PublicDashboards: metrics collected in background service (#65836)

pkg/services/publicdashboards/database/database.go

@@ -285,3 +285,17 @@ func (d *PublicDashboardStoreImpl) FindByDashboardFolder(ctx context.Context, da
 
 	return pubdashes, nil
 }
+
+func (d *PublicDashboardStoreImpl) GetMetrics(ctx context.Context) (*Metrics, error) {
+	metrics := &Metrics{
+		TotalPublicDashboards: []*TotalPublicDashboard{},
+	}
+	err := d.sqlStore.WithDbSession(ctx, func(sess *db.Session) error {
+		return sess.SQL("SELECT COUNT(*) as total_count, is_enabled, share as share_type  FROM dashboard_public GROUP BY is_enabled, share").Find(&metrics.TotalPublicDashboards)
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	return metrics, nil
+}