Faris Alzayed - Task 2 Project

src/main.dart

@@ -1,8 +1,105 @@
-// TODO: Run task list app
+import 'dart:io';
+
 void main(List<String> args) {
-  print('Hello World');
+  List<TaskListApp> tasks = [];
+  int taskId = 0;
+
+  while (true) {
+    print('What would you like to do?');
+    print('1. List all tasks');
+    print('2. Add a task');
+    print('3. Update a task');
+    print('4. Remove a task');
+    print('5. Exit');
+
+    String? choice = stdin.readLineSync();
+
+    switch (choice) {
+      case '1':
+        // List all tasks
+        for (TaskListApp task in tasks) {
+          print(task);
+        }
+
+        break;
+      case '2':
+        // Add a task
+        print('Enter task name:');
+        String name = stdin.readLineSync()!;
+        print('Enter task description:');
+        String description = stdin.readLineSync()!;
+        tasks.add(
+            TaskListApp(id: ++taskId, name: name, description: description));
+        break;
+      case '3':
+        // Update a task
+        try {
+          print('Enter task ID:');
+          int id = int.parse(stdin.readLineSync()!);
+          TaskListApp? taskToUpdate = tasks.firstWhere((task) => task.id == id);
+          print('Enter new task name (leave blank to keep current name):');
+          String? name = stdin.readLineSync();
+          print(
+              'Enter new task description (leave blank to keep current description):');
+          String? description = stdin.readLineSync();
+          print(
+              'Would you like to mark this task as completed? (1 for yes, 0 for no)');
+          String? completed = stdin.readLineSync();
+          if (completed == '1') {
+            taskToUpdate.markAsCompleted();
+          }
+          if (completed == '0') {
+            taskToUpdate.markAsIncomplete();
+          }
+          if (name != null && name.isNotEmpty) {
+            taskToUpdate.name = name;
+          }
+
+          if (description != null && description.isNotEmpty) {
+            taskToUpdate.description = description;
+          }
+        } catch (e) {
+          print('Task not found, please enter a valid task ID.');
+        }
+        break;
+      case '4':
+        // Remove a task
+        print('Enter task ID:');
+        int id = int.parse(stdin.readLineSync()!);
+        tasks.removeWhere((task) => task.id == id);
+        break;
+      case '5':
+        // Exit
+        return;
+      default:
+        print('Invalid choice');
+        break;
+    }
+  }
 }
 
 class TaskListApp {
-  // TODO: Implement Task list app
+  int id;
+  String name;
+  String description;
+  bool isCompleted;
+
+  TaskListApp(
+      {required this.id,
+      required this.name,
+      required this.description,
+      this.isCompleted = false});
+
+  void markAsCompleted() {
+    isCompleted = true;
+  }
+
+  void markAsIncomplete() {
+    isCompleted = false;
+  }
+
+  @override
+  String toString() {
+    return 'Task ID: $id\nTask: $name\nDescription: $description\nCompleted: $isCompleted\n';
+  }
 }