Versión inicial de Seguimiento de Impuestos GLM

supabase/actualizacion_eventos_bloqueados.sql

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+-- Seguimiento de Impuestos GLM
+-- Actualización para consultar, editar o eliminar eventos desde la app.
+-- Los eventos quedan bloqueados automáticamente después del primer aviso enviado.
+-- Ejecutar una sola vez si ya se ejecutó el script completo anteriormente.
+
+begin;
+
+create or replace function public.tax_obligation_delivery_status()
+returns table (
+  obligation_id uuid,
+  has_sent_notification boolean,
+  first_sent_at timestamptz,
+  sent_notification_count bigint
+)
+language sql
+stable
+security definer
+set search_path = ''
+as $$
+  select
+    obligation.id as obligation_id,
+    count(log.id) filter (where log.status = 'sent') > 0 as has_sent_notification,
+    min(log.sent_at) filter (where log.status = 'sent') as first_sent_at,
+    count(log.id) filter (where log.status = 'sent') as sent_notification_count
+  from public.tax_obligations obligation
+  left join public.tax_notification_log log
+    on log.obligation_id = obligation.id
+  where obligation.active = true
+    and public.has_tax_calendar_access()
+  group by obligation.id;
+$$;
+
+revoke all on function public.tax_obligation_delivery_status()
+from public, anon;
+grant execute on function public.tax_obligation_delivery_status()
+to authenticated;
+
+create or replace function public.tax_prevent_sent_obligation_changes()
+returns trigger
+language plpgsql
+security definer
+set search_path = ''
+as $$
+begin
+  if exists (
+    select 1
+    from public.tax_notification_log log
+    where log.obligation_id = old.id
+      and log.status = 'sent'
+  ) and (
+    new.due_date is distinct from old.due_date
+    or new.description is distinct from old.description
+    or new.category is distinct from old.category
+    or new.country_id is distinct from old.country_id
+    or new.active is distinct from old.active
+  ) then
+    raise exception using
+      errcode = 'P0001',
+      message = 'Esta obligación ya generó avisos y no puede modificarse ni eliminarse.';
+  end if;
+
+  return new;
+end;
+$$;
+
+drop trigger if exists tax_obligations_lock_after_sent_trigger
+on public.tax_obligations;
+
+create trigger tax_obligations_lock_after_sent_trigger
+before update on public.tax_obligations
+for each row execute function public.tax_prevent_sent_obligation_changes();
+
+commit;