var billing_same = true;

var customer_shipping_country = null;
var customer_shipping_region = null;
		
task().ready(function(){

	// Validation
	
	validate = new INZU_liveValidate('form_main');
	
	if ( !logged_in ) {
		
		validate.fields.terms = {}; 
		validate.fields.terms["isChecked"] = null;
		validate.fields.terms["END_check"] = null;  

	}
	
	// Customer shipping details
	
	if ( shipping != "" ) {
		
		shipping  = JSON.parse(shipping);
		
		customer_shipping_country = shipping.locations[0].country;
		customer_shipping_region = shipping.locations[0].region;
		
		if ( mail_check > 0 ) {
		
			document.getElementById('shipping_section').style.display = "block";	
		
		}	
	
	} 

	if ( customer_shipping_country && mail_check > 0 ) set_shipping_country(customer_shipping_country);
	
	
	// Customer billing  details
	
	if ( customer_billing_region != "" ) {
		
		selectOptionValue(document.getElementById('billing_region'), customer_billing_region);
	
		document.getElementById('billing_same_element').style.display = "none";
		
	}	
	
	
	// Set customer shipping country
	
	task("#shipping_country").change(function(e){
	
		set_shipping_country(e.value);
		
	});
	
	
	// Select customer shipping address
	
	task(".shipping_location").change(function(e){

		if ( shipping.locations[e.value].country ) { // Defualt address may be empty!
		
			select_shipping_address(e.value);
			
		}	
		
	});
	
	
	// Billing same as shipping
	
	task("#billing_same").change(function(e){
		
		billing_shipping_same();
	
	});
		
		
	// Saved card
	
	task("#saved_card").change(function(e){
		
		use_saved_card(e.checked);
	
	});

	// Use temp address
	
	task("#shipping_location_temp").change(function(){
		
		temporary_shipping_address(true);
	
	});
	
	
	// Edit saved addresses
	
	task("#edit_addresses").click(function(e){
		
		edit_addresses();
	
	});
	
	// Remove saved address
	
	task(".remove_address").click(function(e){
		
		remove_address(e);
	
	});
	
			
	// Create  / save new customer shipping address
	
	if ( logged_in ) {
	
		toggle_create_addrress_validation(false);   // No validation unless option is selected
		
		task('input[name="save_address"]').click(function(e) {
			
			save_create_shipping_address(e);
						
		});
		
	}

	// Safe place authorisation
	
	task("#package_safe").click(function(e){
		
		if ( e.checked === true)  {
			
			task("#shipping_delivery_instructions").obj().parentElement.style.display = "none";
		
		} else {
			
			task("#shipping_delivery_instructions").obj().parentElement.style.display = "block";
			
		}	

	});	
	
});


// SET SHIPPING COUNTRY

function set_shipping_country(val){

// Select value (for logged in users)
selectOptionValue(document.getElementById('shipping_country'), val);

// Set billing loc
if ( billing_same ) {

	var element = document.getElementById('billing_region');
	
	element.value = ( val == "UK" ) ? "GB" : val;

}

// Get shipping values	
var http = getHTTPObject();

http.open("GET", "/shipping/fetch/zone?country_code=" + val, true);
	
	http.onreadystatechange = function ajaxResponses() {
	
		if ( http.readyState == 4 ) {
	
		var country = http.responseText;
	
		var shippingError = 0;
		var tableID;
		var ship_to;
		var matchShipping;
		var newTotal = 0;
		var newTotal_units = 0;
		
		
		var products = document.getElementById('output_items').getElementsByTagName('tr');
		
		for ( var i = 0; i < products.length; i++ ) {
		
		tableID = products[i].id;
		ship_to = tableID.split(","); 
		
			if ( tableID != "null,digital" && tableID.search("s6") == -1 ) {
			
			matchShipping = tableID.search(country);
			
				if ( ( matchShipping == -1 && ship_to[0] != val ) || val == "" ) {
				
					shippingError++;
					
					var rows = products[i].getElementsByTagName("td");
				   
					for ( p = 0; p < rows.length; p++ ) { 
						 
						if ( rows[p].getAttribute("data-highlight") == "true" ) rows[p].className = "ship_fail";
					 
