diff --git a/src/main/java/Calculator.java b/src/main/java/Calculator.java
new file mode 100644
index 000000000..9e48b1683
--- /dev/null
+++ b/src/main/java/Calculator.java
@@ -0,0 +1,15 @@
+public class Calculator {
+ int howManyPals;
+
+ public void addPals(int howManyPals) {
+ this.howManyPals = howManyPals;
+ }
+
+ public Double split(Double total, int pals) {
+ return total / pals;
+ }
+
+ public int returnPals() {
+ return howManyPals;
+ }
+}
diff --git a/src/main/java/Checkers.java b/src/main/java/Checkers.java
new file mode 100644
index 000000000..36362736c
--- /dev/null
+++ b/src/main/java/Checkers.java
@@ -0,0 +1,52 @@
+import java.util.Scanner;
+import java.util.Locale;
+import java.util.InputMismatchException;
+
+public class Checkers {
+ public int isInt() {
+ Scanner scan = new Scanner(System.in);
+ int intToCheck;
+
+ while (true) {
+ try {
+ intToCheck = scan.nextInt();
+ } catch (InputMismatchException e) {
+ System.out.println("Не-а, введите корректное число!");
+ scan.next();
+ continue;
+ }
+
+ if (intToCheck> 1) {
+ return intToCheck;
+ } else if (intToCheck == 1) {
+ System.out.println("Так Вы же один, чего тут считать? :O");
+ } else if (intToCheck < 0) { + System.out.println("Введите положительное число!"); + } else { + System.out.println("Никто не пришел на ужин? :C"); + } + } + } + + public Double isCorrectCost() { + Scanner scan = new Scanner(System.in).useLocale(Locale.US); + Formatter formatter = new Formatter(); + Double validDouble; + + while (true) { + try { + validDouble = scan.nextDouble(); + } catch (InputMismatchException e) { + System.out.println("Введите корректную стоимость!"); + scan.next(); + continue; + } + + if (validDouble < 0.01) { + System.out.println("Цена должна быть больше нуля!"); + } else { + return formatter.formatDouble(validDouble); + } + } + } +} diff --git a/src/main/java/Formatter.java b/src/main/java/Formatter.java new file mode 100644 index 000000000..6335f2e4f --- /dev/null +++ b/src/main/java/Formatter.java @@ -0,0 +1,26 @@ +public class Formatter { + public String correctCost(Double cost) { + int remainder = ((int)(Math.floor(cost) % 10)); + String formattedCost; + + if ((cost * 10) - (int)(cost * 10) == 0) { + formattedCost = cost + "0"; + } else { + formattedCost = cost.toString(); + } + + if ((cost> 10 && cost < 15) &#124;&#124; remainder == 0 &#124;&#124; (remainder> 4 && remainder < 10)) { + formattedCost += " рублей"; + } else if (remainder == 1) { + formattedCost += " рубль"; + } else if (remainder> 1 && remainder < 5) { + formattedCost += " рубля"; + } + return formattedCost; + } + + public Double formatDouble(Double doubleToFormat) { + String strToDouble = String.format("%.2f", doubleToFormat).replace(",", "."); + return Double.valueOf(strToDouble); + } +} diff --git a/src/main/java/Goods.java b/src/main/java/Goods.java new file mode 100644 index 000000000..4739708e5 --- /dev/null +++ b/src/main/java/Goods.java @@ -0,0 +1,57 @@ +import java.util.ArrayList; +import java.util.Locale; +import java.util.Scanner; + +public class Goods { + ArrayList<string> mealList = new ArrayList<strong>();
+ ArrayList<double> costList = new ArrayList<strong>();
+ Double totalCost = 0.00;
+
+ public void addMeal() {
+ Scanner scan = new Scanner(System.in).useLocale(Locale.US);
+ Checkers checker = new Checkers();
+ boolean inputIsEmpty = false;
+
+ for (int i = 0; true; i++) {
+ if (!inputIsEmpty) {
+ System.out.print(i == 0 ? "Введите название блюда: " : "Введите название блюда или \"Завершить\": ");
+ } else {
+ System.out.print("Введите хоть что-нибудь!: ");
+ inputIsEmpty = false;
+ }
+ String addNextMeal = scan.nextLine();
+
+ if (addNextMeal.equalsIgnoreCase("Завершить")) {
+ break;
+ } else if (addNextMeal.equals(" ") &#124;&#124; addNextMeal.equals("")) {
+ inputIsEmpty = true;
+ continue;
+ } else {
+ mealList.add(addNextMeal);
+ }
+
+ System.out.print("Введите стоимость блюда: ");
+
+ Double addNextCost = checker.isCorrectCost();
+ costList.add(addNextCost);
+ totalCost += addNextCost;
+
+ System.out.println("\nТовар добавлен! Желаете добавить что-то еще?");
+ }
+ }
+
+ public void printTotalGoods() {
+ Formatter formatter = new Formatter();
+ System.out.println("Добавленные товары:");
+
+ for (int i = 0; i < mealList.size(); i++) {
+ System.out.println(i + 1 + ". " + mealList.get(i) + " " + formatter.correctCost(costList.get(i)));
+ }
+
+ System.out.println("Итог: " + formatter.correctCost(formatter.formatDouble(totalCost)));
+ }
+
+ public Double returnTotalCost() {
+ return totalCost;
+ }
+}
diff --git a/src/main/java/Main.java b/src/main/java/Main.java
index db9356a08..21a339682 100644
--- a/src/main/java/Main.java
+++ b/src/main/java/Main.java
@@ -1,6 +1,19 @@
-
 public class Main {
 public static void main(String[] args) {
- System.out.println("Hello world!");
+ Checkers checker = new Checkers();
+ Goods goods = new Goods();
+ Calculator calculator = new Calculator();
+ Formatter formatter = new Formatter();
+
+ System.out.println("Введите размер Вашей компании :)");
+
+ calculator.addPals(checker.isInt());
+
+ System.out.println("Окей, давайте Вас рассчитаем :)");
+
+ goods.addMeal();
+ goods.printTotalGoods();
+ Double total = calculator.split(goods.returnTotalCost(), calculator.returnPals());
+ System.out.println("С каждого: " + formatter.correctCost(formatter.formatDouble(total)));
 }
 }
\ No newline at end of file
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