// edit_download.cpp
//
// Edit a Rivendell Download Event
//
//   (C) Copyright 2002-2018 Fred Gleason <fredg@paravelsystems.com>
//
//   This program is free software; you can redistribute it and/or modify
//   it under the terms of the GNU General Public License version 2 as
//   published by the Free Software Foundation.
//
//   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, write to the Free Software
//   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//

#include <qdialog.h>
#include <qgroupbox.h>
#include <qstring.h>
#include <qpushbutton.h>
#include <q3listbox.h>
#include <q3textedit.h>
#include <qpainter.h>
#include <qevent.h>
#include <qmessagebox.h>
#include <qcheckbox.h>
#include <q3url.h>

#include <rd.h>
#include <rdapplication.h>
#include <rdcut_dialog.h>
#include <rdcut_path.h>
#include <rddb.h>
#include <rddeck.h>
#include <rdescape_string.h>
#include <rdtextvalidator.h>
#include <rdurl.h>

#include "edit_download.h"
#include "globals.h"

EditDownload::EditDownload(int id,std::vector<int> *adds,QString *filter,
			   QWidget *parent)
  : QDialog(parent)
{
  setModal(true);

  QString sql;
  RDSqlQuery *q;
  QString temp;

  //
  // Fix the Window Size
  //
  setMinimumWidth(sizeHint().width());
  setMaximumWidth(sizeHint().width());
  setMinimumHeight(sizeHint().height());
  setMaximumHeight(sizeHint().height());

  //
  // Generate Fonts
  //
  QFont button_font=QFont("Helvetica",12,QFont::Bold);
  button_font.setPixelSize(12);
  QFont label_font=QFont("Helvetica",12,QFont::Bold);
  label_font.setPixelSize(12);
  QFont day_font=QFont("Helvetica",10,QFont::Normal);
  day_font.setPixelSize(10);

  edit_deck=NULL;
  edit_added_events=adds;
  edit_filter=filter;

  setWindowTitle("RDCatch - "+tr("Edit Download"));

  //
  // Text Validator
  //
  RDTextValidator *validator=new RDTextValidator(this,"validator");

  //
  // The Recording Record
  //
  edit_recording=new RDRecording(id);

  //
  // Active Button
  //
  edit_active_button=new QCheckBox(this);
  edit_active_button->setGeometry(10,11,20,20);
  QLabel *label=new QLabel(edit_active_button,tr("Event Active"),this);
  label->setGeometry(30,11,125,20);
  label->setFont(label_font);
  label->setAlignment(Qt::AlignLeft|Qt::AlignVCenter);

  //
  // Station
  //
  edit_station_box=new QComboBox(this);
  edit_station_box->setGeometry(200,10,140,23);
  label=new QLabel(edit_station_box,tr("Location:"),this);
  label->setGeometry(125,10,70,23);
  label->setFont(label_font);
  label->setAlignment(Qt::AlignRight|Qt::AlignVCenter);

  //
  // Start Time
  //
  edit_starttime_edit=new Q3TimeEdit(this);
  edit_starttime_edit->setGeometry(sizeHint().width()-90,12,80,20);
  label=new QLabel(edit_starttime_edit,tr("Start Time:"),this);
  label->setGeometry(sizeHint().width()-175,12,80,20);
  label->setFont(label_font);
  label->setAlignment(Qt::AlignRight|Qt::AlignVCenter);

  //
  // Description
  //
  edit_description_edit=new QLineEdit(this);
  edit_description_edit->setGeometry(115,43,sizeHint().width()-125,20);
  edit_description_edit->setValidator(validator);
  label=new QLabel(edit_description_edit,tr("Description:"),this);
  label->setGeometry(10,43,100,20);
  label->setFont(label_font);
  label->setAlignment(Qt::AlignRight|Qt::AlignVCenter);

