-- Function: wsn_dynamic_amount_power(character varying, character varying, integer, numeric)
-- DROP FUNCTION wsn_dynamic_amount_power(character varying, character varying, integer, numeric);
CREATE OR REPLACE FUNCTION wsn_dynamic_amount_power(app_id character varying, area_id character varying, node_id integer, data numeric)
RETURNS boolean AS
$BODY$
DECLARE
node integer;
sensor_data numeric(8,0);
use_data numeric(8,0);
work_time numeric(8,0);
table_name1 varchar;
table_name2 varchar;
max_time time;
min_time time;
array_data varchar;
id integer;
BEGIN
table_name1 = 'app_' || app_id || '_area_' || area_id || '_generation_power';
table_name2 = 'app_' || app_id || '_area_' || area_id || '_use_power';
--RAISE NOTICE '%', curr_date;
IF node_id='30' OR node_id='31' OR node_id='32' THEN
/* RAISE NOTICE '%', table_name1; */
EXECUTE 'SELECT generation_power FROM '|| table_name1 ||' WHERE node_id= ' || node_id ||' AND receive_date='''|| current_date ||'''' INTO sensor_data;
/*
RAISE NOTICE '%', sensor_data;
RAISE NOTICE '%', data;
RAISE NOTICE '%', current_date;
*/
IF sensor_data IS NULL THEN
/* RAISE NOTICE '%', '11OK'; */
EXECUTE 'INSERT INTO '|| table_name1 || ' (node_id,receive_date,generation_power)
VALUES' || '(' ||
node_id || ',''' ||
current_date || ''',''' ||
data || ''')';
ELSE
sensor_data := sensor_data + data;
EXECUTE 'UPDATE ' || table_name1 || ' SET
generation_power=''' || sensor_data || '''
WHERE receive_date=''' || current_date || '''
AND node_id=' || node_id;
END IF;
END IF;
IF node_id='37' THEN
EXECUTE 'SELECT id,use_power FROM '|| table_name2 || ' WHERE node_id= ' || node_id || ' AND receive_date='''|| current_date ||'''' INTO id,use_data;
IF id IS NULL THEN
/* RAISE NOTICE '%', '11OK'; */
EXECUTE 'INSERT INTO '|| table_name2 || ' (node_id,receive_date,use_power)
VALUES' || '(' ||
node_id || ',''' ||
current_date || ''',' ||
data || ')';
ELSE
use_data := use_data + data;
EXECUTE 'UPDATE ' || table_name2 || ' SET
use_power=''' || use_data || '''
WHERE receive_date=''' || current_date || '''
AND node_id=''' || node_id ||'''
AND id=''' || id || '''';
END IF;
END IF;
RETURN true;
END;
$BODY$
LANGUAGE plpgsql VOLATILE
COST 100;
ALTER FUNCTION wsn_dynamic_amount_power(character varying, character varying, integer, numeric) OWNER TO wsn;
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