From e38645aa282064073fe48bcc39e3bbd77d860d29 Mon Sep 17 00:00:00 2001
From: JimMoen <LnJimMoen@outlook.com>
Date: Wed, 24 May 2023 17:13:18 +0800
Subject: [PATCH] fix: lookup topic without force percent decode

* the minirest handler would do it
---
 apps/emqx_management/src/emqx_mgmt_api_topics.erl | 4 ++--
 changes/ce/fix-10801.en.md                        | 1 +
 2 files changed, 3 insertions(+), 2 deletions(-)
 create mode 100644 changes/ce/fix-10801.en.md

diff --git a/apps/emqx_management/src/emqx_mgmt_api_topics.erl b/apps/emqx_management/src/emqx_mgmt_api_topics.erl
index 6b0e1f622..d451261ff 100644
--- a/apps/emqx_management/src/emqx_mgmt_api_topics.erl
+++ b/apps/emqx_management/src/emqx_mgmt_api_topics.erl
@@ -139,9 +139,9 @@ lookup(#{topic := Topic}) ->
 %%%==============================================================================================
 %% internal
 generate_topic(Params = #{<<"topic">> := Topic}) ->
-    Params#{<<"topic">> => uri_string:percent_decode(Topic)};
+    Params#{<<"topic">> => Topic};
 generate_topic(Params = #{topic := Topic}) ->
-    Params#{topic => uri_string:percent_decode(Topic)};
+    Params#{topic => Topic};
 generate_topic(Params) ->
     Params.
 
diff --git a/changes/ce/fix-10801.en.md b/changes/ce/fix-10801.en.md
new file mode 100644
index 000000000..4c36bd528
--- /dev/null
+++ b/changes/ce/fix-10801.en.md
@@ -0,0 +1 @@
+Avoid duplicated percent decode the topic name in API `/topics/{topic}` and `/topics`.