todo/src/main/java/ru/kamask/pet/Task.java

@@ -1,15 +1,35 @@
 package ru.kamask.pet;
 
+import java.time.LocalDate;
+
 class Task {
+    private static int nextId;
+    static int taskCount;
+
+    static {
+        taskCount = 0;
+        nextId = 0;
+    }
+
     private int id;
     private String title;
     private String description;
     private boolean completed = false;
+    private LocalDate createdAt;
 
-    Task(int id, String title, String description) {
-        this.id = id;
+    Task(String title, String description) {
         this.title = title;
         this.description = description;
+    };
+
+    {
+        id = ++nextId;
+        createdAt = LocalDate.now();
+        ++taskCount;
+    }
+
+    static void printTotalTasksCreated() {
+        System.out.println("Колличество дел: " + taskCount);
     }
 
     void printInfo() {
@@ -27,6 +47,7 @@ class Task {
 
                 ──────────────────────────────
                 Номер: %-3d
+                Дата создания: %s
                 Статус: %s
                 Название: %-20s
                 ------------------------------
@@ -35,7 +56,7 @@ class Task {
                 """;
         ;
         String stringCompleted = completed ? "выполнено" : "не выполнено";
-        System.out.printf(template, id, stringCompleted, title, description);
+        System.out.printf(template, id, createdAt, stringCompleted, title, description);
     }
 
     void toggleCompleted() {

todo/src/main/java/ru/kamask/pet/TodoApp.java

@@ -5,11 +5,23 @@ import java.util.Scanner;
 public class TodoApp {
 
     private static Task[] tasks = new Task[10];
-    private static int nextTaskId = 1;
-    private static int tasksCounter = 0;
     private static Scanner scanner = new Scanner(System.in);
 
     public static void main(String[] args) {
+
+        /*
+         * System.out.println("\n\nDeveloper mode:\n\n");
+         * 
+         * Task t1 = new Task("Дело тест - t1", "");
+         * Task t2 = new Task("Дело тест - t2", "");
+         * Task t3 = new Task("Дело тест - t3", "");
+         * printAll(t1, t2, t3);
+         * System.out.println(markTaskCompletedById(new Task[] { t1, t2, t3 }, 2));
+         * printAll(t1, t2, t3);
+         * 
+         * System.out.println("\n\n" + "*".repeat(20) + "\n\n");
+         */
+
         displayMainMenu();
     }
 
@@ -37,6 +49,7 @@ public class TodoApp {
 
     private static void displayMainMenu() {
         while (true) {
+            Task.printTotalTasksCreated();
             String menu = """
 
                     ┌──────────────────────────┐
@@ -61,12 +74,11 @@ public class TodoApp {
 
     private static void displayCreateTask() {
 
-        if (tasksCounter >= 9) {
+        if (Task.taskCount >= 9) {
             System.out.println("\nОшибка: Достигнут лимит в 10 дел.\n");
             return;
         }
 
-        int id = nextTaskId++;
         String title;
         String description;
 
@@ -82,13 +94,13 @@ public class TodoApp {
         System.out.print("\nНпишите описание дела: ");
         description = scanner.nextLine().trim();
 
-        var task = new Task(id, title, description);
-        tasks[tasksCounter++] = task;
+        var task = new Task(title, description);
+        tasks[Task.taskCount - 1] = task;
     }
 
     private static void displayTasks() {
 
-        if (tasksCounter < 1) {
+        if (Task.taskCount == 0) {
             int input = requestIntFromInput("""
 
                     Список дел пуст.
@@ -105,16 +117,18 @@ public class TodoApp {
                 System.exit(0);
         }
 
-        int[] variantsInput = new int[tasksCounter + 1];
         System.out.println("""
                 Список дел:
 
                 """);
-        for (int i = 0; i < tasksCounter; i++) {
-            tasks[i].printInfo();
+
+        printAll(tasks);
+
+        int[] variantsInput = new int[Task.taskCount + 1];
+        for (int i = 0; i < Task.taskCount; i++)
             variantsInput[i] = tasks[i].getId();
-        }
-        variantsInput[tasksCounter] = 0;
+        variantsInput[Task.taskCount] = 0;
+
         int input = requestIntFromInput("""
 
                 Введите номер дела или 0 для возврата в меню:""", variantsInput);
@@ -127,7 +141,7 @@ public class TodoApp {
     }
 
     private static Task getTaskById(int id) {
-        for (int i = 0; i < tasksCounter; i++) {
+        for (int i = 0; i < Task.taskCount; i++) {
             if (tasks[i].getId() == id)
                 return tasks[i];
         }
@@ -145,4 +159,20 @@ public class TodoApp {
         }
     }
 
+    private static void printAll(Task... tasks) {
+        for (Task t : tasks)
+            if (t != null)
+                t.printInfo();
+    }
+
+    private static boolean markTaskCompletedById(Task[] tasks, int id) {
+        for (Task t : tasks)
+            if (t != null && t.getId() == id) {
+                if (!t.getCompleted())
+                    t.toggleCompleted();
+                return true;
+            }
+        return false;
+    }
+
 }