//Appends an element to the document
var appendHtml = function (element, html) {
    var div = document.createElement('div');
    div.innerHTML = html;
    while (div.children.length > 0) {
        element.appendChild(div.children[0]);
    }
}

async function AddHeaderScripts() {

    Log("Jquery Check");

    if ('undefined' == typeof window.jQuery) {

        var jQueryScript = document.createElement('script');
        jQueryScript.setAttribute('src','https://ajax.googleapis.com/ajax/libs/jquery/3.1.1/jquery.min.js');
        document.head.appendChild(jQueryScript);

        var count = 0;
        //Check if Jquery is running yet?
        while (!window.hasOwnProperty("jQuery")) {
    
           Log("waiting for jQuery");
           await new Promise(r => setTimeout(r, 250));
           count++;

           //Stop infinateloop maxtime 5s
           if (count > 20) {
              break;
           }
        }
    }


    AddScripts()
}

function AddScripts() {

    if ('undefined' != typeof window.jQuery) {
        Log("jQuery Installed");
        $("head").append($("<script></script>").attr("src","https://www.c-level.earth//scripts/autocomplete/autocomplete-combined.js"));
        $("head").append($("<link rel='stylesheet' type='text/css' href='https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.1.1/css/all.min.css' />"));

        Log("All header scripts loaded");

    } else {
        
        Log("jQuery NOT Installed");

        //Jquery didnt insert properly calculator wont run. 
        alert("Jquery could not be installed, please refresh and try again.");
    }
}



//Global pramas
var quoteParmId = getParameterByName("oid");
var cancelParm = getParameterByName("c");

/* START Global Functions */

//Gets a query string parameter by name
function getParameterByName(name, url) {
    if (!url) url = window.location.href;
    name = name.replace(/[\[\]]/g, '\\$&');
    var regex = new RegExp('[?&]' + name + '(=([^&#]*)|&|#|$)'),
        results = regex.exec(url);
    if (!results) return null;
    if (!results[2]) return '';
    return decodeURIComponent(results[2].replace(/\+/g, ' '));
}

//Hide all the steps in the calculator
function HideStep() {
    $('.clevel-step').hide();
}

//Reloads the page
function ReloadPage() {

    Log("Page reload");
    window.location.reload();
}

//logging
function Log(message) {

    if (balanceAPI.DeveloperMode) {
        console.log(message)
    }
}

//Get a property from an object by name
function GetProperty(item, name) {
    if (item[name]) {
       return item[name];
    }

    return "Key not found";
};

/* END Global Functions */


/* START API Functions */

async function FetchHtml(url){

    var fetchedData = await fetch(url, {headers: {'apikey': balanceAPI.ApiKey},})

    .then(response => response.text())
    .then(responseBody => {
            Log("FetchHtml:Complete " +url)
            Log("FetchHtml:Text " +responseBody.toString())
            return responseBody.toString();
    })
    .catch(error => {
            console.error(error);
    });

    return fetchedData;
}

async function GetJSONFromAPI(url, result) {

    var fetchedData = await fetch(url, {headers: {'apikey': balanceAPI.ApiKey, 'Content-Type': 'application/json'},})
            .then(response => response.json())
            .then(responseBody => {
                    Log("Fetch:Complete " +url)
                    Log("Fetch:JSON " +JSON.stringify(responseBody))
                    result = responseBody;

            })
            .catch(error => {
                    Log(error);
                    return null;
    });

    return result;
}


function GetJQueryAPICall(url){

    var result = null;

    $.ajax({
            method: "GET",
            url: url,
            headers: {
                'apikey': balanceAPI.ApiKey,
                'Content-Type': 'application/json'
            },
            contentType: "application/json",
            async: false,
            error: function () {
                alert("An error has occured please check entered data and try again!");
            }
    }).done(function (data) {

        Log("GetJQueryAPICall" +data);
        result =  data;
    });

    return result;

}


function PostUpdate(url, postData) {

    var _data = JSON.stringify(postData);

    Log("PostUpdate" +_data);

    $.ajax({
            method: "POST",
            url: balanceAPI.ApiUrl + url,
            headers: {
                'apikey': balanceAPI.ApiKey,
                'Content-Type': 'application/json'
            },
            contentType: "application/json",
            async: false,
            data: _data,
            error: function () {
                alert("An error has occured please check entered data and try again!");
            }
            }).done(function (data) {

                balanceAPI.UpdateResponse = data;

                Log(data)
            });
}

function PostCombine(postData) {

 var _data = JSON.stringify(postData);

    $.ajax({
            method: "POST",
            url: balanceAPI.ApiUrl + "/v1/quote/combine",
            headers: {
                'apikey': balanceAPI.ApiKey,
                'Content-Type': 'application/json'
            },
            contentType: "application/json",
            async: false,
            data: _data,
            error: function () {
                alert("An error has occured please check entered data and try again!");
                balanceAPI.QuoteDetails = null;
            }
      }).done(function (data) {

            Log("PostCombine" +data)
            balanceAPI.QuoteDetails = data;
      });
}

function PostCalculation(url, postData) {

    if(balanceAPI.Error) {
        return;
    }

    var _data = JSON.stringify(postData);

    $.ajax({
            method: "POST",
            url: balanceAPI.ApiUrl + url,
            headers: {
                'apikey': balanceAPI.ApiKey,
                'Content-Type': 'application/json'
            },
            contentType: "application/json",
            async: false,
            data: _data,
            error: function () {
                alert("An error has occured please check entered data and try again!");
                //balanceAPI.QuoteDetails = null; try not resetting just not updating.
                return false;
            }
      }).done(function (data) {

            Log("PostCalculation" +data)

            //Do we already have a quote?
            if(balanceAPI.QuoteDetails == null) {
                balanceAPI.QuoteDetails = data;
                return true;
            }

            Log("Combine needed");

            currentQuoets = GetCombinedQuote(data.QuoteId);

            Log("Quote Combine" +JSON.stringify(currentQuoets));

            PostCombine(currentQuoets);
      });
}
/* END API Functions */


/* START Object Functions */

function GetCombinedQuote(quoteId) {

    var Quote = {QuoteIds:[]};

    if(quoteId != null) {
        Quote.QuoteIds.push(quoteId);
    }

    var push = true;

    if(typeof balanceAPI.QuoteDetails !== undefined) {

        balanceAPI.QuoteDetails?.Quotes?.forEach(function(item) {

            Quote.QuoteIds.push(item.QuoteId);
                push = false;
        });

        if(push) {
            //We only have one quote, push
            Quote.QuoteIds.push(balanceAPI.QuoteDetails.QuoteId);
        }
    }

    return Quote;
}

function GetUpdateObject() {

    var QuoteId = balanceAPI.QuoteDetails.QuoteId;
    var Personalisation = "";
    var CertificateSendEmail = "";

    var perObj = $("input[name='clevel-cert-name']");
    if (typeof perObj != 'undefined') {
        Personalisation = $(perObj).val();
    }

    var emailObject = $("input[name='clevel-cert-email']");
    if (typeof emailObject != 'undefined') {
        CertificateSendEmail = $(emailObject).val();
    }

    var SendCertificate = balanceAPI.SendCertificate;
    var Reference = balanceAPI.Referance;

    var UrlReferer = window.location.href;
    UrlReferer = UrlReferer.replace(/\#.*/, '');
    UrlReferer = UrlReferer.replace(/\?.+/g, "$'");

    return {
      QuoteId,
      CertificateSendEmail,
      Personalisation,
      SendCertificate,
      Reference,
      UrlReferer,
    };
}

