chore: add little improvements

emqx-plugin-templates/rebar.config

@@ -2,14 +2,14 @@
 %% -*- mode: erlang -*-
 {deps, [
     {emqx_plugin_helper,
-        {git, "https://github.com/emqx/emqx-plugin-helper.git", {tag, "v5.9.0"}}},
+        {git, "https://github.com/emqx/emqx-plugin-helper.git", {tag, "@@emqx_plugin_helper_vsn@@"}}},
     %% this is my plugin's dependency
     {map_sets, "1.1.0"}
 ]}.
 
 {plugins, [
     {emqx_plugin_helper,
-        {git, "https://github.com/emqx/emqx-plugin-helper.git", {tag, "v5.9.0"}}},
+        {git, "https://github.com/emqx/emqx-plugin-helper.git", {tag, "@@emqx_plugin_helper_vsn@@"}}},
     {erlfmt, "1.6.0"}
 ]}.
 

emqx-plugin-templates/src/emqx_plugin_template.erl

@@ -2,7 +2,7 @@
 -module(@@name@@).
 
 -define(PLUGIN_NAME, "@@name@@").
--define(PLUGIN_VSN, "1.0.0").
+-define(PLUGIN_VSN, "@@version@@").
 
 %% for #message{} record
 %% no need for this include if we call emqx_message:to_map/1 to convert it to a map
@@ -116,6 +116,8 @@ on_client_connect(ConnInfo, Props, some_arg) ->
     {ok, Props}.
 
 %% @doc
+%% This a fold hook callback.
+%%
 %% - Return `{stop, ok}' if this client is to be allowed to login.
 %% - Return `{stop, {error, not_authorized}}' if this client is not allowed to login.
 %% - Return `ignore' if this client is to be authenticated by other plugins
@@ -136,6 +138,8 @@ on_client_authenticate(#{clientid := ClientId} = _ClientInfo, DefaultResult) ->
     end.
 
 %% @doc
+%% This is a fold hook callback.
+%%
 %% - To permit/forbid actions, return `{stop, #{result => Result}}' where `Result' is either `allow' or `deny'.
 %% - Return `ignore' if this client is to be authorized by other plugins or
 %% EMQX's built-in authorization sources.
@@ -165,7 +169,7 @@ on_client_authorize(_ClientInfo = #{clientid := ClientId}, Action, Topic, _Resul
     ignore.
 
 %% @doc
-%% Demo callback working with messages.
+%% Demo callback working with messages. This is a fold hook callback.
 on_message_puback(_PacketId, #message{} = Message, PubRes, RC) ->
     NewRC =
         case RC of
@@ -268,4 +272,5 @@ handle_info(_Request, State) ->
     {noreply, State}.
 
 terminate(_Reason, _State) ->
+    persistent_term:erase(?MODULE),
     ok.

emqx-plugin.template

@@ -3,7 +3,7 @@
     {description, "Another amazing EMQX plugin."},
     {version, "1.0.0", "The release version of this plugin."},
     {app_vsn, "0.1.0", "The erlang application vsn value."},
-    {emqx_vsn, "e5.9.0-beta.1", "EMQX version to use as a dependency."},
+    {emqx_plugin_helper_vsn, "v5.9.0", "EMQX Plugin helper to use as a dependency."},
     {license, "Apache-2.0", "Short identifier for license you want to distribute this plugin under."},
     {author_website, "http://example.com", "A website with details about the author."},
     {repo, "https://github.com/emqx/emqx-plugin-template", "Where to find the source code for this plugin."}