$(document).ready(function() {
	InitializeEducationLists();
});



var educationList = new EducationListContainer();
var search = new SearchFunctions();
var validateETSCodeHandler;

function InitializeEducationLists() {
	educationList.InitializeEducation();
}

function ShowSearchInLightBox() {
	var isIe6 = isIE6Explorer();
	showInLightbox(searchControls.InstitutionSearchLightBox, 'fade', isIe6);
}

function HideLightBox() {
	search.ClearControls();
	//Call to thinckbox.js function
	tb_remove();
}

function AddInstitution(organizationId, institutionName, etsCode, city, stateProvinceId, countryId, handlerPath) {
	$("#" + educationControls.FiceCodeTextBox).val(organizationId);
	$("#" + educationControls.InstNameTextBox).val(institutionName);
	$("#" + educationControls.EtsCodeTextBox).val(etsCode);
	$("#" + educationControls.InstCityTextBox).val(city);
	$("#" + educationControls.InstStateDropDown).val(stateProvinceId);
	$("#" + educationControls.InstCountryDropDown).val(countryId);
	educationList.UpdateSelectedRow();
	HideLightBox();
	Page_ClientValidate("EducationGroup");
}

function ClientValidateEtsCodeValid(source, clientside_arguments) {
	clientside_arguments.IsValid = true;
	var etsCode = $("#" + educationControls.EtsCodeTextBox).val();
	var validateETSCode = educationControls.ValidateEtsCode;

	try {
		xmlhttp = window.XMLHttpRequest ? new XMLHttpRequest() : new ActiveXObject("Microsoft.XMLHTTP");
	} catch (e) {
		alert(ResourceManager.GetString('JsInstitutionSearchBrowserNotSupported'));
		return;
	}
	xmlhttp.open("POST", validateETSCodeHandler, false);
	xmlhttp.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
	xmlhttp.send("etsCode=" + etsCode + "&validateETSCode=" + validateETSCode);
	responseText = xmlhttp.responseText;
	if (responseText != "True") {
		clientside_arguments.IsValid = false;
	}
}

function SearchFunctions() {
	this.ClearControls = function() {
		$("#" + searchControls.InstNameSearchTextBox).val("");
		$("#" + searchControls.EtsCodeSearchTextBox).val("");
		$("#" + searchControls.CitySearchTextBox).val("");
		$("#" + searchControls.StateSearchDropDown).val("");
		$("#" + searchControls.CountrySearchDropDown).val("");

		var resultsSpan = document.getElementById(searchControls.SearchResultsLiteral);
		resultsSpan.innerHTML = "";
	}

	this.SearchInstitution = function(handler) {
		var institutionName = $("#" + searchControls.InstNameSearchTextBox).val();
		var etsCode = $("#" + searchControls.EtsCodeSearchTextBox).val();
		var city = $("#" + searchControls.CitySearchTextBox).val();
		var state = $("#" + searchControls.StateSearchDropDown).val();
		var contry = $("#" + searchControls.CountrySearchDropDown).val();

		try {
			xmlhttp = window.XMLHttpRequest ? new XMLHttpRequest() : new ActiveXObject("Microsoft.XMLHTTP");
		} catch (e) {
			alert(ResourceManager.GetString('JsInstitutionSearchBrowserNotSupported'));
			return;
		}
		xmlhttp.onreadystatechange = function() {
			UpdateEducationControl();
		}
		// Send the request. 
		xmlhttp.open("POST", handler);
		xmlhttp.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
		xmlhttp.send("institutionName=" + institutionName + "&etsCode=" + etsCode + "&city=" + city + "&state=" + state + "&contry=" + contry
			+ "&institutionListXSLFile=" + ResourceManager.GetString('InstitutionListXSLFile'));
	}

	function UpdateEducationControl() {
		if ((xmlhttp.readyState == 4) && (xmlhttp.status == 200)) {
			var resultsSpan = document.getElementById(searchControls.SearchResultsLiteral);
			if (xmlhttp.responseText != "")
				resultsSpan.innerHTML = xmlhttp.responseText;
			else
				resultsSpan.innerHTML = "";
		}
	}
};

function EducationListContainer() {
	var selectedRow;
	var templateRow;
	var removedRow;

	this.AddDegreeObject = function(degreeObject, degreeHiddenField) {
		var actualDegree;

		if ($("#" + degreeHiddenField).val() != "" && $("#" + degreeHiddenField).val() != undefined)
			actualDegree = JSON.parse($("#" + degreeHiddenField).val());
		else
			actualDegree = new Array();

		actualDegree.push(degreeObject);
		$("#" + degreeHiddenField).val(JSON.stringify(actualDegree));

