Handle unsupported languages

justincy · May 5, 2020 · 2598b75 · 2598b75
1 parent 0b9d9a9
commit 2598b75
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Showing 2 changed files with 13 additions and 2 deletions.
diff --git a/examples/with-dynamic-routes/package.json b/examples/with-dynamic-routes/package.json
@@ -4,7 +4,9 @@
   "private": true,
   "license": "MIT",
   "scripts": {
-    "dev": "next dev"
+    "build": "next build",
+    "dev": "next dev",
+    "start": "next start"
   },
   "dependencies": {
     "next": "9.3.5",

diff --git a/examples/with-dynamic-routes/utils/i18n.js b/examples/with-dynamic-routes/utils/i18n.js
@@ -18,7 +18,16 @@ async function importNamespaces(lang, namespaces = []) {
 
 export async function getI18nProps(ctx, namespaces) {
   const lang = ctx.params?.lang || defaultLanguage
-
+  if (!allLanguages.includes(lang)) {
+    if (ctx.res) {
+      console.log(ctx.req.url);
+      ctx.res.writeHead(302, { Location: ctx.req.url.replace(new RegExp(`^\/${lang}`), `/${defaultLanguage}`) });
+      ctx.res.end();
+      return;
+    } else {
+      throw new Error(`Locale ${lang} is not supported`);
+    }
+  }
   return {
     lang,
     namespaces: await importNamespaces(lang, namespaces),