From 55b98a0774561717663ca702c59c96bb13dee4ae Mon Sep 17 00:00:00 2001
From: Julian Gethmann <julian.gethmann@kit.edu>
Date: Fri, 10 Nov 2017 09:56:31 +0100
Subject: [PATCH] Make PyCharm role more idempotent

---
 roles/pycharm/tasks/main.yml | 20 ++++++++++++++++----
 1 file changed, 16 insertions(+), 4 deletions(-)

diff --git a/roles/pycharm/tasks/main.yml b/roles/pycharm/tasks/main.yml
index 246e4bd..6fe6fc2 100644
--- a/roles/pycharm/tasks/main.yml
+++ b/roles/pycharm/tasks/main.yml
@@ -1,16 +1,28 @@
 ---
+- name: check if PyCharm is installed
+  stat:
+    path: "/usr/local/pycharm/{{ pycharm_name | regex_replace('-professional') }}"
+  register: pycharm_installation
+
+- name: create temporary download directory
+  tempfile:
+    state: directory
+  register: tmpdir
+  when: not (pycharm_installation.stat.isdir is defined and pycharm_installation.stat.isdir)
+
 - name: download PyCharm
   get_url:
     url: "https://download-cf.jetbrains.com/python/{{ pycharm_name }}.tar.gz"
-    dest: /tmp/pycharm.tar.gz
+    dest: "{{ tmpdir.path }}/pycharm.tar.gz"
+  when: tmpdir.changed
 
-- name: create directory
+- name: Create directory
   become: yes
   file:
     path: /usr/local/pycharm
     state: directory
 
-- name: unarchive
+- name: Unarchive
   become: yes
   unarchive:
     src: /tmp/pycharm.tar.gz
@@ -18,7 +30,7 @@
     remote_src: yes
     creates: "/usr/local/pycharm/{{ pycharm_name | regex_replace('-professional') }}"
 
-- name: link PyCharm
+- name: Link PyCharm
   become: yes
   file:
     mode: o+rx
-- 
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