//  The contents of this file are subject to the Mozilla Public License
//  Version 1.0 (the "License"); you may not use this file except in
//  compliance with the License. You may obtain a copy of the License at
//  http://www.mozilla.org/MPL/
// 
//  Software distributed under the License is distributed on an "AS IS"
//  basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
//  the License for the specific language governing rights and limitations
//  under the License.
// 
//  The Original Code is CPhone, a cross platform voip gui.
//
//  The Initial Developer of the Original Code is Derek Smithies.
//
//  Copyright (C) 2002 Indranet Technologies Ltd, 
//                                  http://www.indranet-technologies.com
//  All Rights Reserved.
//
//  Contributor(s): _______________

/*
 *  
 *  $Log: addressbookSub.cxx,v $
 *  Revision 1.6  2004/04/23 05:09:59  dereksmithies
 *  Fixes so it works with latest openh323 lib, and not lock X display.
 *
 *  Revision 1.5  2003/09/02 03:37:32  dereksmithies
 *  Add statistics, new icons, toolbuttons (icon + name)
 *
 *  Revision 1.4  2003/08/26 04:48:02  dereksmithies
 *  Fixes to get statistics working right, add icons, add ok,cancel,apply buttons
 *
 *  Revision 1.3  2003/04/11 01:08:35  dereksmithies
 *  Add speed dial support for Quicknet cards.
 *
 *  Revision 1.2  2003/04/04 04:37:49  dereksmithies
 *  Major upgrade.
 *  Ixj & microtelco support added. Fix threading issues.
 *
 *  Revision 1.1.1.1  2002/05/12 22:55:04  dereksmithies
 *  Initial release.
 *
 *
 *
 *
 */

#include "addressbookSub.h"
#include "keys.h"
#include <ptlib.h>
#include <qapplication.h>
#include <qlineedit.h>
#include <qlistview.h>
#include <qtoolbutton.h>
#include <qevent.h>

#include "images/connect_off.xpm"
#include "images/connect_on.xpm"

#define CUSTOM_EVENT_SETUP (QEvent::User + 1)
PMutex           AddressBook::accessMutex;

AddressBook::AddressBook()
  : FormAddressBook( 0, "Address Book", FALSE, WDestructiveClose),
    controlsSet(FALSE)
{
  move(10, 10);

  CPhone::Current().SetWindowId(eAddressBook, winId());
  controlsSet = FALSE;

  QApplication::postEvent(this, new QCustomEvent(CUSTOM_EVENT_SETUP));
}

/*  
 *  Destroys the object and frees any allocated resources
 */
AddressBook::~AddressBook()
{
}


void AddressBook::Setup()
{
  ListViewAbAllNames->clear();
  ListViewAbAllNames->setColumnWidthMode(0, QListView::Maximum);
  ListViewAbAllNames->setColumnText(0, "Name");
  ListViewAbAllNames->setColumnWidthMode(1, QListView::Maximum);
  ListViewAbAllNames->setColumnText(1, "Speed dial");
  ListViewAbAllNames->setColumnWidthMode(2, QListView::Maximum);
  ListViewAbAllNames->setColumnText(2, "Address");
  ListViewAbAllNames->setSelectionMode(QListView::Single);
  ListViewAbAllNames->setResizeMode(QListView::AllColumns);
  PStringList abKeys;
  PStringList addresses;
  PStringList speedDials;

  GetKeysSpeedsAddresses(abKeys, speedDials, addresses);

  for(PINDEX i = 0; i< abKeys.GetSize(); i++) {
    QListViewItem *item = new QListViewItem(ListViewAbAllNames);
    item->setExpandable(TRUE);
    item->setText(0, (const char *)abKeys[i]);
    item->setText(1, (const char *)speedDials[i]);
    item->setText(2, (const char *)addresses[i]);
  }

  BOOL inACall = !CPhone::GetUi().WaitingForACall();  
  OnConnectionEstablished(inACall);

  controlsSet = TRUE;   
}

PString AddressBook::GetAddressForKey(PString key)
{ 
  PStringList keys, speedDials, addresses;
  GetKeysSpeedsAddresses(keys, speedDials, addresses);

  PINDEX i = keys.GetStringsIndex(key);
  if (i == P_MAX_INDEX)
    return PString();

  return addresses[i];
}

void AddressBook::GetNameAddressForSpeedDial(PString &name, PString &address, PString key)
{ 
  PStringList names, speedDials, addresses;
  GetKeysSpeedsAddresses(names, speedDials, addresses);
  
