From b7c3654fb5ffbf6005a12d6bb6a89a01e06f1d58 Mon Sep 17 00:00:00 2001
From: "LAPTOP-EJ2PF6VA\\genie" <genie.michael@gmail.com>
Date: Wed, 18 Mar 2026 21:03:42 +0800
Subject: [PATCH] fix sql logic

---
 bpmm02_udf_spread_signer.txt | 51 ++++++++++++++++++++----------------
 1 file changed, 28 insertions(+), 23 deletions(-)

diff --git a/bpmm02_udf_spread_signer.txt b/bpmm02_udf_spread_signer.txt
index d71650d..37bc909 100644
--- a/bpmm02_udf_spread_signer.txt
+++ b/bpmm02_udf_spread_signer.txt
@@ -2,17 +2,18 @@ DELIMITER //
 
 CREATE OR REPLACE FUNCTION bpmm02_udf_spread_signer(
   p_uuid VARCHAR(100),
-  p_personid VARCHAR(20),
-  p_source_pk_value VARCHAR(100),
+  p_personid VARCHAR(20),          -- 起單人
+  p_source_pk_value VARCHAR(100),  -- 原單單號
   p_stepId VARCHAR(100),
   p_typeName VARCHAR(20),
   p_nodeName VARCHAR(20),
-  p_filterSet TEXT,
+  p_filterSet VARCHAR(2000),
   p_step INT
 )
 RETURNS TEXT
 BEGIN
-  DECLARE v_sql TEXT DEFAULT '';
+  -- 變數宣告 (對應 MS-SQL 的 declare)
+  DECLARE v_sql VARCHAR(1000);
   DECLARE v_tablename VARCHAR(100);
   DECLARE v_source_pk VARCHAR(100);
   DECLARE v_stepName VARCHAR(100);
@@ -21,57 +22,61 @@ BEGIN
   DECLARE v_userid VARCHAR(100);
   DECLARE v_status CHAR(1);
   
-  -- 設定初始狀態：第一關為 'P' (簽核中)，其餘為 'N' (待簽)
+  -- 簡化狀態邏輯：第一關為 P，其餘為 N 
   SET v_status = CASE WHEN p_step = 1 THEN 'P' ELSE 'N' END;
 
   IF p_nodeName = 'nodeNode' THEN
+    -- 取得來源表資訊
     SELECT source_table, source_pk, source_note 
     INTO v_tablename, v_source_pk, v_source_note 
     FROM bpm_list WHERE flow_id = p_uuid;
 
+    -- 取得關卡設定資訊
     SELECT roleName, stepName 
     INTO v_roleName, v_stepName 
     FROM bpm_setup WHERE flow_id = p_uuid AND stepId = p_stepId;
 
-    -- 修正：使用 INSERT ... SELECT 單一語句，避免分號造成的執行錯誤
+    -- 1. fields 模式
     IF p_typeName = 'fields' THEN
+      -- 直接用 INSERT ... SELECT，省去組裝宣告變數的字串 
       SET v_sql = CONCAT(
         'INSERT INTO bpm_flow_sign (flow_id, sourceid, stepName, flow_level, signerid, sign_status, create_date, sign_note) ',
-        'SELECT ''', p_uuid, ''', ''', p_source_pk_value, ''', ''', v_stepName, ''', ', p_step, ', ', 
-        v_roleName, ', ''', v_status, ''', NOW(), ', v_source_note, 
-        ' FROM ', v_tablename, ' WHERE ', v_source_pk, ' = ''', p_source_pk_value, ''''
+        'SELECT ', QUOTE(p_uuid), ', ', QUOTE(p_source_pk_value), ', ', QUOTE(v_stepName), ', ', p_step, ', ', 
+        v_roleName, ', ', QUOTE(v_status), ', NOW(), ', v_source_note, 
+        ' FROM ', v_tablename, ' WHERE ', v_source_pk, ' = ', QUOTE(p_source_pk_value)
       );
 
