94 lines
2.8 KiB
MySQL
94 lines
2.8 KiB
MySQL
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CREATE OR REPLACE FUNCTION tps.srce_map_def_set_single(_defn jsonb) RETURNS jsonb
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AS
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$f$
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DECLARE
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_message jsonb;
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_rebuild boolean;
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_MESSAGE_TEXT text;
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_PG_EXCEPTION_DETAIL text;
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_PG_EXCEPTION_HINT text;
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BEGIN
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---------test if anythign is changing--------------------------------------------------------------------------------------------
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IF _defn = (SELECT regex FROM tps.map_rm WHERE srce = _defn->>'name') THEN
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_message:=
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(
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$$
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{
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"status":"complete",
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"message":"source was not different no action taken"
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}
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$$::jsonb
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);
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RETURN _message;
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END IF;
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---------do the rebuild-----------------------------------------------------------------------------------------------------------
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INSERT INTO
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tps.map_rm (srce, target, regex, seq, hist)
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SELECT
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--data source
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_defn->>'srce'
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--map name
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,_defn->>'name'
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--map definition
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,_defn
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--map aggregation sequence
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,(_defn->>'sequence')::INTEGER
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--history definition
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,jsonb_build_object(
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'hist_defn',_defn
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,'effective',jsonb_build_array(CURRENT_TIMESTAMP,null::timestamptz)
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) || '[]'::jsonb
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ON CONFLICT ON CONSTRAINT map_rm_pk DO UPDATE SET
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srce = excluded.srce
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,target = excluded.target
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,regex = excluded.regex
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,seq = excluded.seq
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,hist =
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--the new definition going to position -0-
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jsonb_build_object(
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'hist_defn',excluded.regex
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,'effective',jsonb_build_array(CURRENT_TIMESTAMP,null::timestamptz)
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)
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--the previous definition, set upper bound of effective range which was previously null
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|| jsonb_set(
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map_rm.hist
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,'{0,effective,1}'::text[]
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,to_jsonb(CURRENT_TIMESTAMP)
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);
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--------------if rebuild was flag call the rebuild--------------------------------------------------------------------------------
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SELECT
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x.message
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INTO
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_message
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FROM
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tps.srce_map_overwrite as X(message)
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EXCEPTION WHEN OTHERS THEN
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GET STACKED DIAGNOSTICS
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_MESSAGE_TEXT = MESSAGE_TEXT,
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_PG_EXCEPTION_DETAIL = PG_EXCEPTION_DETAIL,
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_PG_EXCEPTION_HINT = PG_EXCEPTION_HINT;
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_message:=
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($$
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{
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"status":"fail",
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"message":"error setting definition"
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}
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$$::jsonb)
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||jsonb_build_object('message_text',_MESSAGE_TEXT)
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||jsonb_build_object('pg_exception_detail',_PG_EXCEPTION_DETAIL);
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return _message;
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END;
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$f$
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language plpgsql
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