introduced person lease relation

diff --git a/project/books/migrations/0003_auto_20160208_1923.py b/project/books/migrations/0003_auto_20160208_1923.py
new file mode 100644 (file)
index 0000000..05734af
--- /dev/null
+++ b/project/books/migrations/0003_auto_20160208_1923.py
@@ -0,0 +1,27 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import models, migrations
+import books.models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('books', '0002_auto_20160208_1741'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='lease',
+            name='leased',
+            field=models.DateField(auto_now_add=True, default=books.models.leased_default),
+            preserve_default=True,
+        ),
+        migrations.AddField(
+            model_name='lease',
+            name='returned',
+            field=models.DateField(null=True),
+            preserve_default=True,
+        ),
+    ]

diff --git a/project/books/models.py b/project/books/models.py
index 0abba86..2edce55 100644 (file)
--- a/project/books/models.py
+++ b/project/books/models.py
@@ -1,4 +1,5 @@
 from django.db import models
+import datetime
 
 class Book(models.Model):
        title = models.CharField(max_length = 200)
@@ -10,9 +11,15 @@ class Person(models.Model):
        def __str__(self):
                return self.name
 
+def leased_default():
+       return datetime.date()
+
 class Lease(models.Model):
+       leased = models.DateField(auto_now_add=True, default=leased_default)
+       returned = models.DateField(null=True)
        book = models.ForeignKey(Book, on_delete=models.CASCADE)
        leasee = models.ForeignKey(Person, on_delete=models.CASCADE)
        def __str__(self):
-               return "%s (%s)" % (self.book, self.leasee)
+               return "%s (%s [%s - %s])" % (self.book, self.leasee, self.leased, self.returned)
+