//Checks is the broswer is mobile width
function MobileCheck() {

    var isMobile = window.matchMedia("only screen and (max-width: 559px)").matches;

    if(isMobile) {
        return true;
    }
}

function ScrollToResolver(elem) {
  // Check if elem is not null and is a DOM element
  if (!elem || !(elem instanceof Element)) {
    return;
  }

  var jump = parseInt(elem.getBoundingClientRect().top * .2);
  document.body.scrollTop += jump;
  document.documentElement.scrollTop += jump;
  //lastjump detects anchor unreachable, also manual scrolling to cancel animation if scroll > jump
  if (!elem.lastjump || elem.lastjump > Math.abs(jump)) {
    elem.lastjump = Math.abs(jump);
    setTimeout(function() {
      ScrollToResolver(elem);
    }, "100");
  } else {
    elem.lastjump = null;
  }
}


function formatZeroPadding(dateString) {
    return dateString < 10 ? '0' + dateString : dateString.toString();
}

function ClearFormForNextCalculation()
{
    // Check if the elements exist and then set their values to an empty string
    if ($("#clevel-from").length) {
        $("#clevel-from").val("");
    }

    if ($("#clevel-to").length) {
        $("#clevel-to").val("");
    }
}

/* END Object Functions */




//Flight prams in queryString
var clevelFlightFrom = getParameterByName("clevelfrom");
var clevelFlightTo = getParameterByName("clevelto");
var clevelFlightClass = getParameterByName("clevelclass");
var clevelFlightPassangers = getParameterByName("clevelpass");

var flightHtmlDashSteps = "<div id='clevel-dash-appened' class='current-page clevel-dash-flight select'></div>";






//Set and changes the dashset settings
function DashStepSettings() {


}

//Sets and shows the correct step
function ShowStep() {

    HideStep();

    DashStepSettings();

    $(balanceAPI.Step).show();

    $(".clevel-step-dash>div").removeClass("select");

    DashStepSettings();

    //dash step name
    var dashStep = balanceAPI.Step +"-dash";
    $(dashStep).addClass("select");

    //Show the correct buttons
    $(".clevel-add-another").hide();
    $(".clevel-offset").hide();
    $(".clevel-calculate").show();

    Log("ShowStep()");
    Log("Show Step" +dashStep);

    //Scroll to new step top.
    var srcollElementId = balanceAPI.Step.replace('.', '');
    Log("Call scroll with element " +srcollElementId);

    var element = document.getElementById(srcollElementId);  
    ScrollToResolver(element);
}


var balanceAPI = {
    ApiKey: "gS7np5XXUAA5Q4kar8WuunvSqrzdu4L2",
    ApiUrl: "https://api.c-level.earth",
    Calculator:"Flight",
    CalculatorHtmlUrl: "",
    CalculationHtml: "",
    CalculatorElement: "clevel-calculator",
    CartHtml: "",
    DeveloperMode: false,
    Equivalence:null,
    HtmlRoot: "https://www.c-level.earth",
    Referance:"",
    Error:false,
    SandboxMode: false,
    SendCertificate:true,
    Step:".clevel-step-one",
    NavigationHtml: "",
    QuoteDetails:null,
    Initialize: function () {
        Initialize();
    }
};




async function SetEquivilance(calHtml) {

    var CO2Kg = parseInt(balanceAPI.QuoteDetails.Co2Total_Kg);

    Log("CO2kg:" +CO2Kg);

    var url = balanceAPI.ApiUrl +"/v1/equivalence/co2/" +CO2Kg
    var _data = await GetJSONFromAPI(url, balanceAPI.Equivalence);

    Log("EQUDATA" +_data);

    balanceAPI.Equivalence = _data

    Log("balanceAPI.Equivalence" +JSON.stringify(balanceAPI.Equivalence));

    var cal = document.getElementById(balanceAPI.CalculatorElement);

    if (cal) {

        balanceAPI.Equivalence.forEach(item => {

            var name = GetProperty(item, "Name")

            if(name == "Black Coffee") {
                calHtml = EquivilanceShow(calHtml, item, "ONE")
            }

            if(name == "Mobile") {
                calHtml = EquivilanceShow(calHtml, item, "TWO")
            }

            if(name == "Allowance") {
                calHtml = EquivilanceShow(calHtml, item, "THREE")
            }
        });

        Log("Calculator Replaced HTML:" +calHtml)
    }

    return calHtml;
}

function EquivilanceShow(calHtml, item, EQUTEXT){

    var iconName = "==EQU" +EQUTEXT +"ICON=="
    var icon = GetProperty(item, "FontAwesomeIconCss")

    var textName = "==EQU" +EQUTEXT +"TEXT=="
    var textDescription = GetProperty(item, "Description")

    var totalName = "==EQU" +EQUTEXT +"NUMBER=="
    var total = GetProperty(item, "Total")

    var unitName = "==EQU" +EQUTEXT +"UNIT=="
    var unit = GetProperty(item, "Unit")

    var totalFixed = 0;

    if(total > 0)
    {
        totalFixed = total.toFixed(0)
    }

    calHtml = calHtml.toString().replaceAll(iconName,icon);
    calHtml = calHtml.toString().replaceAll(textName, textDescription);
    calHtml = calHtml.toString().replaceAll(totalName, totalFixed);
    calHtml = calHtml.toString().replaceAll(unitName, unit);



    Log("Calhtml equivilance replaced");

    return calHtml;
}





function SetBloodHound() {

    autocomplete = new Bloodhound({
        datumTokenizer: Bloodhound.tokenizers.obj.whitespace('value'),
        queryTokenizer: Bloodhound.tokenizers.whitespace,
        limit: 20,
        sufficient: 20,
        remote: {
            url: balanceAPI.ApiUrl + '/v1/airport/autocomplete/',
            prepare: function (query, settings) {
                settings.url = settings.url + query,
                    settings.headers = {
                        'apikey': balanceAPI.ApiKey,
                    };
                return settings;
            },
            filter: function (autocomplete) {
                // Map the remote source JSON array to a JavaScript object array
                return autocomplete.map(function (item) {
                    if (item) { // Check if the item is not null
                        return {
                            value: item.IataCode + '-' + item.AirportName,
                            text: item.AirportName
                        };
                    }
                    return null;
                }).filter(function (item) { return item !== null; }); // This will remove any null values from the mapped array
            }

        }
    });

    autocomplete.initialize();

    Log("SetBloodhound - complete")
}


function SetAutoComplete(htmlObject) {

        Log("SetAutoComplete on:" +htmlObject.attr("id"))

