From 019ac97d19a7691ce93cc65d21a350ceb825a38c Mon Sep 17 00:00:00 2001
From: Kuroshini <o.hayatov@id-east.ru>
Date: Mon, 30 Sep 2019 13:50:17 +0300
Subject: [PATCH] Add vintage year to detail

---
 apps/establishment/models.py             | 7 +++++++
 apps/establishment/serializers/common.py | 2 ++
 2 files changed, 9 insertions(+)

diff --git a/apps/establishment/models.py b/apps/establishment/models.py
index 23bc3c8f..ba34098d 100644
--- a/apps/establishment/models.py
+++ b/apps/establishment/models.py
@@ -332,6 +332,13 @@ class Establishment(ProjectBaseMixin, URLImageMixin, TranslatedFieldsMixin):
             raise ValidationError('Establishment type of subtype does not match')
         self.establishment_subtypes.add(establishment_subtype)
 
+
+    @property
+    def vintage_year(self):
+        review_qs = self.reviews.by_status(Review.READY)
+        if review_qs.exists():
+            return review_qs.last().vintage
+
     @property
     def best_price_menu(self):
         return 150
diff --git a/apps/establishment/serializers/common.py b/apps/establishment/serializers/common.py
index 69a029e2..fa7d4b63 100644
--- a/apps/establishment/serializers/common.py
+++ b/apps/establishment/serializers/common.py
@@ -199,6 +199,7 @@ class EstablishmentDetailSerializer(EstablishmentListSerializer):
     best_price_menu = serializers.DecimalField(max_digits=14, decimal_places=2, read_only=True)
     best_price_carte = serializers.DecimalField(max_digits=14, decimal_places=2, read_only=True)
 
+    vintage_year = serializers.ReadOnlyField()
     class Meta(EstablishmentListSerializer.Meta):
         """Meta class."""
 
@@ -222,6 +223,7 @@ class EstablishmentDetailSerializer(EstablishmentListSerializer):
             'best_price_menu',
             'best_price_carte',
             'transportation',
+            'vintage_year',
         ]
 
     # def get_in_favorites(self, obj):