		return actualDegree;
	}

	this.AddDegreeRow = function() {
		if (Page_ClientValidate("EducationGroup")) {
			var selectedDegreeIndex = $("#degreeTable").find("tr[class=selectedrow]").attr("indexId");
			var currentDegreeObject = this.GetDegreeObjectFromPanel(educationControls);
			this.EditDegreeObject(selectedDegreeIndex, educationControls.HiddenField, currentDegreeObject);
			var allDegreeObjects = this.AddDegreeObject(new degree(0, 0, 0, "", "", "", "", "", 0, 0, ""),
				educationControls.HiddenField);
			this.BuildDegreeTable(allDegreeObjects, educationControls.HiddenField);
			FillDegreePanel(new degree(0, 0, 0, "", "", "", "", "", 0, 0, ""), educationControls);
			this.SelectRow($("#degreeTable").find("tr:last"), false);
		}
	}

	this.BuildDegreeTable = function(listDegree, degreeHiddenField) {
		$("#degreeTable").empty();
		for (var i = 0; i <= (listDegree.length - 1); i = i + 1) {
			var removeButton =
                "<a name='removeButton' href='javascript:void(0);'>" +
                "<img height='18' src='../App_Themes/Default/Images/icon_delete_x.gif' border='0'/></a>";

			if (listDegree[i].InstitutionName == null) listDegree[i].InstitutionName = "";

			$("#degreeTable").append(
                        "<tr indexId='" + i + "'>" +
                            "<td width='90%'>" +
								"<span style='font-weight:bold'>" + GetFixedText( listDegree[i].InstitutionName ) + "&nbsp;</span>" +
                                "<span>" +
                                GetFixedText(GetTextFromValue(educationControls.DegreeDropDown, listDegree[i].DegreeId) + " " + GetTextFromValue(educationControls.CurriculumDropDown, listDegree[i].CurriculumId)) +
                                "</span>" +
	                            "</td>" +
                            "<td width='10%'>" +
                                removeButton +
                            "</td>" +
                        "</tr>");

			if (listDegree.length == 1)
				this.SelectRow($("#degreeTable").find("tr:first"), false);
		}

		$("#degreeTable").find("tr").click(
                    function() {
                    	educationList.SelectRow(this, true);
                    }
                    );

		$("#degreeTable").find("tr").find("a").click(
                    function() {
                    	educationList.RemoveRow(this.parentNode.parentNode)
                    }
                    );
	}

	this.DeleteDegreeObject = function(indexObject, degreeHiddenField) {
		var actualDegree;

		if ($("#" + degreeHiddenField).val() != "")
			actualDegree = JSON.parse($("#" + degreeHiddenField).val());

		actualDegree.splice(indexObject, 1);
		$("#" + degreeHiddenField).val(JSON.stringify(actualDegree));

		return actualDegree;
	}

	this.EditDegreeObject = function(indexObject, degreehiddenField, newDegreeObject) {
		var actualDegree;
		if ($("#" + degreehiddenField).val() != "" && $("#" + degreehiddenField).val() != undefined)
			actualDegree = JSON.parse($("#" + degreehiddenField).val());

		if (actualDegree != undefined) {
			actualDegree[indexObject] = newDegreeObject;
			$("#" + degreehiddenField).val(JSON.stringify(actualDegree));
		}
	}

	function FillDegreePanel(degreeObject, targetControlDegree) {

		if (degreeObject == undefined)
			return;
		
		if (degreeObject.DegreeId != 0)
			$("#" + targetControlDegree.DegreeDropDown).val(degreeObject.DegreeId);
		else
			$("#" + targetControlDegree.DegreeDropDown).val("");

		if (degreeObject.CurriculumId != 0)
			$("#" + targetControlDegree.CurriculumDropDown).val(degreeObject.CurriculumId);
		else
			$("#" + targetControlDegree.CurriculumDropDown).val("");

		if (degreeObject.HonorsId != 0)
			$("#" + targetControlDegree.HonorsDropDown).val(degreeObject.HonorsId);
		else
			$("#" + targetControlDegree.HonorsDropDown).val("");

		if (degreeObject.StartDate != null)
			$("#" + targetControlDegree.FromDate).val(degreeObject.StartDate);
		else
			$("#" + targetControlDegree.FromDate).val("");

		if (degreeObject.EndDate != null)
			$("#" + targetControlDegree.ToDate).val(degreeObject.EndDate);
		else
			$("#" + targetControlDegree.ToDate).val("");

		if (degreeObject.InstitutionName != null)
			$("#" + targetControlDegree.InstNameTextBox).val(degreeObject.InstitutionName);
		else
			$("#" + targetControlDegree.InstNameTextBox).val("");

