var products = [];
products[156] = ["Blue Light Glasses", 239.99, "My Visual Needs", "Made for the digital age, our blue light glasses are here to help support eye health & reduce eye strain - by filtering our harmful blue light from screen-exposure. The glasses may also provide anti-glare & anti-UV support.", "<img src='images/prod1.png' class='cart-prd1' />", "6 Pairs", "By placing an order with us you will be charged $ __prc__ + $0.00 for S&amp;H for __altnm__ of My Visual Needs __prdname__. If you are not completely satisfied with your purchase of My Visual Needs __prdname__ at any time, please call 888-816-0191 or email care@myvisualneeds.com, Monday-Saturday: 9 am to 5 pm EST. You will receive your package within 2-5 business days of payment via USPS First Class Mail. I agree that my credit card charge will appear as My Visual Needs."];
products[157] = ["Blue Light Glasses", 199.67, "My Visual Needs", "Made for the digital age, our blue light glasses are here to help support eye health & reduce eye strain - by filtering our harmful blue light from screen-exposure. The glasses may also provide anti-glare & anti-UV support.", "<img src='images/prod2.png' class='cart-prd1' />", "5 Pairs", "By placing an order with us you will be charged $ __prc__ + $0.00 for S&amp;H for __altnm__ of My Visual Needs __prdname__. If you are not completely satisfied with your purchase of My Visual Needs __prdname__ at any time, please call 888-816-0191 or email care@myvisualneeds.com, Monday-Saturday: 9 am to 5 pm EST. You will receive your package within 2-5 business days of payment via USPS First Class Mail. I agree that my credit card charge will appear as My Visual Needs."];
products[158] = ["Blue Light Glasses", 159.67, "My Visual Needs", "Made for the digital age, our blue light glasses are here to help support eye health & reduce eye strain - by filtering our harmful blue light from screen-exposure. The glasses may also provide anti-glare & anti-UV support.", "<img src='images/prod3.png' class='cart-prd1' />", "3 Pairs", "By placing an order with us you will be charged $ __prc__ + $0.00 for S&amp;H for __altnm__ of My Visual Needs __prdname__. If you are not completely satisfied with your purchase of My Visual Needs __prdname__ at any time, please call 888-816-0191 or email care@myvisualneeds.com, Monday-Saturday: 9 am to 5 pm EST. You will receive your package within 2-5 business days of payment via USPS First Class Mail. I agree that my credit card charge will appear as My Visual Needs."];
products[159] = ["Bifocal Sunglasses", 129.99, "My Visual Needs", "Bifocals provide a single pair of eyeglasses that can correct both distance vision and near vision. This is particularly convenient for individuals who need to switch between reading glasses and distance glasses throughout the day. Bifocals make tasks like reading, using a computer, or seeing the dashboard while driving more manageable. Bifocal lenses can help older individuals maintain their independence by allowing them to perform daily tasks, such as reading, without relying on others.", "<img src='images/prod4.png' class='cart-prd1' />", "3 Pairs", "By placing an order with us you will be charged $ __prc__ + $0.00 for S&amp;H for __altnm__ of My Visual Needs __prdname__. If you are not completely satisfied with your purchase of My Visual Needs __prdname__ at any time, please call 888-816-0191 or email care@myvisualneeds.com, Monday-Saturday: 9 am to 5 pm EST. You will receive your package within 2-5 business days of payment via USPS First Class Mail. I agree that my credit card charge will appear as My Visual Needs."];
products[160] = ["Bifocal Sunglasses", 99.99, "My Visual Needs", "Bifocals provide a single pair of eyeglasses that can correct both distance vision and near vision. This is particularly convenient for individuals who need to switch between reading glasses and distance glasses throughout the day. Bifocals make tasks like reading, using a computer, or seeing the dashboard while driving more manageable. Bifocal lenses can help older individuals maintain their independence by allowing them to perform daily tasks, such as reading, without relying on others.", "<img src='images/prod5.png' class='cart-prd1' />", "2 Pairs", "By placing an order with us you will be charged $ __prc__ + $0.00 for S&amp;H for __altnm__ of My Visual Needs __prdname__. If you are not completely satisfied with your purchase of My Visual Needs __prdname__ at any time, please call 888-816-0191 or email care@myvisualneeds.com, Monday-Saturday: 9 am to 5 pm EST. You will receive your package within 2-5 business days of payment via USPS First Class Mail. I agree that my credit card charge will appear as My Visual Needs."];
products[161] = ["Bifocal Sunglasses", 59.99, "My Visual Needs", "Bifocals provide a single pair of eyeglasses that can correct both distance vision and near vision. This is particularly convenient for individuals who need to switch between reading glasses and distance glasses throughout the day. Bifocals make tasks like reading, using a computer, or seeing the dashboard while driving more manageable. Bifocal lenses can help older individuals maintain their independence by allowing them to perform daily tasks, such as reading, without relying on others.", "<img src='images/prod6.png' class='cart-prd1' />", "1 Pair", "By placing an order with us you will be charged $ __prc__ + $0.00 for S&amp;H for __altnm__ of My Visual Needs __prdname__. If you are not completely satisfied with your purchase of My Visual Needs __prdname__ at any time, please call 888-816-0191 or email care@myvisualneeds.com, Monday-Saturday: 9 am to 5 pm EST. You will receive your package within 2-5 business days of payment via USPS First Class Mail. I agree that my credit card charge will appear as My Visual Needs."];
products[162] = ["Glasses Cleaner", 49.99, "My Visual Needs", "The lens wipes are a must have for your <b>Blue Light Glasses</b>, prescription glasses, phone camera lens & more - it effectively removes all the dirt - without causing any damage to your lens. ", "<img src='images/prod7.png' class='cart-prd1' />", "1 Pack", "By placing an order with us you will be charged $ __prc__ + $0.00 for S&amp;H for __altnm__ of My Visual Needs __prdname__. If you are not completely satisfied with your purchase of My Visual Needs __prdname__ at any time, please call 888-816-0191 or email care@myvisualneeds.com, Monday-Saturday: 9 am to 5 pm EST. You will receive your package within 2-5 business days of payment via USPS First Class Mail. I agree that my credit card charge will appear as My Visual Needs."];
products[163] = ["Glasses Cleaner + Wipes", 19.99, "My Visual Needs", "The Relief Kit includes our 3 best sellers that all offer targeted benefits. The cream may help support joint & muscle health, the roll on which may help offer relief from inflammation & the cooling gel which may help with quick recovery. ", "<img src='images/prod8.png' class='cart-prd1' />", "Combo Pack", "By placing an order with us you will be charged $ __prc__ + $0.00 for S&amp;H for __altnm__ of My Visual Needs __prdname__. If you are not completely satisfied with your purchase of My Visual Needs __prdname__ at any time, please call 888-816-0191 or email care@myvisualneeds.com, Monday-Saturday: 9 am to 5 pm EST. You will receive your package within 2-5 business days of payment via USPS First Class Mail. I agree that my credit card charge will appear as My Visual Needs."];
console.log(products);
var orderedItems = [];
var orderedTotQty = 0;
var maxQty = 10;
var shipRates = false;
var handling = 0;

