add currency

apps/establishment/management/commands/add_establishment_currency.py

@@ -0,0 +1,43 @@
+from django.core.management.base import BaseCommand
+import requests
+from establishment.models import Establishment
+from main.models import Currency
+
+
+class Command(BaseCommand):
+    help = 'Add currency to new db'
+
+    def handle(self, *args, **kwargs):
+        count = 0
+
+        queryset = Establishment.objects.all()
+        url = 'https://restcountries.eu/rest/v2/name/{country}'
+        for est in queryset:
+            if not est.currency and est.address and est.address.city and est.address.city.country:
+
+                try:
+                    country = est.address.city.country.name_translated
+                    resp = requests.get(url=url.format(country=country))
+                except requests.exceptions.Timeout:
+                    continue
+                except Establishment.DoesNotExist:
+                    continue
+                else:
+                    country_list = resp.json()
+                    if country_list:
+                        currency_dict = country_list[0].get("currency")
+                        if currency_dict:
+                            name = currency_dict.get("name")
+                            if name:
+                                currency, created = Currency.objects.get_or_create(
+                                    slug=currency_dict.get("name").lower(),
+                                )
+                                if created:
+                                    currency.name = {"en-GB": name},
+                                    currency.sign = currency_dict.get("symbol"),
+                                    currency.save()
+                                est.currency = currency
+                                est.save()
+                                count += 1
+
+        self.stdout.write(self.style.WARNING(f'Created/updated {count} objects.'))