        // Instantiate the Typeahead UI
        htmlObject.typeahead(null, {
        displayKey: 'value',
        limit: 19, // This controls the number of suggestions displayed
        source: autocomplete.ttAdapter(),
        templates: {
            suggestion: Handlebars.compile("<p'>{{value}}</p>"),
                footer: Handlebars.compile("<b>Searched for '{{query}}'</b>")
                }
        });
}




/* START CART FUNCTIONS */

async function BuildCart(){

    var cartHtml = "";
    var cartTemplateUrl = balanceAPI.HtmlRoot + "/Html/Cart";
    var cartSingleLineHtml = await FetchHtml(cartTemplateUrl);

    //No quote is Set
    if (balanceAPI.QuoteDetails === undefined || balanceAPI.QuoteDetails === null) {

        Log("No quotes")
        balanceAPI.CartHtml = cartHtml;

    } else {

        cartHtml = "";
        //Add heading to the cart.
        cartHtml = '<h3>Items Added:</h3><hr />'

        //We have single quote
        if(balanceAPI.QuoteDetails.Quotes === undefined || balanceAPI.QuoteDetails.Quotes === null){

            cartHtml = cartHtml +CartOrderlineHtml(balanceAPI.QuoteDetails, cartSingleLineHtml);

        } else {

            //We have mulitple quotes
            balanceAPI.QuoteDetails?.Quotes?.forEach(item => {

                var result = CartOrderlineHtml(item, cartSingleLineHtml);
                cartHtml = cartHtml +result;

            });
        }
    }

    balanceAPI.CartHtml = "<div class='clevel-cart-continer'>" + cartHtml +"</div>";

    //Are we replacing the current cart?
    var cartElement = document.getElementsByName("clevel-cart-continer");

    Log("Element found:" +cartElement)

    if(cartElement) {
        Log("CartHtml: replaced")

        $(".clevel-cart-continer").replaceWith(balanceAPI.CartHtml);
    }

    //Set the cart functions
    CartFunctions();
}

function CartOrderlineHtml(quoteDetails, cartSingleLineHtml) {

    var newCartLine = cartSingleLineHtml;

    var tonnesCO2 = GetProperty(quoteDetails, "Co2Total_Tonne");
    var shortDescription = GetProperty(quoteDetails, "ShortDescription");
    var metaDataHtml = CartMetaData(quoteDetails.MetaData);
    var quoteId = GetProperty(quoteDetails, "QuoteId");

    newCartLine = newCartLine.replaceAll("==QUOTEID==", quoteId);
    newCartLine = newCartLine.replaceAll("==CO2TONNES==", tonnesCO2);
    newCartLine = newCartLine.replaceAll("==SHORTDISCRIPTION==", shortDescription);
    newCartLine = newCartLine.replaceAll("==METADATA==", metaDataHtml);

    return newCartLine;
}


function CartMetaData(metaData) {

    var str = "";

    if (typeof metaData != 'undefined') {

        metaData.forEach(item => {

                var metaDataString = "<li><span class='font-weight-bol'>==NAME==:</span><span>==VALUE==</span></li>";
                var metaName = GetProperty(item, "Name");
                var metaValue = GetProperty(item, "Value");

                metaDataString = metaDataString.replace("==NAME==", metaName);
                metaDataString = metaDataString.replace("==VALUE==", metaValue);

                str = str + metaDataString;
        });
    }

    return str;
}


function CartFunctions() {

    $(".cart-view").click(function() {
        Log("cart view toggle");

        var showElement = $(this).nextAll(".cart-item");
        Log("Element to toggle:" +showElement)
        showElement.toggle();
    });

    $(".cart-delete").click(function() {
        var quoteId = $(this).data("quoteid")
        Log("Cart-Delete-Click: " +quoteId)
        CartDelete(quoteId);
        BuildCart();
    });

}

function CartDelete(quoteId) {

    var mainQuoteId = GetProperty(balanceAPI.QuoteDetails, "QuoteId");

    if(mainQuoteId == quoteId) {

        balanceAPI.QuoteDetails = null;//There was only one quote just blank it.
        Log("Cart-item-cleared-removed:" +quoteId);
        ReloadPage();
        return;
    }

    //Do we have lots of quotes find index in array and remove.
    balanceAPI.QuoteDetails?.Quotes?.forEach(function(item, index, object) {

          var itemQuoyeId = GetProperty(item,"QuoteId")

          if (itemQuoyeId === quoteId) {
            object.splice(index, 1);

            Log("Cart-item-removed:" +quoteId);
          }
    });

    Log("Cart-item-count:" +balanceAPI.QuoteDetails?.Quotes?.length);

    //Have we removed all the quotes?
    if(balanceAPI.QuoteDetails?.Quotes?.length == 0) {

        ReloadPage();
        return;
    }

    //Replace the current calulation back to the replacment text
    if(balanceAPI.Step == ".clevel-step-calculation") {

        $(".clevel-step-calculation").replaceWith(balanceAPI.CalculationHtml);

        currentQuoets = GetCombinedQuote();

        Log("Quote Combine" +JSON.stringify(currentQuoets));

        PostCombine(currentQuoets);

        Calculate();

        ShowCalculation();
    }
}


async function Initialize() {
    
    //First make sure all scripts are on the page 
    await AddHeaderScripts();

    Log("balanceAPI.SandboxMode" +balanceAPI.SandboxMode);

    if(balanceAPI.SandboxMode) {

        Log("Model.ApiSandboxRootUrl:https://sandbox-api.c-level.earth");

        balanceAPI.ApiUrl = "https://sandbox-api.c-level.earth";
        balanceAPI.HtmlRoot = "https://sandbox.c-level.earth";
    }

    Log("balanceAPI.ApiUrl" +balanceAPI.ApiUrl);
    Log("balanceAPI.HtmlRoot" +balanceAPI.HtmlRoot);

    var bootstrapCss = '<link rel="stylesheet" href="' + balanceAPI.HtmlRoot +'/v2/css/bootstrap-carbon.css' +'" type="text/css" />'
    appendHtml(document.head, bootstrapCss);
   
    var customCssUrl = '<link rel="stylesheet" href="' + balanceAPI.HtmlRoot +'/Css/Index/' + balanceAPI.ApiKey + '" />'
    appendHtml(document.head, customCssUrl);

    if (balanceAPI.Calculator == "Flight") {

        balanceAPI.NavigationHtml = balanceAPI.HtmlRoot + "/htmlnavigation/flightcalculator"
        balanceAPI.CalculatorHtmlUrl = balanceAPI.HtmlRoot + "/html/flightcalculator"
    }

    if (balanceAPI.Calculator == "Accommodation") {
        balanceAPI.NavigationHtml = balanceAPI.HtmlRoot + "/htmlnavigation/accommodationcalculator"
        balanceAPI.CalculatorHtmlUrl = balanceAPI.HtmlRoot + "/html/accommodationcalculator"
    }

    if (balanceAPI.Calculator == "Business") {
        balanceAPI.NavigationHtml = balanceAPI.HtmlRoot + "/htmlnavigation/businesscalculator"
        balanceAPI.CalculatorHtmlUrl = balanceAPI.HtmlRoot + "/html/businesscalculator"
    }