					}
				
				} else {
					
					var item_price = products[i].getAttribute("data-price").split("."); 
					
					newTotal += parseInt(item_price[0]);
					newTotal_units += parseInt(item_price[1]);
					
					rows = products[i].getElementsByTagName("td");  
					 
					for ( p = 0; p < rows.length; p++ ) {  
						
						if ( rows[p].getAttribute("data-highlight") == "true" ) rows[p].className = "ship_ok"; 
						
					}
				
				}
			
			
			}
	
		}
		
		
		
			if ( shippingError > 0 )  alert("The highlighted items do not ship to this location.\n\nThese items will be removed if you proceed.");
				
			// Shipping form
			
			if ( shippingError >= mail_check ) {
				
				document.getElementById('order_shipping').style.display = "none";
				
				toggle_shipping_validation(false);
			
			} else {
				
				get_shipping_total(val, country);
				
				document.getElementById('order_shipping').className = "displayTable";
				
				document.getElementById('shipping_section').style.display = "block";
				
				get_region_list(val);
				toggle_shipping_validation(true);
				
			}
			
			newTotal_units = ("0" + newTotal_units).slice(-2);
			
			document.getElementById('total_price').innerHTML = newTotal + "." + newTotal_units;
		
		}
	}
	
http.send(null);  

// Set hidden field as text value 

var shippping_country = document.getElementById("shipping_country");

for (var i = 0; i < shippping_country .options.length; i++) {
    
    if (shippping_country.options[i].value == val) {  
       document.getElementById("shipping_country_full").value = shippping_country.options[i].text;
    }
    
}


}



// GET SHIPPING TOTAL

function get_shipping_total(country, val) {

var http = getHTTPObject();

http.open("GET", "/shipping/fetch/cost?basket=" + basket + "&token=" + token + "&shipping_zone=" + val + "&loc=" + loc + "&country=" + country , true);

http.onreadystatechange = function ajaxResponse() {

	if ( http.readyState == 4 ) {
		
		var shipping = http.responseText.split(","); 
	
		if ( shipping == "0.00" ) {
			
			document.getElementById('shipping_currency').innerHTML = "";
			
			shipping = "No charge";
			
		} else {
			
			document.getElementById('shipping_currency').innerHTML = currency_symbol;

		}
		
	document.getElementById('shipping_amount').innerHTML = shipping;
	
	}

}

http.send(null);  

}


// GET  REGION LIST

function get_region_list(country) {

var http = getHTTPObject();

http.open("GET", "/shipping/fetch/regions?country=" + country, true);

http.onreadystatechange = function ajaxResponse() {

	if ( http.readyState == 4 &&  http.response != "") {
		
	var result = JSON.parse(http.response);

	for (var i = region.options.length - 1 ; i >= 0 ; i--) {
        region.remove(i);
    }
	
	for (var i = result.regions.length - 1 ; i >= 0 ; i--) {
		
			var opt = document.createElement('option');
			
				for (a in result.regions[i]) {
				
				opt.value = a;
				opt.innerHTML = result.regions[i][a];
							
				
				}
				
			region.appendChild(opt);
						
	    
    }
    
    
		if ( customer_shipping_region ) {
		
			selectOptionText(region, customer_shipping_region);
		
		}

	}

}

http.send(null); 

var zip_desc  = "Postal code";

if ( country == "US" ) {

	zip_desc = "Zip code";

} else if ( country == "UK" ) {
	
	zip_desc = "Post code";

} else if ( country == "AU" ) {
	
	zip_desc = "Post code";

} else if ( country == "CA" ) {
	
	zip_desc = "Postal code";

}

document.getElementById("zip_desc").innerHTML = zip_desc;

region.disabled = false;

}


// SELECT SAVED ADDRESS

function select_shipping_address(key){
		
	document.getElementsByName('shipping_location')[key].checked = true;  // Incase choice selected by a function

	if ( key !== "temp" ) {
		
		// Save address option was disabled for temp address
		document.getElementById('save_address').disabled = false;
		
		task("#shipping_country_element").obj().style.display = "none";
	
