Add Project-to-Milestone sync

Tickets added to GitHub projects will be added to Milestones of the same name. Changes on a project
board which is closed will not have an affect on the milestone.

.envs/.local/.flask

@@ -1,2 +1 @@
-GITHUB_USER=supmanbot
-GITHUB_PSX="ha! wouldn't you like to know"
+READ_DOT_ENV_FILE=True

config/__init__.py

@@ -1,11 +1,12 @@
 # from os import environ
-from envparse import env
+from environ import Env as EnvironEnv
 from .kms import string_or_b64kms
 
 
-class Env(object):
-    def __call__(self, var, default=None, cast=None):
-        value = env(var, default=default, cast=cast)
+class Env(EnvironEnv):
+    def __call__(self, var, default=None, cast=None, parse_default=False):
+        value = self.get_value(
+            var, default=default, cast=cast, parse_default=parse_default)
         return string_or_b64kms(value)
 
 # class Env(object):

config/settings.py

@@ -1,8 +1,15 @@
 # Load our conf
 from . import Env
+import environ
 
 env = Env()
 
+READ_DOT_ENV_FILE = env('READ_DOT_ENV_FILE', default=False)
+if READ_DOT_ENV_FILE:
+    # OS environment variables take precedence over variables from .env
+    ROOT_DIR = environ.Path(__file__) - 2
+    env.read_env(str(ROOT_DIR.path('.env')))
+
 DEBUG = env('DEBUG', default=False, cast=bool)
 GITHUB_USER = env('GITHUB_USER')
 GITHUB_PSX = env('GITHUB_PSX')

gnome/gh.py

@@ -76,7 +76,7 @@ def move_to_milestone(self, new_milestone):
         if not self.repo.milestone_exists(new_milestone):
             self.repo.create_milestone(new_milestone)
         m = self.repo.get_milestone(new_milestone)
-        self._issue.milestone = m._milestone
+        self._issue.edit(milestone=m._milestone)
 
 
 class Repo:
@@ -96,7 +96,8 @@ def __init__(self, repo_name):
 
     def update_milestones(self):
         self._milestones = {
-            x.title: Milestone(self._repo, x) for x in self._repo.get_milestones(state='all')
+            x.title: Milestone(self._repo, x)
+            for x in self._repo.get_milestones(state='all')
         }
 
     @property
@@ -114,7 +115,7 @@ def upsert_milestone(self, title, **kwargs):
             self.create_milestone(title, **kwargs)
 
     def get_config(self):
-        conf_file = self._repo.get_contents('.bugflow/.gnome.yml')
+        conf_file = self._repo.get_contents('.gnome.yml')
         if conf_file:
             return yaml.load(base64.b64decode(conf_file.content))
 

gnome/plugins/sync_project_milestones.py

@@ -1,6 +1,39 @@
 from gnome.policies import Policy
+from gnome.gh import Repo, Issue, gh
 
 
 class SyncProjectMilestones(Policy):
     def dispatch_gnome(self):
-        pass
+        headers = self.callback.headers()
+        event = headers['X-GitHub-Event']
+
+        if event not in ('project_card'):
+            return
+
+        payload = self.callback.payload()
+        card = payload['project_card']
+        if not payload['action'] == 'deleted':
+            if 'content_url' in card:
+                # Is a ticket
+                repo_name = payload['repository']['full_name']
+                issue_url = card['content_url']
+                issue_number = issue_url.split('/')[-1]
+                repo = Repo(repo_name)
+                gh_issue = repo._repo.get_issue(int(issue_number))
+                issue = Issue(repo, gh_issue)
+
+                # Project details
+                project_url = payload['project_card']['project_url']
+                project_id = project_url.split('/')[-1]
+                project = gh.get_project(int(project_id))
+                project_name = project.name
+
+                if project.state == 'closed':
+                    return
+
+                if gh_issue.milestone \
+                        and gh_issue.milestone.title == project_name:
+                    print('Milestone already set - aborting')
+                    return
+
+                issue.move_to_milestone(project_name)

gnome/policies/__init__.py

@@ -1,6 +1,7 @@
 import sys
 import abc
 
+
 class Policy(abc.ABC):
     # __metaclass__ =  abc.ABCMeta
     """
@@ -28,10 +29,12 @@ class AbstractBaseGnomePolicyCanNotBeDispatchedError(Exception): pass
 from gnome.plugins.verbose_callback_logging import VerboseCallbackLogging
 from gnome.plugins.sorting_hat import SortingHat
 from gnome.plugins.propagate_milestones import PropagateMilestones
+from gnome.plugins.sync_project_milestones import SyncProjectMilestones
 
 # TODO: make a decision about case for config
 MANIFEST = {
     'SortingHat': SortingHat,
     'VerboseCallbackLogging': VerboseCallbackLogging,
-    'propagate_milestones': PropagateMilestones
+    'propagate_milestones': PropagateMilestones,
+    'SyncProjectMilestones': SyncProjectMilestones
 }

requirements/base.txt

@@ -1,8 +1,7 @@
 flask
 zappa
-PyGithub
+PyGithub==1.43.2
 requests
 ipaddress
 PyYAML==3.12
-python-dotenv
-envparse==0.2.0
+django-environ==0.4.5  # https://github.com/joke2k/django-environ