    if (balanceAPI.Calculator == "Carbon") {
        balanceAPI.NavigationHtml = balanceAPI.HtmlRoot + "/htmlnavigation/carboncalculator"
        balanceAPI.CalculatorHtmlUrl = balanceAPI.HtmlRoot + "/html/carboncalculator"
    }

    if (balanceAPI.Calculator == "Car") {
        balanceAPI.NavigationHtml = balanceAPI.HtmlRoot + "/htmlnavigation/carcalculator"
        balanceAPI.CalculatorHtmlUrl = balanceAPI.HtmlRoot + "/html/carcalculator"
    }

    if(balanceAPI.Calculator == "Tree") {
        balanceAPI.CalculatorHtmlUrl = balanceAPI.HtmlRoot + "/html/treecalculator"
        balanceAPI.NavigationHtml = balanceAPI.HtmlRoot + "/htmlnavigation/treecalculator"
    }

    if(balanceAPI.Calculator == "Gas") {
        balanceAPI.CalculatorHtmlUrl = balanceAPI.HtmlRoot + "/html/gascalculator"
        balanceAPI.NavigationHtml = balanceAPI.HtmlRoot + "/htmlnavigation/gascalculator"
    }

    if(balanceAPI.Calculator == "Electric") {
        balanceAPI.CalculatorHtmlUrl = balanceAPI.HtmlRoot + "/html/electriccalculator"
        balanceAPI.NavigationHtml = balanceAPI.HtmlRoot + "/htmlnavigation/electriccalculator"
    }

    if(balanceAPI.Calculator == "Percapita") {
        balanceAPI.CalculatorHtmlUrl = balanceAPI.HtmlRoot + "/html/percapitacalculator"
        balanceAPI.NavigationHtml = balanceAPI.HtmlRoot + "/htmlnavigation/percapitacalculator"
    }

    if(balanceAPI.Calculator == "FilmProduction") {
        balanceAPI.CalculatorHtmlUrl = balanceAPI.HtmlRoot + "/html/filmproductioncalculator"
        balanceAPI.NavigationHtml = balanceAPI.HtmlRoot + "/htmlnavigation/filmproductioncalculator"
    }

    if(balanceAPI.Calculator == "FilmLights") {
        balanceAPI.CalculatorHtmlUrl = balanceAPI.HtmlRoot + "/html/filmlightscalculator"
        balanceAPI.NavigationHtml = balanceAPI.HtmlRoot + "/htmlnavigation/filmlightscalculator"
    }

    if(balanceAPI.Calculator == "FilmLocation") {
        balanceAPI.CalculatorHtmlUrl = balanceAPI.HtmlRoot + "/html/filmlocationcalculator"
        balanceAPI.NavigationHtml = balanceAPI.HtmlRoot + "/htmlnavigation/filmlocationcalculator"
    }

    //Multistep cals
    if(balanceAPI.Calculator == "Energy") {
        balanceAPI.NavigationHtml = balanceAPI.HtmlRoot + "/htmlnavigation/energycalculator"
        balanceAPI.CalculatorHtmlUrl = balanceAPI.HtmlRoot + "/html/energycalculator"
    }

    if(balanceAPI.Calculator == "Film") {
        balanceAPI.NavigationHtml = balanceAPI.HtmlRoot + "/htmlnavigation/filmcalculator";
        balanceAPI.CalculatorHtmlUrl = balanceAPI.HtmlRoot + "/html/filmcalculator";
    }

    if(balanceAPI.Calculator == "Travel") {
        balanceAPI.NavigationHtml = balanceAPI.HtmlRoot + "/htmlnavigation/travelcalculator"
        balanceAPI.CalculatorHtmlUrl = balanceAPI.HtmlRoot + "/html/travelcalculator"
    }

    BuildCart();

    BuildHtml();

    CartFunctions();
};

function Calculate() {

    Log("Calculate() called");

    balanceAPI.Error = false;

    //Set the client referance if there is one for the quote
    if($('#clevel-clientref').length) {
        var _ref = $("#clevel-clientref").val();

        if(_ref) {
            balanceAPI.Referance = _ref;
            Log("Referance set:" +balanceAPI.Referance);
        }
    }

    //Call the correct Calculate function
    if(balanceAPI.Calculator == "Flight" || balanceAPI.Step == ".clevel-step-flight") {
        FlightCalculate();
    }

    if(balanceAPI.Calculator == "Accommodation" || balanceAPI.Step == ".clevel-step-accommodation") {
        AccommodationCalculate();
    }

    if(balanceAPI.Calculator == "Business") {
        BusinessCalculate();
    }

    if(balanceAPI.Calculator == "Carbon") {
        CarbonCalculate();
    }

    if(balanceAPI.Calculator == "Car" || balanceAPI.Step == ".clevel-step-car") {
        CarCalculate();
    }

    if(balanceAPI.Calculator == "Gas" || balanceAPI.Step == ".clevel-step-gas") {
        GasCalculate();
    }

    if(balanceAPI.Calculator == "Electric" || balanceAPI.Step == ".clevel-step-electric") {
        ElectricCalculate();
    }

    if(balanceAPI.Calculator == "FilmProduction" || balanceAPI.Step == ".clevel-step-filmproduction") {
        FilmProductionCalculate();
    }

    if(balanceAPI.Calculator == "FilmLights" || balanceAPI.Step == ".clevel-step-filmlights") {
        FilmLightsCalculate();
    }

    if(balanceAPI.Calculator == "FilmLocation" || balanceAPI.Step == ".clevel-step-filmlocation") {
        FilmLocationCalculate();
    }

    if(balanceAPI.Calculator == "Tree") {
        TreeCalculate();
    }

     if(balanceAPI.Calculator == "Percapita") {
        PerCapitaCalculate();
    }

    //MultiStep start points
    if(balanceAPI.Calculator == "Energy") {
        if(balanceAPI.Step == ".clevel-step-one") { 
            GasCalculate();
        }
    }

    if(balanceAPI.Calculator == "Business") {
        if(balanceAPI.Step == ".clevel-step-one") { 
            BusinessCalculate(); 
        }
    }

    if(balanceAPI.Calculator == "Film") {
        if(balanceAPI.Step == ".clevel-step-one") { 
            FilmLocationCalculate();
        }
    }

    if(balanceAPI.Calculator == "Travel") {
        if(balanceAPI.Step == ".clevel-step-one") { 
            FlightCalculate();
        }
    }
};

async function SetNavigation() {

    //Remove the selected tag from nav
    $("a").removeClass("clevel-nav-selected");

    Log("SetNavigation()");

    var navSelector = balanceAPI.Step.replace('-dash','');
    navSelector = navSelector.replace('step','next');

    Log("Nav selector:" +navSelector);

    if($(navSelector)) {
        $(navSelector).addClass("clevel-nav-selected");
    }

    //Next Steps
    $(".clevel-next-calculation").click(function() {

        Log("clevel-net-calculation click()")

        //Only show cal if there is a QuoteDetails
        if(balanceAPI.QuoteDetails) {
            ShowCalculation();
        } else {
            
            if(!balanceAPI.Error) {
                alert("You cant see the results until you have made an offset");
            }

            balanceAPI.Error = true;
        }
    })

