fix: purchase_price and sell_price should be nullable

Author: anhthang

data/v2/build.py

@@ -548,8 +548,8 @@ def csv_record_to_objects(info):
             item_id=int(info[0]),
             version_group_id=int(info[1]),
             is_purchasable=bool(int(info[2])),
-            purchase_price=int(info[3]),
-            sell_price=int(info[4]),
+            purchase_price=int(info[3]) if info[3] else None,
+            sell_price=int(info[4]) if info[4] else None,
         )
 
     build_generic((ItemPrice,), "item_prices.csv", csv_record_to_objects)

pokemon_v2/migrations/0026_itemprice.py

@@ -24,8 +24,8 @@ class Migration(migrations.Migration):
                     ),
                 ),
                 ("is_purchasable", models.BooleanField()),
-                ("purchase_price", models.IntegerField()),
-                ("sell_price", models.IntegerField()),
+                ("purchase_price", models.IntegerField(blank=True, null=True)),
+                ("sell_price", models.IntegerField(blank=True, null=True)),
                 (
                     "item",
                     models.ForeignKey(

pokemon_v2/models.py

@@ -885,8 +885,8 @@ class ItemGameIndex(HasItem, HasGeneration, HasGameIndex):
 
 class ItemPrice(HasItem, HasVersionGroup):
     is_purchasable = models.BooleanField()
-    purchase_price = models.IntegerField()
-    sell_price = models.IntegerField()
+    purchase_price = models.IntegerField(blank=True, null=True)
+    sell_price = models.IntegerField(blank=True, null=True)
 
 
 class ItemSprites(HasItem):