S10 (a1): public ledger profiles v1

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

src/services/ledgerService.js

@@ -386,6 +386,11 @@ async function countRowsForDate(gameDate, opts = {}) {
  * 30-day aggregate over the PUBLIC model record (user_id NULL): hit rate,
  * beat-the-close rate, pending count. Percentages are null below
  * MIN_AGG_SAMPLE — the UI must show "record building" instead.
+ *
+ * A1 Session 10 — `opts.userId` swaps the public `.is('user_id', null)`
+ * scoping for `.eq('user_id', uid)`: the SAME aggregate (same window, same
+ * n≥20 gate) over one user's own ledger, powering public profiles. The
+ * public default is untouched.
  */
 async function getModelAggregate(opts = {}) {
   const empty = {
@@ -400,8 +405,9 @@ async function getModelAggregate(opts = {}) {
   const since = new Date(nowMs - AGG_WINDOW_DAYS * 24 * 3600 * 1000).toISOString().slice(0, 10);
 
   let settledQ = sb.from('ledger_entries')
-    .select('outcome, clv_result, player_key, grade')
-    .is('user_id', null)
+    .select('outcome, clv_result, player_key, grade');
+  settledQ = opts.userId ? settledQ.eq('user_id', opts.userId) : settledQ.is('user_id', null);
+  settledQ = settledQ
     .not('outcome', 'is', null)
     .gte('game_date', since)
     .limit(AGG_FETCH_LIMIT);
@@ -412,9 +418,9 @@ async function getModelAggregate(opts = {}) {
   if (error) return { ...empty, error: error.message };
 
   let pendingQ = sb.from('ledger_entries')
-    .select('id', { count: 'exact', head: true })
-    .is('user_id', null)
-    .is('outcome', null);
+    .select('id', { count: 'exact', head: true });
+  pendingQ = opts.userId ? pendingQ.eq('user_id', opts.userId) : pendingQ.is('user_id', null);
+  pendingQ = pendingQ.is('outcome', null);
   if (opts.sport) pendingQ = pendingQ.eq('sport', String(opts.sport).toLowerCase());
   if (opts.playerKey) pendingQ = pendingQ.eq('player_key', opts.playerKey);
   if (opts.team) pendingQ = pendingQ.eq('team', opts.team);