Loop over separate things, fix typo and add conditionals

handlers/main.yml

@@ -1,5 +1,5 @@
 - name: Run service actions
-  loop: "{{ systemd }}"
+  loop: "{{ systemd.services }}"
   systemd:
         name: '{{ item.name }}'
         enabled: "{% if item.enabled %}yes{% else %}no{% endif %}"

tasks/main.yml

@@ -1,13 +1,15 @@
 - name: Create override directories
-  loop: "{{ systemd }}"
+  loop: "{{ systemd.overrides }}"
   file:
         follow: yes
-        path: "/etc/systemd/system/{{ item.name }}.service.d/"
+        path: "/etc/systemd/system/{{ item }}.service.d/"
         state: directory
-- name: Template service overrides
-  loop: "{{ systemd }}"
+  when: (systemd.overrides| default([])) | length
+- name: Copy service overrides
+  loop: "{{ systemd.overrides }}"
   template:
         follow: yes
-        src: "{{ item.name }}.service.j2"
-        dest: "/etc/systemd/system/{{ item.name }}.service.d/override.conf"
-  handlers: Run service actions
+        src: "{{ item }}.service.j2"
+        dest: "/etc/systemd/system/{{ item }}.service.d/override.conf"
+  notify: Run service actions
+  when: (systemd.overrides| default([])) | length