// 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 Rank pane of 
// PowerPlay Studio.
// The functions handle any minor browser differences.

var rc;
var dim;
var editCode;

var catarr;
var rankID;

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

var RANK_DEFAULT_NUM_ORDINALS = 10;

function init() {

  topparent.openActionPane();

  ContextMenu.initialize(true,false);
  
  initErrorVars();
  resetDialog();	
}

function refresh() {
  resetDialog();
}

function addToArray(rc, name, code, calc, rankable) {

  categories[rc][categories[rc].length] = new categoryRecord(name, code, calc, rankable);
}

function categoryRecord(name, code, calc, rankable) {
  this._name = name;
  this._code = code;
  this._calc = calc;
  this._rankable = rankable;
}

function dialogOperand(type, code) {
  this._type = type;
  this._code = code;
}

function rankInfo(label, operand, show_op, show_num, start_op, sort_op) {
  this._operand = operand;
  this._label = label;
  this._show_op = show_op;
  this._show_num = show_num;
  this._start_op = start_op;
  this._sort_op = sort_op;
}

function submitPreRankDialog() {

  topparent.setGlobal("editingRank", 0);
  if(document.preEditRank.rank_edit.checked)
	topparent.setGlobal("editingRank", 1);
  else if(document.preEditRank.rank_rename.checked)
    topparent.setGlobal("editingRank", 2);
  else if(document.preEditRank.rank_delete.checked)
	topparent.setGlobal("editingRank", 3);

  resetDialog();
}

function resetDialog() {
  removeMessage();
  displayContent();
  var rowSelections = getSelected("r");
  var colSelections = getSelected("c");
  
  if (rowSelections.length && colSelections.length) { //Both rows and columns selected
    handleError(strNoSelectionsMsg, true);
	return;
  } else if (!rowSelections.length && !colSelections.length) {//No rows or columns selected
	handleError(strNoSelectionsMsg, true);
	return;
  } else {
	if (rowSelections.length) {
		if (rc != "R")
			rowcolswitch = true;
		rc = "R";
		xtabgroup = topparent.getXtabFrame().numRowLevels;
		for (var i = 0;i < rowSelections.length;i++) {
			if (!topparent.getXtabFrame().isBottomDimension(rowSelections[i])) {
			  clearDialogs();
			  handleError(strNoSelectionsMsg, true);
			  return;
			}
		}
	} else {
		if (rc != "C")
			rowcolswitch = true;
		rc = "C";
		xtabgroup = topparent.getXtabFrame().numColLevels;
		for (var i = 0;i < colSelections.length;i++) {
			if (!topparent.getXtabFrame().isBottomDimension(colSelections[i])) {
			  handleError(strNoSelectionsMsg, true);
			  clearDialogs();
			  return;
			}
		}
	}
  }

  if (rowSelections.length) {
	if (rc != "R")
		rowcolswitch = true;
	rc = "R";
	setRankByLabel(strRankByRowLabel);
  } else {
	if (rc != "C")
	  rowcolswitch = true;
	rc = "C";
	setRankByLabel(strRankByColumnLabel);
  }

  catarr = categories[rc];
  if (!catarr || !catarr.length) {
	  handleError(strNoSelectionsMsg, true);
	  return;
  }

  //if the editingRank is true, then user is editting a rank (value of 2 is for renaming rank only).
  var editRank = topparent.getGlobal("editingRank");

  //the only selection is a non-isolated rank, so render the preContent to ask user to
  //choose it is going to be an insert or edit.
  if(catarr != null){
	  if(catarr.length > 1 && (rowSelections.length == 1 ^ colSelections.length == 1)){
  		  if(editRank == -1) {
			  var theSel = rowSelections.length > 0 ? rowSelections[0] : colSelections[0];
			  if(theSel.getAttribute("rank") == 'true'){
				  selecteddim = null;
				  clearDialogs();
				  displayPreContent();
				  return;
			  }
		  }
	  }
  }

  rankID = "0";
  editCode = "";
  if(editRank == 1 || editRank == 2 || editRank == 3){
  	editCode = rowSelections.length == 1 ? rowSelections[0].getAttribute("ppdsId") : colSelections[0].getAttribute("ppdsId");
	if(editCode.charAt(0) == 'T')
		rankID = editCode.substring(1, editCode.length);//will be used in the command sent to server when apply changes.
  }

  topparent.setGlobal("editingRank", -1);
  presetRankFields();
  if (rowSelections.length && resetforRank(rowSelections, editRank))
	return;
  else if (resetforRank(colSelections, editRank))
	return;

  if (!popOptions(document.getElementById("rankByItemId"))) {
	handleError(strNoSelectionsMsg, true);
	return;
  }
  preSelectOptions(document.getElementById("rankByItemId"));
  if (!document.getElementById("rankShowOrdinalsId").disabled)
	document.getElementById("rankOrdinalsNum").value = RANK_DEFAULT_NUM_ORDINALS;
}

function presetRankFields() {

	var rowSelections = getSelected("r");
	var colSelections = getSelected("c");

