FEATURE: Trigger user webhook when a user logs in/out.

https://meta.discourse.org/t/how-do-you-learn-how-to-build-these-plugins/57946/10?u=tgxworld

config/initializers/012-web_hook_events.rb

@@ -22,7 +22,13 @@ DiscourseEvent.on(:post_edited) do |post, topic_changed|
   WebHook.enqueue_topic_hooks(:topic_edited, post.topic) if post.is_first_post? && topic_changed
 end
 
-%i(user_created user_approved user_updated).each do |event|
+%i(
+  user_logged_out
+  user_created
+  user_logged_in
+  user_approved
+  user_updated
+).each do |event|
   DiscourseEvent.on(event) do |user|
     WebHook.enqueue_hooks(:user, user_id: user.id, event_name: event.to_s)
   end

config/locales/client.en.yml

@@ -2813,7 +2813,7 @@ en:
           details: "When there is a new reply, edit, deleted or recovered."
         user_event:
           name: "User Event"
-          details: "When a user is created, approved or updated."
+          details: "When a user logs in, logs out, is created, approved or updated."
         delivery_status:
           title: "Delivery Status"
           inactive: "Inactive"

spec/models/web_hook_spec.rb

@@ -207,6 +207,18 @@ describe WebHook do
 
         expect(job_args["event_name"]).to eq("user_updated")
         expect(job_args["user_id"]).to eq(user.id)
+
+        user.logged_out
+        job_args = Jobs::EmitWebHookEvent.jobs.last["args"].first
+
+        expect(job_args["event_name"]).to eq("user_logged_out")
+        expect(job_args["user_id"]).to eq(user.id)
+
+        user.logged_in
+        job_args = Jobs::EmitWebHookEvent.jobs.last["args"].first
+
+        expect(job_args["event_name"]).to eq("user_logged_in")
+        expect(job_args["user_id"]).to eq(user.id)
       end
     end
   end