// list_replicators.cpp
//
// List Rivendell Replication Configurations
//
//   (C) Copyright 2002-2019 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 <math.h>

#include <qmessagebox.h>

#include <rdcart.h>
#include <rddb.h>
#include <rdtextfile.h>
#include <rdescape_string.h>
#include <rdreplicator.h>

#include "add_replicator.h"
#include "edit_replicator.h"
#include "list_replicators.h"
#include "list_replicator_carts.h"

ListReplicators::ListReplicators(QWidget *parent)
  : RDDialog(parent)
{
  setModal(true);

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

  setWindowTitle("RDAdmin - "+tr("Rivendell Replicators"));

  //
  //  Add Button
  //
  list_add_button=new QPushButton(this);
  list_add_button->setFont(buttonFont());
  list_add_button->setText(tr("&Add"));
  connect(list_add_button,SIGNAL(clicked()),this,SLOT(addData()));

  //
  //  Edit Button
  //
  list_edit_button=new QPushButton(this);
  list_edit_button->setFont(buttonFont());
  list_edit_button->setText(tr("&Edit"));
  connect(list_edit_button,SIGNAL(clicked()),this,SLOT(editData()));

  //
  //  Delete Button
  //
  list_delete_button=new QPushButton(this);
  list_delete_button->setFont(buttonFont());
  list_delete_button->setText(tr("&Delete"));
  connect(list_delete_button,SIGNAL(clicked()),this,SLOT(deleteData()));

  //
  //  List Carts Button
  //
  list_list_button=new QPushButton(this);
  list_list_button->setFont(buttonFont());
  list_list_button->setText(tr("&List\nCarts"));
  connect(list_list_button,SIGNAL(clicked()),this,SLOT(listData()));

  //
  //  Close Button
  //
  list_close_button=new QPushButton(this);
  list_close_button->setDefault(true);
  list_close_button->setFont(buttonFont());
  list_close_button->setText(tr("&Close"));
  connect(list_close_button,SIGNAL(clicked()),this,SLOT(closeData()));

  //
  // Replicator List
  //
  list_replicators_view=new RDListView(this);
  list_replicators_view->setAllColumnsShowFocus(true);
  list_replicators_view->setItemMargin(5);
  list_replicators_view->addColumn(tr("NAME"));
  list_replicators_view->addColumn(tr("TYPE"));
  list_replicators_view->addColumn(tr("DESCRIPTION"));
  list_replicators_view->addColumn(tr("HOST"));
  QLabel *list_box_label=
    new QLabel(list_replicators_view,tr("&Replicators:"),this);
  list_box_label->setFont(labelFont());
  list_box_label->setGeometry(14,11,85,19);
  connect(list_replicators_view,
	  SIGNAL(doubleClicked(Q3ListViewItem *,const QPoint &,int)),
	  this,
	  SLOT(doubleClickedData(Q3ListViewItem *,const QPoint &,int)));

  RefreshList();
}


ListReplicators::~ListReplicators()
{
}


QSize ListReplicators::sizeHint() const
{
  return QSize(640,480);
} 


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


void ListReplicators::addData()
{
  QString name;

  AddReplicator *d=new AddReplicator(&name,this);
  if(d->exec()<0) {
    delete d;
    return;
  }
  delete d;
  RDListViewItem *item=new RDListViewItem(list_replicators_view);
  item->setText(0,name);
  RefreshItem(item);
  item->setSelected(true);
  list_replicators_view->setCurrentItem(item);
  list_replicators_view->ensureItemVisible(item);
}


void ListReplicators::editData()
{
  RDListViewItem *item=(RDListViewItem *)list_replicators_view->selectedItem();
  if(item==NULL) {
    return;
  }
  EditReplicator *d=new EditReplicator(item->text(0),this);
  if(d->exec()==0) {
    RefreshItem(item);
  }
  delete d;
}


void ListReplicators::deleteData()
{
  RDListViewItem *item=(RDListViewItem *)list_replicators_view->selectedItem();
  if(item==NULL) {
    return;
  }