    $(".clevel-next-flight").click(function() {
        balanceAPI.Step = ".clevel-step-flight"
        ShowStep();
        SetNavigation();
        Settings();
    })

    $(".clevel-next-filmlights").click(function() {
        balanceAPI.Step = ".clevel-step-filmlights"
        ShowStep();
        SetNavigation();
        Settings();
    })

    $(".clevel-next-filmlocation").click(function() {
        balanceAPI.Step = ".clevel-step-filmlocation"
        ShowStep();
        SetNavigation();
        Settings();
    })

    $(".clevel-next-filmproduction").click(function() {
        balanceAPI.Step = ".clevel-step-filmproduction"
        ShowStep();
        SetNavigation();
        Settings();
    })

    $(".clevel-next-car").click(function() {
        balanceAPI.Step = ".clevel-step-car"
        ShowStep();
        SetNavigation();
        Settings();
    })

    $(".clevel-next-accommodation").click(function() {
        balanceAPI.Step = ".clevel-step-accommodation"
        ShowStep();
        SetNavigation();
        Settings();
    })

    $(".clevel-next-gas").click(function() {
        balanceAPI.Step = ".clevel-step-gas"
        ShowStep();
        SetNavigation();
        Settings();
    })

    $(".clevel-next-electric").click(function() {
        balanceAPI.Step = ".clevel-step-electric"
        ShowStep();
        SetNavigation();
        Settings();
    })
}

async function ButtonEvents() {

    Log("ButtonEvents() called")

    //Add item without moving.
    $(".clevel-add").click(function() {
        Log("clevel-add click()")
        Calculate();
    
        if(!balanceAPI.Error) {
            BuildCart();
            ShowAddAnother()
        }

        var srcollElementId = balanceAPI.Step.replace('.', '');

        if(element == null || element.length === 0) {
            //Cant find the correct element scroll to the top
            srcollElementId = "clevel-calculator";
        }

        var element = document.getElementById(srcollElementId);

        Log("Call scroll with element " +srcollElementId);
        
        ScrollToResolver(element);
    })

    $('.clevel-add-another-button').click(function() {

        $(".clevel-calculate").show();
        $(".clevel-add-another").hide();

        var srcollElementId = balanceAPI.Step.replace('.', '');
        Log("Call scroll with element " +srcollElementId);
        ScrollToResolver(document.getElementById(srcollElementId));

        // Check if the elements exist and then set their values to an empty string
        ClearFormForNextCalculation();
    })

    $("#clevel-show-price").click(function() {
        Log("clevel-show-price click()")
        ShowCalculation();
    })

    $("#clevel-calculate-price").click(function() {

        Log("clevel-calculate-price click()")
        Calculate();
        ShowCalculation();
                    
        //Wait 
        setTimeout(function (){}, 500);
        //Scroll to element
        ScrollToResolver(document.getElementById("clevel-step-calculation"));
    })
}

async function BuildProjectHtml(calHtml) {
    
    var projectsHtml = await FetchHtml(balanceAPI.HtmlRoot + "/html/projects/" +balanceAPI.ApiKey);
    calHtml = calHtml.toString().replaceAll("==PROJECTS==", projectsHtml);

    return calHtml

}

async function BuildNavigationHtml(calculatorHtml) {
    //Add the navigation
    var navigationResultsHtml = "";
    
    if(balanceAPI.NavigationHtml.length) {
        var navigationResultsHtml = await FetchHtml(balanceAPI.NavigationHtml);
    }
            
    calculatorHtml = calculatorHtml.toString().replaceAll("==NAVIGATION==", navigationResultsHtml);

    return calculatorHtml;
}

async function Settings() {
    //Set the settings
    if(balanceAPI.Calculator == "Flight") {
        await FlightSettings()
    }

    //Apply settings
    if(balanceAPI.Calculator == "Business") {
        await BusinessSettings();                
    }

    //Apply settings
    if(balanceAPI.Calculator == "Carbon") {
        await CarbonSettings();                
    }

    if(balanceAPI.Calculator == "Car") {
        await CarSettings();                
    }

    if(balanceAPI.Calculator == "Gas") {
        await GasSettings();                
    }

    if(balanceAPI.Calculator == "Energy") {
        await GasSettings();              
    }

    if(balanceAPI.Calculator == "Film") {
        await CarSettings();              
        await FlightSettings()
    }

    if(balanceAPI.Calculator == "Travel") {
        await FlightSettings();
        await CarSettings();  
    }
}

async function BuildHtml() {

        var cal = document.getElementById(balanceAPI.CalculatorElement);

        if (cal) {
            
            //Build Caclulation results HTML template            
            var calulatorResultsHtml = await FetchHtml(balanceAPI.HtmlRoot + "/html/calculation");
            calulatorResultsHtml = calulatorResultsHtml.toString().replaceAll('==CART==', balanceAPI.CartHtml);

            balanceAPI.CalculationHtml = calulatorResultsHtml;

            //Build full calculator HTML
            var calculatorHtml = await FetchHtml(balanceAPI.CalculatorHtmlUrl);

            calculatorHtml = calculatorHtml.toString().replaceAll("==CALCULATION==", calulatorResultsHtml);
            calculatorHtml = calculatorHtml.toString().replaceAll('==CART==', balanceAPI.CartHtml);

            calculatorHtml = await BuildProjectHtml(calculatorHtml);

            calculatorHtml = await BuildNavigationHtml(calculatorHtml);
            
            //Set the Calculator inner HTML
            cal.innerHTML = calculatorHtml;

            if (typeof c !== "undefined" && c != null) {
               alert("Your transaction has been canceled")
               window.location.replace(location.pathname);
            }

            if (typeof quoteParmId !== "undefined" && quoteParmId != null) {

                Log("Quote id found");
                OrderCompleted();

            } else {

                Settings();

                //Set the default dsah steps
                DashStepSettings();
                SetNavigation();
                ButtonEvents();
            }    

        } else {
            Log("element <div id=clevel-calculator/> is missing from the page");
        }   
}


function InitFunctions() {

    Log("InitFunctions");

    $("#clevel-purchase").click(function() {
        Log("Purchase click")
        Purchase();
    });

    $("#clevel-balance-now").click(function() {
        var element = document.getElementById("clevel-purchase");
        Log("Scoll to clevel-purchase")
        ScrollToResolver(element);
    });

    $('#clevel-balance-more').click(function() {
        Log("Reload Page")
        window.location.replace(location.pathname);
    })
}


function Purchase() {

    Log("Complete click");

    var updateOffset = GetUpdateObject();

    var url = "/v1/quote/update";

    PostUpdate(url, updateOffset);

    var url = balanceAPI.UpdateResponse.CheckOutUrl;

    Log("CheckOutUrl" +url)

    if (url == "invoice") {
        var url = window.location.href.split(/[?#]/)[0]; 
        url = url + "?oid=" + balanceAPI.QuoteDetails.QuoteId;
        Log("redirect url:" + url);
        window.location.replace(url);
    } 

    Log("redirect url:" + url);
    window.location.replace(url);
}

async function OrderCompleted() {

    Log("Order complete");

    var url = balanceAPI.ApiUrl + "/v1/quote/purchase/" +quoteParmId
    
    var result = "";
    result = await GetJSONFromAPI(url, result);

    balanceAPI.QuoteDetails = result;

