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2026-02-06 15:09:39 +08:00

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DELIMITER //
CREATE OR REPLACE FUNCTION zen_get_mapping(
p_tablename VARCHAR(100),
p_fieldname VARCHAR(20)
)
/*
Function : Rewrite as an API for AMIS to call. Display JSON content with mapping icons
Description: As above
Build Date : 2022/02/16
Modify History
Item Who Date Modify Docs
==== ========== ========== ================================================
1 Michael 2022/02/16 Init
*/
RETURNS TEXT
BEGIN
DECLARE v_cnt INT;
DECLARE v_crlf VARCHAR(2);
DECLARE v_comma VARCHAR(1);
DECLARE v_value VARCHAR(100);
DECLARE v_label VARCHAR(100);
DECLARE v_keydesc VARCHAR(100);
DECLARE v_rets TEXT;
DECLARE v_imax INT;
DECLARE v_inow INT;
-- 创建临时表来存储JSON数据
DROP TEMPORARY TABLE IF EXISTS temp_jsondata;
CREATE TEMPORARY TABLE temp_jsondata (
value VARCHAR(100),
label VARCHAR(100),
keydesc VARCHAR(100),
rowid INT AUTO_INCREMENT PRIMARY KEY
);
SET v_crlf = CONCAT(CHAR(13), CHAR(10));
-- 检查是否有设置到 tablename
SELECT COUNT(*) INTO v_cnt FROM zen_keyvalue
WHERE tablename = p_tablename AND fieldname = p_fieldname;
IF v_cnt > 0 THEN
INSERT INTO temp_jsondata (value, label, keydesc)
SELECT keyid AS value, keyvalue AS label, keydesc
FROM zen_keyvalue
WHERE tablename = p_tablename AND fieldname = p_fieldname;
ELSE
INSERT INTO temp_jsondata (value, label, keydesc)
SELECT keyid AS value, keyvalue AS label, keydesc
FROM zen_keyvalue
WHERE tablename = 'xxxx' AND fieldname = p_fieldname;
END IF;
-- 返回 options []
SELECT COUNT(*) INTO v_imax FROM temp_jsondata;
SET v_inow = 1;
SET v_rets = '';
SET v_comma = ',';
WHILE v_inow <= v_imax DO
IF v_inow = v_imax THEN
SET v_comma = '';
END IF;
SELECT value, label, keydesc INTO v_value, v_label, v_keydesc
FROM temp_jsondata WHERE rowid = v_inow;
SET v_rets = CONCAT(v_rets,
-- ' "', v_value, '": "<span class=\"label label-', v_keydesc, '\">', v_label, '</span>"', v_comma);
' "', v_value, '": "<span class=', CHAR(39), 'label label-', v_keydesc, CHAR(39), '>', v_label, '</span>"', v_comma);
SET v_inow = v_inow + 1;
END WHILE;
SET v_rets = CONCAT('"map": { ', v_rets, ' },', v_crlf);
RETURN v_rets;
END //
DELIMITER ;