feat: added management commands for notifications

api/outdated/notifications/management/commands/notify-all.py

@@ -0,0 +1,12 @@
+from django.core.management.base import BaseCommand
+
+from outdated.notifications.notifier import Notifier
+from outdated.outdated.models import Project
+
+
+class Command(BaseCommand):
+    help = "Send notifications to every project."
+
+    def handle(self, *args, **options):
+        for project in [p for p in Project.objects.all() if p.maintainers.all()]:
+            Notifier(project).notify()

api/outdated/notifications/management/commands/notify.py

@@ -0,0 +1,11 @@
+from outdated.commands import ProjectCommand
+from outdated.notifications.notifier import Notifier
+
+
+class Command(ProjectCommand):
+    help = "Send notifications to one specific project."
+
+    def _handle(self, project):
+        if not project.maintainers.all():
+            raise ValueError("Notify can't be used on projects without maintainers!")
+        Notifier(project).notify()

api/outdated/notifications/management/commands/update-notifications.py

@@ -0,0 +1,18 @@
+from django.conf import settings
+from django.core.management.base import BaseCommand
+
+from outdated.notifications.models import Notification
+
+
+class Command(BaseCommand):
+    help = "Update notifications to match those in settings.py"
+
+    def handle(self, *args, **options):
+        notifications = []
+        for template, schedule in settings.NOTIFICATIONS:
+            notifications.append(
+                Notification.objects.get_or_create(
+                    template=template, schedule=schedule
+                )[0]
+            )
+        [n.delete() for n in Notification.objects.all() if n not in notifications]