CI demo: metrics + Gitea Actions

app/service.py

@@ -0,0 +1,21 @@
+"""Сервис заказов демо-проекта ci-demo (СТРПО, неделя 9, Gitea edition)."""
+from dataclasses import dataclass
+
+from .discounts import Discount
+
+
+@dataclass
+class Order:
+    items: dict[str, float]
+
+    @property
+    def total(self) -> float:
+        return sum(self.items.values())
+
+
+class OrderService:
+    def __init__(self, discount: Discount) -> None:
+        self.discount = discount
+
+    def total(self, order: Order) -> float:
+        return round(self.discount.apply(order.total), 2)