var carturl = "cart.php";

// Function to check item exists in cart
var checkItemExists = function(itemId) {
    var order = $.cookie('order');
    if (!order) {
        return false;
    } else {
        var itemExists = false;
        var items = order.split("|");
        order = "";
        for (var i = 0; i < items.length; i = i + 1) {
            var position = items[i].indexOf("-");
            var prodId = items[i].substring(0, position);
            var quantity = parseInt(items[i].substring(position + 1));
            if (order != "") {
                order += "|";
            }
            if (prodId == itemId) {
            	return true;
            }
        }
    }
    return false;
}

//Funtion adds Items to Cart
var addItem = function(itemId, Qty, showFullCart) {
	if (typeof showFullCart === "undefined") {
    	showFullCart = false;
    }

	orderedTotQty = $.cookie('orderedTotQty');
	if (!orderedTotQty) {
		orderedTotQty = 0;
	}
    Qty = parseInt(Qty);
	if(Qty > maxQty) {
    	alert("Maximum " + maxQty + " of this product can be selected in a single order");
		return false;
	}
    var order = $.cookie('order');
    if (!order) {
        order = itemId + "-" + Qty;
		orderedItems[itemId] = Qty;
    } else {
        var itemExists = false;
        var items = order.split("|");
        order = "";
        for (var i = 0; i < items.length; i = i + 1) {
            var position = items[i].indexOf("-");
            var prodId = items[i].substring(0, position);
            var quantity = parseInt(items[i].substring(position + 1));
            if (order != "") {
                order += "|";
            }
            if (prodId == itemId) {
            	alert("Product already exist in cart");
                return false;
				if((quantity + Qty) > maxQty) {
                    alert("Maximum " + maxQty + " of this product can be selected in a single order");
					return false;
				}
                quantity += Qty;
                order += prodId + "-" + quantity;
                itemExists = true;
            } else {
                order += prodId + "-" + quantity;
            }
			