  PINDEX i = speedDials.GetStringsIndex(key);
  if (i == P_MAX_INDEX) {
    name = PString();
    address = PString();
    return;
  }

  address = addresses[i];
  name    = names[i];
}



void AddressBook::GetKeysSpeedsAddresses(PStringList &keys, PStringList &speedDials, PStringList &addresses)
{
  PWaitAndSignal m(accessMutex);
  PConfig *config = new PConfig(ADDRESSBOOK_CONFIG);

  keys = config->GetKeys();

  for (PINDEX i = 0; i< keys.GetSize(); i++) {
    PString speedDialAddress=config->GetString(keys[i]);
    PINDEX pos = speedDialAddress.Find('=');
    if (pos == P_MAX_INDEX) {
      addresses.AppendString(speedDialAddress);
      speedDials.AppendString(PString());
      continue;
    }
    speedDials.AppendString(speedDialAddress.Left(pos));
    addresses.AppendString(speedDialAddress.Mid(pos + 1));
  }

  delete config;
}

void AddressBook::OnConnectionEstablished(bool isEstablished)
{
  toolButtonAbConnect->setEnabled(!isEstablished);

  if (isEstablished)
    toolButtonAbConnect->setPixmap((const char **)connect_off);
  else
    toolButtonAbConnect->setPixmap((const char **)connect_on);
}


void AddressBook::SaveCurrentEntries()
{
  PConfig     *config = new PConfig(ADDRESSBOOK_CONFIG);

  PStringList abKeys = config->GetKeys();
  for(PINDEX i=0; i< abKeys.GetSize(); i++)
    config->DeleteKey(abKeys[i]);
  
  QListViewItem *item = ListViewAbAllNames->firstChild();
  
  while (item != NULL) {
    PString res = PString((const char *)item->text(2));
    if (!item->text(1).isEmpty())
      res = PString((const char *)item->text(1)) + "=" + res;
    config->SetString((const char *)item->text(0), res);
    item = item->nextSibling();
  }

  delete config;
}

void AddressBook::AbAdd_slot()
{
  if (DuplicateNameCondition())
    return;

  if (DuplicateSpeedDialCondition())
    return;

  if (NullNameAddressCondition())
    return;

  QListViewItem *item  = new QListViewItem(ListViewAbAllNames);
  item->setText(0, LineEditAbName->text());
  item->setText(1, LineEditAbSpeedDial->text()); 
  item->setText(2, LineEditAbAddress->text()); 
}

void AddressBook::AbCancelAll_slot()
{
  close (TRUE);
}

void AddressBook::AbChange_slot()
{
  if (NullNameAddressCondition())
    return;

  QListViewItem *item = ListViewAbAllNames->selectedItem();
  if (item==NULL) {
    CPhone::GetUi().DisplayInfoMessage(
               "Please have the line to change selected before selecting \"Change\".");
    return;
  }

  PStringList k, s, a;
  ReadCurrentDisplayTable(k, s, a);
  
  PINDEX kIndex = k.GetStringsIndex((const char *)LineEditAbName->text());
  PINDEX sIndex = s.GetStringsIndex((const char *)LineEditAbSpeedDial->text());
  
  if ((sIndex == P_MAX_INDEX) && (kIndex == P_MAX_INDEX)) /* speed dial and name not found*/
    goto installAbChange_slot;

  if ((sIndex != P_MAX_INDEX) && (kIndex != P_MAX_INDEX)) { /*speed dial and name both in list*/
    if ((kIndex == sIndex) && (LineEditAbName->text() == item->text(0)))
      goto installAbChange_slot;
    goto errAbChange_slot;
  }

  if ((kIndex != P_MAX_INDEX) && (sIndex == P_MAX_INDEX)) {/*name found, speed dial not found */
    if (LineEditAbName->text() == item->text(0))
      goto installAbChange_slot;
    goto errAbChange_slot;
  }

  if ((sIndex != P_MAX_INDEX) && (kIndex == P_MAX_INDEX)) { /*speed dial not found,  name found */
    if (LineEditAbSpeedDial->text() == item->text(1))
      goto installAbChange_slot;
    goto errAbChange_slot;
  }


  
 installAbChange_slot:
  item->setText(0, LineEditAbName->text());
  item->setText(1, LineEditAbSpeedDial->text());
  item->setText(2, LineEditAbAddress->text());
  return;

 errAbChange_slot:
  QString msg = "The name \n\"" + LineEditAbName->text() + "\"\n" +
    "or the speed dial \"" + LineEditAbSpeedDial->text() + "\"\n" +
    "is already in the addressbook.\n\n" +
    "Please use a different name/speed dial";
   CPhone::GetUi().DisplayInfoMessage("Duplication in addressbook" +  msg);
  return;
}

void AddressBook::AbDeleteItem_slot()
{
  QListViewItem *item = ListViewAbAllNames->selectedItem();
  if (item==NULL) {
     CPhone::GetUi().DisplayInfoMessage(
      "Please have the line to change selected before selecting \"Delete\".");
    return;
  }
  delete item;