  //
  // Url
  //
  edit_url_edit=new QLineEdit(this);
  edit_url_edit->setGeometry(115,70,sizeHint().width()-125,20);
  edit_url_edit->setMaxLength(255);
  edit_url_edit->setValidator(validator);
  connect(edit_url_edit,SIGNAL(textChanged(const QString &)),
	  this,SLOT(urlChangedData(const QString &)));
  label=new QLabel(edit_url_edit,tr("Url:"),this);
  label->setGeometry(10,70,100,20);
  label->setFont(label_font);
  label->setAlignment(Qt::AlignRight|Qt::AlignVCenter);

  //
  // Username
  //
  edit_username_edit=new QLineEdit(this);
  edit_username_edit->setGeometry(115,97,150,20);
  edit_username_edit->setMaxLength(64);
  edit_username_edit->setValidator(validator);
  edit_username_label=new QLabel(edit_username_edit,tr("Username:"),this);
  edit_username_label->setGeometry(10,97,100,20);
  edit_username_label->setFont(label_font);
  edit_username_label->setAlignment(Qt::AlignRight|Qt::AlignVCenter);

  //
  // Password
  //
  edit_password_edit=new QLineEdit(this);
  edit_password_edit->setGeometry(360,97,sizeHint().width()-370,20);
  edit_password_edit->setEchoMode(QLineEdit::Password);
  edit_password_edit->setMaxLength(64);
  edit_username_edit->setValidator(validator);
  edit_password_label=new QLabel(edit_password_edit,tr("Password:"),this);
  edit_password_label->setGeometry(275,97,80,20);
  edit_password_label->setFont(label_font);
  edit_password_label->setAlignment(Qt::AlignRight|Qt::AlignVCenter);

  //
  // Destination
  //
  edit_destination_edit=new QLineEdit(this);
  edit_destination_edit->setGeometry(115,124,sizeHint().width()-195,20);
  edit_destination_edit->setReadOnly(true);
  label=new QLabel(edit_destination_edit,tr("Destination:"),this);
  label->setGeometry(10,127,100,19);
  label->setFont(label_font);
  label->setAlignment(Qt::AlignRight);
  QPushButton *button=new QPushButton(this);
  button->setGeometry(sizeHint().width()-70,122,60,24);
  button->setFont(day_font);
  button->setText(tr("&Select"));
  connect(button,SIGNAL(clicked()),this,SLOT(selectCartData()));

  //
  // Channels
  //
  edit_channels_box=new QComboBox(this);
  edit_channels_box->setGeometry(190,149,40,20);
  edit_channels_box->insertItem("1");
  edit_channels_box->insertItem("2");
  label=new QLabel(edit_channels_box,tr("Channels:"),this);
  label->setGeometry(120,149,70,20);
  label->setFont(label_font);
  label->setAlignment(Qt::AlignVCenter|Qt::AlignLeft);

  //
  // Autotrim Controls
  //
  edit_autotrim_box=new QCheckBox(this);
  edit_autotrim_box->setGeometry(120,175,15,15);
  connect(edit_autotrim_box,SIGNAL(toggled(bool)),
	  this,SLOT(autotrimToggledData(bool)));
  label=new QLabel(edit_autotrim_box,tr("Autotrim"),this);
  label->setGeometry(140,173,80,20);
  label->setFont(label_font);
  label->setAlignment(Qt::AlignVCenter|Qt::AlignLeft);
  edit_autotrim_spin=new QSpinBox(this);
  edit_autotrim_spin->setGeometry(265,173,40,20);
  edit_autotrim_spin->setRange(-99,-1);
  edit_autotrim_label=new QLabel(edit_autotrim_spin,tr("Level:"),this);
  edit_autotrim_label->setGeometry(220,173,40,20);
  edit_autotrim_label->setFont(label_font);
  edit_autotrim_label->setAlignment(Qt::AlignVCenter|Qt::AlignRight);
  edit_autotrim_unit=new QLabel(edit_autotrim_spin,tr("dBFS"),this);
  edit_autotrim_unit->setGeometry(310,173,40,20);
  edit_autotrim_unit->setFont(label_font);
  edit_autotrim_unit->setAlignment(Qt::AlignVCenter|Qt::AlignLeft);

