Add comment and notification models

communication/models.py

@@ -0,0 +1,53 @@
+from django.db import models
+from django.contrib.auth.models import User
+
+
+class Commentable(models.Model):
+    pass
+
+
+class Thread(models.Model):
+    topic = models.OneToOne(Commentable)
+
+
+class Comment(models.Model):
+    thread = models.ForeignKey(Thread)
+    parent = models.ForeignKey(
+        'Comment',
+        related_name="replies",
+    )
+    author = models.ForeignKey(
+        User,
+        verbose_name=_("auteur"),
+        editable=False
+    )
+    at = models.DateTimeField(
+        _("date d'écriture"),
+        auto_now_add=True
+    )
+    text = models.TextField(_("corps du message"))
+
+
+class Notifying(models.Model):
+    subscribed = models.ManyToManyField(
+        User,
+        verbose_name=_("abonnés"),
+        related_name="subscribed_to"
+    )
+
+    def get_url(self, *args, **kwargs):
+        pass
+
+
+class Notification(models.Model):
+    sent_by = models.ForeignKey(Notifying)
+    about = models.ForeignKey(Notifying)
+    to = models.ForeignKey(
+        User,
+        verbose_name=_("envoyée à")
+    )
+    viewed_at = models.DateTimeField(
+        _("Vue à"),
+        blank=True
+    )
+    text = models.TextField(_("corps de la notification"))

communication/views.py

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+from django.shortcuts import render
+
+# Create your views here.