Working book shop.

[prawokultury.git] / shop / static / shop / shop.js

diff --git a/shop/static/shop/shop.js b/shop/static/shop/shop.js
new file mode 100755 (executable)
index 0000000..96b9f9d
--- /dev/null
+++ b/shop/static/shop/shop.js
@@ -0,0 +1,31 @@
+$(function() {
+
+    $('.cost-items').each(function() {
+
+        var $items = $(this);
+        var price = parseFloat($items.attr('data-cost-price')) * 100;
+        var cost_const = parseFloat($items.attr('data-cost-const')) * 100;
+        var cost_per_item = parseFloat($items.attr('data-cost-per-item')) * 100;
+
+        var decimal_separator = $items.attr('data-decimal-separator');
+
+        var money = function(amount) {
+            return amount.toFixed(2).replace(".", decimal_separator);
+        }
+
+        var update_costs = function() {
+            var items = $items.val();
+            if (items < 1)
+                items = 1;
+            var total_costs = cost_per_item * items + cost_const;
+            var final = price * items + total_costs;
+            $("#cost-costs").text(money(total_costs / 100) + " zł");
+            $("#cost-final").text(money(final / 100) + " zł");
+        }
+
+        $items.change(update_costs);
+        update_costs();
+
+    });
+
+});