db.migration.V47__fix_iso_dv_date_time.sql Maven / Gradle / Ivy
/*
* Copyright (c) 2020 Vitasystems GmbH and Christian Chevalley (Hannover Medical School).
*
* This file is part of project EHRbase
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
*
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and limitations under the License.
*
*/
-- do not use the error prone XML date/time conversion
DROP FUNCTION ehr.js_dv_date_time(TIMESTAMPTZ, TEXT);
DROP FUNCTION ehr.js_dv_date_time(TIMESTAMP,text);
-- this is to fix the timezone drift and provide the correct encoding
CREATE OR REPLACE FUNCTION ehr.js_dv_date_time(TIMESTAMP, TEXT)
RETURNS JSON AS
$$
DECLARE
date_time ALIAS FOR $1;
time_zone ALIAS FOR $2;
value_date_time TEXT;
BEGIN
IF (date_time IS NULL)
THEN
RETURN NULL;
END IF;
IF (time_zone IS NULL)
THEN
time_zone := 'Z';
END IF;
RETURN
json_build_object(
'_type', 'DV_DATE_TIME',
'value',to_char(date_time, 'YYYY-MM-DD"T"HH24:MI:SS.MS"'||time_zone||'"')
);
END
$$
LANGUAGE plpgsql;