    ShowComplete();
}


function ShowAddAnother() {

    //Dont hid the calculator if we have an error.
    if(balanceAPI.Error) {
        balanceAPI.Error = false;//Reset error as it has been shown. 
        return;
    }

        $(".clevel-calculate").hide();
        $(".clevel-offset").show();
        $(".clevel-add-another").show();

        if(balanceAPI.Step == ".clevel-step-calculation") {
            return;
        }    
}


async function ShowCalculation() {

    Log("ShowCalculation()");
    balanceAPI.Error = false;
      

    //Check we have item in
    if(balanceAPI?.QuoteDetails == null) {
        return;
    }

    balanceAPI.Step = ".clevel-step-calculation"

    HideStep();

    Log("BuildCart()");

    await BuildCart();

    await BuildCompleteCalculationHtml();

    ShowStep();

    ButtonEvents();

    CartFunctions();

    SetNavigation();

    Settings();

    //If we have a referance add it to the certificate name field
    var referance = balanceAPI.Referance;

    if(referance.length) {
        document.getElementById('clevel-cert-name').value = referance;
    }
}


async function ShowComplete() {

    Log("ShowComplete()");

    balanceAPI.Step = ".clevel-step-complete";

    HideStep();

    Log("BuildCart()");

    await BuildCart();

    await BuildCompleteCalculationHtml();

    CartFunctions();

    ShowStep();

    $('.clevel-cart').hide();
    $('.clevel-cart-complete').show();

}

async function BuildCompleteCalculationHtml() {

    //Replace the calculation with a new blank one!
    var calulatorResultsHtml = await FetchHtml(balanceAPI.HtmlRoot + "/html/calculation");

    var newBlankCalculation = calulatorResultsHtml;
    //Are we replacing the current cart?
    var cartElement = document.getElementById("clevel-calculation-container");

    Log("Calculator Element found:" +cartElement)

    if(cartElement) {
        
        $("#clevel-calculation-container").replaceWith(calulatorResultsHtml);

        Log("Calculator Html: replaced")
    }

    //Replace all content
    var cal = document.getElementById(balanceAPI.CalculatorElement);

    var calHtml = "";
    
    if (cal) {

        var totalPrice = balanceAPI?.QuoteDetails?.TotalPrice;
        if(balanceAPI?.QuoteDetails?.TotalPrice > 1)
        {
            totalPrice = totalPrice.toFixed(2)
        }

        calHtml = cal.innerHTML;

        if(typeof balanceAPI.QuoteDetails.TotalTrees != "undefined" && balanceAPI.QuoteDetails.TotalTrees != 0) {

            calHtml = calHtml.toString().replaceAll("==OFFSETH1==", "YOUR IMPACT");    
            calHtml = calHtml.toString().replaceAll("==OFFSETCTA==", "PLANT TREES");    
            calHtml = calHtml.toString().replaceAll("==OFFSETFINALCATH2==", "BALANCE MY IMPACT");    
            calHtml = calHtml.toString().replaceAll("==OFFSETTOTAL==", balanceAPI.QuoteDetails.TotalTrees);
            calHtml = calHtml.toString().replaceAll("==OFFSETTOTALTEXT==", "TREE(S) PLANTED");    
        } else {

            calHtml = calHtml.toString().replaceAll("==OFFSETH1==", "YOUR CARBON FOOTPRINT")
            calHtml = calHtml.toString().replaceAll("==OFFSETCTA==", "BALANCE MY CARBON");
            calHtml = calHtml.toString().replaceAll("==OFFSETFINALCATH2==", "BALANCE MY CARBON");    
            calHtml = calHtml.toString().replaceAll("==OFFSETTOTAL==", balanceAPI.QuoteDetails.Co2Total_Tonne);
            calHtml = calHtml.toString().replaceAll("==OFFSETTOTALTEXT==", "TONNES CO2");    
        }

        calHtml = calHtml.toString().replaceAll("==OFFSETTOTALCOST==", totalPrice);
    
        var calHtmlWithEq = await SetEquivilance(calHtml);
        Log("Calculator Replaced HTML");

        var calWithProjects = await BuildProjectHtml(calHtmlWithEq);
        var calWithNav = await BuildNavigationHtml(calWithProjects);

        calWithNav = calWithNav.toString().replaceAll('==CART==', balanceAPI.CartHtml);

        cal.innerHTML = calWithNav;
        InitFunctions();
    }
}

function CheckQuotePart(quoteType) {

    if(balanceAPI?.QuoteDetails?.Quotes?.includes(quoteType)) {
        return true;
    }
    
    return false;
}

function RequiredText(htmlElement) {

    if(!balanceAPI.Error) {
        htmlElement.removeClass("error");
    }
    
    var result = htmlElement.val();

    if(result == null) {
        balanceAPI.Error = true;
    }

    if (result.length === 0) {
        balanceAPI.Error = true;
    }

    if(balanceAPI.Error) {
        htmlElement.addClass("error");
        htmlElement.focus();
        return true;
    }

    return false; 
}

function RequiredNumber(htmlElement) {

    Log("RequiredNumber" +JSON.stringify(htmlElement));

    if(!balanceAPI.Error) {
        htmlElement.removeClass("error");
    }

    if(!RequiredText(htmlElement)) {
    
        var result = htmlElement.val();

        if ($.isNumeric(result)) {
            return false;
        }
       
        balanceAPI.Error = true;
        htmlElement.focus();
        htmlElement.addClass("error");
        return true;
    }

    return false;
}

/* START FilmLocations Cal */
function FilmLocationCalculate() {

    var cal = {
        Description: "Film Location Offset",
        CountryCode: "GB",
        CurrencyCode: "GBP",
        Reference: balanceAPI.Referance
    }

    Log("Cal Referance Set:" +cal.Reference);

    var _countryCode = $("#clevel-filmlocation-countrycode").val();
    var _externalCrew = $("#clevel-filmlocation-externalcrew").val();
    var _shootlocation = $("#clevel-filmlocation-location").val();
    var _shootDuration = $("#clevel-filmlocation-duration").val();
    var _localCrew = $("#clevel-filmlocation-localcrew").val();

    cal.LocalCrew = Number(_localCrew);
    cal.ExternalCrew = Number(_externalCrew);
    cal.DurationDays = Number(_shootDuration);
    cal.CountryCode = _countryCode;
    cal.ShootCityLocation = _shootlocation;

    //Validation
    RequiredNumber($("#clevel-filmlocation-externalcrew"));
    RequiredNumber($("#clevel-filmlocation-localcrew"));
    RequiredNumber($("#clevel-filmlocation-duration"));

    Log("filmlocation calculate complete");

    PostCalculation("/v1/calculate/filmlocation", cal);
}
/* END FilmLocations Cal */

