// Encoding: UTF-8
"use strict";


var allowSubmit = false;

//This will execute when your page is loaded
$(function(){
    //Required attribute fallback
    var form = $("form");
    form.submit(function() {
    	// detect Safari browser
    	var is_safari = navigator.userAgent.indexOf("Safari") > -1;
    	var is_Opera = navigator.userAgent.indexOf("OPR") > -1;
    	if (( navigator.userAgent.indexOf('Chrome') > -1 )&&(is_safari)) {is_safari=false;}
    	
        if (is_safari || is_Opera) {
               //If required attribute is not supported or browser is Safari (Safari thinks that it has this attribute, but it does not work), then check all fields that has required attribute
               ($('input,textarea,select').filter('[required]')).each(function() {
                     if (!$(this).val()) {
                           //If at least one required value is empty, then ask to fill all required fields.
                           alert("Please fill all required fields.");
                           return false;
                     }
               });
        }
		return verify_form();
    });
});

function capcha_filled () {
    allowSubmit = true;
}

function capcha_expired () {
    allowSubmit = false;
}

function hideBtn(){
	//test if fields are not empty
	if($('#civility').val() != '' && $('#name').val() != '' && $('#firstname').val() != '' 
		&& $('#email').val() != '' && $('#phoneNumber').val() != ''){
		$("#submit_btn").hide();
	}
}

function check_if_capcha_is_filled () {
    if(allowSubmit) return true;
    alert("Captcha must be filled");
    return false;
}

function isActivityFilled () {
    if($('#activityGroup :checkbox:checked').length > 0) {
        return true;
    } else {
        alert("At least one activity must be chosen");
        return false;
    }
}

function isInterestFilled () {
    if($('#interestGroup :checkbox:checked').length > 0) {
        return true;
    } else {
        alert("At least one interest must be chosen");
        return false;
    }
}

/**
 * verify_form
 * verify if the email provided is correct
 * @param boolean
 */			
function verify_form(){
	$("#submit_btn").hide();
	//verify email
	var reg = new RegExp('^[a-z0-9]+([_|\.|-]{1}[a-z0-9]+)*@[a-z0-9]+([_|\.|-]{1}[a-z0-9]+)*([\.]{1}[a-z0-9]+)$', 'i');
		
	if(!reg.test(document.getElementById("email").value)) {
	    alert("The email address entered is incorrect");
	    $("#submit_btn").show();
    	return (false);
    }

    // check if there is at least one joint
    if (!isActivityFilled()) {
        $("#submit_btn").show();
        return (false);
    }

    // check if there is at least one interest
    if (!isInterestFilled()) {

        $("#submit_btn").show();
        return (false);
    }

    // check if captcha is filled
    if (!check_if_capcha_is_filled()) {
	    $("#submit_btn").show();
    	return (false);
    }

    return true;
}