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Update api.timelapse_fn, order logs by id to be disaply in order

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Add draft support for KML export
This commit is contained in:
xbgmsharp
2023-10-09 16:10:25 +02:00
parent 65d0a6fe4b
commit 66999ca9bb
1 changed files with 72 additions and 10 deletions
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82
initdb/02_1_2_signalk_api_functions.sql
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@@ -20,25 +20,44 @@ CREATE OR REPLACE FUNCTION api.timelapse_fn(
DECLARE
_geojson jsonb;
BEGIN
-- Using sub query to force id order by
-- TODO using jsonb pgsql function instead of python
IF start_log IS NOT NULL AND public.isnumeric(start_log::text) AND public.isnumeric(end_log::text) THEN
WITH logbook as (
SELECT *
FROM api.logbook
WHERE id >= start_log
AND id <= end_log
AND track_geojson IS NOT NULL
GROUP BY id
ORDER BY id ASC
)
SELECT jsonb_agg(track_geojson->'features') INTO _geojson
FROM api.logbook
WHERE id >= start_log
AND id <= end_log
AND track_geojson IS NOT NULL;
FROM logbook;
--raise WARNING 'by log _geojson %' , _geojson;
ELSIF start_date IS NOT NULL AND public.isdate(start_date::text) AND public.isdate(end_date::text) THEN
WITH logbook as (
SELECT *
FROM api.logbook
WHERE _from_time >= start_log::TIMESTAMP WITHOUT TIME ZONE
AND _to_time <= end_date::TIMESTAMP WITHOUT TIME ZONE + interval '23 hours 59 minutes'
AND track_geojson IS NOT NULL
GROUP BY id
ORDER BY id ASC
)
SELECT jsonb_agg(track_geojson->'features') INTO _geojson
FROM api.logbook
WHERE _from_time >= start_log::TIMESTAMP WITHOUT TIME ZONE
AND _to_time <= end_date::TIMESTAMP WITHOUT TIME ZONE + interval '23 hours 59 minutes'
AND track_geojson IS NOT NULL;
FROM logbook;
--raise WARNING 'by date _geojson %' , _geojson;
ELSE
WITH logbook as (
SELECT *
FROM api.logbook
WHERE track_geojson IS NOT NULL
GROUP BY id
ORDER BY id ASC
)
SELECT jsonb_agg(track_geojson->'features') INTO _geojson
FROM api.logbook
WHERE track_geojson IS NOT NULL;
FROM logbook;
--raise WARNING 'all result _geojson %' , _geojson;
END IF;
-- Return a GeoJSON filter on Point
@@ -112,6 +131,49 @@ COMMENT ON FUNCTION
api.export_logbook_gpx_fn
IS 'Export a log entry to GPX XML format';
-- Generate KLM XML file output
-- https://opencpn.org/OpenCPN/info/gpxvalidation.html
--
DROP FUNCTION IF EXISTS api.export_logbook_klm_fn;
CREATE OR REPLACE FUNCTION api.export_logbook_klm_fn(IN _id INTEGER, OUT klm XML) RETURNS pg_catalog.xml
AS $export_logbook_klm$
DECLARE
logbook_rec record;
BEGIN
-- If _id is is not NULL and > 0
IF _id IS NULL OR _id < 1 THEN
RAISE WARNING '-> export_logbook_klm_fn invalid input %', _id;
RETURN;
END IF;
-- Gather log details
SELECT * INTO logbook_rec
FROM api.logbook WHERE id = _id;
-- Ensure the query is successful
IF logbook_rec.vessel_id IS NULL THEN
RAISE WARNING '-> export_logbook_klm_fn invalid logbook %', _id;
RETURN;
END IF;
-- Extract POINT from LINESTRING TO generate XML
SELECT xmlelement(name klm,
xmlattributes( '1.0' as version,
'PostgSAIL' as creator,
'http://www.w3.org/2005/Atom' as "xmlns:atom",
'http://www.opengis.net/kml/2.2' as "xmlns",
'http://www.google.com/kml/ext/2.2' as "xmlns:gx",
'http://www.opengis.net/kml/2.2' as "xmlns:kml"),
xmlelement(name "Document",
xmlelement(name name, 'Document.name'),
xmlelement(name "Placemark",
xmlelement(name name, 'Placemark.name'),
xmlelement(name "gx:Track", 'gx:Track'))
)) INTO klm;
END;
$export_logbook_klm$ LANGUAGE plpgsql;
-- Description
COMMENT ON FUNCTION
api.export_logbook_klm_fn
IS 'Export a log entry to KLM XML format';
-- Find all log from and to moorage geopoint within 100m
DROP FUNCTION IF EXISTS api.find_log_from_moorage_fn;
CREATE OR REPLACE FUNCTION api.find_log_from_moorage_fn(IN _id INTEGER, OUT geojson JSON) RETURNS JSON AS $find_log_from_moorage$