From 63adeefce18eed2c5e203b62687a875cf510a792 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=89lie=20Bouttier?= <elie@bouttier.eu>
Date: Tue, 5 Aug 2014 23:30:06 -0700
Subject: [PATCH] use signal for default label creation

---
 issue/__init__.py |  1 +
 issue/apps.py     | 10 ++++++++++
 issue/models.py   |  6 ------
 issue/signals.py  | 13 +++++++++++++
 issue/views.py    |  2 --
 5 files changed, 24 insertions(+), 8 deletions(-)
 create mode 100644 issue/apps.py
 create mode 100644 issue/signals.py

diff --git a/issue/__init__.py b/issue/__init__.py
index e69de29..f001650 100644
--- a/issue/__init__.py
+++ b/issue/__init__.py
@@ -0,0 +1 @@
+default_app_config = 'issue.apps.IssueConfig'
diff --git a/issue/apps.py b/issue/apps.py
new file mode 100644
index 0000000..7035865
--- /dev/null
+++ b/issue/apps.py
@@ -0,0 +1,10 @@
+from django.apps import AppConfig
+
+
+class IssueConfig(AppConfig):
+
+    name = 'issue'
+    verbose_name = "Issue Tracker"
+
+    def ready(self):
+        import issue.signals
diff --git a/issue/models.py b/issue/models.py
index 4acce90..9fe0c33 100644
--- a/issue/models.py
+++ b/issue/models.py
@@ -27,12 +27,6 @@ class Project(models.Model):
     description = models.TextField(blank=True, default="",
             verbose_name="Description")
 
-    def create_default_labels(self):
-
-        Label(project=self, name='bug', color='#FF0000').save()
-        Label(project=self, name='feature', color='#00A000').save()
-        Label(project=self, name='documentation', color='#1D3DBE').save()
-
     def __str__(self):
 
         return self.display_name
diff --git a/issue/signals.py b/issue/signals.py
new file mode 100644
index 0000000..01e9859
--- /dev/null
+++ b/issue/signals.py
@@ -0,0 +1,13 @@
+from django.db.models.signals import post_save
+from django.dispatch import receiver
+
+from issue.models import Project, Label
+
+
+@receiver(post_save, sender=Project, dispatch_uid="Create default project labels.")
+def create_default_project_labels(sender, **kwargs):
+    if kwargs['created']:
+        project = kwargs['instance']
+        Label(project=project, name='bug', color='#FF0000').save()
+        Label(project=project, name='feature', color='#00A000').save()
+        Label(project=project, name='documentation', color='#1D3DBE').save()
diff --git a/issue/views.py b/issue/views.py
index c8334dd..e0e7c1d 100644
--- a/issue/views.py
+++ b/issue/views.py
@@ -46,8 +46,6 @@ def project_add(request):
 
             project = form.save()
 
-            project.create_default_labels()
-
             messages.success(request, 'Project added successfully.')
 
             return redirect('list-issue', project.name)