Dynamically fetch navigation entries from API

package.json

@@ -1,6 +1,6 @@
 {
     "name": "@fwdekker/template",
-    "version": "0.0.10",
+    "version": "0.0.11",
     "description": "The base template for pages on fwdekker.com.",
     "author": "Felix W. Dekker (https://fwdekker.com)",
     "license": "MIT",

src/main/js/Template.js

@@ -34,40 +34,44 @@ export const doAfterLoad = function (fun) {
 /**
  * Creates a navigation element for navigating through the website.
  *
- * @returns {HTMLElement} a navigation element
+ * Fetches entries asynchronously from the website's API.
+ *
+ * @returns {Promise<HTMLElement>} a navigation element, eventually
  */
-export const nav = function () {
+export const nav = async function () {
-    return h("nav.nav",
+    const entries = await fetch("https://fwdekker.com/api/nav/")
-        h("ul",
+        .then(it => it.json())
-            h("li", h("a", {href: "https://fwdekker.com/"},
+        .then(it => it.entries)
-                h("div.logo", h("img.logo", {src: "https://fwdekker.com/favicon.png"})),
+        .then(it => it.map(entry => unpackEntry(entry)))
-                h("b", "FWDekker")
+        .catch(e => {
-            )),
+            console.error("Failed to fetch navigation elements", e);
-            h("li", h("a", {href: "#", innerHTML: "Tools &#9662;"}),
+            return [];
-                h("ul",
+        });
-                    h("li",
+    const prefix = h("li", h("a", {href: "https://fwdekker.com/"},
-                        h("a", "Converter", {href: "https://fwdekker.com/tools/converter/"})
+        h("div.logo", h("img.logo", {src: "https://fwdekker.com/favicon.png"})),
-                    ),
+        h("b", "FWDekker")
-                    h("li",
+    ));
-                        h("a", "Dice", {href: "https://fwdekker.com/tools/dice/"})
+
-                    ),
+    return h("nav.nav", h("ul", prefix, ...entries));
-                    h("li",
+};
-                        h("a", "Doomsday", {href: "https://fwdekker.com/tools/doomsday/"})
+
-                    ),
+/**
-                    h("li",
+ * Unpacks a navigation entry returned from the navigation API into an HTML element.
-                        h("a", "Interlanguage Checker", {href: "https://fwdekker.com/tools/interlanguage-checker/"})
+ *
-                    ),
+ * @param entry {Object} the entry to unpack
-                    h("li",
+ * @returns {HTMLElement} the navigation list entry as HTML, described by its children
-                        h("a", "Random FO76", {href: "https://fwdekker.com/tools/random-fo76/"})
+ */
-                    ),
+const unpackEntry = function(entry) {
-                )
+    if (entry.entries.length === 0)
-            ),
+        return h("li", h("a", {href: entry.link, innerHTML: entry.name}));
-            h("li", h("a", "Gitea", {href: "https://git.fwdekker.com/"})),
+
-            h("li", h("a", "Blog", {href: "https://blog.fwdekker.com/"}))
+    return h("li",
-        )
+        h("a", {href: entry.link, innerHTML: `${entry.name} &#9662;`}),
+        h("ul", entry.entries.map(it => unpackEntry(it)))
     );
 };
 
+
 /**
  * Creates a header element with the given title and description.
  *
@@ -84,6 +88,7 @@ export const header = function ({title, description}) {
     );
 };
 
+
 /**
  * Creates a footer element with the given data.
  *
@@ -107,7 +112,6 @@ export const footer = function ({author, authorURL, license, licenseURL, vcs, vc
     );
 };
 
-
 /**
  * Constructs a link that is used in footers.
  *