Add tasks to remove happydomain

roles/happydomain/defaults/main.yml

@@ -1,5 +1,6 @@
 ---
 use_container: false
+state: present
 
 instance_name: "happyDomain"
 happydomain_version: "latest"

roles/happydomain/tasks/main.yml

@@ -1,13 +1,19 @@
 ---
-- include_tasks: download.yml
-  when: not use_container
+- block:
+    - include_tasks: download.yml
+      when: not use_container
 
-- include_tasks: docker.yml
-  when: use_container
+    - include_tasks: docker.yml
+      when: use_container
 
-- name: Ensure cleaning job runs every day.
-  ansible.builtin.cron:
-    name: "run {{ instance_name }} database cleaning"
-    hour: "3"
-    minute: "0"
-    job: "docker exec {{ instance_name }} hadmin /api/tidy -X POST"
+    - name: Ensure cleaning job runs every day.
+      ansible.builtin.cron:
+        name: "run {{ instance_name }} database cleaning"
+        hour: "3"
+        minute: "0"
+        job: "docker exec {{ instance_name }} hadmin /api/tidy -X POST"
+
+  when: state == 'present'
+
+- include_tasks: remove.yml
+  when: state == 'absent'

roles/happydomain/tasks/remove.yml

@@ -0,0 +1,33 @@
+---
+- name: Stop the service
+  ansible.builtin.service:
+    name: happydomain
+    state: stopped
+    enabled: false
+
+- name: Remove happydomain binary
+  ansible.builtin.file:
+    path: /usr/bin/happydomain
+    state: absent
+
+- name: Remove happydomain user
+  ansible.builtin.user:
+    name: happydomain
+    state: absent
+
+- name: Remove happydomain group
+  ansible.builtin.group:
+    name: happydomain
+    state: absent
+
+- name: Remove init script
+  ansible.builtin.file:
+    path: /etc/init.d/happydomain
+    state: absent
+
+- name: Remove systemd service
+  ansible.builtin.file:
+    path: /lib/systemd/system/happydomain.service
+    state: absent
+  notify:
+    - reload systemd