  QString sql;
  RDSqlQuery *q;
  QString warning;

  QString name=RDEscapeString(item->text(0));

  warning+=tr("Are you sure you want to delete replicator")+
    " \""+item->text(0)+"\"?";
  switch(QMessageBox::warning(this,tr("Delete Replicator"),warning,
			      QMessageBox::Yes,QMessageBox::No)) {
  case QMessageBox::No:
  case Qt::NoButton:
    return;

  default:
    break;
  }

  //
  // Delete Group Assignments
  //
  sql=QString("delete from REPLICATOR_MAP  where ")+
    "REPLICATOR_NAME=\""+RDEscapeString(name)+"\"";
  q=new RDSqlQuery(sql);
  delete q;
  
  //
  // Delete State Records
  //
  sql=QString("delete from REPL_CART_STATE where ")+
    "REPLICATOR_NAME=\""+RDEscapeString(name)+"\"";
  q=new RDSqlQuery(sql);
  delete q;
  sql=QString("delete from REPL_CUT_STATE where ")+
    "REPLICATOR_NAME=\""+RDEscapeString(name)+"\"";
  q=new RDSqlQuery(sql);
  delete q;

  //
  // Delete from Replicator List
  //
  sql=QString("delete from REPLICATORS where ")+
    "NAME=\""+RDEscapeString(name)+"\"";
  q=new RDSqlQuery(sql);
  delete q;
  delete item;
}


void ListReplicators::listData()
{
  RDListViewItem *item=(RDListViewItem *)list_replicators_view->selectedItem();
  if(item==NULL) {
    return;
  }
  ListReplicatorCarts *d=new ListReplicatorCarts(this);
  d->exec(item->text(0));
  delete d;
}


void ListReplicators::doubleClickedData(Q3ListViewItem *item,const QPoint &pt,
				   int col)
{
  editData();
}


void ListReplicators::closeData()
{
  done(0);
}


void ListReplicators::resizeEvent(QResizeEvent *e)
{
  list_add_button->setGeometry(size().width()-90,30,80,50);
  list_edit_button->setGeometry(size().width()-90,90,80,50);
  list_delete_button->setGeometry(size().width()-90,150,80,50);
  list_list_button->setGeometry(size().width()-90,250,80,50);
  list_close_button->setGeometry(size().width()-90,size().height()-60,80,50);
  list_replicators_view->setGeometry(10,30,size().width()-120,size().height()-40);
}


void ListReplicators::RefreshList()
{
  QString sql;
  RDSqlQuery *q;
  RDListViewItem *item;

  list_replicators_view->clear();
  sql="select NAME,TYPE_ID,DESCRIPTION,STATION_NAME from REPLICATORS";
  q=new RDSqlQuery(sql);
  while (q->next()) {
    item=new RDListViewItem(list_replicators_view);
    item->setText(0,q->value(0).toString());
    item->setText(1,
	   RDReplicator::typeString((RDReplicator::Type)q->value(1).toUInt()));
    item->setText(2,q->value(2).toString());
    item->setText(3,q->value(3).toString());
  }
  delete q;
}


void ListReplicators::RefreshItem(RDListViewItem *item)
{
  QString sql;
  RDSqlQuery *q;

  sql=QString("select ")+
    "TYPE_ID,"+       // 00
    "DESCRIPTION,"+   // 01
    "STATION_NAME "+  // 02
    "from REPLICATORS where "+
    "NAME=\""+RDEscapeString(item->text(0))+"\"";
  q=new RDSqlQuery(sql);
  if(q->first()) {
    item->setText(1,
	   RDReplicator::typeString((RDReplicator::Type)q->value(0).toUInt()));
    item->setText(2,q->value(1).toString());
    item->setText(3,q->value(2).toString());
  }
  delete q;
}