var Klarna = Class.create({
    initialize: function() {
        this.element_id = false;
        this.merchant_id = false;
        this.fee = false;
        this.country = false;
        this.url = false;
        this.osc_url = false;
        this.osc_url2 = false;
    },

    setMerchantId: function(merchant_id) {
        this.merchant_id = merchant_id;
    },

    setElementId: function(element_id) {
        this.element_id = element_id;
    },

    setFee: function(fee) {
        this.fee = fee;
    },

    setCountry: function(country) {
        this.country = country;
    },

    setUrl: function(url) {
        this.url = url;
    },

    setOneStepUrl: function(osc_url) {
        this.osc_url = osc_url;
    },

    setOneStepUrl2: function(osc_url2) {
        this.osc_url2 = osc_url2;
    },

    loadExternal: function() {        
        var script = new Element('script', {
            src: 'https://integration.klarna.com/js/klarnainvoice.js'
        });
        $$('head').first().insert(script);
        var scriptpp = new Element('script', {
            src: 'https://integration.klarna.com/js/klarnapart.js'
        });
        $$('head').first().insert(scriptpp);
    },

    showTerms: function() {
        var manager = this;
        InitKlarnaInvoiceElements(manager.element_id, manager.merchant_id, manager.country, manager.fee);
        ShowKlarnaInvoicePopup();
    },

    showPPTerms: function() {
        var managerpp = this;
        InitKlarnaPartPaymentElements(managerpp.element_id, managerpp.merchant_id, managerpp.country, managerpp.fee);
        ShowKlarnaPartPaymentPopup();
    },

    getAddresses: function(pno) {
        var elemt = this.element_id;
        Element.show('loadingmask-' + this.element_id);
        var reloadurl = this.url;
        new Ajax.Updater('output-div-' + this.element_id, reloadurl + '?cache' + parseInt(Math.random() * 99999999) + '&type=' + this.element_id, {
            parameters: 'pno=' + pno,
            onComplete: function(response) {
                Element.hide('loadingmask-' + elemt);
                }
            });
       },


    getAddressesOneStep: function(pno) {
        
        var elemt = this.element_id;
        var reloadurl = this.url;
        if($('billing-address-select') != undefined) {
         if($('billing-address-select').getValue().length != 0)
            return;
        }
        Element.show('klarna_spinner');
        new Ajax.Request(reloadurl, {
            method: 'post',
            parameters: 'pno=' + pno + '&type=kreditor_invoice',
            onSuccess: function(transport) {
                
                var json = transport.responseText.evalJSON(true);
                
                if(json.length > 1) {
                // Clear the dropdown
                $('klarna_multi_address_select').options.length = 0;
                
                $('klarna_address').show();
                klarna.setFields(json[0].join("|"));
                json.each(function(s, index) {

                    var opt = document.createElement('option');
                    
                    opt.value = s.join('|');
                    if(s[0].length == 0)
                        s = s.splice(1, 4);
                    else
                        s = s.splice(0, 5);
                    
                    opt.text = s.join(", ");
                    $('klarna_multi_address_select').options.add(opt);
                    
                    
                });
                } else {
                    $('klarna_address').hide();
                    klarna.setFields(json[0].join("|"));



                }
                Element.hide('klarna_spinner');
            }
        
    });
        
    },

    setFields: function(obj) {

        var objArr = obj.split("|");

         if(objArr[0].length == 0) {

         if($('billing:company') != undefined) {
            $('billing:company').setValue(objArr[1]);
         }
         if($('billing:firstname') != undefined) {
            $('billing:firstname').setStyle({
                border:'1px solid red'
            }).enable();
         }
         if($('billing:lastname') != undefined) {
            $('billing:lastname').setStyle({
                border:'1px solid red'
            }).enable();
         }

            $('shipping:company').setValue(objArr[1]);
            $('shipping:firstname').enable();
            $('shipping:lastname').enable();
            
        } else {
            if($('billing:firstname') != undefined) {
                $('billing:firstname').setValue(objArr[0]);
            }

            if($('billing:lastname') != undefined) {
                $('billing:lastname').setValue(objArr[1]);
            }
            
            $('shipping:firstname').setValue(objArr[0]).enable();
            $('shipping:lastname').setValue(objArr[1]).enable();

            if($('billing:company') != undefined) {
                $('billing:company').setValue("");
                $('shipping:company').setValue("");
            }
            
        }
        
        if($('billing:street1') != undefined) {
            $('billing:street1').setValue(objArr[2]);
            $('shipping:street1').setValue(objArr[2]);
        }
        if($('billing:city') != undefined) {
            $('billing:city').setValue(objArr[4]);
            $('shipping:city').setValue(objArr[4]);
        }
        if($('billing:postcode') != undefined) {
            $('billing:postcode').setValue(objArr[3]);
            $('shipping:postcode').setValue(objArr[3]);
        }
        if($('billing:email') != undefined) {
            $('billing:email').setStyle({
                border:'1px solid red'
            });
        }
        if($('billing:telephone') != undefined) {
            $('billing:telephone').setStyle({
                border:'1px solid red'
            });
        }
        if($('billing:country_id') != undefined) {
            $('billing:country_id').setValue('SE');
            $('shipping:country_id').setValue('SE');
        }
        
        // Refresh the payment options when selecting Klarna
        get_save_billing_function(this.osc_url2, this.osc_url, true)();
        // Use this method so the fields will have time to reload
        setTimeout(function() {
            $$('[name="payment[method]"]').each(function(item) {
                item.observe('click', function(e){
                    var ele = Event.element(e);
                    if(ele.getValue() == "kreditor_invoice" || ele.getValue() == "kreditor_partpayment") {
                        $('klarna_input').show();
                    } else
                        $('klarna_input').hide();
                    });
            });
        }, 1500);
    }
});

var klarna = new Klarna();
var klarnapp = new Klarna();

document.observe('dom:loaded', function() {
    if(typeof klarnapartpaymentlang == 'undefined') {
        klarna.loadExternal();
    }
});