Add the email sending core

For #4

dailyInbox/accounts/models.py

@@ -8,6 +8,13 @@ class User(AbstractUser):
     pass
 
 
+class AccountManager(models.Manager):
+    def active(self):
+        """Get all the active accounts."""
+        qs = self.get_queryset()
+        return qs.filter(status__in=self.model.ACTIVE_STATUS)
+
+
 class Account(models.Model):
     """Account holds the users state"""
 
@@ -18,8 +25,10 @@ class Status(models.IntegerChoices):
         CANCELED = 4
         TRIAL_EXPIRED = 5
 
+    ACTIVE_STATUS = (Status.TRAILING, Status.ACTIVE, Status.EXEMPT)
     user = models.OneToOneField("accounts.User", on_delete=models.CASCADE)
     status = models.IntegerField(choices=Status.choices, default=Status.TRAILING, db_index=True)
+    objects = AccountManager()
 
 
 @receiver(post_save, sender=User)

dailyInbox/accounts/tests/factories.py

@@ -6,6 +6,9 @@ class UserFactory(factory.django.DjangoModelFactory):
     class Meta:
         model = "accounts.User"
 
+    email = factory.Sequence(lambda n: f"user_{n}@testing.com")
+    username = factory.Sequence(lambda n: f"user_{n}")
+
 
 @factory.django.mute_signals(post_save)
 class AccountFactory(factory.django.DjangoModelFactory):

dailyInbox/accounts/tests/test_models.py

@@ -1,3 +1,4 @@
+from dailyInbox.accounts.models import Account
 from dailyInbox.accounts.tests.factories import UserFactory, AccountFactory
 
 
@@ -8,11 +9,21 @@ def test_factory(self):
         assert account.user is not None
         assert account.status == account.Status.TRAILING
 
+    def test_active(self):
+        """the active manager method returns active accounts"""
+        trailing = AccountFactory(status=Account.Status.TRAILING)
+        active = AccountFactory(status=Account.Status.ACTIVE)
+        exempt = AccountFactory(status=Account.Status.EXEMPT)
+        AccountFactory(status=Account.Status.CANCELED)
+        AccountFactory(status=Account.Status.TRIAL_EXPIRED)
+
+        accounts = set(Account.objects.active())
+        assert accounts == {trailing, active, exempt}
+
 
 class TestUser:
     def test_factory(self):
         """the factory produces a valid instance"""
         user = UserFactory()
         assert user is not None
         assert user.account is not None
-

dailyInbox/entries/jobs/send_mail.py

@@ -0,0 +1,18 @@
+from django.core import mail
+from django_extensions.management.jobs import DailyJob
+
+from dailyInbox.accounts.models import Account
+
+
+class Job(DailyJob):
+    help = "Send mail to active accounts"
+
+    def execute(self):
+        accounts = Account.objects.active()
+        for account in accounts:
+            mail.send_mail(subject="Replace this subject",
+                           message="Replace this message",
+                           html_message="Replace this html message",
+                           from_email="Who is this from email",
+                           recipient_list=[account.user.email],
+                           )

dailyInbox/entries/tests/test_jobs.py

@@ -1,8 +1,18 @@
-from dailyInbox.entries.jobs import SendMailJob
+from dailyInbox.accounts.tests.factories import UserFactory
+from dailyInbox.entries.jobs.send_mail import Job as SendMailJob
 
 
-class TestMailJob:
-    def test_send_email(self):
+class TestSendMailJob:
+    def test_send_email(self, mailoutbox):
         """An active account receive an email prompt"""
+        user = UserFactory()
         job = SendMailJob()
         job.execute()
+        assert len(mailoutbox) == 1
+        mail = mailoutbox[0]
+        assert mail.to == [user.email]
+
+        # TODO: assert subject
+        # TODO: assert message
+        # TODO: assert html_message
+        # TODO: assert from_email