  //
  // Normalize Controls
  //
  edit_normalize_box=new QCheckBox(this);
  edit_normalize_box->setGeometry(120,199,15,15);
  connect(edit_normalize_box,SIGNAL(toggled(bool)),
	  this,SLOT(normalizeToggledData(bool)));
  label=new QLabel(edit_normalize_box,tr("Normalize"),this);
  label->setGeometry(140,197,80,20);
  label->setFont(label_font);
  label->setAlignment(Qt::AlignVCenter|Qt::AlignLeft);
  edit_normalize_spin=new QSpinBox(this);
  edit_normalize_spin->setGeometry(265,197,40,20);
  edit_normalize_spin->setRange(-99,-1);
  edit_normalize_label=new QLabel(edit_normalize_spin,tr("Level:"),this);
  edit_normalize_label->setGeometry(220,197,40,20);
  edit_normalize_label->setFont(label_font);
  edit_normalize_label->setAlignment(Qt::AlignVCenter|Qt::AlignRight);
  edit_normalize_unit=new QLabel(edit_normalize_spin,tr("dBFS"),this);
  edit_normalize_unit->setGeometry(310,197,40,20);
  edit_normalize_unit->setFont(label_font);
  edit_normalize_unit->setAlignment(Qt::AlignVCenter|Qt::AlignLeft);

  //
  // Export Metadata Box
  //
  edit_metadata_box=new QCheckBox(this);
  edit_metadata_box->setGeometry(120,222,15,15);
  label=new QLabel(edit_metadata_box,tr("Update Library Metadata"),this);
  label->setGeometry(140,222,160,20);
  label->setFont(label_font);
  label->setAlignment(Qt::AlignLeft|Qt::AlignVCenter);

  //
  // Button Label
  //
  QGroupBox *groupbox=new QGroupBox(tr("Active Days"),this);
  groupbox->setFont(label_font);
  groupbox->setGeometry(10,257,sizeHint().width()-20,62);

  //
  // Monday Button
  //
  edit_mon_button=new QCheckBox(this);
  edit_mon_button->setGeometry(20,273,20,20);
  label=new QLabel(edit_mon_button,tr("Monday"),this);
  label->setGeometry(40,273,115,20);
  label->setFont(day_font);
  label->setAlignment(Qt::AlignLeft|Qt::AlignVCenter);

  //
  // Tuesday Button
  //
  edit_tue_button=new QCheckBox(this);
  edit_tue_button->setGeometry(115,273,20,20);
  label=new QLabel(edit_tue_button,tr("Tuesday"),this);
  label->setGeometry(135,273,115,20);
  label->setFont(day_font);
  label->setAlignment(Qt::AlignLeft|Qt::AlignVCenter);

  //
  // Wednesday Button
  //
  edit_wed_button=new QCheckBox(this);
  edit_wed_button->setGeometry(215,273,20,20);
  label=new QLabel(edit_wed_button,tr("Wednesday"),this);
  label->setGeometry(235,273,115,20);
  label->setFont(day_font);
  label->setAlignment(Qt::AlignLeft|Qt::AlignVCenter);

  //
  // Thursday Button
  //
  edit_thu_button=new QCheckBox(this);
  edit_thu_button->setGeometry(335,273,20,20);
  label=new QLabel(edit_thu_button,tr("Thursday"),this);
  label->setGeometry(355,273,115,20);
  label->setFont(day_font);
  label->setAlignment(Qt::AlignLeft|Qt::AlignVCenter);

  //
  // Friday Button
  //
  edit_fri_button=new QCheckBox(this);
  edit_fri_button->setGeometry(440,273,20,20);
  label=new QLabel(edit_fri_button,tr("Friday"),this);
  label->setGeometry(460,273,40,20);
  label->setFont(day_font);
  label->setAlignment(Qt::AlignLeft|Qt::AlignVCenter);

  //
  // Saturday Button
  //
  edit_sat_button=new QCheckBox(this);
  edit_sat_button->setGeometry(130,298,20,20);
  label=new QLabel(edit_sat_button,tr("Saturday"),this);
  label->setGeometry(150,298,60,20);
  label->setFont(day_font);
  label->setAlignment(Qt::AlignLeft|Qt::AlignVCenter);

