mod README.md

Author: alexeichuprikov

README.md

@@ -1,6 +1,9 @@
-### Example(Asciinema)
+### Demo(Even)
 https://asciinema.org/a/FPppNZRyj39zZUm0gBFfnXw3G
 
+### Demo(Calculator)
+https://asciinema.org/a/5NUp6quilr3DtKLHDEYSfAcZ2
+
 ### Hexlet tests and linter status:
 [![Actions Status](https://github.com/alexeichuprikov/qa-auto-engineer-java-project-61/actions/workflows/hexlet-check.yml/badge.svg)](https://github.com/alexeichuprikov/qa-auto-engineer-java-project-61/actions)
 

app/src/main/java/hexlet/code/App.java

@@ -1,11 +1,18 @@
 package hexlet.code;
 
+import hexlet.code.games.Calc;
+import hexlet.code.games.Even;
+
 import java.util.Scanner;
 
 public class App {
     public static void main(String[] args) {
         Scanner scanner = new Scanner(System.in);
-        System.out.println("Please enter the game number and press Enter.\n1 - Greet\n2 - Even\n0 - Exit");
+        System.out.println("Please enter the game number and press Enter.");
+        System.out.println("1 - Greet");
+        System.out.println("2 - Even");
+        System.out.println("3 - Calc");
+        System.out.println("0 - Exit");
         System.out.print("Your choice : ");
         String option = scanner.nextLine();
 
@@ -14,9 +21,11 @@ public static void main(String[] args) {
                 Cli.greet();
                 break;
             case "2":
-                Even.evenGame();
+                Even.play();
+                break;
+            case "3":
+                Calc.play();
                 break;
-
         }
         scanner.close();
     }

app/src/main/java/hexlet/code/Engine.java

@@ -0,0 +1,17 @@
+package hexlet.code;
+
+import java.util.Scanner;
+
+public class Engine {
+    public static String description() {
+        Scanner scanner = new Scanner(System.in);
+        System.out.println("Welcome to the Brain Games!");
+        System.out.print("May I have your name? ");
+        String userName = scanner.nextLine();
+        System.out.println("Hello, " + userName + "!");
+
+        return userName;
+    }
+
+    public static int rounds = 3;
+}

app/src/main/java/hexlet/code/games/Calc.java

@@ -0,0 +1,46 @@
+package hexlet.code.games;
+
+import hexlet.code.Engine;
+
+import java.util.Scanner;
+
+public class Calc {
+    public static void play() {
+        String userName = Engine.description();
+        System.out.println("What is the result of the expression?");
+        Scanner scanner = new Scanner(System.in);
+
+        for (int i = 1; i <= Engine.rounds; i++) {
+            int firstValue = (int) (Math.random() * 100) + 1;
+            int secondValue = (int) (Math.random() * 100) + 1;
+            char signs[] = {'+', '-', '*'};
+            char randomSign = signs[(int) (Math.random() * signs.length)];
+            int rightAnswer = 0;
+
+            switch (randomSign) {
+                case '+':
+                    rightAnswer = firstValue + secondValue;
+                    break;
+                case '-':
+                    rightAnswer = firstValue - secondValue;
+                    break;
+                case '*':
+                    rightAnswer = firstValue * secondValue;
+                    break;
+            }
+
+            System.out.println("Question: " + firstValue + " " + randomSign + " " + secondValue);
+            System.out.print("Your answer: ");
+            int answer = scanner.nextInt();
+
+            if (answer == rightAnswer) {
+                System.out.println("Correct!");
+            } else {
+                System.out.println("'" + answer + "' is wrong answer ;(. Correct answer was '" + rightAnswer + "'." );
+                System.out.println("Let's try again, " + userName + "!");
+                return;
+            }
+        }
+        System.out.println("Congratulations, " + userName + "!");
+    }
+}

app/src/main/java/hexlet/code/Even.java renamed to app/src/main/java/hexlet/code/games/Even.java

@@ -1,17 +1,16 @@
-package hexlet.code;
+package hexlet.code.games;
+
+import hexlet.code.Engine;
 
 import java.util.Scanner;
 
 public class Even {
-    public static void evenGame() {
-        Scanner scanner = new Scanner(System.in);
-        System.out.println("Welcome to the Brain Games!");
-        System.out.print("May I have your name? ");
-        String userName = scanner.nextLine();
-        System.out.println("Hello, " + userName + "!");
+    public static void play() {
+        String userName = Engine.description();
         System.out.println("Answer 'yes' if the number is even, otherwise answer 'no'.");
+        Scanner scanner = new Scanner(System.in);
 
-        for (int i = 1; i <= 3; i++) {
+        for (int i = 1; i <= Engine.rounds; i++) {
             int random = (int) (Math.random() * 1000) + 1; //границы случайных чисел не были обозначены сделал от 1 до 1000. требуется уточнение у аналитика :)
             System.out.println("Question: " + random);
             System.out.print("Your answer: ");