always install packages - skip npm install when already run

roles/sugarizer/tasks/main.yml

@@ -28,7 +28,7 @@
   when: internet_available and not is_debuntu
 
 # attempting to reinstall npn is broken on raspbian 9
-- name: check for npm already installed
+- name: check for sugarizer already installed
   stat: path={{ sugarizer_location }}/sugarizer/server/node_modules
   register: npm
 
@@ -39,12 +39,15 @@
 
 - name: Set up apt sources on is_debuntu
   shell: curl -sL https://deb.nodesource.com/setup_6.x | bash -
-  when: internet_available and is_debuntu and not npm_exists
+  when: internet_available and is_debuntu
 
 - name: Actually get it installed on is_debuntu
-  package: name=nodejs
+  package: name={{ item }}
            state=present
-  when: internet_available and is_debuntu and not npm_exists
+  with_items:
+    - nodejs
+    - npm
+  when: internet_available and is_debuntu
 
 - name: Create systemd files and copy our ini file 
   template: src={{ item.src }}
@@ -67,13 +70,13 @@
   args:
      chdir: "{{ sugarizer_location }}/sugarizer/server" 
      creates: "{{ sugarizer_location }}/sugarizer/server/node_modules"
-  when: not is_F18
+  when: not is_F18 and not npm_exists
 
 - name: Create the express framework for node.js - F18
   shell:  npm install
   args:
      chdir: "{{ sugarizer_location }}/sugarizer/server" 
-  when: is_F18
+  when: is_F18 and not npm_exists
 
 - name: enable services - All
   service: name={{ item.name }}