public ArrayList<Task> search(Task task) throws InvalidCommandException {
if (task.getDescription() != null) {
return searchWagnerList(task.getDescription());
} else {
dataHandler.view(task);
return dataHandler.getObservableList().getList();
}
}
/**
* get the list of tasks that their descriptions match with the string user wants to search.
*
* @param str1 the string user wants to search.
* @return the list of the tasks that match the user's search.
*/
public ArrayList<Task> searchWagnerList(String str1) {
int distance;
ArrayList<Task> tmp = new ArrayList<Task>();
for (Task t : dataHandler.getAllTasks()) {
String[] str2 = t.getDescription().split(" ");
for (String s : str2) {
distance = getDist(str1, s);
if (distance < s.length() / 2) {
tmp.add(t);
break;
}
}
}
dataHandler.setDisplayedTasks(tmp);
return tmp;
}