split javascript file into multiple

scripts/core/cookies.js

@@ -0,0 +1,14 @@
+export function setCookie(name, value, maxAge) {
+    document.cookie = `${name}=${value}; path=/; max-age=${maxAge}`;
+}
+
+export function getCookie(name) {
+    const cookies = document.cookie.split("; ");
+
+    for (let c of cookies) {
+        const [key, value] = c.split("=");
+        if (key === name) return value;
+    }
+
+    return null;
+}

scripts/core/data.js

@@ -0,0 +1,9 @@
+export async function loadContent(lang) {
+    const response = await fetch(`./lang/${lang}.json`);
+    return response.json();
+}
+
+export async function loadImageConfig() {
+    const response = await fetch("./config/img_config.json");
+    return response.json();
+}

scripts/core/dates.js

@@ -0,0 +1,19 @@
+export function formatDate(date, locale) {
+    const dateObj = new Date(date);
+
+    if (isNaN(dateObj.getTime())) {
+        return date;
+    }
+
+    return new Intl.DateTimeFormat(locale || "de-DE", {
+        dateStyle: "medium"
+    }).format(dateObj);
+}
+
+// "from <start> to <end>", with the wording taken from the language file.
+export function formatDateRange(item) {
+    const startDate = formatDate(item.start, item.locale);
+    const endDate = formatDate(item.end, item.locale);
+
+    return item.from + "\n" + startDate + "\n" + item.to + "\n" + endDate;
+}

scripts/core/dom.js

@@ -0,0 +1,7 @@
+// Creates an element with an optional class name and text content.
+export function el(tag, className, text) {
+    const element = document.createElement(tag);
+    if (className) element.className = className;
+    if (text !== undefined) element.textContent = text;
+    return element;
+}