From 15ce253f4cd796306053651b08782142450aa2a6 Mon Sep 17 00:00:00 2001
From: wangjiahao <1522128093@qq.com>
Date: Tue, 13 Jul 2021 10:34:44 +0800
Subject: [PATCH] =?UTF-8?q?fix:=E4=BB=AA=E8=A1=A8=E6=9D=BF=E5=A4=8D?=
 =?UTF-8?q?=E5=88=B6=E8=A7=86=E5=9B=BE=E6=97=B6=E7=89=B9=E6=AE=8A=E6=83=85?=
 =?UTF-8?q?=E5=86=B5=E5=87=BA=E7=8E=B0=E9=87=8D=E5=90=8D=E7=9A=84=E9=97=AE?=
 =?UTF-8?q?=E9=A2=98?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../db/migration/V14__update_function.sql     | 26 +++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 backend/src/main/resources/db/migration/V14__update_function.sql

diff --git a/backend/src/main/resources/db/migration/V14__update_function.sql b/backend/src/main/resources/db/migration/V14__update_function.sql
new file mode 100644
index 0000000000..7e5fc2d6ee
--- /dev/null
+++ b/backend/src/main/resources/db/migration/V14__update_function.sql
@@ -0,0 +1,26 @@
+CREATE FUNCTION `GET_CHART_VIEW_COPY_NAME`(chartId varchar(255)) RETURNS varchar(255) CHARSET utf8
+    READS SQL DATA
+BEGIN
+
+DECLARE chartName varchar(255);
+
+DECLARE pid varchar(255);
+
+DECLARE regexpInfo varchar(255);
+
+DECLARE chartNameCount INTEGER;
+
+select `name` ,`scene_id` into chartName, pid from chart_view where id =chartId;
+/**
+因为名称存在（）等特殊字符，所以不能直接用REGEXP进行查找，qrtz_locks
+1.用like 'chartName%' 过滤可能的数据项
+2.REPLACE(name,chartName,'') REGEXP '-copy\\(([0-9])+\\)$' 过滤去掉chartName后的字符以 -copy(/d) 结尾的数据
+3.(LENGTH(REPLACE(name,chartName,''))-LENGTH(replace(REPLACE(name,chartName,''),'-',''))=1) 确定只出现一次 ‘-’ 防止多次copy
+**/
+select (count(1)+1) into chartNameCount from chart_view
+where (LENGTH(REPLACE(name,chartName,''))-LENGTH(replace(REPLACE(name,chartName,''),'-',''))=1)
+and REPLACE(name,chartName,'') REGEXP '-copy\\(([0-9])+\\)$' and name like CONCAT(chartName,'%') and chart_view.scene_id=pid ;
+
+RETURN concat(chartName,'-copy(',chartNameCount,')');
+
+END