tps/interface/map_def/srce_map_def_set.sql
2018-05-24 17:03:55 -04:00

72 lines
2.2 KiB
PL/PgSQL

CREATE OR REPLACE FUNCTION tps.srce_map_def_set(_defn jsonb) RETURNS jsonb
AS
$f$
DECLARE
_message jsonb;
_MESSAGE_TEXT text;
_PG_EXCEPTION_DETAIL text;
_PG_EXCEPTION_HINT text;
BEGIN
BEGIN
INSERT INTO
tps.map_rm
SELECT
--data source
_defn->>'srce'
--map name
,_defn->>'name'
--map definition
,_defn
--map aggregation sequence
,_defn->>'sequence'
--history definition
,jsonb_build_object(
'hist_defn',_defn
,'effective',jsonb_build_array(CURRENT_TIMESTAMP,null::timestamptz)
) || '[]'::jsonb
ON CONFLICT ON CONSTRAINT map_rm_pk DO UPDATE SET
srce = _defn->>'srce'
,target = _defn->>'name'
,regex = _defn
,seq = _defn->>'sequence'
,hist =
--the new definition going to position -0-
jsonb_build_object(
'hist_defn',_defn
,'effective',jsonb_build_array(CURRENT_TIMESTAMP,null::timestamptz)
)
--the previous definition, set upper bound of effective range which was previously null
|| jsonb_set(
map_rm.hist
,'{0,effective,1}'::text[]
,to_jsonb(CURRENT_TIMESTAMP)
);
EXCEPTION WHEN OTHERS THEN
GET STACKED DIAGNOSTICS
_MESSAGE_TEXT = MESSAGE_TEXT,
_PG_EXCEPTION_DETAIL = PG_EXCEPTION_DETAIL,
_PG_EXCEPTION_HINT = PG_EXCEPTION_HINT;
_message:=
($$
{
"status":"fail",
"message":"error setting definition"
}
$$::jsonb)
||jsonb_build_object('message_text',_MESSAGE_TEXT)
||jsonb_build_object('pg_exception_detail',_PG_EXCEPTION_DETAIL);
return _message;
END;
_message:= jsonb_build_object('status','complete','message','definition has been set');
return _message;
END;
$f$
language plpgsql