Added collection to volume edition

shelfzilla/apps/manga/admin.py

@@ -156,7 +156,8 @@ class VolumeAdmin(ImportExportModelAdmin, reversion.VersionAdmin):
     fieldsets = [
         (None, {
             'classes': ('suit-tab suit-tab-general',),
-            'fields': ('series', 'publisher', 'language', 'number', 'name',
+            'fields': ('series', 'collection', 'publisher', 'language',
+                       'number', 'name',
                        'isbn_10', 'isbn_13', 'retail_price', 'pages',
                        'release_date', )
         }),

shelfzilla/apps/manga/models.py

@@ -217,7 +217,7 @@ class VolumeCollection(Model):
     default = models.BooleanField(_('Default'), default=True)
 
     def __unicode__(self):
-        return self.name
+        return u'{} - {}'.format(self.series, self.name)
 
     class Meta:
         ordering = ['name', ]