			orderedItems[prodId] = quantity;
        }
        if (!itemExists) {
            if (order != "") {
                order += "|";
            }
            order += itemId + "-" + Qty;
			orderedItems[itemId] = Qty;
        }
    }
	orderedTotQty = parseInt(orderedTotQty);
	orderedTotQty += Qty;
	$('.cartqty').html(orderedTotQty);
    $.cookie('order', order);
    $.cookie('orderedTotQty', orderedTotQty);

    var url = window.location.pathname;
    var filename = url.substring(url.lastIndexOf('/') + 1);
    if (filename == carturl) {
        showCart(showFullCart, 'add', itemId);
    } else {
        $(location).attr('href', carturl);
    }
};

//Funtion decrements Items to Cart
var removeItem = function(itemId, Qty) {
    Qty = parseInt(Qty);
    var order = $.cookie('order');

    if (!order) {
		orderedItems[itemId] = 0;
		refreshRow(itemId);
		
    } else {
        var items = order.split("|");
        order = "";
        for (var i = 0; i < items.length; i = i + 1) {
            var position = items[i].indexOf("-");
            var prodId = items[i].substring(0, position);
            var quantity = parseInt(items[i].substring(position + 1));
            if (prodId == itemId) {
                quantity -= Qty;
                if (quantity > 0) {
					if (order != "") {
						order += "|";
					}
                    order += prodId + "-" + quantity;
                }
                itemExists = true;
				orderedItems[prodId] = quantity;
				refreshRow(itemId);
            } else {
				if (order != "") {
					order += "|";
				}
                order += prodId + "-" + quantity;
				orderedItems[prodId] = quantity;
            }
        }
    }
	orderedTotQty -= Qty;
	$('.cartqty').html(orderedTotQty);
    $.cookie('order', order);
    $.cookie('orderedTotQty', orderedTotQty);
    var url = window.location.pathname;
    var filename = url.substring(url.lastIndexOf('/') + 1);
    if (filename == carturl) {
       showCart(false, 'remove', itemId);
    } else {
        $(location).attr('href', carturl);
    }
};


//Funtion sets Item quantity on the Cart
var setItemQty = function(itemId, Qty) {
    Qty = parseInt(Qty);
	
	if(Qty > maxQty || Qty < 0) {
		return false;
	}
	
    var order = $.cookie('order');
	orderedTotQty = 0;

    if (!order) {
		orderedItems[itemId] = 0;
    } else {
        var items = order.split("|");
        order = "";
        for (var i = 0; i < items.length; i = i + 1) {
            var position = items[i].indexOf("-");
            var prodId = items[i].substring(0, position);
            var quantity = parseInt(items[i].substring(position + 1));
            if (prodId == itemId) {
                quantity = Qty;
				if (order != "") {
					order += "|";
				}
				order += prodId + "-" + quantity;
                itemExists = true;
            } else {
				if (order != "") {
					order += "|";
				}
                order += prodId + "-" + quantity;
            }
			orderedItems[prodId] = quantity;
			orderedTotQty += quantity;
        }
    }
	$('.cartqty').html(orderedTotQty);
    $.cookie('order', order);
    $.cookie('orderedTotQty', orderedTotQty);
    var url = window.location.pathname;
    var filename = url.substring(url.lastIndexOf('/') + 1);
    if (filename == carturl) {
       showCart(false, 'set', itemId);
    } else {
        $(location).attr('href', carturl);
    }
};



var removeRowItem = function(itemId, showFullCart) { 
	if (typeof showFullCart === "undefined") {
    	showFullCart = false;
    }
    var order = $.cookie('order');
    if (!order)
    {
		orderedTotQty = 0;
    } else {
        var items = order.split("|");
        order = "";
		orderedTotQty = 0;
		orderedItems = null;
		orderedItems = new Array();
        for (var i = 0; i < items.length; i = i + 1) {
            var position = items[i].indexOf("-");
            var prodId = items[i].substring(0, position);
            var quantity = parseInt(items[i].substring(position + 1));
            if (prodId == itemId) {
            } else {
				if (order != "") {
					order += "|";
				}
                order += prodId + "-" + quantity;
				orderedTotQty += quantity;
				orderedItems[prodId] = quantity;
            }
        }
    }
	if($('#prow-' + itemId).length == 1) {
		$('#prow-' + itemId).remove();
	}
    $.cookie('order', order);
    $.cookie('orderedTotQty', orderedTotQty);
    showCart(true, 'removerow', itemId);
};