/* START FilmLights Cal */
function FilmLightsCalculate() {

    var cal = {
        CountryCode: "GB",
        CurrencyCode: "GBP",
        LightNumber: 1,
        Reference: balanceAPI.Reference,
        LightType: "Key",
        DurationDays: 2
    }

    var _countryCode = $("#clevel-filmlights-countrycode").val();
    var _lightingType = $("#clevel-filmlights-type").val();
    var _shootlocation = $("#clevel-filmlights-shootlocation").val();
    var _shootDuration = $("#clevel-filmlights-shootDuration").val();
    var _totalLights = $("#clevel-filmlights-lights").val();

    cal.LightNumber = Number(_totalLights);
    cal.DurationDays = Number(_shootDuration);

    Log("filmlights duration:" +cal.DurationDays);

    cal.LightType = _lightingType;

    Log("filmlights duration:" +cal.DurationDays);

    cal.CountryCode = _countryCode;
    cal.ShootLocation = _shootlocation;

    //Validation
    RequiredNumber($("#clevel-filmlights-shootDuration"));
    RequiredNumber($("#clevel-filmlights-lights"));

    Log("filmlights Calculate: complete");

    PostCalculation("/v1/calculate/filmlights", cal);
}
/* END FilmLights Cal */


/* START FilmProduction Cal */
function FilmProductionCalculate() {

    var cal = {
        Description: "Film Production Offset",
        CountryCode: "GB",
        CurrencyCode: "GBP",
        Reference: balanceAPI.Reference,
        ProductionType: "Edit"
    }

    var _countryCode = $("#clevel-filmproduction-countrycode").val();
    var _productionType = $("#clevel-accommodation-type").val();
    var _officeLocation = $("#clevel-filmproduction-officelocation").val();
    var _durationDays = $("#clevel-filmproduction-duration").val();
    var _totalPeople = $("#clevel-filmproduction-staff").val();

    cal.TotalPeople = Number(_totalPeople);
    cal.DurationDays = Number(_durationDays);
    cal.ProductionType = _productionType;
    cal.CountryCode = _countryCode;
    cal.OfficeLocation = _officeLocation;

    //Validation
    RequiredNumber($("#clevel-filmproduction-duration"));
    RequiredNumber($("#clevel-filmproduction-staff"));

    Log("filmproduction Calculate: complete");

    PostCalculation("/v1/calculate/filmproduction", cal);
}
/* END FilmProduction */


/* START Electricity Cal */
function ElectricCalculate() {

    var cal = {
        Description: "Electricity Offset",
        CountryCode: "GB",
        Amount: 1000,
        Reference: balanceAPI.Reference,
        CurrencyCode: "GBP"
    }

    var _ammount = $("#clevel-electric-amount").val();

    var _countryCode = $("#clevel-electric-countrycode").val();

    cal.CountryCode = _countryCode;

    cal.Amount = Number(_ammount);

    //Check validation
    RequiredNumber($("#clevel-electric-amount"));

    Log("Electricity Calculate: complete");

    PostCalculation("/v1/calculate/electricity", cal);
}

/* END Electric */

/* START Gas Cal */
function GasCalculate() {

    var cal = {
        Description: "Gas Offset",
        CountryCode: "UK",
        Unit: "kwh",
        Amount: 1000,
        Reference: balanceAPI.Reference,
        CurrencyCode: "GBP"
    }

    var _amount = $("#clevel-gas-amount").val();
    var _unitChecked = $("#btn-gas-m3").attr("checked");

    if (_unitChecked === "checked") {
        cal.Unit = "m3";
    }

    cal.Amount = Number(_amount);

    Log("Gas Calculate: complete");

    //Check validation
    RequiredNumber($("#clevel-gas-amount"));

    PostCalculation("/v1/calculate/gas", cal);
}

function GasSettings() {

    $(".clevel-gas-unit").click(function () {
        $(".clevel-gas-unit").removeClass('bg-colour-one');
        $(".clevel-gas-unit").removeAttr("checked");
        $(this).addClass('bg-colour-one');
        $(this).attr('checked', 'checked');
    })
}
/* END Gas */

/* START PerCapita Cal */
function PerCapitaCalculate() {

    var cal ={
        CountryCode: "GB",
        TotalPeople: 1,
        Reference: balanceAPI.Reference,
        CurrencyCode: "GBP"
    }

    var _people = $("#clevel-percapita-people").val();

    cal.TotalPeople = Number(_people);

    var _countryCode = $("#clevel-percapita-country").val();
    cal.CountryCode = _countryCode;

    Log("PerCapita Calculate: complete");

    //Check validation
    RequiredNumber($("#clevel-percapita-people"));

    PostCalculation("/v1/calculate/percapita", cal);

}

/* END PerCapita Cal */

/* START Tree Cal */
function TreeCalculate() {

    var cal = {
        Trees: 1,
        Reference: "",
        CurrencyCode: "GBP",
        Reference: balanceAPI.Reference
    }

    var _treesToPlant = $("#clevel-tree-amount").val();

    cal.Trees = Number(_treesToPlant);

    //Check validation
    RequiredNumber($("#clevel-tree-amount"));

    //only post if no error 
    Log("Tree Calculate: complete");

    PostCalculation("/v1/calculate/planttrees", cal);

}

/* END Tree Cal */

/* START Business Cal */
function BusinessCalculate() {

    Log("Business Calculate: start");

    var cal = {
        FromDate:"2023/01/01",
        ToDate:"2023/01/01",
        CountryCode:"UK",
        OrganisationSize:"",
        HomeEmployee:1,
        OfficeEmployee:1,
        OfficeSizem2:200,
        HomeWorkPercentage:50,
        Reference:""
    }

    //Populate
    var _fromMonth = $("#clevel-business-frommonth").val();
    var _fromYear = $("#clevel-business-fromyear").val();
    cal.ToDate =  _fromYear + '-' + formatZeroPadding(_fromMonth) + '-01';

    var _toMonth = $("#clevel-business-tomonth").val();
    var _toYear = $("#clevel-business-toyear").val();
    cal.ToDate =  _toYear + '-' + formatZeroPadding(_toMonth) + '-01';

    var _organisation = $("#clevel-business-org").val();
    cal.OrganisationSize = _organisation;

    //Check validation
    Log("#clevel-clientref");
    RequiredText($("#clevel-clientref"));

    Log("#clevel-business-peoplehome");
    RequiredNumber($("#clevel-business-peoplehome"));

    Log("#clevel-business-homepercent");
    RequiredNumber($("#clevel-business-homepercent"));

    Log("#clevel-business-peopleoffice");
    RequiredNumber($("#clevel-business-peopleoffice"));

    Log("#clevel-business-officesizem2");
    RequiredNumber($("#clevel-business-officesizem2"));

    var _clientRef = $("#clevel-clientref").val();
    cal.Reference = _clientRef;

    var _peopleHome = $("#clevel-business-peoplehome").val();
    cal.HomeEmployee = Number(_peopleHome);

    var _peopleOffice = $("#clevel-business-peopleoffice").val();
    cal.OfficeEmployee = Number(_peopleOffice);

    var _officeSize_m2 = $("#clevel-business-officesizem2").val();
    cal.OfficeSizem2 = Number(_officeSize_m2);

    var _homePercent = $("#clevel-business-homepercent").val();
    cal.HomeWorkPercentage = Number(_homePercent);

    Log("Business Calculate: complete");

