// saves the task information from taskInfoVBox form to the task passed in as argument private void saveTaskInfo(Task task) { // to track if the task's attributes have been changed boolean differentTaskName = false, differentDueDate = false, differentPriority = false; if (task == null) { return; } // if different title if (!task.getTaskTitle().equals(taskNameTextField.getText())) differentTaskName = true; // if different due date if (task.getTaskDueDate() == null) { if (taskDueDatePicker.getValue() != null) { differentDueDate = true; } } else { if (taskDueDatePicker.getValue() == null) { differentDueDate = true; } if (taskDueDatePicker.getValue() != null) { if (!(task.getTaskDueDate().isEqual(taskDueDatePicker.getValue()))) differentDueDate = true; } } int currentTaskPriority = task.getPriority(); // if no priority selected for the task if (priority_toggle_group.getSelectedToggle() == null) { if (currentTaskPriority != 0) { differentPriority = true; } } else { // if different priority if (currentTaskPriority != (int) priority_toggle_group.getSelectedToggle().getUserData()) differentPriority = true; } // if task attributes have been changed, replace current task with new task with updated task // attributes if (differentTaskName || differentDueDate || differentPriority) { Task replacementTask = new Task(); replacementTask.setTaskTitle(taskNameTextField.getText()); replacementTask.setTaskDueDate(taskDueDatePicker.getValue()); if (priority_toggle_group.getSelectedToggle() == null) { replacementTask.setPriority(0); } else { replacementTask.setPriority((int) priority_toggle_group.getSelectedToggle().getUserData()); } replacementTask.setSubTasks(task.getSubTasks()); replacementTask.setNote(taskNoteTextArea.getText()); int currentListIndex = -1, currentTaskIndex = -1; // to track current index int replacementListIndex = -1, replacementTaskIndex = -1; // to track index where replacement task will placed at found: { for (ToDoList currentList : toDoListModel) { currentListIndex++; currentTaskIndex = -1; for (Task currentTask : currentList.getIncompleteTaskList()) { currentTaskIndex++; // if task's unique ID matches current task, assign the current task's list index and // task index to the replacement index variables // and break out of the loop if (currentTask.getUniqueID() == task.getUniqueID()) { replacementListIndex = currentListIndex; replacementTaskIndex = currentTaskIndex; break found; } } } } // if found the task to replace with if (replacementListIndex != -1 && replacementTaskIndex != -1) { toDoListModel .get(replacementListIndex) .getIncompleteTaskList() .set(replacementTaskIndex, replacementTask); // if task to be replaced is the first task in the first to do list, select the replaced // task and update // incompleteTaskListView // code below help to get around a bug in selection model for list view if (replacementListIndex == 0 && replacementTaskIndex == 0) { todoListView.getSelectionModel().select(replacementListIndex); incompleteTaskListView.getSelectionModel().select(replacementListIndex); } } } // if task's priority, name and due date have not been changed, then only update the task's (one // that is passed in as argument) note else { task.setNote(taskNoteTextArea.getText()); } }