Display memberships.

bikeshop_project/core/models.py

@@ -1,5 +1,8 @@
 from django.db import models
 from django.utils import timezone
+from django.utils.functional import cached_property
+
+from dateutil.relativedelta import relativedelta
 
 
 class Membership(models.Model):
@@ -24,6 +27,10 @@ class Membership(models.Model):
         null=True
     )
 
+    @cached_property
+    def expires_at(self):
+        return self.renewed_at + relativedelta(years=1)
+
 
 class Payment(models.Model):
     payment_choices = (

bikeshop_project/core/static/scss/screen.scss

@@ -12,6 +12,7 @@
 @import "vendor/material-design-lite/src/palette/palette";
 @import "vendor/material-design-lite/src/menu/menu";
 @import "vendor/material-design-lite/src/card/card";
+@import "vendor/material-design-lite/src/data-table/data-table";
 
 html, body {
   font-family: 'Roboto', 'Helvetica', sans-serif;