    PostCalculation("/v1/calculate/business", cal);
}

function BusinessSettings() {

    
}
/* END Carbon */

/* START Car Cal */
function CarCalculate() {

    var cal = {
        Size: "Small",
        Type: "Petrol",
        Distance: 1,
        Reference: balanceAPI.Reference,
        DistanceMeasurement: "Km"
    }

    //Populate
    var _carSize = $("#clevel-car-size").val();
    var _carType = $("#clevel-car-type").val();

    cal.Size = _carSize;
    cal.Type = _carType;

    var _unitChecked = $("#btn-miles").attr("checked");

    if (_unitChecked === "checked") {
        cal.DistanceMeasurement = "Miles";
    }

    var _Distance = $("#clevel-car-distance").val();
    cal.Distance = Number(_Distance);

    //Check validation
    RequiredNumber($("#clevel-car-distance"));

    Log("Car Calculate: complete");

    PostCalculation("/v1/calculate/car", cal);
}

function CarSettings() {

    $(".clevel-car-unit").click(function () {
        $(".clevel-car-unit").removeClass('bg-colour-one');
        $(".clevel-car-unit").removeAttr("checked");
        $(this).addClass('bg-colour-one');
        $(this).attr('checked', 'checked');
    })
}
/* END Carbon */


/* START Carbon Cal */
function CarbonCalculate() {

    var cal = {
        Description: "Carbon offset",
        Unit: "Kg",
        Co2Amount: 1,
        Reference: balanceAPI.Reference,
        CurrencyCode: "GBP"
    }

    var _co2Ammount = $("#clevel-carbon-amount").val();

    var _unitChecked = $("#btn-tonne").attr("checked");

    if (_unitChecked === "checked") {
        cal.Unit = "Tonne";
    }

    cal.Co2Amount = Number(_co2Ammount);

    //Check validation
    RequiredNumber($("#clevel-carbon-amount"));
    Log("Carbon Calculate: complete");

    PostCalculation("/v1/calculate/carbon", cal);
}

function CarbonSettings() {

    $(".clevel-carbon-unit").click(function () {
        $(".clevel-carbon-unit").removeClass('bg-colour-one');
        $(".clevel-carbon-unit").removeAttr("checked");
        $(this).addClass('bg-colour-one');
        $(this).attr('checked', 'checked');
    })
}
/* END Carbon */

//API Calls

/* START Accommodation */

function AccommodationCalculate() {

    var cal = {
        Guests: 1,
        Nights: 1,
        AccomodationType: "Hotel",
        CountryCode:"UK",
        Reference: balanceAPI.Reference,
        CurrencyCode: "GBP"
    }

    //Populate
    var _guests = $("#clevel-accommodation-guests").val();
    var _countryCode = $("#clevel-accommodation-countrycode").val();

    var _nights = $("#clevel-accommodation-nights").val();
    var _accomodationType = $("#clevel-accommodation-type").val();

    cal.Guests = Number(_guests)
    cal.Nights = Number(_nights)
    cal.CountryCode = _countryCode
    cal.AccomodationType = _accomodationType

    Log("AccommodationCalculate: complete");

    //Check validation
    RequiredNumber($("#clevel-accommodation-nights"));
    RequiredNumber($("#clevel-accommodation-guests"));


    PostCalculation("/v1/calculate/accommodation", cal);
}

/* END Accommodation */

/* START Flight Functions */

async function FlightSettings() {

    if (balanceAPI.Calculator == "Flight" || balanceAPI.Calculator == "Travel" || balanceAPI.Calculator == "Film") {

        SetBloodHound();
        SetAutoComplete($('#clevel-from'));
        SetAutoComplete($('#clevel-to'));

        $(".clevel-flight-trip").click(function () {

            $(".clevel-flight-trip").removeClass('bg-colour-two');
            $(".clevel-flight-trip").removeAttr("checked");
            $(this).addClass('bg-colour-two');
            $(this).attr('checked', 'checked');
        })
    }

    $("#clevel-from").focusout(function () {
         var result = CheckIataCode($("#clevel-from"));

        Log("clevel-to check:" +result);
    });

    $("#clevel-to").focusout(function () {
        var result = CheckIataCode($("#clevel-to"));

        Log("clevel-to check:" +result);
    });
}


function FlightCalculate() {

    var cal = {
            IataCodes: [],
            IsReturn: false,
            Passengers: 1,
            Class: "Economy",
            Reference: balanceAPI.Reference,
            CurrencyCode: "GBP"
    }

    //Populate
    var _fromAirport = $("#clevel-from").val();
    var _passangerNumber = $("#clevel-passengers").val();
    var _toAirport = $("#clevel-to").val();
    var _roundTrip = $("#btn-return").attr("checked");

    var _flightClass = $("#clevel-flightclass").val();

    var _fromIataCode = _fromAirport.substring(0, 3);
    var _toIataCode = _toAirport.substring(0, 3);

    if (!CheckIataCode($("#clevel-from"))) {
        if(balanceAPI.QuoteDetails == null) {
            alert("Error on FROM airport, Please use three letter airport code or autocomplete.");
            $("#clevel-from").focus();
            balanceAPI.Error = true;
            return;
        }
    }

    if (!CheckIataCode($("#clevel-to"))) {

        if(balanceAPI.QuoteDetails == null) {
            alert("Error on TO airport, Please use three letter airport code or autocomplete.");
            $("#clevel-to").focus()
            balanceAPI.Error = true;
            return;
        }
    }

    if (isNaN(_passangerNumber)) {
        alert("Passanger number is not a number");
        return;
    }

    if (_roundTrip === "checked") {
        cal.IsReturn = true;
    }

    cal.IataCodes = [_fromIataCode, _toIataCode]
    cal.Passengers = _passangerNumber;
    cal.Class = _flightClass;

    Log("FlightCalculate: complete");


    Log("From IATSA Code:" +_fromIataCode)
    PostCalculation("/v1/calculate/flight", cal);

    //Clear the form
    $("#clevel-from").val(null);
    $("#clevel-passengers").val(1);
    $("#clevel-to").val(null);

}


function CheckIataCode(htmlElement) {

    htmlElement.removeClass("error");
    var airport = htmlElement.val();

    if ((airport.indexOf("-") === -1 && airport.indexOf("-") !== 4) && (airport.length !== 3)) {

        var check = true;
        //Check if IATA codes passed in query string.
        if (typeof clevelFlightFrom !== "undefined" && clevelFlightFrom !== null) {
            check = false;
        }

        if (typeof clevelFlightTo !== "undefined" && clevelFlightTo !== null) {
            check = false;
        }

        if (check) {
            htmlElement.addClass("error");
            return false;
        }

    }

    var iataCode = airport.substring(0, 3);

    if (typeof (iataCode) !== 'undefined' || iataCode !== null || iataCode !== "") {

        var url = balanceAPI.ApiUrl + "/v1/airport/details/" + iataCode

        var result = GetJQueryAPICall(url);

        Log("IATACode:" +JSON.stringify(result));

        if(result == null) {
             airportData = null;
             htmlElement.addClass("error");
        } else {
             airportData = result;
             htmlElement.addClass("success");
        }
    }

    return true;
}

/* END Flight Functions */