B2B-88: add starter kit structure and elements

packages/i18n/src/create-i18n-settings.ts

@@ -0,0 +1,41 @@
+import type { InitOptions } from 'i18next';
+
+/**
+ * Get i18n settings for i18next.
+ * @param languages
+ * @param language
+ * @param namespaces
+ */
+export function createI18nSettings({
+  languages,
+  language,
+  namespaces,
+}: {
+  languages: string[];
+  language: string;
+  namespaces?: string | string[];
+}): InitOptions {
+  const lng = language;
+  const ns = namespaces;
+
+  return {
+    supportedLngs: languages,
+    fallbackLng: languages[0],
+    detection: undefined,
+    lng,
+    preload: false as const,
+    lowerCaseLng: true as const,
+    fallbackNS: ns,
+    missingInterpolationHandler: (text, value, options) => {
+      console.debug(
+        `Missing interpolation value for key: ${text}`,
+        value,
+        options,
+      );
+    },
+    ns,
+    react: {
+      useSuspense: true,
+    },
+  };
+}