//event handlers
$j(document).ready(function(){
	$j("#requestBtn").click(function(){
		
		validateForm();
	})
	
	$j(".telInput").each(function(){
					
		$j(this).keyup(function(){
			autoFocusNext($j(this), $j(this).attr("maxlength"));
		})
	})
})


//validate the form fields
function validateForm() {	
	var validated = true;

	if (!validate("text", $j("#input_0_39"), "stringOnly", false)) validated = false;
	if (!validate("text", $j("#input_0_40"), "alphanumeric", false)) validated = false;
	if (!validate("text", $j("#phoneExt"), "numericOnly", true)) validated = false;
	if (!validate("text", $j("#tel_1"), "numericOnly", false)) validated = false;
	if (!validate("text", $j("#tel_2"), "numericOnly", false)) validated = false;
	if (!validate("text", $j("#tel_3"), "numericOnly", false)) validated = false;
	if (!validate("text", $j("#input_0_41"), "alphanumeric", true)) validated = false;
	if (!validate("text", $j("#input_0_43"), "email", false)) validated = false;
	if (!validate("select", $j("#softwareSelect"), "alphanumeric", false)) validated = false;
	if (!validate("select", $j("#refererSelect"), "alphanumeric", false)) validated = false;
	if (!validate("text", $j("#input_0_41"), "alphanumeric", true)) validated = false;
	
	
	if (validated) {
		ajax_createDemoReq();	
	}
	else {
		$j("#bottomErrorMsg").html("Some of the information you've supplied is invalid. Please verify and try again.");
	}
}


/*
 * Automatically changes to focus to the next field once the 
 * given number of input chars has been reached
 * @fieldEle	obj			the DOM element that must be checked
 * @nbChars		int			threshold to attain before switching field
 */
function autoFocusNext(fieldEle, nbChars) {
	if (fieldEle.val().length >= nbChars) {
		$j("#"+fieldEle.attr("id")).next("input").focus();
		$j("#"+fieldEle.attr("id")).next("input").select();
	}
}


/*
 * Validates a given field with a given validation type
 * @fieldEle	obj			the DOM element that must be validated
 * @valType		string		type of validation that must be applied
 * @empty		boolean		if this field can be empty or not
 */
function validate(fieldType, fieldEle, valType, allowEmpty) {
	error = false;
	var legalChars = "";
	var errorMsg = "";
	
	if (fieldType == "text") {
		//verify if the field is empty, and if it's allowed to be empty
		if (allowEmpty == false) {
			if (fieldEle.val().length == 0) {
				errorMsg = "Ce champ est obligatoire";
				fieldEle.prevAll(".validationError").html(errorMsg);
				error = true;
			}
		}
		
		if (errorMsg == "") {
			switch(valType){
				case "stringOnly":
					legalChars = /^([a-zA-Z\ \-ãàâäáåÃÀÂÄÁÅéèêëÉÈÊËíìîïÍÌÎÏõòóôöÕÓÒÔÖùúûüÜÚÙÛçÇ])*$/;
					errorMsg = "This field can only contain letters and/or hyphens";
					break;
					
				case "alphanumeric":
					var legalChars = /^([a-zA-Z0-9\ \-ãàâäáåÃÀÂÄÁÅéèêëÉÈÊËíìîïÍÌÎÏõòóôöÕÓÒÔÖùúûüÜÚÙÛçÇ])*$/;
					errorMsg = "This field can only contain letters, numbers and hyphens";
					break;
					
				case "numericOnly":
					var legalChars = /^([0-9])*$/;
					errorMsg = "Ce champ ne peut contenir que des chiffres";
					break;
					
				case "email":
					var legalChars = /^([a-zA-Z0-9_.-])+@(([a-zA-Z0-9-])+.)+([a-zA-Z0-9]{2,4})+$/;
					errorMsg = "L'adresse de courriel soumise est invalide";
					break;
					
				//no filter
				default:
					var legalChars = /^.+$/;
				
				break;
			}

			
			if (!legalChars.test(fieldEle.val())) {
				error = true;
				//reset the error field
				$j("#"+fieldEle.attr("id")).prevAll(".validationError").html("");
				fieldEle.prevAll(".validationError").html(errorMsg);
			}
			
			else {
				//empty the error fields
				$j("#"+fieldEle.attr("id")).prevAll(".validationError").html("");
				$j("#bottomErrorMsg").html("");
				error = false;
			}
		}
	}
	
	if (fieldType == "select") {
		if (allowEmpty == false) {
			if ($j('select#'+fieldEle.attr("id")+' option:selected').attr("val") == 0 || $j('select#'+fieldEle.attr("id")+' option:selected').attr("val") == undefined) {
				error = true;
				errorMsg = "Please select a valid option within the list";
			}
		}
		
		
		if (error) {
			//reset the error field
			$j("#"+fieldEle.attr("id")).prevAll(".validationError").html("");
			fieldEle.prevAll(".validationError").html(errorMsg);
		}
		
		else {
			//empty the error fields
			$j("#"+fieldEle.attr("id")).prevAll(".validationError").html("");
			$j("#bottomErrorMsg").html("");
		}
		
	}
	
	if (error)
		return false;
	else
		return true;
	
}


function ajax_createDemoReq() {
	
	//display the loading screen
	$j("#msgLoading").css({"opacity" : 0, "display" : "block"});
	$j("#msgLoading").animate({"opacity" : 0.75}, 500)
	
	var formData =  $j("#demoForm").serialize();
		//alert (formData);
	var data = {
		action:'createDemoReq',
		formData: formData,
		productId: $j('#softwareSelect :selected').attr("val"),
		refererId: $j('#refererSelect :selected').attr("val"),
		ajax: true
	};
	
	$j.ajax({
		url: 'http://www.negotium.com/php/ajax.php',
		type: 'POST',
		data: data,
		success: function(cb) {
			//alert (cb);
			$j("#demoForm").html("<h3><span class='confirmation'>"+cb+"</span></h3>");
		}
	});

}


function isInt(s){return parseInt(s,10)===s;}