notify wip

api/prisma/migrations/20221226113955_notify/migration.sql

@@ -0,0 +1,65 @@
+CREATE OR REPLACE FUNCTION notify_uuid() RETURNS TRIGGER AS $$
+    DECLARE
+        record RECORD;
+        id UUID;
+    BEGIN
+    IF (TG_OP = 'DELETE') THEN
+        id = OLD.id;
+    ELSE
+        id = NEW.id;
+    END IF;
+
+    payload = json_build_object(
+        'table', TG_TABLE_NAME,
+        'action', TG_OP,
+        'id', id
+    );
+
+    PERFORM pg_notify('events', payload::text);
+
+    RETURN NULL;
+    END;
+
+$$ LANGUAGE plpgsql;
+
+CREATE OR REPLACE FUNCTION notify_bigint() RETURNS TRIGGER AS $$
+    DECLARE
+        record RECORD;
+        id int8;
+    BEGIN
+    IF (TG_OP = 'DELETE') THEN
+        id = OLD.id;
+    ELSE
+        id = NEW.id;
+    END IF;
+
+    payload = json_build_object(
+        'table', TG_TABLE_NAME,
+        'action', TG_OP,
+        'id', id
+    );
+
+    PERFORM pg_notify('events', payload::text);
+
+    RETURN NULL;
+    END;
+
+$$ LANGUAGE plpgsql;
+
+
+CREATE TRIGGER notify_listings_event
+AFTER INSERT OR UPDATE OR DELETE ON listings
+    FOR EACH ROW EXECUTE PROCEDURE notify_bigint();
+
+CREATE TRIGGER notify_wants_event
+AFTER INSERT OR UPDATE OR DELETE ON wants
+    FOR EACH ROW EXECUTE PROCEDURE notify_bigint();
+
+CREATE TRIGGER notify_offers_event
+AFTER INSERT OR UPDATE OR DELETE ON offers
+    FOR EACH ROW EXECUTE PROCEDURE notify_uuid();
+
+CREATE TRIGGER notify_users_event
+AFTER INSERT OR UPDATE OR DELETE ON users
+    FOR EACH ROW EXECUTE PROCEDURE notify_uuid();
+