  //
  // Sunday Button
  //
  edit_sun_button=new QCheckBox(this);
  edit_sun_button->setGeometry(300,298,20,20);
  label=new QLabel(edit_sun_button,tr("Sunday"),this);
  label->setGeometry(320,298,60,20);
  label->setFont(day_font);
  label->setAlignment(Qt::AlignLeft|Qt::AlignVCenter);

  //
  // OneShot Button
  //
  edit_oneshot_box=new QCheckBox(this);
  edit_oneshot_box->setGeometry(20,335,15,15);
  label=new QLabel(edit_oneshot_box,tr("Make OneShot"),this);
  label->setGeometry(40,333,115,20);
  label->setFont(label_font);
  label->setAlignment(Qt::AlignLeft|Qt::AlignVCenter);

  //
  // Event Offset
  //
  edit_eventoffset_spin=new QSpinBox(this);
  edit_eventoffset_spin->setGeometry(245,333,45,20);
  edit_eventoffset_spin->setRange(-30,30);
  label=new QLabel(edit_eventoffset_spin,tr("Event Offset:"),this);
  label->setGeometry(140,333,100,20);
  label->setFont(label_font);
  label->setAlignment(Qt::AlignVCenter|Qt::AlignRight);
  label=new QLabel(edit_eventoffset_spin,tr("days"),this);
  label->setGeometry(295,333,40,20);
  label->setFont(label_font);
  label->setAlignment(Qt::AlignVCenter|Qt::AlignLeft);

  //
  //  Save As Button
  //
  button=new QPushButton(this);
  button->setGeometry(sizeHint().width()-300,sizeHint().height()-60,80,50);
  button->setFont(button_font);
  button->setText(tr("&Save As\nNew"));
  connect(button,SIGNAL(clicked()),this,SLOT(saveasData()));
  if(adds==NULL) {
    button->hide();
  }

  //
  //  Ok Button
  //
  button=new QPushButton(this);
  button->setGeometry(sizeHint().width()-180,sizeHint().height()-60,80,50);
  button->setDefault(true);
  button->setFont(button_font);
  button->setText(tr("&OK"));
  connect(button,SIGNAL(clicked()),this,SLOT(okData()));

  //
  //  Cancel Button
  //
  button=new QPushButton(this);
  button->setGeometry(sizeHint().width()-90,sizeHint().height()-60,80,50);
  button->setFont(button_font);
  button->setText(tr("&Cancel"));
  connect(button,SIGNAL(clicked()),this,SLOT(cancelData()));

  //
  // Populate Data
  //
  q=new RDSqlQuery("select NAME from STATIONS where NAME!=\"DEFAULT\"");
  while(q->next()) {
    edit_station_box->insertItem(q->value(0).toString());
    if(edit_recording->station()==q->value(0).toString()) {
      edit_station_box->setCurrentItem(edit_station_box->count()-1);
    }
  }
  delete q;
  edit_active_button->setChecked(edit_recording->isActive());
  edit_starttime_edit->setTime(edit_recording->startTime());
  edit_description_edit->setText(edit_recording->description());
  edit_url_edit->setText(edit_recording->url());
  edit_username_edit->setText(edit_recording->urlUsername());
  edit_password_edit->setText(edit_recording->urlPassword());
  edit_destination_edit->setText("Cut "+edit_recording->cutName());
  edit_channels_box->setCurrentItem(edit_recording->channels()-1);
  if(edit_recording->trimThreshold()>0) {
    edit_autotrim_box->setChecked(true);
    edit_autotrim_spin->setValue(-(edit_recording->trimThreshold()/100));
  }
  else {
    edit_autotrim_box->setChecked(false);
    edit_autotrim_spin->setValue(rda->libraryConf()->trimThreshold()/100);
  }
  autotrimToggledData(edit_autotrim_box->isChecked());
  if(edit_recording->normalizationLevel()<0) {
    edit_normalize_box->setChecked(true);
    edit_normalize_spin->setValue(edit_recording->normalizationLevel()/100);
  }
  else {
    edit_normalize_box->setChecked(false);
    edit_normalize_spin->setValue(rda->libraryConf()->ripperLevel()/100);
  }
  normalizeToggledData(edit_normalize_box->isChecked());
  edit_metadata_box->setChecked(edit_recording->enableMetadata());
  edit_mon_button->setChecked(edit_recording->mon());
  edit_tue_button->setChecked(edit_recording->tue());
  edit_wed_button->setChecked(edit_recording->wed());
  edit_thu_button->setChecked(edit_recording->thu());
  edit_fri_button->setChecked(edit_recording->fri());
  edit_sat_button->setChecked(edit_recording->sat());
  edit_sun_button->setChecked(edit_recording->sun());
  edit_eventoffset_spin->setValue(edit_recording->eventdateOffset());
  edit_oneshot_box->setChecked(edit_recording->oneShot());
}