		if (degreeObject.EtsCode != null)
			$("#" + targetControlDegree.EtsCodeTextBox).val(degreeObject.EtsCode);
		else
			$("#" + targetControlDegree.EtsCodeTextBox).val("");

		if (degreeObject.City != null)
			$("#" + targetControlDegree.InstCityTextBox).val(degreeObject.City);
		else
			$("#" + targetControlDegree.InstCityTextBox).val("");

		if (degreeObject.StateProvinceId != 0)
			$("#" + targetControlDegree.InstStateDropDown).val(degreeObject.StateProvinceId);
		else
			$("#" + targetControlDegree.InstStateDropDown).val("");

		if (degreeObject.CountryId != 0)
			$("#" + targetControlDegree.InstCountryDropDown).val(degreeObject.CountryId);
		else
			$("#" + targetControlDegree.InstCountryDropDown).val("");

		if (degreeObject.FiceCode != null)
			$("#" + targetControlDegree.FiceCodeTextBox).val(degreeObject.FiceCode);
		else
			$("#" + targetControlDegree.FiceCodeTextBox).val("");
	}

	this.GetAllDegreeObject = function(degreeHiddenField) {
	if ($("#" + degreeHiddenField).val() != "" && $("#" + degreeHiddenField).val() != undefined )
			return JSON.parse($("#" + degreeHiddenField).val());
		else
			return new Array();
	}

	this.GetDegreeObjectFromPanel = function(targetControlDegree) {
		var degreeObject = new degree(0, 0, 0, "", "", "", "", "", 0, 0, "");
		degreeObject.DegreeId = parseInt($("#" + targetControlDegree.DegreeDropDown).val());
		degreeObject.CurriculumId = parseInt($("#" + targetControlDegree.CurriculumDropDown).val());
		degreeObject.HonorsId = parseInt($("#" + targetControlDegree.HonorsDropDown).val());
		degreeObject.StartDate = $("#" + targetControlDegree.FromDate).val();
		degreeObject.EndDate = $("#" + targetControlDegree.ToDate).val();
		degreeObject.InstitutionName = $("#" + targetControlDegree.InstNameTextBox).val();
		degreeObject.EtsCode = $("#" + targetControlDegree.EtsCodeTextBox).val();
		degreeObject.City = $("#" + targetControlDegree.InstCityTextBox).val();
		degreeObject.StateProvinceId = parseInt($("#" + targetControlDegree.InstStateDropDown).val());
		degreeObject.CountryId = parseInt($("#" + targetControlDegree.InstCountryDropDown).val());
		degreeObject.FiceCode = $("#" + targetControlDegree.FiceCodeTextBox).val();
		return degreeObject;
	}

	function GetDegreeObject(indexObject, degreeHiddenField) {
		var actualDegree;
		if ($("#" + degreeHiddenField).val() != "" && $("#" + degreeHiddenField).val() != undefined)
			actualDegree = JSON.parse($("#" + degreeHiddenField).val());
		
		if(actualDegree != undefined)
			return actualDegree[indexObject];
			
	}

	function GetTextFromValue(targetDropDown, value) {
		if (value == null || value == "")
			return "";
		else {
			if (!isNaN(value)) {
				var dropDown = document.getElementById(targetDropDown);
				var index;
				for (i = 0; i < dropDown.length; i = i + 1) {
					if (dropDown.options[i].value == value) {
						index = i;
						break;
					}
				}
				var dropDownTex = dropDown.options[index].text;
				if (dropDownTex != undefined)
					return dropDownTex;
				else
					return "";
			}
			else
				return "";
		}
	}

	this.InitializeEducation = function() {

		var actualDegree = this.GetAllDegreeObject(educationControls.HiddenField);
		if (actualDegree.length == 0 || actualDegree.length == undefined) {
		}
		else {
			this.BuildDegreeTable(actualDegree, educationControls.HiddenField);
		}

		this.SelectRow($("#degreeTable").find("tr:first"), false);

		$("#" + educationControls.DegreeDropDown).change(this.UpdateSelectedRow);
		$("#" + educationControls.CurriculumDropDown).change(this.UpdateSelectedRow);		
		$("#" + educationControls.HonorsDropDown).change(this.UpdateSelectedRow);
		$("#" + educationControls.FromDate).change(this.UpdateSelectedRow);
		$("#" + educationControls.ToDate).change(this.UpdateSelectedRow);
		$("#" + educationControls.InstNameTextBox).change(this.UpdateSelectedRow);
		$("#" + educationControls.EtsCodeTextBox).change(this.UpdateSelectedRow);
		$("#" + educationControls.InstCityTextBox).change(this.UpdateSelectedRow);
		$("#" + educationControls.InstStateDropDown).change(this.UpdateSelectedRow);
		$("#" + educationControls.InstCountryDropDown).change(this.UpdateSelectedRow);
		$("#" + educationControls.FiceCodeTextBox).change(this.UpdateSelectedRow);
			
