Moves models that don't inherit Status to their own files

bookwyrm/models/readthrough.py

@@ -0,0 +1,26 @@
+''' progress in a book '''
+from django.db import models
+from django.utils import timezone
+
+from .base_model import BookWyrmModel
+
+
+class ReadThrough(BookWyrmModel):
+    ''' Store progress through a book in the database. '''
+    user = models.ForeignKey('User', on_delete=models.PROTECT)
+    book = models.ForeignKey('Edition', on_delete=models.PROTECT)
+    pages_read = models.IntegerField(
+        null=True,
+        blank=True)
+    start_date = models.DateTimeField(
+        blank=True,
+        null=True)
+    finish_date = models.DateTimeField(
+        blank=True,
+        null=True)
+
+    def save(self, *args, **kwargs):
+        ''' update user active time '''
+        self.user.last_active_date = timezone.now()
+        self.user.save()
+        super().save(*args, **kwargs)