FEATURE: add topic tags changed trigger to chat integration (#208)

* FEATURE: add topic tags changed trigger to chat integration

* FEATURE: add placeholder for reply to topic trigger

add description on how to use the placeholder

* DEV: Move slack message creation to provider

Add tests to new method

* FEATURE: add ${URL} to placeholder replacements and added tags link

If triggered when a topic tag is changed, message behavior will follow what user defined in message.

* DEV: Update tests with tags

* DEV: add post to topic for testing

* DEV: update test strings

* DEV: add early return for topic tags changed trigger

* DEV: move early return to use try/catch

* DEV: update `create_slack_message` to not send a tuple of values

* DEV: refactor method to be more readable

* FEATURE: add `${ADDED_AND_REMOVED}` for default texts

* DEV: Update typo in test

* DEV: Add tests to check when if `create_slack_message` raises an error

* DEV: Remove the `tag_added` from chat-integration filter

Added migration to handle the migration of the `tag_added` filter from the chat-integration plugin.

Only removed the logic from the plugin, data removal will happen in a future PR

* DEV: lint migration file

* DEV: update chat-integration to not show "tag_added" rules

* DEV: update added and missing tags logic

* DEV: update context variable name

* DEV: update migration to include `begin/rescue` block and added a list with available filters

admin/assets/javascripts/admin/models/rule.js

@@ -23,6 +23,8 @@ export default class Rule extends RestModel {
     },
   ];
 
+  possible_filters_id = ["thread", "watch", "follow", "mute"];
+
   get available_filters() {
     const available = [];
     const provider = this.channel.provider;
@@ -46,11 +48,6 @@ export default class Rule extends RestModel {
         name: I18n.t("chat_integration.filter.follow"),
         icon: "circle",
       },
-      {
-        id: "tag_added",
-        name: I18n.t("chat_integration.filter.tag_added"),
-        icon: "tag",
-      },
       {
         id: "mute",
         name: I18n.t("chat_integration.filter.mute"),

admin/assets/javascripts/admin/routes/admin-plugins-chat-integration-provider.js

@@ -1,4 +1,5 @@
 import { action } from "@ember/object";
+import { getOwner } from "@ember/owner";
 import Group from "discourse/models/group";
 import DiscourseRoute from "discourse/routes/discourse";
 
@@ -13,14 +14,18 @@ export default class AdminPluginsChatIntegrationProvider extends DiscourseRoute
       Group.findAll(),
     ]);
 
+    const enabledFilters =
+      getOwner(this).lookup("model:rule").possible_filters_id;
     channels.forEach((channel) => {
       channel.set(
         "rules",
-        channel.rules.map((rule) => {
-          rule = this.store.createRecord("rule", rule);
-          rule.set("channel", channel);
-          return rule;
-        })
+        channel.rules
+          .filter((rule) => enabledFilters.includes(rule.filter))
+          .map((rule) => {
+            rule = this.store.createRecord("rule", rule);
+            rule.set("channel", channel);
+            return rule;
+          })
       );
     });