Rewrite Notification subsystem

In this commit:
 - delete a lot of really bad and / or unused code
 - redesign a much simpler Notification model
 - create and send notifications to the user's inbox on booking start & end
 - migrations
 - emails user when booking is ready and when it ends

Not in this commit:
 - Creating notifications from lab messages
 - warning messages when a booking is about to end
 - creating "summary" notifications when e.g. a booking has been fulfilled by a lab

Change-Id: I69b4dc36c3f2bce76d810106baadeef5a562cc7d
Signed-off-by: Parker Berberian <pberberian@iol.unh.edu>

1 files changed, 44 insertions, 0 deletions

diff --git a/dashboard/src/notifier/migrations/0002_auto_20181102_1631.py b/dashboard/src/notifier/migrations/0002_auto_20181102_1631.py
new file mode 100644
index 0000000..e5fef89
--- /dev/null
+++ b/dashboard/src/notifier/migrations/0002_auto_20181102_1631.py
@@ -0,0 +1,44 @@
+# Generated by Django 2.1 on 2018-11-02 16:31
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('account', '0003_publicnetwork'),
+        ('notifier', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Notification',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('title', models.CharField(max_length=150)),
+                ('content', models.TextField()),
+                ('recipients', models.ManyToManyField(to='account.UserProfile')),
+            ],
+        ),
+        migrations.RemoveField(
+            model_name='labmessage',
+            name='lab',
+        ),
+        migrations.RemoveField(
+            model_name='metabooking',
+            name='booking',
+        ),
+        migrations.RemoveField(
+            model_name='notifier',
+            name='user',
+        ),
+        migrations.DeleteModel(
+            name='LabMessage',
+        ),
+        migrations.DeleteModel(
+            name='MetaBooking',
+        ),
+        migrations.DeleteModel(
+            name='Notifier',
+        ),
+    ]