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Homework 1 #1

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26 changes: 26 additions & 0 deletions src/main/java/Car.java
View file Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,26 @@
public class Car {
private Integer speed;
private String name;

public Car(Integer speed, String name) {
this.setSpeed(speed);
this.setName(name);
}


public String getName() {
return name;
}

public void setName(String name) {
this.name = name;
}

public Integer getSpeed() {
return speed;
}

public void setSpeed(Integer speed) {
this.speed = speed;
}
}
5 changes: 2 additions & 3 deletions src/main/java/Main.java
View file Open in desktop
Original file line number Diff line number Diff line change
@@ -1,8 +1,7 @@
public class Main {
static Race race = new Race();

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");
race.contestStart();
}
}
117 changes: 117 additions & 0 deletions src/main/java/Race.java
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Original file line number Diff line number Diff line change
@@ -0,0 +1,117 @@
import java.util.ArrayList;
import java.util.InputMismatchException;
import java.util.Iterator;
import java.util.Scanner;

public class Race {
Car winner;

Scanner scanner = new Scanner(System.in);

ArrayList<Car> cars = new ArrayList<>();

public void calculateWinner(ArrayList<Car> cars) {
winner = cars.get(0);
for(Car car: cars) {
if (car.getSpeed() >= winner.getSpeed()) {
winner = car;
}
}
}

public void contestStart() {

System.out.println("Введите команду ");

while (true) {
printMenu();
int command = scanner.nextInt();
if (command == 1) {
carInput();
} else if (command == 2) {
calculateWinner(cars);
System.out.println("Побеждает тачка:" + winner.getName() + " со скоростью " + winner.getSpeed());
} else if (command == 0) {
System.out.println("Выход");
break;
} else {
System.out.println("Извините, такой команды пока нет");
}
}
}

public void printMenu() {
System.out.println("Что вы хотите сделать? ");
System.out.println("1 - Добавить тачку");
System.out.println("2 - Узнать победителя гонки");
System.out.println("0 - Выход");
}

public void carInput() {
while (true) {
Integer speed = inputSpeed();
String name = inputName();
Car car = new Car(speed, name);
cars.add(car);
System.out.println("Тачка успешно создана!");
break;
}
}

private String inputName() {
System.out.println("Введите название тачилы");
return scanner.nextLine();
}

private Integer inputSpeed() {
Integer speed;
while(true) {
speed = scanSpeed();
if (checkSpeed(speed)) {
break;
} else {
speed = inputSpeed();
break;
}
}
return speed;
}

private Boolean checkSpeed(Integer speed) {
Boolean isCorrect;
if (speed <= 0) {
System.out.println(
"Вы ввели отрицательную скорость.Введите скорость > 0 но =< 250"
);
isCorrect = false;
} else if (speed > 250) {
System.out.println(
"Вы ввели слишком большую скорость. Введите скорость > 0 но =< 250"
);
isCorrect = false;
} else {
isCorrect = true;
}
return isCorrect;
}

private Integer scanSpeed() {
Integer speed;
System.out.println("Введите скорость > 0 но =< 250");
while (true) {
try {
speed = scanner.nextInt();
scanner.nextLine(); // очищаем буфер
if (speed > 0 && speed <= 250) {
break; // выход из цикла при корректном вводе
} else {
System.out.println("Введите скорость в пределах > 0 но =< 250");
}
} catch (InputMismatchException e) {
System.out.println("Вы ввели неверные данные. Введите скорость > 0 но =< 250 как целое число");
scanner.nextLine(); // очищаем буфер
}
}
return speed;
}
}

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