server and response api

1 files changed, 48 insertions, 0 deletions

diff --git a/client/src/utils.js b/client/src/utils.js
new file mode 100644
index 0000000..03416f0
--- /dev/null
+++ b/client/src/utils.js
@@ -0,0 +1,48 @@
+export function displayNumberOfItemsInShoppingBasketWithBadge() {
+    var shoppingBasketArray = JSON.parse(localStorage.getItem("shoppingBasketArray"));
+    if (shoppingBasketArray === null) {
+        document.querySelector(".badge").innerText = 0;
+    } else {
+        document.querySelector(".badge").innerText = shoppingBasketArray.length;
+    }
+}
+
+export function dutchCurrencyFormat(number) {
+    var decimal = (number * 10) % 10
+    if (decimal === 0) return number + ",-";
+    else {
+        return (number * 10 - decimal) / 10 + "," + decimal;
+    }
+}
+
+export function dutchCurrencyFormatWithSign(number) {
+    return "\u20AC" + dutchCurrencyFormat(number);
+}
+
+
+export function findParentWithTag(tagName) {
+    if (this.tagName === tagName.toUpperCase()) {
+        return this;
+    } else {
+        return findParentWithTag.bind(this.parentNode)(tagName);
+    }
+}
+
+export function childKillerUsingTags(parent) {
+
+    return function oneOfMyChildren(child) {
+
+        return function killChildrenWithTag(tag) {
+            if (child === null) {
+                return
+            } else if (child.tagName === tag.toUpperCase()) {
+                var next = child.nextSibling;
+                parent.removeChild(child);
+                return oneOfMyChildren(next)(tag);
+            } else {
+                return oneOfMyChildren(child.nextSibling)(tag);
+            }
+        }
+
+    }
+}