EditDownload::~EditDownload()
{
  delete edit_station_box;
  if(edit_deck!=NULL) {
    delete edit_deck;
  }
}


QSize EditDownload::sizeHint() const
{
  return QSize(520,432);
} 


QSizePolicy EditDownload::sizePolicy() const
{
  return QSizePolicy(QSizePolicy::Fixed,QSizePolicy::Fixed);
}


void EditDownload::urlChangedData(const QString &str)
{
  Q3Url url(str);
  QString protocol=url.protocol();
  if((protocol=="ftp")||(protocol=="http")||(protocol=="file")||
     (protocol=="scp")||(protocol=="sftp")) {
    edit_username_label->setEnabled(true);
    edit_username_edit->setEnabled(true);
    edit_password_label->setEnabled(true);
    edit_password_edit->setEnabled(true);
  }
  else {
    edit_username_label->setDisabled(true);
    edit_username_edit->setDisabled(true);
    edit_password_label->setDisabled(true);
    edit_password_edit->setDisabled(true);
  }
}


void EditDownload::selectCartData()
{
  RDCutDialog *cut=
    new RDCutDialog(&edit_cutname,edit_filter,NULL,NULL,false,true);
  switch(cut->exec()) {
  case 0:
    edit_description_edit->setText(RDCutPath(edit_cutname));
    edit_destination_edit->setText(tr("Cut")+" "+edit_cutname);
    break;
  }
  delete cut;
}


void EditDownload::autotrimToggledData(bool state)
{
  edit_autotrim_label->setEnabled(state);
  edit_autotrim_spin->setEnabled(state);
  edit_autotrim_unit->setEnabled(state);
}


void EditDownload::normalizeToggledData(bool state)
{
  edit_normalize_label->setEnabled(state);
  edit_normalize_spin->setEnabled(state);
  edit_normalize_unit->setEnabled(state);
}


void EditDownload::saveasData()
{
  if(!CheckEvent(true)) {
    QMessageBox::warning(this,tr("Duplicate Event"),
		     tr("An event with these parameters already exists!"));
    return;
  }
  delete edit_recording;
  edit_recording=new RDRecording(-1,true);
  edit_added_events->push_back(edit_recording->id());
  Save();
}


void EditDownload::okData()
{
  if(Q3Url::isRelativeUrl(edit_url_edit->text())||
     (edit_url_edit->text().right(1)=="/")) {
    QMessageBox::warning(this,tr("Invalid URL"),tr("The URL is invalid!"));
    return;
  }
  RDUrl url(edit_url_edit->text());
  QString protocol=url.protocol();
  if((protocol!="ftp")&&(protocol!="http")&&(protocol!="https")&&
     (protocol!="file")&&(protocol!="scp")&&(protocol!="sftp")) {
    QMessageBox::warning(this,
			 tr("Invalid URL"),tr("Unsupported URL protocol!"));
    return;
  }
  if((protocol=="file")&&(edit_username_edit->text().isEmpty())) {
    QMessageBox::warning(this,tr("Missing Username"),
			 tr("You must specify a username!"));
    return;
  }
  if(!CheckEvent(false)) {
    QMessageBox::warning(this,tr("Duplicate Event"),
		     tr("An event with these parameters already exists!"));
    return;
  }
  Save();
  done(true);
}


