From de63cd14b5c56507109b1ad3add3b86d53ac3c74 Mon Sep 17 00:00:00 2001
From: aurilaus <akhor@nordpage.ru>
Date: Thu, 27 Jun 2024 16:20:28 +0300
Subject: [PATCH] HomeWork #1

---
 src/main/java/Main.java                       | 13 +++-
 src/main/java/constructor/CarConstructor.java | 30 +++++++++
 src/main/java/constructor/Race.java           | 62 +++++++++++++++++++
 src/main/java/models/Car.java                 | 11 ++++
 4 files changed, 113 insertions(+), 3 deletions(-)
 create mode 100644 src/main/java/constructor/CarConstructor.java
 create mode 100644 src/main/java/constructor/Race.java
 create mode 100644 src/main/java/models/Car.java

diff --git a/src/main/java/Main.java b/src/main/java/Main.java
index a9198c43..9bf5282b 100644
--- a/src/main/java/Main.java
+++ b/src/main/java/Main.java
@@ -1,8 +1,15 @@
+import constructor.Race;
+import constructor.CarConstructor;
+
 public class Main {
 
     public static void main(String[] args) {
-        // ваш код начнется здесь
-        // вы не должны ограничиваться только классом Main и можете создавать свои классы по необходимости
-        System.out.println("Привет Мир");
+        CarConstructor constructor = new CarConstructor();
+        Race race = new Race(constructor);
+        while (constructor.carsSize() < 3) {
+            race.prepare();
+        }
+        race.getFasterCar();
     }
+
 }
diff --git a/src/main/java/constructor/CarConstructor.java b/src/main/java/constructor/CarConstructor.java
new file mode 100644
index 00000000..cf2db918
--- /dev/null
+++ b/src/main/java/constructor/CarConstructor.java
@@ -0,0 +1,30 @@
+package constructor;
+
+import java.util.Collections;
+import java.util.HashSet;
+import java.util.Set;
+
+import models.Car;
+
+public class CarConstructor {
+
+    private final Set<Car> cars = new HashSet<>();
+
+   public boolean addCar(String name, int speed) {
+        Car newCar = new Car(name, speed);
+       if (cars.stream().anyMatch(car -> car.name.equals(name))) {
+           System.out.println("Автомобиль с именем '" + name + "' уже существует.");
+           return false;
+       }
+       return cars.add(newCar);
+
+   }
+
+   public int carsSize() {
+       return cars.size();
+   }
+
+    public Set<Car> getCars() {
+        return Collections.unmodifiableSet(cars);
+    }
+}
diff --git a/src/main/java/constructor/Race.java b/src/main/java/constructor/Race.java
new file mode 100644
index 00000000..6ba25940
--- /dev/null
+++ b/src/main/java/constructor/Race.java
@@ -0,0 +1,62 @@
+package constructor;
+
+import java.util.Scanner;
+
+import models.Car;
+
+public class Race {
+    private static final int MAX_SPEED = 250;
+    private static final int MIN_SPEED = 0;
+    private static final int HOURS_IN_DAY = 24;
+
+    private final CarConstructor constructor;
+    private final Scanner scanner;
+
+    public Race(CarConstructor constructor) {
+        this.constructor = constructor;
+        this.scanner = new Scanner(System.in);
+    }
+
+    public void prepare() {
+        String name = carName();
+        int speed = carSpeed();
+        constructor.addCar(name, speed);
+    }
+
+    private String carName() {
+        System.out.println(formatMessage("- Введите название машины №%d"));
+        return scanner.next();
+    }
+
+    private int carSpeed() {
+        while (true) {
+            System.out.println(formatMessage("- Введите скорость машины №%d"));
+            try {
+                int speed = Integer.parseInt(scanner.next());
+                if (speed >= MIN_SPEED && speed <= MAX_SPEED) {
+                    return speed;
+                } else {
+                    System.out.println("- Неправильная скорость.");
+                }
+            } catch (NumberFormatException e) {
+                System.out.println("- Пожалуйста, введите целое число.");
+            }
+        }
+    }
+
+    private String formatMessage(String message) {
+        return String.format(message, constructor.carsSize() + 1);
+    }
+
+    public void getFasterCar() {
+        Car fasterCar = constructor.getCars().stream()
+                .max((c1, c2) -> Integer.compare(c1.speed * HOURS_IN_DAY, c2.speed * HOURS_IN_DAY))
+                .orElse(null);
+
+        if (fasterCar != null) {
+            System.out.printf("- Самая быстрая машина: %s%n", fasterCar.name);
+        } else {
+            System.out.println("- Нет машин в списке.");
+        }
+    }
+}
diff --git a/src/main/java/models/Car.java b/src/main/java/models/Car.java
new file mode 100644
index 00000000..4f34f760
--- /dev/null
+++ b/src/main/java/models/Car.java
@@ -0,0 +1,11 @@
+package models;
+
+public class Car {
+    public String name;
+    public int speed;
+
+    public Car(String name, int speed) {
+        this.name = name;
+        this.speed = speed;
+    }
+}