	}	
	
	// Hide create address field / deselect create address option
	document.getElementById('save_address_new').checked = false;
	document.getElementById('create_address').style.display = "none";
	
	if ( typeof shipping === "object" ) {
	
	for ( value in  shipping.locations[key] ) {
		
		if ( value != "title" ) {
			
			if ( value == "region" ) {
				
				customer_shipping_region = shipping.locations[key][value];
				
				selectOptionText(task("#region" ).obj(), customer_shipping_region);
				
			} else if ( value == "country" ) {
				
				customer_shipping_country  = shipping.locations[key][value];
				
				set_shipping_country(customer_shipping_country);
				
			} else {
					
				task("#shipping_" + value).obj().value = shipping.locations[key][value];
			
			}
			
		}
			
	}
	
	}
	
}

// SHIPPING ADDRESS TEMP

function temporary_shipping_address(){
	
	var save_options = document.getElementsByName('save_address');
	
	for (var i = 0; i < save_options.length; i++) {
		
	    save_options[i].checked = false;

	}
	
	document.getElementById('save_address').disabled = true;
	document.getElementById('create_address').style.display = "none";
	
	task("#shipping_country_element").obj().style.display = "block";
	
	toggle_create_addrress_validation(false);
	
}


// EDIT ADDRESSES

function edit_addresses(){
	
	task(".removeable_address").classToggle('remove_address_active');
	
	task(".remove_address").showToggle('flex');
	
	
}


// REMOVE ADDRESSES

function remove_address(e){
	
	let key = e.dataset.key;
	
	document.getElementById('removeable_address_' + key).style.display = 'none';
	
	document.getElementById('remove_address_' + key).value = 'true';
	
	select_shipping_address(0);
		
}


// SAVE/CREATE SHIPPING ADDRESS

function save_create_shipping_address(e){
	
	if ( e.id == "save_address_new") {
				
		task("#create_address").obj().style.display = "block";
		
		task("#shipping_country_element").obj().style.display = "block";
		
		var shipping_locations = document.getElementsByName('shipping_location');
		
		for (var i = 0; i < shipping_locations.length; i++) {
		
			shipping_locations[i].checked = false;
		
		}
		
		toggle_create_addrress_validation(true);
			
	} else {
		
		task("#create_address").obj().style.display = "none";
		
		task("#shipping_country_element").obj().style.display = "none";
		
		toggle_create_addrress_validation(false);
		
	}
	
		
}		

// TOGGLE CREATE ADDRESS VALIDATION

function toggle_create_addrress_validation(state) {
	
	if ( state ) {
		
		validate.fields.shipping_title = {}; 
		validate.fields.shipping_title["emptyCheck"] = "Address title required";
		validate.fields.shipping_title["END_check"] = null;  
			
	} else {
		
		validate.fields.shipping_title = {}; 
		validate.fields.shipping_title["END_check"] = null;  	
			
	}
	
}	

// TOGGLE SHIPPING VALIDATION

function toggle_shipping_validation(required) {

	if (required) {
		
		validate.ignore = [];
	
	} else {
		
		validate.ignore.push('shipping_country');
		
	}

}



// BILLING SHIPPING SAME

function billing_shipping_same(){
	
	billing_same = false;	
		
	document.getElementById('billing_same_element').style.display = "none";
	
	document.getElementById('billing_region_element').style.display = "block";
		
}


// SAVED CARD

function use_saved_card(checked){
	
	if ( digital_check > 0 ) {

		if ( !checked ) {
			
		document.getElementById('billing_region_element').style.display = "block";
	
		document.getElementById('billing_region').options[0].selected = true;
	
		
		} else {
			
			document.getElementById('billing_region_element').style.display = "none";
			selectOptionValue(document.getElementById('billing_region'), customer_billing_region);	
		
		}
	
	}
	
}



// VALIDATE FORM

function form_validate(required) {

	if ( mail_check < 1 )  toggle_shipping_validation(false);

	validate.submit()
	
}