fix: mostrar Google Ads desde ad_daily cuando kpi_weekly está vacío

kpi_weekly es una MV de solo lectura sin canales paid; canal/seguimiento
ahora hacen fallback a ad_daily. Bump Google Ads API a v21 en sync.

Co-authored-by: Cursor <cursoragent@cursor.com>

src/app/api/seguimiento/route.ts

@@ -11,6 +11,7 @@ import {
   AdDailyRow,
   KpiWeeklyRow,
   buildChannelSeries,
+  resolveWeeklyRows,
   sumDaily,
   sumWeekly,
 } from '@/lib/metrics';
@@ -76,7 +77,7 @@ export async function GET() {
         `/rest/v1/kpi_weekly?tenant_id=eq.${tid}&select=*&order=week.asc`
       ),
       restGet<AdDailyRow[]>(
-        `/rest/v1/ad_daily?tenant_id=eq.${tid}&select=*&order=date.asc&limit=800`
+        `/rest/v1/ad_daily?tenant_id=eq.${tid}&select=*&order=date.desc&limit=5000`
       ),
     ]);
     entries = e.data || [];
@@ -93,14 +94,15 @@ export async function GET() {
       supabase
         .from('ad_daily')
         .select('*')
-        .order('date', { ascending: true })
-        .limit(800),
+        .order('date', { ascending: false })
+        .limit(5000),
     ]);
     entries = (e as SeguimientoEntry[]) || [];
     weekly = (w as KpiWeeklyRow[]) || [];
     daily = (d as AdDailyRow[]) || [];
   }
 
+  weekly = resolveWeeklyRows(weekly, daily);
   const channelSeries = buildChannelSeries(weekly);
   const totalsWeekly = sumWeekly(weekly);
   const totalsDaily = sumDaily(daily);

src/app/dashboard/kpis/canal/[channel]/page.tsx

@@ -5,10 +5,12 @@ import { redirect } from 'next/navigation';
 import { resolveActiveTenant, restGet } from '@/lib/tenant-context';
 import { isAgencyRole, userRole } from '@/lib/agency';
 import {
+  AdDailyRow,
   KpiWeeklyRow,
   buildChannelSeries,
   formatEur,
   formatNum,
+  resolveWeeklyRows,
 } from '@/lib/metrics';
 import { ArrowLeft } from 'lucide-react';
 
@@ -40,20 +42,33 @@ export default async function CanalDashPage({
   }
 
   let weekly: KpiWeeklyRow[] = [];
+  let daily: AdDailyRow[] = [];
   if (agency && ctx.viaView && ctx.tenantId) {
     const tid = encodeURIComponent(ctx.tenantId);
-    const w = await restGet<KpiWeeklyRow[]>(
-      `/rest/v1/kpi_weekly?tenant_id=eq.${tid}&select=*&order=week.asc`
-    );
+    const [w, d] = await Promise.all([
+      restGet<KpiWeeklyRow[]>(
+        `/rest/v1/kpi_weekly?tenant_id=eq.${tid}&select=*&order=week.asc`
+      ),
+      restGet<AdDailyRow[]>(
+        `/rest/v1/ad_daily?tenant_id=eq.${tid}&select=*&order=date.desc&limit=5000`
+      ),
+    ]);
     weekly = w.data || [];
+    daily = d.data || [];
   } else {
-    const { data } = await supabase
-      .from('kpi_weekly')
-      .select('*')
-      .order('week', { ascending: true });
-    weekly = (data as KpiWeeklyRow[]) || [];
+    const [{ data: w }, { data: d }] = await Promise.all([
+      supabase.from('kpi_weekly').select('*').order('week', { ascending: true }),
+      supabase
+        .from('ad_daily')
+        .select('*')
+        .order('date', { ascending: false })
+        .limit(5000),
+    ]);
+    weekly = (w as KpiWeeklyRow[]) || [];
+    daily = (d as AdDailyRow[]) || [];
   }
 
+  weekly = resolveWeeklyRows(weekly, daily);
   const series = buildChannelSeries(weekly);
   const points = series.points.filter((p) => p.channel === channel);
   const spend = points.reduce((a, p) => a + p.spend, 0);

src/app/dashboard/kpis/page.tsx

@@ -8,9 +8,9 @@ import {
   KpiWeeklyRow,
   buildChannelSeries,
   buildComparisons,
+  resolveWeeklyRows,
   sumDaily,
   sumWeekly,
-  weeklyFromDaily,
 } from '@/lib/metrics';
 import { isAgencyRole, userRole } from '@/lib/agency';
 
