feature: Add i18n support. Fixes #57 (#635)

* feature(web): Add basic scaffolding for i18n

* refactor: Switch most of the app's strings to use i18n strings

* fix: Remove unused i18next-resources-for-ts command

* Add user setting

* More translations

* Drop the german translation for now

1 files changed, 55 insertions, 0 deletions

diff --git a/apps/web/components/settings/UserOptions.tsx b/apps/web/components/settings/UserOptions.tsx
new file mode 100644
index 00000000..38dc1520
--- /dev/null
+++ b/apps/web/components/settings/UserOptions.tsx
@@ -0,0 +1,55 @@
+"use client";
+
+import { useTranslation } from "@/lib/i18n/client";
+import { useInterfaceLang } from "@/lib/userLocalSettings/bookmarksLayout";
+import { updateInterfaceLang } from "@/lib/userLocalSettings/userLocalSettings";
+
+import { langNameMappings } from "@hoarder/shared/langs";
+
+import { Label } from "../ui/label";
+import {
+  Select,
+  SelectContent,
+  SelectItem,
+  SelectTrigger,
+  SelectValue,
+} from "../ui/select";
+
+const LanguageSelect = () => {
+  const lang = useInterfaceLang();
+  return (
+    <Select
+      value={lang}
+      onValueChange={async (val) => {
+        await updateInterfaceLang(val);
+      }}
+    >
+      <SelectTrigger>
+        <SelectValue />
+      </SelectTrigger>
+      <SelectContent>
+        {Object.entries(langNameMappings).map(([lang, name]) => (
+          <SelectItem key={lang} value={lang}>
+            {name}
+          </SelectItem>
+        ))}
+      </SelectContent>
+    </Select>
+  );
+};
+
+export function UserOptions() {
+  const { t } = useTranslation();
+
+  return (
+    <div className="flex flex-col sm:flex-row">
+      <div className="mb-4 w-full text-lg font-medium sm:w-1/3">
+        {t("settings.info.options")}
+      </div>
+      <div className="flex w-full flex-col gap-2">
+        <Label>{t("settings.info.interface_lang")}</Label>
+        <LanguageSelect />
+      </div>
+    </div>
+  );
+}