50 lines
1.2 KiB
PL/PgSQL
50 lines
1.2 KiB
PL/PgSQL
-- Your SQL goes here
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CREATE TABLE actors (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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actor_id TEXT UNIQUE NOT NULL,
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public_key TEXT NOT NULL,
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public_key_id TEXT UNIQUE NOT NULL,
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listener_id UUID NOT NULL REFERENCES listeners(id) ON DELETE CASCADE,
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created_at TIMESTAMP NOT NULL,
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updated_at TIMESTAMP NOT NULL DEFAULT NOW()
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);
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SELECT diesel_manage_updated_at('actors');
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CREATE OR REPLACE FUNCTION invoke_actors_trigger ()
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RETURNS TRIGGER
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LANGUAGE plpgsql
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AS $$
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DECLARE
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rec RECORD;
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channel TEXT;
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payload TEXT;
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BEGIN
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case TG_OP
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WHEN 'INSERT' THEN
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rec := NEW;
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channel := 'new_actors';
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payload := NEW.actor_id;
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WHEN 'UPDATE' THEN
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rec := NEW;
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channel := 'new_actors';
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payload := NEW.actor_id;
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WHEN 'DELETE' THEN
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rec := OLD;
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channel := 'rm_actors';
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payload := OLD.actor_id;
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ELSE
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RAISE EXCEPTION 'Unknown TG_OP: "%". Should not occur!', TG_OP;
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END CASE;
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PERFORM pg_notify(channel, payload::TEXT);
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RETURN rec;
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END;
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$$;
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CREATE TRIGGER actors_notify
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AFTER INSERT OR UPDATE OR DELETE
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ON actors
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FOR EACH ROW
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EXECUTE PROCEDURE invoke_actors_trigger();
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