1. import java.util.ArrayList;
  2. import java.util.List;
  3. import java.util.Scanner;
  5. public class MaintenanceTaskTransformer {
  7. public static void main(String[] args) {
  8. Scanner scanner = new Scanner(System.in);
  10. List<Task> tasks = new ArrayList<>();
  12. while (true) {
  13. System.out.println("\nChoose an action:");
  14. System.out.println("1. Add Task");
  15. System.out.println("2. View Tasks");
  16. System.out.println("3. Save Tasks to File");
  17. System.out.println("4. Load Tasks from File");
  18. System.out.println("5. Transform Tasks (e.g., add priority)");
  19. System.out.println("6. Exit");
  21. int choice = scanner.nextInt();
  22. scanner.nextLine(); // Consume newline
  24. switch (choice) {
  25. case 1:
  26. addTask(tasks, scanner);
  27. break;
  28. case 2:
  29. viewTasks(tasks);
  30. break;
  31. case 3:
  32. saveTasks(tasks, scanner);
  33. break;
  34. case 4:
  35. loadTasks(tasks, scanner);
  36. break;
  37. case 5:
  38. transformTasks(tasks, scanner);
  39. break;
  40. case 6:
  41. System.out.println("Exiting...");
  42. scanner.close();
  43. return;
  44. default:
  45. System.out.println("Invalid choice. Please try again.");
  46. }
  47. }
  48. }
  50. static void addTask(List<Task> tasks, Scanner scanner) {
  51. System.out.print("Enter task description: ");
  52. String description = scanner.nextLine();
  53. System.out.print("Enter priority (High, Medium, Low): ");
  54. String priority = scanner.nextLine();
  56. Task newTask = new Task(description, priority);
  57. tasks.add(newTask);
  58. System.out.println("Task added.");
  59. }
  61. static void viewTasks(List<Task> tasks) {
  62. if (tasks.isEmpty()) {
  63. System.out.println("No tasks found.");
  64. return;
  65. }
  67. for (int i = 0; i < tasks.size(); i++) {
  68. System.out.println((i + 1) + ". " + tasks.get(i));
  69. }
  70. }
  72. static void saveTasks(List<Task> tasks, Scanner scanner) {
  73. System.out.print("Enter filename to save tasks: ");
  74. String filename = scanner.nextLine();
  75. //Implementation for saving to file.
  76. System.out.println("Tasks saved to " + filename);
  77. }
  79. static void loadTasks(List<Task> tasks, Scanner scanner) {
  80. System.out.print("Enter filename to load tasks: ");
  81. String filename = scanner.nextLine();
  82. //Implementation for loading from file.
  83. }
  85. static void transformTasks(List<Task> tasks, Scanner scanner) {
  86. System.out.println("Choose transformation:");
  87. System.out.println("1. Add Due Date");
  88. System.out.println("2. Add Status");
  89. System.out.println("Enter your choice:");
  91. int transformChoice = scanner.nextInt();
  92. scanner.nextLine(); // Consume newline
  94. switch(transformChoice){
  95. case 1:
  96. addDueDate(tasks, scanner);
  97. break;
  98. case 2:
  99. addStatus(tasks, scanner);
  100. break;
  101. default:
  102. System.out.println("Invalid transformation choice.");
  103. }
  104. }
  106. static void addDueDate(List<Task> tasks, Scanner scanner){
  107. for(int i = 0; i < tasks.size(); i++){
  108. System.out.print("Enter due date for task " + (i+1) + " (YYYY-MM-DD): ");
  109. String dueDate = scanner.nextLine();
  110. tasks.get(i).setDueDate(dueDate);
  111. }
  112. }
  114. static void addStatus(List<Task> tasks, Scanner scanner){
  115. for(int i = 0; i < tasks.size(); i++){
  116. System.out.print("Enter status for task " + (i+1) + " (To Do, In Progress, Done): ");
  117. String status = scanner.nextLine();
  118. tasks.get(i).setStatus(status);
  119. }
  120. }
  124. }
  126. class Task

Add your comment