From 9442c37ce73497a66d540f035e58201b54656e49 Mon Sep 17 00:00:00 2001
From: 648540858 <648540858@qq.com>
Date: 星期二, 15 二月 2022 17:41:09 +0800
Subject: [PATCH] 优化级联添加通道流程

---
 src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java |   45 ++++++++++++++++++++++++---------------------
 1 files changed, 24 insertions(+), 21 deletions(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java b/src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java
index f882766..32dd7df 100644
--- a/src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java
+++ b/src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java
@@ -93,28 +93,31 @@
     void startPlay(String deviceId, String channelId, String streamId);
 
 
-    @Select(value = {" <script>" +
-            "SELECT * FROM ( "+
-                " SELECT dc.channelId, dc.deviceId, dc.name, de.manufacturer, de.hostAddress, " +
-                "(SELECT count(0) FROM device_channel WHERE parentId=dc.channelId) as subCount, " +
-                "(SELECT pc.platformId FROM platform_gb_channel pc WHERE pc.deviceId=dc.deviceId AND pc.channelId = dc.channelId AND pc.platformId = #{platformId}) as platformId, " +
-                "(SELECT pc.catalogId FROM platform_gb_channel pc WHERE pc.deviceId=dc.deviceId AND pc.channelId = dc.channelId AND pc.platformId = #{platformId} ) as catalogId " +
-                "FROM device_channel dc " +
-                "LEFT JOIN device de ON dc.deviceId = de.deviceId " +
-                " WHERE 1=1 " +
-                " <if test='query != null'> AND (dc.channelId LIKE '%${query}%' OR dc.name LIKE '%${query}%' OR dc.name LIKE '%${query}%')</if> " +
-                " <if test='online == true' > AND dc.status=1</if> " +
-                " <if test='online == false' > AND dc.status=0</if> " +
-            ") dcr" +
-            " WHERE 1=1 " +
-            " <if test='hasSubChannel!= null and hasSubChannel == true' >  AND subCount >0</if> " +
-            " <if test='hasSubChannel!= null and hasSubChannel == false' >  AND subCount=0</if> " +
-            " <if test='platformId != null and inPlatform == true ' >  AND platformId='${platformId}'</if> " +
-            " <if test='platformId != null and inPlatform == false ' >  AND (platformId != '${platformId}' OR platformId is NULL )  </if> " +
-            " ORDER BY deviceId, channelId ASC" +
-            " </script>"})
 
-    List<ChannelReduce> queryChannelListInAll(String query, Boolean online, Boolean hasSubChannel, String platformId, Boolean inPlatform);
+    @Select(value = {" <script>" +
+            "SELECT dc.channelId, "+
+            "dc.deviceId, " +
+            "dc.name, " +
+            "de.manufacturer, " +
+            "de.hostAddress, " +
+            "(SELECT count(0) FROM device_channel WHERE parentId = dc.channelId) as subCount, " +
+            "pgc.platformId as platformId, " +
+            "pgc.catalogId as catalogId " +
+            "FROM device_channel dc " +
+            "LEFT JOIN device de ON dc.deviceId = de.deviceId " +
+            "LEFT JOIN platform_gb_channel pgc on de.deviceId = pgc.deviceId and pgc.channelId = dc.channelId " +
+            "LEFT JOIN device_channel dc2 ON dc2.deviceId = de.deviceId AND dc2.parentId = dc.channelId " +
+            " WHERE 1=1 " +
+            " <if test='query != null'> AND (dc.channelId LIKE '%${query}%' OR dc.name LIKE '%${query}%' OR dc.name LIKE '%${query}%')</if> " +
+            " <if test='online == true' > AND dc.status=1</if> " +
+            " <if test='online == false' > AND dc.status=0</if> " +
+            " <if test='hasSubChannel!= null and hasSubChannel == true' >  AND dc2.channelId is not null</if> " +
+            " <if test='hasSubChannel!= null and hasSubChannel == false' >  AND dc2.channelId is null</if> " +
+            " <if test='catalogId == null ' >  AND pgc.platformId is null AND pgc.catalogId is null</if> " +
+            " <if test='catalogId != null ' >  AND pgc.platformId =#{platformId} AND pgc.catalogId = #{catalogId}</if> " +
+            " ORDER BY dc.deviceId, dc.channelId ASC" +
+            " </script>"})
+    List<ChannelReduce> queryChannelListInAll(String query, Boolean online, Boolean hasSubChannel, String platformId, String catalogId);
 
     @Select("SELECT * FROM device_channel WHERE channelId=#{channelId}")
     List<DeviceChannel> queryChannelByChannelId( String channelId);

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