	var selections = (rowSelections.length)? rowSelections : colSelections;
	if (!topparent.getXtabFrame().isOnlyDimensioninAxis(selections[0])) {
		document.getElementById("rankShowOrdinalsId").selectedIndex = 2;
		document.getElementById("rankShowOrdinalsId").disabled = true;
		document.getElementById("rankOrdinalsNum").value = "";
		document.getElementById("rankOrdinalsNum").disabled = true;
		document.getElementById("rankOrdinalsNum").style.visibility = "hidden";
		document.getElementById("rankSortOrderId").selectedIndex = 2;
		document.getElementById("rankSortOrderId").disabled = true;
	}
}

function resetforRank(categ, editRank) {
  if(rankID == "0")
	  return false;
  if ((categ.length != 1) || (categ[0].getAttribute("ppdsId").charAt(0) != 'T')) //not a rank edit
    return false;

  //set the calcId to new calculation;
  dim = categ[0].getAttribute("dimIdx");
  catarr = categories[rc];

  if(editRank == 1) {
	popDialogWithRankInfo(categ[0].getAttribute("ppdsId"));  	//We have to populate for the calculation.
	displayContent();
  }
  else if (editRank == 2) {
  	displayRenameContent();		//change label only
    popRenameInfo(categ[0].getAttribute("ppdsId"));
	document.getElementById("labelRenameField").select()
  }
  else if(editRank == 3 )
  {

	if (categ[0].getAttribute("dependent_cats") != null) {
		displayDeleteContent();
		popDeleteInfo(categ[0].getAttribute("dependent_cats"));
	} else {
		topparent.closeActionPane();
		var del = 'MK:' + categ[0].getAttribute("ppdsId");
		topparent.getXtabFrame().doit(del);
	}
	return true;
  }

  if (document.getElementById("applyButton"))
  enableButton(document.getElementById("applyButton"));

  return true;
}

function popDeleteInfo(dependents) {
	var div = document.getElementById("referencedCalcs");

	var deps = dependents.split("\\t");
	for (var i = 0; i < deps.length; i++) {
		div.appendChild(document.createTextNode(deps[i]));
		div.appendChild(document.createElement("BR"));
	}
}

function popDialogWithRankInfo(id) {

	var rankInfo = getRankInfo(id);

	var catSelect = document.getElementById("rankByItemId");
	popOptions(catSelect);

	//find and select proper categories;

	var operandCode = "";
	if( rankInfo._operand._code.substring(0,1) == "T" )
		operandCode = rankInfo._operand._code;
	else
		operandCode = rankInfo._operand._code.substring(0,rankInfo._operand._code.indexOf(","));

	var ctr = 0;
	for (var i = 0; i < catarr.length; i++) 
	{
		//LB: if it is calculation code "T..." it has to be matched as is: "T24",
		//and if it is a regular category, than we need to extract and match it's code
		//relying on "," as a separator
		if( ((catarr[i]._code.substring(0,1) == "T") && (catarr[i]._code == operandCode )) 
			|| (catarr[i]._code.substring(0,catarr[i]._code.indexOf(",")) == operandCode )
		  )
		{
		  catSelect.selectedIndex = ctr;
		  break;
		}

		if (catarr[i]._rankable)
			ctr++;
	}

	//fill in label field
	document.getElementById("RankLabelField").value = rankInfo._label;

	document.getElementById("rankShowOrdinalsId").selectedIndex = rankInfo._show_op;
	if (rankInfo._show_op == 2)
		document.getElementById("rankOrdinalsNum").style.visibility = "hidden";
	else { 
		document.getElementById("rankOrdinalsNum").style.visibility = "";
		if (rankInfo._show_num >= 0)
			document.getElementById("rankOrdinalsNum").value = rankInfo._show_num;
	}
	document.getElementById("rankStartFromId").selectedIndex = rankInfo._start_op;
	document.getElementById("rankSortOrderId").selectedIndex = rankInfo._sort_op;
}

function popRenameInfo(id) {
	// adjust the size of the action pane for the rename calculation pane.
	topparent.setActionPaneHeight("180");

	var rankInfo = getRankInfo(id);

	if(rankInfo._label != "") {
		document.getElementById("labelRenameField").value = rankInfo._label;
	}
	else {

		for (var i = 0; i < catarr.length; i++) {
			var temp = catarr[i]._code.split(",");
			if(temp[0] == id)
				document.getElementById("labelRenameField").value = catarr[i]._name;	
		 }