void EditDownload::cancelData()
{
  done(false);
}


void EditDownload::keyPressEvent(QKeyEvent *e)
{
  switch(e->key()) {
  case Qt::Key_Escape:
    e->accept();
    cancelData();
    break;

  default:
    QDialog::keyPressEvent(e);
    break;
  }
}


void EditDownload::closeEvent(QCloseEvent *e)
{
  cancelData();
}


void EditDownload::Save()
{
  edit_recording->setIsActive(edit_active_button->isChecked());
  edit_recording->setStation(edit_station_box->currentText());
  edit_recording->setType(RDRecording::Download);
  edit_recording->setStartTime(edit_starttime_edit->time());
  edit_recording->setDescription(edit_description_edit->text());
  edit_recording->setChannels(edit_channels_box->currentItem()+1);
  if(edit_autotrim_box->isChecked()) {
    edit_recording->setTrimThreshold(-100*edit_autotrim_spin->value());
  }
  else {
    edit_recording->setTrimThreshold(0);
  }
  if(edit_normalize_box->isChecked()) {
    edit_recording->setNormalizationLevel(100*edit_normalize_spin->value());
  }
  else {
    edit_recording->setNormalizationLevel(0);
  }
  edit_recording->setCutName(edit_destination_edit->text().right(10));
  edit_recording->setUrl(edit_url_edit->text());
  edit_recording->setUrlUsername(edit_username_edit->text());
  edit_recording->setUrlPassword(edit_password_edit->text());
  edit_recording->setEnableMetadata(edit_metadata_box->isChecked());
  edit_recording->setMon(edit_mon_button->isChecked());
  edit_recording->setTue(edit_tue_button->isChecked());
  edit_recording->setWed(edit_wed_button->isChecked());
  edit_recording->setThu(edit_thu_button->isChecked());
  edit_recording->setFri(edit_fri_button->isChecked());
  edit_recording->setSat(edit_sat_button->isChecked());
  edit_recording->setSun(edit_sun_button->isChecked());
  edit_recording->setEventdateOffset(edit_eventoffset_spin->value());
  edit_recording->setOneShot(edit_oneshot_box->isChecked());
}


bool EditDownload::CheckEvent(bool include_myself)
{
  QString sql=QString("select ID from RECORDINGS where ")+
    "(STATION_NAME=\""+RDEscapeString(edit_station_box->currentText())+"\")&&"+
    QString().sprintf("(TYPE=%d)&&",RDRecording::Download)+
    "(START_TIME=\""+RDEscapeString(edit_starttime_edit->time().
				    toString("hh:mm:ss"))+"\")&&"+
    "(URL=\""+RDEscapeString(edit_url_edit->text())+"\")&&"+
    "(CUT_NAME=\""+RDEscapeString(edit_destination_edit->text().right(10))+"\")";
  if(edit_sun_button->isChecked()) {
    sql+="&&(SUN=\"Y\")";
  }
  if(edit_mon_button->isChecked()) {
    sql+="&&(MON=\"Y\")";
  }
  if(edit_tue_button->isChecked()) {
    sql+="&&(TUE=\"Y\")";
  }
  if(edit_wed_button->isChecked()) {
    sql+="&&(WED=\"Y\")";
  }
  if(edit_thu_button->isChecked()) {
    sql+="&&(THU=\"Y\")";
  }
  if(edit_fri_button->isChecked()) {
    sql+="&&(FRI=\"Y\")";
  }
  if(edit_sat_button->isChecked()) {
    sql+="&&(SAT=\"Y\")";
  }
  if(!include_myself) {
    sql+=QString().sprintf("&&(ID!=%d)",edit_recording->id());
  }
  RDSqlQuery *q=new RDSqlQuery(sql);
  bool res=!q->first();
  delete q;

  return res;
}