init

app/running/actions.ts

@@ -14,10 +14,13 @@ import {
 import {
   getLastSyncAt,
   getRunningActivity,
+  listRunningActivities,
   setLastSyncAt,
+  setRunningActivityMetrics,
   setRunningActivityRoutePoints,
   upsertRunningActivity,
 } from "@/lib/models/running";
+import { fetchActivityRunMetrics } from "@/lib/garmin/client";
 import {
   clearPendingMfaState,
   getPendingMfaState,
@@ -28,6 +31,9 @@ import { getCurrentUserId } from "@/lib/session";
 
 export type SyncGarminState = { error: string } | { success: string } | { mfaRequired: true } | null;
 
+// How many activities without data to enrich per sync (limits API call volume)
+const ENRICH_PER_SYNC = 10;
+
 async function syncWithClient(userId: string, client: GarminConnect): Promise<SyncGarminState> {
   const since = await getLastSyncAt(userId);
   const activities = await fetchRunningActivities(client);
@@ -39,6 +45,36 @@ async function syncWithClient(userId: string, client: GarminConnect): Promise<Sy
 
   await setLastSyncAt(userId, new Date());
 
+  // Enrich activities missing route/metrics — fetched during sync so page loads are instant
+  const all = await listRunningActivities(userId);
+  const needsEnrich = all
+    .filter((a) => a.hasRoute && (!a.routePoints?.length || !a.runMetrics?.paceSec))
+    .slice(0, ENRICH_PER_SYNC);
+
+  for (const activity of needsEnrich) {
+    try {
+      if (!activity.routePoints?.length) {
+        const route = await fetchActivityRoutePoints(client, activity.garminActivityId);
+        if (route) {
+          await setRunningActivityRoutePoints(
+            userId,
+            activity.garminActivityId,
+            route.points,
+            route.elevationProfile
+          );
+        }
+      }
+      if (!activity.runMetrics?.paceSec) {
+        const metrics = await fetchActivityRunMetrics(client, activity.garminActivityId);
+        if (metrics) {
+          await setRunningActivityMetrics(userId, activity.garminActivityId, metrics);
+        }
+      }
+    } catch {
+      // Rate limited or activity has no GPS — skip silently
+    }
+  }
+
   revalidatePath("/running");
   revalidatePath("/settings");
   revalidatePath("/");