// Licensed Materials - Property of IBM
//
// IBM Cognos Products: pps
//
// (C) Copyright IBM Corp. 2005, 2017
//
// US Government Users Restricted Rights - Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp.
// This forms the javascript functions used for the Find pane of 
// PowerPlay Studio.
// The functions handle any minor browser differences.

var visBox;
var invisBox;

var rc;
var xtabgroup;
var catarr;
var sumarr;
var selectedGroup;
var categories = new Array();
categories["R"] = new Array();
categories["C"] = new Array();

var hiddenSummaries = new Array();
hiddenSummaries["R"] = new Array();
hiddenSummaries["C"] = new Array();

var selections;

function addToArray(rc, group, name, code, vis, level) {
  
	if (!categories[rc][group]) 
		categories[rc][group] = new Array();

	categories[rc][group][categories[rc][group].length] = new categoryRecord(name, code, vis, level, categories[rc][group].length);
}

function addHiddenSummary (rc, group) {
	hiddenSummaries[rc][group] = new summaryRec(true,true);
}

function isHiddenSummary () {
    //If it doesent yet exist in the array, it isn't hidden
    if (typeof hiddenSummaries[rc][parseInt(xtabgroup)-1] == "undefined") {
      hiddenSummaries[rc][parseInt(xtabgroup)-1] = new summaryRec(false,false); 
	}
	return hiddenSummaries[rc][parseInt(xtabgroup)-1]._present;
}

function setHiddenSummary (hidden) {
    if (typeof hiddenSummaries[rc][parseInt(xtabgroup)-1] == "undefined") {
      hiddenSummaries[rc][parseInt(xtabgroup)-1] = new summaryRec(false,false); 
	}
	hiddenSummaries[rc][parseInt(xtabgroup)-1]._present = hidden; 
}

function summaryRec(original,present) {
  this._original = original;
  this._present = present;
}

function toggleCheckSummary () {	
    setHiddenSummary(!document.getElementById("showSummariesCheck").checked);
}

function selectAll(event, box) {
  var box = document.getElementById(box);

  for (var i = 0; i < box.options.length; i++) {

    box.options[i].selected = true;
  } 

  var mgr = new eventManager(event);
  mgr.cancelBubble();
}

function unselectAll(event, box) {
  var box = document.getElementById(box);

  for (var i = 0; i < box.options.length; i++) {

    box.options[i].selected = false;
  } 

  var mgr = new eventManager(event);
  mgr.cancelBubble();
}

function refresh() {
  resetDialog()
}

function clearDialogs() {

  visBox.innerHTML = "";
  invisBox.innerHTML = "";
  
  rc = null;
  selectedGroup = null;

  if (document.getElementById("showSummariesCheck"))
    document.getElementById("showSummariesCheck").checked = false;
}

function resetDialog() {
	removeMessage();

    var rowcolswitch = false;
    var rowSelections = getSelected("r");
	var colSelections = getSelected("c");
	var summarySelected = false;

	if (rowSelections.length && colSelections.length) { //Both rows and columns selected
		displayCommonMessage(strNoSelectionsMsg, MESSAGE_TYPE_INFO, [], []);
		return;
	} else if (!rowSelections.length && !colSelections.length) {//No rows or columns selected
		if( !isLevelSelected("r") && !isLevelSelected("c") ) {
			clearDialogs();
			displayCommonMessage(strNoSelectionsMsg, MESSAGE_TYPE_INFO, [], []);
			return;
		}
		else {
			if( isLevelSelected("r") ) {
				xtabgroup = getSelectedLevelNum();
				xtabgroup ++;
			    rc = "R";
			}
			else {
				xtabgroup = getSelectedLevelNum();
				xtabgroup ++;
				rc = "C";
			}
		}
	} 
	else {
		if (rowSelections.length) {
		  if (rc != "R")
			rowcolswitch = true;
		  rc = "R";
		  xtabgroup = (rowSelections[0].getAttribute("summary"))? (parseInt(rowSelections[0].getAttribute("group")) + 1) : rowSelections[0].getAttribute("group");
		  if(rowSelections[0].getAttribute("summary"))
			summarySelected = true;
		  for (var i = 1;i < rowSelections.length;i++) {
			var tempgroup = (rowSelections[i].getAttribute("summary"))? (parseInt(rowSelections[i].getAttribute("group")) + 1) : rowSelections[i].getAttribute("group");
			if (tempgroup != xtabgroup) {
			  clearDialogs();
			  displayCommonMessage(strIncorrectRowsSelMsg, MESSAGE_TYPE_INFO, [], []);
			  return;
			}
		  }
		} else {
		  if (rc != "C")
			rowcolswitch = true;
		  rc = "C";
		  xtabgroup = (colSelections[0].getAttribute("summary"))? (parseInt(colSelections[0].getAttribute("group")) + 1) : colSelections[0].getAttribute("group");
		  if(colSelections[0].getAttribute("summary"))
			summarySelected = true;
		  for (var i = 1;i < colSelections.length;i++) {
			var tempgroup = (colSelections[i].getAttribute("summary"))? (parseInt(colSelections[i].getAttribute("group")) + 1) : colSelections[i].getAttribute("group");
			if (tempgroup != xtabgroup) {
			  displayCommonMessage(strIncorrectRowsSelMsg, MESSAGE_TYPE_INFO, [], []);
			  clearDialogs();
			  return;
			}
		  }
		}
	}

	popSelections();

	if ((xtabgroup == selectedGroup) && (!rowcolswitch)) {
		preSelectOptions(visBox);
        return;
	} else {
		selectedGroup = xtabgroup;
	}
	
	catarr = categories[rc][parseInt(xtabgroup)];

