initDialog();
    connSignalSlot();

    showMaximized();
}

ChannelSetting::~ChannelSetting()
{
    delete ui;
}

void ChannelSetting::initDialog()
{
    int i;

    QStringList header;
    header << tr("Channel Id") << tr("Channel Name");

    for (i = 0; i < header.count(); i++)
    {
        ui->tabChannel->insertColumn(i);
    }
    
    ui->tabChannel->setHorizontalHeaderLabels(header);

    QList<GBCHANNEL> channels;
    
    if (!getChannels(channels) || channels.size() == 0)
    {
        // add default channel

        GBCHANNEL channel;

        strcpy(channel.cid, "34020000001310000001");
        strcpy(channel.cname, "channel1");

        channels.append(channel);
    }

    for (i = 0; i < channels.size(); i++)
    {
        int row = ui->tabChannel->rowCount();
	
    	ui->tabChannel->insertRow(row);
            
        QTableWidgetItem * item = new QTableWidgetItem();
        item->setText(channels[i].cid);
        ui->tabChannel->setItem(row, 0, item);

        item = new QTableWidgetItem();
        item->setText(channels[i].cname);
        ui->tabChannel->setItem(row, 1, item);
    }
    
    ui->tabChannel->setColumnWidth(0, 170);
}

void ChannelSetting::connSignalSlot()
{
    connect(ui->btnAddChannel, SIGNAL(clicked()), this, SLOT(slotAddChannel()));
    connect(ui->btnModifyChannel, SIGNAL(clicked()), this, SLOT(slotModifyChannel()));
    connect(ui->btnRemoveChannel, SIGNAL(clicked()), this, SLOT(slotRemoveChannel()));
    connect(ui->btnCancel, SIGNAL(clicked()), this, SLOT(close()));
    connect(ui->btnConfirm, SIGNAL(clicked()), this, SLOT(slotConfirm()));
}

void ChannelSetting::slotAddChannel()
{
    int row = ui->tabChannel->rowCount();
    QString cid;

	if (row > 0)
	{
        cid = ui->tabChannel->item(row-1, 0)->text();
	    if (cid.size() > 4)
	    {
    	    QString r = cid.right(4);
    	    QString l = cid.left(cid.size()-4);
    	    cid = l + QString("%1").arg(r.toInt()+1, 4, 10, QChar('0'));
	    }
	    else
	    {
	        cid = "34020000001310000001";
	    }
	}
	else
	{
	    cid = "34020000001310000001";
	}
	
    ui->tabChannel->insertRow(row);
        
    QTableWidgetItem * item = new QTableWidgetItem();
    item->setText(cid);
    ui->tabChannel->setItem(row, 0, item);

    item = new QTableWidgetItem();
    item->setText(QString("channel%1").arg(row+1));
    ui->tabChannel->setItem(row, 1, item);
}

void ChannelSetting::slotModifyChannel()
{
    ui->tabChannel->editItem(ui->tabChannel->currentItem());
}

void ChannelSetting::slotRemoveChannel()
{
    int row = ui->tabChannel->currentRow();
    if (row >= 0)
    {
        ui->tabChannel->removeRow(row);
    }
}

void ChannelSetting::slotConfirm()
{
    int i;
    QString value;

    QList<GBCHANNEL> channels;
    
    for (i = 0; i < ui->tabChannel->rowCount() && channels.size() < MAX_CH_NUMS; i++)
    {
        GBCHANNEL channel;
        
        value = ui->tabChannel->item(i, 0)->text();
        if (value.isEmpty())
        {
            continue;
        }
        
        strncpy(channel.cid, value.toStdString().c_str(), sizeof(channel.cid)-1);

        value = ui->tabChannel->item(i, 1)->text();
        
        strncpy(channel.cname, value.toStdString().c_str(), sizeof(channel.cname)-1);

        channels.append(channel);
    }
    
	saveChannels(channels);
    
    accept();
}