//Emptying the cart
var emptyCart = function() {
    var order = $.cookie('order');
    order = "";
	orderedTotQty = 0;
	orderedItems = null;
	orderedItems = new Array();	
    $.cookie('order', order);
    $.cookie('orderedTotQty', orderedTotQty);
	
	if($('[id^="prow-"]').length > 0) {
		$('[id^="prow-"]').each(function(){
			$(this).remove();
		});
	}
	$('.trm_1').hide();
    showCart(false, 'empty');
};

//Displaying the cart items & calculations
function showTotalPrice() {	
	var cartHtml = "";
	var total = 0;
	var shipping = 0;
	var grand_total = 0;
	var sub_total = 0;
	var shippingType = '';
	
	var order = $.cookie('order');
    orderedTotQty = $.cookie('orderedTotQty');
	
	
	if($('#shippingCountry').val() == '') {
		shippingType = '';
	} else if($('#shippingCountry').val() == 'US') {
		shippingType = 'US';
	} else {
		shippingType = 'INTERNATIONAL';
	}
	
    if (!order) {
		orderedTotQty = 0;
	} else {
		var items = order.split("|");

		if(shipRates) {
			shipping = shipRates * 1.0;
		}

		for (var i = 0; i < items.length; i = i + 1) {
			var position = items[i].indexOf("-");
			var prodId = items[i].substring(0, position);
			var quantity = parseInt(items[i].substring(position + 1));
			if (prodId != "" && quantity > 0) {
				sub_total = round((quantity * products[prodId][1]), 2);
				total += (quantity * products[prodId][1]);
			}
		}
		
		total = round(total, 2);
	}
	
	var snh = shipping + handling;
	//if(shipping == 0) {
	//	snh = shipping;
	//}
    console.log(snh);
	grand_total = total + snh;
	
	$('#total-price').html('$ ' + total.toFixed(2));
	$('#shipping-price').html('$ ' + snh.toFixed(2));
	$('#grand-total').html('$ ' + grand_total.toFixed(2));
};

// Refresh row content with updated quantity / price for a product
function refreshRow(pid) {
	pid = parseInt(pid);
	quantity = orderedItems[pid];
	sub_total = round((quantity * products[pid][1]), 2);

	$('#prow-' + pid + ' .tot-price').html('$' + sub_total.toFixed(2) + ' USD');
	$('#prow-' + pid + ' .qtybox').val(quantity);
	$('#prow-' + pid + ' .dispqty').html(quantity);
	
}

function replaceAllStr(str, find, rstr) {
  //return str.replace(new RegExp(escapeRegExp(find), 'g'), replace);
  //return str.replace(/find/g, '\\$&');
  return str.replace(new RegExp(find, "g"), rstr);
}


//Displaying the cart items & calculations
function showCart(showFullCart, act, itm) {	
    var cartHtml = "";
    var order = $.cookie('order');
    orderedTotQty = $.cookie('orderedTotQty');
	
    if (!order)
    {
		orderedTotQty = 0;

		if($('[id^="prow-"]').length == 0) {
	        $("#cartBox").html("<p>You have not selected any product...</p> &nbsp <a id='browse' href='products.php'>Browse Products</a>");
		}

		showTotalPrice();
		return false;
    }
    else
    {
        var items = order.split("|");
        var total = 0;
        var shipping = 0;
        var grand_total = 0;
		
		orderedTotQty = parseInt(orderedTotQty);
		
        //console.log('showFullCart');
        //console.log(showFullCart);
		if (typeof showFullCart === "undefined") {
			return false;
		} else if(showFullCart == false) {
			if ((typeof act !== "undefined") && (typeof itm !== "undefined")) {
				if((act == 'add' || act == 'set' || act == 'remove') && itm > 0) {
					refreshRow(itm);
				} else if(act == 'removerow' && itm > 0) {
					itm = parseInt(itm);
				}
			}

			showTotalPrice();
			
			return false;
		} 
		
		orderedItems = null;
		orderedItems = new Array();
		cartHtml += "<div class='summry-lft'><div class='summry-lft-hdr'>Order Summary <span>Price</span></div>";
        cartHtml += "<div class='cart-lft'><div class='cart-box1'><span class='one'> Order Summary </span><span class='three'>Qty</span><span class='two'>Unit Price</span><span class='four'>Total</span></div>";
		var total = 0;
        var term_htm ='';
        for (var i = 0; i < items.length; i = i + 1) {
            var position = items[i].indexOf("-");
            var prodId = items[i].substring(0, position);
            var quantity = parseInt(items[i].substring(position + 1));
			
