1 files changed, 27 insertions, 0 deletions
diff --git a/src/lib/utils.ts b/src/lib/utils.ts
new file mode 100644
index 0000000..4ec8b01
--- /dev/null
+++ b/src/lib/utils.ts
@@ -0,0 +1,27 @@
+// Replaces the locale slug in a URL.
+//
+// If the `full` argument is set to `true`, the full URL is returned as a string.
+// e.g. https://mywebsite.com/en/blog/article-1 => https://mywebsite.com/de/blog/article-1
+//
+// Otherwise (default) the URL relative to the base is returned.
+// e.g. https://mywebsite.com/en/blog/article-1 => /de/blog/article-1
+export const replaceLocaleInUrl = (url: URL, locale: string, full = false): string => {
+    const [, , ...rest] = url.pathname.split('/')
+    const new_pathname = `/${[locale, ...rest].join('/')}`
+    if (!full) {
+        return `${new_pathname}${url.search}`
+    }
+    const newUrl = new URL(url.toString())
+    newUrl.pathname = new_pathname
+    return newUrl.toString()
+}
+
+export function fromLocalizedString(localizedString: string | object, locale: Locales) {
+    if (typeof localizedString === "string") return localizedString;
+    // @ts-ignore
+    if (localizedString[locale]) return localizedString[locale];
+    // @ts-ignore
+    if (localizedString["nb"]) return localizedString["nb"];
+    // @ts-ignore
+    if (localizedString["en"]) return localizedString["en"];
+}