+    -- 2. roles 模式
     ELSEIF p_typeName = 'roles' THEN
       IF v_roleName = 'manager' THEN
+        -- 取直屬主管 (目前僅能處理起單人的直屬主管)
         SELECT bossid INTO v_userid FROM sys_users WHERE userid = p_personid;
-        SET v_userid = IFNULL(v_userid, '4734');
+        SET v_userid = IFNULL(v_userid, '4734'); -- ISNULL 替換為 IFNULL 
         
         SET v_sql = CONCAT(
           'INSERT INTO bpm_flow_sign (flow_id, sourceid, stepName, flow_level, signerid, sign_status, create_date, sign_note) ',
-          'SELECT ''', p_uuid, ''', ''', p_source_pk_value, ''', ''', v_stepName, ''', ', p_step, ', ', 
-          '''', v_userid, ''', ''', v_status, ''', NOW(), ', v_source_note, 
-          ' FROM ', v_tablename, ' WHERE ', v_source_pk, ' = ''', p_source_pk_value, ''''
+          'SELECT ', QUOTE(p_uuid), ', ', QUOTE(p_source_pk_value), ', ', QUOTE(v_stepName), ', ', p_step, ', ', 
+          QUOTE(v_userid), ', ', QUOTE(v_status), ', NOW(), ', v_source_note, 
+          ' FROM ', v_tablename, ' WHERE ', v_source_pk, ' = ', QUOTE(p_source_pk_value)
         );
       ELSE
-        -- 處理角色多人的情況
+        -- 取 role table 處理多人角色，利用 CROSS JOIN 合併表單資訊
         SET v_sql = CONCAT(
           'INSERT INTO bpm_flow_sign (flow_id, sourceid, stepName, flow_level, signerid, sign_status, create_date, sign_note) ',
-          'SELECT ''', p_uuid, ''', ''', p_source_pk_value, ''', ''', v_stepName, ''', ', p_step, ', ', 
-          'UR.userid, ''', v_status, ''', NOW(), T.', v_source_note, 
-          ' FROM sys_userroles UR ',
-          ' CROSS JOIN ', v_tablename, ' T ',
-          ' WHERE UR.roleid = ''', v_roleName, ''' AND T.', v_source_pk, ' = ''', p_source_pk_value, ''''
+          'SELECT ', QUOTE(p_uuid), ', ', QUOTE(p_source_pk_value), ', ', QUOTE(v_stepName), ', ', p_step, ', ', 
+          'UR.userid, ', QUOTE(v_status), ', NOW(), T.', v_source_note, 
+          ' FROM sys_userroles UR CROSS JOIN ', v_tablename, ' T ',
+          ' WHERE UR.roleid = ', QUOTE(v_roleName), ' AND T.', v_source_pk, ' = ', QUOTE(p_source_pk_value)
         );
       END IF;
 
+    -- 3. users 模式
     ELSEIF p_typeName = 'users' THEN
-      -- 修正：補齊 sign_status 欄位
       SET v_sql = CONCAT(
         'INSERT INTO bpm_flow_sign (flow_id, sourceid, stepName, flow_level, signerid, sign_status, create_date, sign_note) ',
-        'SELECT ''', p_uuid, ''', ''', p_source_pk_value, ''', ''', v_stepName, ''', ', p_step, ', ', 
-        '''', v_roleName, ''', ''', v_status, ''', NOW(), ', v_source_note, 
-        ' FROM ', v_tablename, ' WHERE ', v_source_pk, ' = ''', p_source_pk_value, ''''
+        'SELECT ', QUOTE(p_uuid), ', ', QUOTE(p_source_pk_value), ', ', QUOTE(v_stepName), ', ', p_step, ', ', 
+        QUOTE(v_roleName), ', ', QUOTE(v_status), ', NOW(), ', v_source_note, 
+        ' FROM ', v_tablename, ' WHERE ', v_source_pk, ' = ', QUOTE(p_source_pk_value)
       );
     END IF;
   END IF;