            if (prodId != "" && quantity > 0) {
				orderedItems[prodId] = quantity;
                var sub_total = round((quantity * products[prodId][1]), 2);
                total += sub_total;
                
                termTxt = products[prodId][6];
                termTxt = replaceAllStr(termTxt, ' __prc__', products[prodId][1].toFixed(2));
                termTxt = replaceAllStr(termTxt, '__pname__', products[prodId][2]);
                termTxt = replaceAllStr(termTxt, '__prdname__', products[prodId][0]);
                termTxt = replaceAllStr(termTxt, '__altnm__', products[prodId][5]);
                
                term_htm += '<span id="term-' + prodId +'">' + termTxt + '</span>';
                
                 cartHtml += "<div class='cart-box2' id='prow-" + prodId + "'>"
                            + "<div class='one'>"                            
                            + "<p class='cart-prdname'>" + products[prodId][4] + " <span class='qtybox'>"+ quantity +"</span></p>"
                            + "<div class='prod-rght'>"                            
                            + "<p class='prod-name'>" + products[prodId][0] + " <span>" + products[prodId][5] + "</span> </p>"
                            + "<p class='drwer-txt1'><span>Qty:</span> "+ quantity +" </p>"
                            + "<p class='drwer-txt2'> $" + sub_total.toFixed(2) + " <img style='cursor:pointer' src='images/cross-img.png' class='cart-remv' onClick='removeRowItem(" + prodId + ")' /></p>"
                            + "</div>"
                            + "</div>"
                            
                            
                			+ "<input type='hidden' value='" + quantity + "' name='prodqty_" + prodId + "' class='qtybox' readonly>"
							+ "<input type='hidden' value='" + prodId + "' name='prodid[]'>"+ "<div class='three'><span class='qtybox'>"+ quantity +"</span></div>"  
                            + "<div class='two'> <span class='unit-price'> $" + (products[prodId][1]).toFixed(2) + "</span> </div>"
           					+ "</div>"
            }
        }
        
        cartHtml += "</div>";
        cartHtml += "<div class='card-box3'>"
                        +"<div class='card-box3rgt'>"
                        	+"<ul class='cart-prclist'>"
                                +"<li>Sub Total: <span class='span1' id='total-price'>$" + total.toFixed(2) + "</span></li>"
                                +"<li>Shipping &amp; Handling: <span class='span1' id='shipping-total'>$0.00</span></li>"
                                +"<li><span class='span2'>Total:</span> <span class='span1 span2' id='grand-total'>$" + total.toFixed(2) + "</span></li>"
                            +"</ul>"
                        +"</div>"
            		+"</div>";
         
         
         cartHtml += "<div class='card-box4'><div class='card-box4-lft'>"
                    +"<a href='javascript:void(0)' class='continue-shpbtn' id='view-from'>Proceed To Checkout </a><a href='products.php' class='continue-shpbtn continue-shpbtn1'>Continue Shopping </a> <a href='javascript:void(0)' onclick='emptyCart()' class='continue-shpbtn'>Empty Cart </a><a class='prc-checkt comn-button' href='cart.php'>Checkout <img src='images/btn-arw.png'></a></div>"
                    

           
           	
            
           
        if (cartHtml != "") {
            $("#cartBox").html(cartHtml);
            $(".cart-box").html(cartHtml);
            $(".trm_1").html(term_htm);
        } else {
            $("#cartBox").html("&nbsp;Loading...");
            $(".cart-box").html('<span class="nt-txt">You have not selected any product...</span> <a href="products.php"> <button class="continue-brwbtn">Browse Products </button></a>');
        }
        
         var upProdId1 = 162;
        if(checkItemExists(upProdId1)) {
            $(".offerBox:eq(0) .sec1-shopnow").text("Added To Order");
            $(".offerBox:eq(0) .remove-from-cart").show();
        } else {
            $(".offerBox:eq(0) .sec1-shopnow").text("Yes! Upgrade Now");
			$(".offerBox:eq(0) .remove-from-cart").hide();
        }
        
        var upProdId2 = 163;
        if(checkItemExists(upProdId2)) {
            $(".offerBox:eq(1) .sec1-shopnow").text("Added To Order");
            $(".offerBox:eq(1) .remove-from-cart").show();
        } else {
            $(".offerBox:eq(1) .sec1-shopnow").text("Yes! Upgrade Now");
			$(".offerBox:eq(1) .remove-from-cart").hide();
        }
        
		
		return false;
    }
};

var round = function(value, decimals) {
    return Number(Math.round(value + 'e' + decimals) + 'e-' + decimals);
};