	}

	this.RemoveRow = function(row) {
		this.StoreCurrentObject();

		var degreeIndexDelete = $(row).attr("indexId");
		var actualSelectedDegreeIndex = $("#degreeTable").find("tr[class=selectedrow]").attr("indexId");
		var degreeDeleteRowClass = $(row).attr("class");
		var actualDegree = this.DeleteDegreeObject(degreeIndexDelete, educationControls.HiddenField);
		if (actualDegree.length == 0 || actualDegree.length == undefined) {
			FillDegreePanel(new degree(0, 0, 0, "", "", "", "", "", 0, 0, ""), educationControls);
		}

		this.BuildDegreeTable(this.GetAllDegreeObject(educationControls.HiddenField), educationControls.HiddenField);

		if (degreeDeleteRowClass == "selectedrow")
			this.SelectRow($("#degreeTable").find("tr:first"), false);
		else {
			if (degreeIndexDelete < actualSelectedDegreeIndex)
				this.SelectRow($("#degreeTable").find("tr[indexId=" + (actualSelectedDegreeIndex - 1) + "]"), false);
			else
				this.SelectRow($("#degreeTable").find("tr[indexId=" + actualSelectedDegreeIndex + "]"), false);
		}

		Page_ClientValidate("EducationGroup");
	}

	this.SelectRow = function(row, isEdit) {
		var isValidControl = true;

		if (isEdit == true) {
			isValidControl = Page_ClientValidate("EducationGroup");
			if (isValidControl == true) {
				var oldIndexObject = $("#degreeTable").find("tr[class=selectedrow]").attr("indexId");
				var oldDegreeObject = this.GetDegreeObjectFromPanel(educationControls);
				this.EditDegreeObject(oldIndexObject, educationControls.HiddenField, oldDegreeObject);
			}
		}
		if (isValidControl == true) {
			$(row).parent().find("tr").attr("class", "");
			$(row).attr("class", "selectedrow")

			var newIndexObject = $(row).attr("indexId");
			var degreeObject = GetDegreeObject(newIndexObject, educationControls.HiddenField);
			FillDegreePanel(degreeObject, educationControls);
			$("#" + educationControls.indexDegreeHidden).val(newIndexObject);
		}
	}

	this.StoreCurrentObject = function() {
		var selectedDegreeIndex = $("#degreeTable").find("tr[class=selectedrow]").attr("indexId");
		var currentDegreeObject = this.GetDegreeObjectFromPanel(educationControls);
		this.EditDegreeObject(selectedDegreeIndex, educationControls.HiddenField, currentDegreeObject);
	}

	function GetFixedText(textToFix) {
		if (textToFix.length > 25)
			textToFix = textToFix.substring(0, 25) + "..." + "<br />";
		else {
			if (textToFix != "")
				textToFix = textToFix + "<br />";
		}
		return textToFix;
	}

	function UpdateRow(row) {
		var spans = $(row).find("span");

		if (spans.length > 0) {
			var degreeText = GetTextFromValue(educationControls.DegreeDropDown, $("#" + educationControls.DegreeDropDown).val());
			var curriculumText = GetTextFromValue(educationControls.CurriculumDropDown, $("#" + educationControls.CurriculumDropDown).val());
			var educationName = $("#" + educationControls.InstNameTextBox).val();
			
			spans[0].innerHTML = GetFixedText(educationName);
			spans[1].innerHTML =GetFixedText( degreeText + " " + curriculumText);
		}
	}

	this.UpdateSelectedRow = function() {		
		var educationObjects = educationList.GetAllDegreeObject(educationControls.HiddenField);

		if (educationObjects.length == 0) {
			var listDegree = educationList.AddDegreeObject(educationList.GetDegreeObjectFromPanel(educationControls), educationControls.HiddenField);
			educationList.BuildDegreeTable(listDegree, educationControls.HiddenField);
		}
		
		var selectedRow = $("#degreeTable").find("tr[class=selectedrow]");

		UpdateRow(selectedRow);
		
	}

	this.saveEducationTable = function() {
		var oldIndexObject = $("#degreeTable").find("tr[class=selectedrow]").attr("indexId");
		var oldDegreeObject = this.GetDegreeObjectFromPanel(educationControls);
		if(oldIndexObject != undefined)
			this.EditDegreeObject(oldIndexObject, educationControls.HiddenField, oldDegreeObject);	
	}
};