@@ -65,13 +65,7 @@ export default async function KpisPage() {
     daily = (d as AdDailyRow[]) || [];
   }
 
-  // kpi_weekly is often a stale MV — prefer ad_daily when it has more signal
-  const fromDaily = weeklyFromDaily(daily);
-  const weeklySpend = weekly.reduce((a, r) => a + Number(r.total_spend || 0), 0);
-  const dailySpend = daily.reduce((a, r) => a + Number(r.spend || 0), 0);
-  if (fromDaily.length && dailySpend >= weeklySpend) {
-    weekly = fromDaily;
-  }
+  weekly = resolveWeeklyRows(weekly, daily);
 
   const comparisons = buildComparisons(weekly);
   const month =

src/components/MetricsDashboard.tsx

@@ -349,7 +349,8 @@ export default function MetricsDashboard({
         {channelRows.length === 0 ? (
           <p className="text-xs text-gray-500 py-6 text-center">
             Sin series de canal en el periodo. Cuando Windsor cargue
-            `kpi_weekly.channel`, aparecerán aquí.
+            Los canales con inversión en ads (Meta, Google) aparecen cuando hay
+            filas en ad_daily o kpi_weekly para este cliente.
           </p>
         ) : (
           <div className="overflow-x-auto">

src/lib/ads-sync.ts

@@ -4,7 +4,7 @@ import { serviceHeaders, supabaseUrl } from '@/lib/agency';
 import { resolveMetaAccessToken } from '@/lib/ads-discovery';
 
 const META_GRAPH = 'https://graph.facebook.com/v21.0';
-const GADS_API = 'https://googleads.googleapis.com/v18';
+const GADS_API = 'https://googleads.googleapis.com/v21';
 
 export type SyncTenantResult = {
   tenantId: string;
@@ -285,14 +285,16 @@ async function fetchGoogleCampaignDaily(
     const date = row.segments?.date;
     if (!date) continue;
     const spend = Math.round((n(row.metrics?.costMicros) / 1_000_000) * 100) / 100;
+    const campaignId = row.campaign?.id ? String(row.campaign.id) : null;
     out.push({
       tenant_id: tenantId,
       date,
       platform: 'google',
-      campaign_id: row.campaign?.id ? String(row.campaign.id) : null,
+      campaign_id: campaignId,
       campaign_name: row.campaign?.name || null,
-      ad_id: null,
-      ad_name: null,
+      // ad_daily.ad_id is NOT NULL — campaign-level rows reuse campaign id
+      ad_id: campaignId || '',
+      ad_name: '',
       impressions: n(row.metrics?.impressions),
       clicks: n(row.metrics?.clicks),
       spend,

src/lib/metrics.ts

@@ -284,4 +284,31 @@ export function weeklyFromDaily(rows: AdDailyRow[]): KpiWeeklyRow[] {
   });
 }
 
+const ADS_CHANNELS = new Set(['meta', 'google']);
+
+/**
+ * kpi_weekly is often a non-writable MV without paid channels.
+ * Prefer ad_daily rollups when they carry meta/google (or more spend).
+ */
+export function resolveWeeklyRows(
+  weekly: KpiWeeklyRow[],
+  daily: AdDailyRow[]
+): KpiWeeklyRow[] {
+  const fromDaily = weeklyFromDaily(daily);
+  if (!fromDaily.length) return weekly;
+
+  const weeklySpend = weekly.reduce((a, r) => a + n(r.total_spend), 0);
+  const dailySpend = daily.reduce((a, r) => a + n(r.spend), 0);
+  const weeklyAds = weekly.some((r) =>
+    ADS_CHANNELS.has((r.channel || '').toLowerCase())
+  );
+  const dailyAds = daily.some((r) =>
+    ADS_CHANNELS.has((r.platform || '').toLowerCase())
+  );
+
+  if (dailyAds && !weeklyAds) return fromDaily;
+  if (dailySpend >= weeklySpend) return fromDaily;
+  return weekly;
+}
+
 export { isoDate, weekStart };