var oscAutocomplete = Class
.create({
    initialize: function(type, config) {
        this.config = config;
        this.bComponentForm = {
                street_number: {
                    type: 'short_name',
                    target: 'billing:street1'
                },
                route: {
                    type: 'short_name',
                    target: 'billing:street1'
                },
                locality: {
                    type: 'short_name',
                    target: 'billing:city'
                },
                administrative_area_level_1: {
                    type: 'short_name',
                    target: 'billing:region'
                },
                administrative_area_level_2: {
                    type: 'short_name',
                    target: 'billing:region'
                },
                country: {
                    type: 'short_name',
                    target: 'billing:country_id'
                },
                postal_code: {
                    type: 'short_name',
                    target: 'billing:postcode'
                }
            };
            this.sComponentForm = {
                street_number: {
                    type: 'short_name',
                    target: 'shipping:street1'
                },
                route: {
                    type: 'short_name',
                    target: 'shipping:street1'
                },
                locality: {
                    type: 'short_name',
                    target: 'shipping:city'
                },
                administrative_area_level_1: {
                    type: 'short_name',
                    target: 'shipping:region'
                },
                administrative_area_level_2: {
                    type: 'short_name',
                    target: 'shipping:region'
                },
                country: {
                    type: 'short_name',
                    target: 'shipping:country_id'
                },
                postal_code: {
                    type: 'short_name',
                    target: 'shipping:postcode'
                }
            };

            var funcField = false;
            if (type === 'billing') {
                funcField = $('billing:street1');
            }

            if (type === 'shipping') {
                funcField = $('shipping:street1');
            }

            if (funcField) {
                funcField.observe('focus', function(e){
                    e.element().writeAttribute('autocomplete', 'false');
                });
                var _self = this;
                if (type === 'billing') {
                    this.bautocomplete = new google.maps.places.Autocomplete((funcField), {
                        types: ['geocode']
                    });
                    google.maps.event.addListener(_self.bautocomplete, 'place_changed', function() {
                        _self.fillInAddress(type, _self.bautocomplete);
                    });
                }
                if (type === 'shipping') {
                    this.sautocomplete = new google.maps.places.Autocomplete((funcField), {
                        types: ['geocode']
                    });
                    google.maps.event.addListener(_self.sautocomplete, 'place_changed', function() {
                        _self.fillInAddress(type, _self.sautocomplete);
                    });
                }

            }

    },

    fillInAddress: function(type, autocomplete) {

        var place = autocomplete.getPlace();
        var streetNum = '';
        var regionId = '';
        var regionName = '';
        var componentForm = this.bComponentForm;
        var levelTwo = false;

        if (type === 'shipping') {
            componentForm = this.sComponentForm;
        }

        var regionUpdater = billingRegionUpdater;

        if (type === 'shipping') {
            regionUpdater = shippingRegionUpdater;
        }

        var addressComponents = place.address_components;

        if(addressComponents){

            for (element in componentForm) {
                var elementTarget = $(componentForm[element]['target']);
                if (elementTarget) {
                    elementTarget.value = '';
                }
            }

            for (var i = 0; i < place.address_components.length; i++) {
                var addressType = place.address_components[i].types[0];
                var field = componentForm[addressType];
                if (field) {
                    var val = place.address_components[i][field.type];
                    if (addressType === 'street_number') {
                        streetNum = val;
                    }
                    if (addressType === 'route') {
                        val = val + ' ' + streetNum;
                    }

                    if (addressType === 'administrative_area_level_2') {
                        levelTwo = true;
                        regionId = val;
                        regionName = place.address_components[i]['long_name'];
                        continue;
                    }

                    if (addressType === 'administrative_area_level_1' && !levelTwo) {
                        regionId = val;
                        regionName = place.address_components[i]['long_name'];
                        continue;
                    }

                    targetField = $(field.target);
                    if (targetField) {
                        targetField.value = val;
                    }

                    if (addressType === 'country') {

                        if (typeof regionUpdater === 'object') {
                            regionUpdater.update();
                            if(regionUpdater.regions[val]) {
                                for (region in regionUpdater.regions[val]) {
                                    if (regionUpdater.regions[val][region]['name'] === regionId || regionUpdater.regions[val][region]['code'] === regionId) {
                                        var regionIdTarget = $(type + ':region_id');
                                        if (regionIdTarget) {
                                            regionIdTarget.value = region;
                                        }
                                    }
                                }
                            } else {
                                var regionIdTarget = $(type + ':region_id');
                                if (regionIdTarget) {
                                    regionIdTarget.value = '';
                                }
                                var regionTarget = $(type + ':region')
                                if (regionTarget && regionName) {
                                    regionTarget.value = regionName;
                                }
                            }

                        }

                    }

                }
            }
        } else {

        }

        if(this.config.enableajaxsavebilling){
            get_save_billing_function(this.config.sburl, this.config.smuorl, this.updatepayment , true)();
        }
    }

});