	}
	
}

function getRankInfo(id) {

    var idx = parseInt(id.substring(1));

	if (topparent.getXtabFrame().fh && topparent.getXtabFrame().fh.PT) {
		var calcs = topparent.getXtabFrame().fh.PT.value.split("\t\t");
		var dim;
		for (var i = 0; i < calcs.length; i++) {
			var x = calcs[i].split("\t");
			var j = 0;
			if (x[j].charAt(0) == 'D') dim = x[j++].substring(1);
			if (i == idx - 1) {
				var rIdx = 0;
				var op = x[j++];
				if (op.charAt(0) == 'R') {
					var opt = op.substring(2).split(",");
					var label = opt[1];
					//var decimal = opt[0]; //for the moment;

					var operand
					if (x[j].charAt(0) == 'T') {
						operand = new dialogOperand('T',x[j]);
					} else {
						var p = x[j].split(",");
						operand = new dialogOperand('C', p[0] + "," + dim + "," + p[1]);
					} 
					j++;

					var show_op = parseInt(x[j++]);
					var show_num = parseInt(x[j++]);
					var start_op = parseInt(x[j++]);
					var sort_op = parseInt(x[j]);

					var result = new rankInfo(label,operand,show_op,show_num,start_op,sort_op);
					return(result);
				}
			}
		}
	}
	return null;
}

function popOptions(select) {

	while (select.childNodes.length) {
		select.removeChild(select.firstChild);
	}

	var selIdx = 0;
	if (catarr != null) {
		for (var i = 0; i < catarr.length; i++){
			if (catarr[i]._rankable) {
				select.options[selIdx] = new Option(catarr[i]._name,i);
				select.options[selIdx++].label = catarr[i]._name;
			}
		}
	}
	return selIdx;
}

function handleError(sError, closeActionPane){
	if (closeActionPane)
		displayCommonMessage(sError, MESSAGE_TYPE_INFO, [], []);
	else
		displayCommonMessage(sError, MESSAGE_TYPE_INFO, [message_ok_button_text], [function() {removeMessage();}]);
}

function clearDialogs() {
	if (document.getElementById("labelField"))
		document.getElementById("labelField").value = "";
}

function preSelectOptions(select) {
	
	var selects = getSelected("r");
	if (selects.length != 1) {
		selects = getSelected("c");
		if (selects.length != 1)
			return;
	}

	for (var i = 0; i < select.length; i++) {
		var catCode = catarr[select[i].value]._code;
		if (catCode.charAt(0) == 'T')
			select[i].selected = (catCode == selects[0].getAttribute("ppdsId"));
		else
			select[i].selected = (catCode == selects[0].getAttribute("ppdsId") + "," + selects[0].getAttribute("dimIdx") + "," + selects[0].getAttribute("code"));
	}
}

function setRankByLabel(str) {
	var cell = document.getElementById("RankByLabelText");

	while (cell.childNodes.length)
		cell.removeChild(cell.firstChild);

	cell.appendChild(document.createTextNode(str));
}

function applyChanges() {

	if (!validateInput())
		return;

	var cmd = "CR:";
	var label = document.getElementById("RankLabelField").value;
	cmd += (label) ? ('"' + CEncodingUtil.EncodeStrOperand(label) + '"') : "";	
	cmd += "\t" + rankID;
	cmd += "\t-1\t0\t0\t";
	

	var catSelect = document.getElementById("rankByItemId");
	cmd += catarr[catSelect.options[catSelect.selectedIndex].value]._code + "\t";

	var numVals = -1;
	if (document.getElementById("rankShowOrdinalsId").selectedIndex != 2)
		numVals = document.getElementById("rankOrdinalsNum").value;

	cmd += document.getElementById("rankShowOrdinalsId").selectedIndex + "\t" + numVals + "\t"; 

	cmd += document.getElementById("rankStartFromId").selectedIndex + "\t";
	cmd += document.getElementById("rankSortOrderId").selectedIndex;

	topparent.getXtabFrame().fh.ACTPANE.value = 0;
	topparent.getXtabFrame().doit(cmd);

	topparent.closeActionPane();
}

function doRankOrdinalsChange() {
	var select = document.getElementById("rankShowOrdinalsId");

	if (select.selectedIndex == 2) {
		document.getElementById("rankOrdinalsNum").style.visibility = "hidden";
	} else {
		document.getElementById("rankOrdinalsNum").style.visibility = "";
	}
}

function onRenameRank() {

	if (document.getElementById("labelRenameField").value == "") {
		topparent.closeActionPane();
		return;
	 }

	var label = document.getElementById("labelRenameField").value;	
	var cmd = 'MN:' + editCode;
	cmd += "\t";
	cmd += '"' + CEncodingUtil.EncodeStrOperand(label) + '"';	

	topparent.closeActionPane();

	topparent.getXtabFrame().doit(cmd);
	
}

function onDeleteRank() {
	if (document.getElementById("delRank").checked) {
		topparent.closeActionPane();
		var cmd = 'MK:' + editCode;
		topparent.getXtabFrame().doit(cmd);
	} else {
		topparent.closeActionPane();
		var cmd = 'MH:0\t' + editCode;
		topparent.getXtabFrame().doit(cmd);
	}
}

function validateInput() {
	
	var validChars = "/[^0-9]/";

	if ((document.getElementById("rankShowOrdinalsId").selectedIndex != 2) && (document.getElementById("rankOrdinalsNum").value <= 0) || !CNumUtil.validateNumField(document.getElementById("rankOrdinalsNum"),true, validChars )) {
		handleError(strInvalidOrdinalNumber, false);
		return false;
	}

	return true;
}