Develop

app/car.py

@@ -0,0 +1,4 @@
+class Car:
+    def __init__(self, brand: str, fuel_consumption: float) -> None:
+        self.brand = brand
+        self.fuel_consumption = fuel_consumption

app/customer.py

@@ -0,0 +1,58 @@
+import datetime
+
+from app.car import Car
+from app.shop import Shop
+
+
+class Customer:
+    def __init__(
+            self,
+            name: str,
+            money: int,
+            car: Car,
+            product_cart: dict,
+            customer_location: list[int, int]
+    ) -> None:
+        self.name = name
+        self.money = money
+        self.car = car
+        self.product_cart = product_cart
+        self.location = customer_location
+
+    def get_trip_price(
+            self,
+            fuel_price: int | float,
+            shop: Shop
+    ) -> int | float:
+
+        distance = (
+            (
+                (shop.location[0] - self.location[0]) ** 2
+                + (shop.location[1] - self.location[1]) ** 2) ** 0.5
+        )
+
+        fuel_cost = (
+            fuel_price * (
+                self.car.fuel_consumption / 100
+            ) * distance * 2
+        )
+        products_price = self.get_product_price(shop)
+        return round(fuel_cost + products_price, 2)
+
+    def get_product_price(self, shop: Shop) -> float:
+        return sum(
+            [
+                shop.products[product] * amount
+                for product, amount in self.product_cart.items()
+            ]
+        )
+
+    def print_the_purchase_receipt(self, cheapest_shop: Shop) -> None:
+        print(f"\nDate: "
+              f"{datetime.datetime.now().strftime('%d/%m/%Y %H:%M:%S')}")
+        print(f"Thanks, {self.name}, for your purchase!")
+        print("You have bought: ")
+        for product, amount in cheapest_shop.products.items():
+            count = self.product_cart.get(product, 0)
+            if count > 0:
+                print(f"{count} {product}s for {count * amount} dollars")

app/main.py

@@ -1,3 +1,63 @@
-def shop_trip():
-    # write your code here
-    pass
+from app.car import Car
+from app.customer import Customer
+from app.shop import Shop
+import json
+
+
+def load_config() -> tuple[float, list[Customer], list[Shop]]:
+    with open("app/config.json") as file:
+        config = json.load(file)
+
+    fuel_price = config["FUEL_PRICE"]
+
+    customers = [
+        Customer(name=customer["name"],
+                 product_cart=customer["product_cart"],
+                 customer_location=customer["location"],
+                 money=customer["money"],
+                 car=Car(**customer["car"]))
+        for customer in config["customers"]
+    ]
+
+    shops = [
+        Shop(name=shop["name"],
+             shop_location=shop["location"],
+             products=shop["products"])
+        for shop in config["shops"]
+    ]
+
+    return fuel_price, customers, shops
+
+
+def print_purchase_receipt(customer: Customer, shop: Shop) -> None:
+    customer.print_the_purchase_receipt(shop)
+    print(f"Total cost is {customer.get_product_price(shop)} dollars")
+    print("See you again!\n")
+
+
+def shop_trip() -> None:
+    fuel_price, customers, shops = load_config()
+
+    for customer in customers:
+        print(f"{customer.name} has {customer.money} dollars")
+        cheapest_cost = None
+        cheapest_shop = None
+        for shop in shops:
+            trip_cost = customer.get_trip_price(fuel_price, shop)
+            print(
+                f"{customer.name}'s trip to the {shop.name} costs {trip_cost}")
+            if cheapest_cost is None or trip_cost < cheapest_cost:
+                cheapest_cost = trip_cost
+                cheapest_shop = shop
+        if customer.money >= cheapest_cost:
+            print(f"{customer.name} rides to {cheapest_shop.name}")
+            customer.location = cheapest_shop.location
+            customer.money -= cheapest_cost
+
+            print_purchase_receipt(customer, cheapest_shop)
+
+            print(f"{customer.name} rides home")
+            print(f"{customer.name} now has {customer.money} dollars\n")
+        else:
+            print(f"{customer.name} doesn't have "
+                  f"enough money to make a purchase in any shop")

app/shop.py

@@ -0,0 +1,13 @@
+
+
+class Shop:
+
+    def __init__(
+            self,
+            name: str,
+            shop_location: list[int, int],
+            products: dict
+    ) -> None:
+        self.name = name
+        self.location = shop_location
+        self.products = products