  LineEditAbName->setText("");
  LineEditAbSpeedDial->setText("");
  LineEditAbAddress->setText("");
}

void AddressBook::AbListViewSelectionChanged_slot()
{
  if (!controlsSet)
    return;

  QListViewItem *item = ListViewAbAllNames->selectedItem();
  LineEditAbName->setText(item->text(0)) ;
  LineEditAbSpeedDial->setText(item->text(1)) ;
  LineEditAbAddress->setText(item->text(2)) ;
}

void AddressBook::AbSearchForItem_slot()
{
  QListViewItem *item = ListViewAbAllNames->firstChild();
  while (item != NULL) {
    if (item->text(0).compare(LineEditAbName->text() ) == 0) {
      ListViewAbAllNames->setSelected(item, TRUE);
      return;
    }
    item = item->nextSibling();
  }

  item = ListViewAbAllNames->firstChild();
  while (item != NULL) {
    if (item->text(1).compare(LineEditAbSpeedDial->text()) == 0) {
      ListViewAbAllNames->setSelected(item, TRUE);
      return;
    }
    item = item->nextSibling();
  }

  item = ListViewAbAllNames->firstChild();
  while (item != NULL) {
    if (item->text(2).compare(LineEditAbAddress->text()) == 0) {
      ListViewAbAllNames->setSelected(item, TRUE);
      return;
    }
    item = item->nextSibling();
  }
}


bool AddressBook::DuplicateNameCondition()
{
  PStringList k, s, a;
  ReadCurrentDisplayTable(k, s, a);
  for (PINDEX i = 0; i < k.GetSize(); i++) {
    if (k[i] == ((const char *)LineEditAbName->text())) {
      QString msg = "The name \n\"" + LineEditAbName->text() + "\"\n" +
	"is already in the addressbook.\n\n" +
        "Please use a different name." ;
       CPhone::GetUi().DisplayInfoMessage(msg);
      return TRUE;
    }
  }
  return FALSE;
}

bool AddressBook::DuplicateSpeedDialCondition()
{
  PStringList k, s, a;
  ReadCurrentDisplayTable(k, s, a);
  for (PINDEX i = 0; i < k.GetSize(); i++) {
    if ((s[i] == ((const char *)LineEditAbSpeedDial->text())) &&
	(!s[i].IsEmpty())) {
      QString msg = "The speed dial \n\"" + LineEditAbSpeedDial->text() + "\"\n" +
	"is already in the addressbook.\n\n" +
        "Please use a different speed dial." ;
       CPhone::GetUi().DisplayInfoMessage(msg);
      return TRUE;
    }
  }		 
  return FALSE;
}

void AddressBook::ReadCurrentDisplayTable(PStringList &keys, PStringList &speeds, PStringList &addresses)
{
  QListViewItem *item = ListViewAbAllNames->firstChild();
  while (item != NULL) {
    keys.AppendString((const char *)item->text(0));
    speeds.AppendString((const char *)item->text(1));
    addresses.AppendString((const char *)item->text(2));
    item = item->nextSibling();
  }
}

bool AddressBook::NullNameAddressCondition()
{
  if (LineEditAbName->text().length()==0) {
     CPhone::GetUi().DisplayInfoMessage("Empty name Please enter a name");
    return TRUE;
  }

  if (LineEditAbAddress->text().length()==0) {
     CPhone::GetUi().DisplayInfoMessage("Empty address Please enter an address");
    return TRUE;
  }

  return FALSE;
}



void AddressBook::AbConnectToItem_slot()
{
  if (!CPhone::GetUi().WaitingForACall()) {
     CPhone::GetUi().DisplayInfoMessage("Failed to connect\n  You cannot make a call while still in a call.");
    return;
  }

  CPhone::GetUi().StartCall((const char *)LineEditAbAddress->text());

  QCustomEvent *ce = new QCustomEvent(CUSTOM_EVENT_DIE);
  QApplication::postEvent(this, ce);  //Qt will delete "ce" when done.
}

void AddressBook::AbDoubleClick_slot()
{
  AbConnectToItem_slot();
}


void AddressBook::closeEvent(QCloseEvent *e)
{
 CPhone::Current().ForgetExists(eAddressBook, winId());
  e->accept();
}

  
void AddressBook::customEvent(QCustomEvent *e)
{
  if (e->type()  == CUSTOM_EVENT_DIE) 
    close(TRUE); 

 if (e->type()  == CUSTOM_EVENT_SETUP) 
    Setup();
}

void AddressBook::AbOkSlot()
{
  SaveCurrentEntries();

  close(TRUE);
}

void AddressBook::AbApplySlot()
{
  SaveCurrentEntries();
}