	//Bug 468335 : Check if the summary is selected; only then bump up the group number to retrieve child categories if catarr is empty
	if(summarySelected)
	{

	//in a chart with no legend, only the column summary is shown
	//when selected, it has a group of 1 less the categories we wanna show...
	//so, bump it up by one and give it a whirl...
	if (!catarr) 		
		catarr = categories[rc][parseInt(xtabgroup) + 1];
	}

	populateDialogs();
}

function init() {

	topparent.openActionPane();

    ContextMenu.initialize(true,false);

    visBox = document.getElementById("shownCategories");
    invisBox = document.getElementById("hiddenCategories");

    resetDialog();	
}

function categoryRecord(name, code, vis, level, index) {
  this._name = name;
  this._code = code;
  this._vis = vis;
  this._level = level;
  this._index = index;
}

function popSelections() {
    var selects = getSelected("r");
      if (selects.length == 0)
    selects = getSelected("c");

	selections = new Array();
	for (var i = 0; i < selects.length; i++) {
		selections[selects[i].getAttribute("ppdsId")] = true;
	}
}

function populateDialogs() {
  visBox.innerHTML = "";
  invisBox.innerHTML = "";

  if (catarr){
	for (var i = 0;i < catarr.length; i++) {
	  if (catarr[i]._vis)
	  {
		visBox.options[visBox.options.length] = new Option(catarr[i]._name,catarr[i]._index);
		visBox.options[visBox.options.length - 1].label = catarr[i]._name;
	  }
	  else
	  {
		invisBox.options[invisBox.options.length] = new Option(catarr[i]._name,catarr[i]._index);
		invisBox.options[invisBox.options.length - 1].label = catarr[i]._name;
	  }
	}
  }

  if (isHiddenSummary())
    document.getElementById("showSummariesCheck").checked = false;
  else
    document.getElementById("showSummariesCheck").checked = true;

  preSelectOptions(visBox);

}

function preSelectOptions(box) {
  for (var i = 0; i < box.length; i++) {
	var catCode = catarr[box[i].value]._code;
	if(catCode.charAt(0) == 'T')
		box[i].selected = selections[catCode];
	else
		box[i].selected = selections[parseInt(catarr[box[i].value]._code)];
  }
}

function switchVis(element) {
  element._vis = !element._vis;
}

function moveSelectedOptions(event, direction) {
  var fromBox = visBox;
  var toBox = invisBox;
  var options = new Array();
  var array = catarr;

  if (direction == "left") {
    fromBox = invisBox;
	toBox = visBox;
  }

  for (var i = fromBox.options.length - 1; i >= 0; i--) {
    //Find all selected options in reverse order;

    if (fromBox.options[i].selected) {
      options[options.length] = fromBox.options[i];
	  switchVis(array[fromBox.options[i].value]); //switch its visibility;
	  fromBox.options[i] = null;
	}
  }

  insertOptions(options,toBox);

  var mgr = new eventManager(event);
  mgr.cancelBubble();

}

function insertOptions(options, dialog) {
  //Works backwards for efficiency. Assumes options not already in select
  var opCtr = 0;
  var dptr = dialog.options.length  - 1;

  for (var i = options.length - 1; i >= 0; i--) {
	dialog.options[dialog.options.length] = options[i];  //First add them to the end.
  }
  if (dptr != -1) {
	for (var i = dptr + options.length;opCtr < options.length; i--) {

		if ((dptr < 0) || (dialog.options[dptr].value < options[opCtr].value)) {
			//Insert the next option at i
			dialog.options[i] = options[opCtr];
			opCtr++;
		} else {
			//Move this option down to make room (by the number of options left to insert)
			dialog.options[i] = new Option(dialog.options[dptr].label,dialog.options[dptr].value);
			dialog.options[i].label = dialog.options[dptr].label;
			dptr--;
		}
	} 
  }
}

function applyChanges() {

  var command = "MH:1\t";
  var groupNum = (xtabgroup == 0)? 0: xtabgroup - 1;
  command += rc + groupNum;

  var numCats = 0;
  if (catarr){
	for (var i = 0;i < catarr.length;i++) {
	  if (!catarr[i]._vis) {
		command += "\t" + catarr[i]._code;
		numCats++;
	  }
	}
  }
  else {
	topparent.closeActionPane();
	return;	
  }

  if (!numCats)   
    command = "MS:2\t" + rc + groupNum;

  if(hiddenSummaries[rc][parseInt(xtabgroup)-1]._present != hiddenSummaries[rc][parseInt(xtabgroup)-1]._original) {
    if (groupNum == 0)
      command += "\t\tET:" + rc + "0";
	else
	  command += "\t\tES:" + rc + groupNum;
  }

  //close the pane...
  topparent.closeActionPane();
  command += "\t\tMQ";
  
  topparent.getXtabFrame().doit(command);

}