i18n

src/lib/push/index.ts

@@ -1,7 +1,10 @@
 import webpush from "web-push";
+import UserMetadata from "supertokens-node/recipe/usermetadata";
+import type { I18n, MessageDescriptor } from "@lingui/core";
 import { vapidConfig, isPushConfigured } from "@/lib/config";
 import { pbAdmin } from "@/lib/pocketbase/client";
 import { logger } from "@/lib/logger";
+import { createI18n, resolveLocale } from "@/lib/i18n";
 import type { PushSubscriptionRecord } from "@/lib/pocketbase/services/push";
 
 export interface PushPayload {
@@ -15,6 +18,35 @@ export interface PushPayload {
   tag?: string;
 }
 
+/** A literal string (e.g. the brand name, never translated) or a localizable message descriptor. */
+export type PushText = string | MessageDescriptor;
+
+export interface LocalizedPushPayload extends Omit<PushPayload, "title" | "body"> {
+  title: PushText;
+  body: PushText;
+}
+
+function resolvePushText(i18n: I18n, text: PushText): string {
+  return typeof text === "string" ? text : i18n._(text);
+}
+
+/**
+ * sendPushToPlayer only has the recipient's playerId, not a request context,
+ * so it resolves their locale from SuperTokens user metadata directly.
+ * Falls back to the default locale for players with no linked auth account
+ * or no stored locale preference.
+ */
+async function resolveRecipientLocale(playerId: string) {
+  try {
+    const player = await pbAdmin.getPlayer(playerId);
+    if (!player.auth_id) return resolveLocale(undefined);
+    const { metadata } = await UserMetadata.getUserMetadata(player.auth_id);
+    return resolveLocale(metadata?.locale);
+  } catch {
+    return resolveLocale(undefined);
+  }
+}
+
 let vapidInitialized = false;
 
 function ensureVapid(): boolean {
@@ -61,13 +93,24 @@ export async function sendPush(
  *   - a badge is awarded to the player        (src/lib/pocketbase/services/badges.ts)
  * NONE of these are wired yet — this foundation pass only exposes the seam
  * plus a manual "test notification" path.
+ *
+ * title/body accept either a literal string (e.g. the brand name) or a
+ * msg`` descriptor, resolved against the recipient's own locale.
  */
 export async function sendPushToPlayer(
   playerId: string,
-  payload: PushPayload
+  payload: LocalizedPushPayload
 ): Promise<{ sent: number; failed: number; pruned: number }> {
   if (!ensureVapid()) return { sent: 0, failed: 0, pruned: 0 };
 
+  const locale = await resolveRecipientLocale(playerId);
+  const i18n = createI18n(locale);
+  const resolvedPayload: PushPayload = {
+    ...payload,
+    title: resolvePushText(i18n, payload.title),
+    body: resolvePushText(i18n, payload.body),
+  };
+
   const subscriptions: PushSubscriptionRecord[] =
     await pbAdmin.listPushSubscriptionsByPlayer(playerId);
 
@@ -83,7 +126,7 @@ export async function sendPushToPlayer(
             endpoint: sub.endpoint,
             keys: { p256dh: sub.p256dh, auth: sub.auth },
           },
-          payload
+          resolvedPayload
         );
         sent++;
       } catch (error: any) {