/**
* Get a list of quests this player can obtain.<br>
* This follows the content system, in which:<br>
*
* <ul>
* <li>If the List size is 0, then there are no available quests.
* <li>If the List size is greater than 0, then there are quests.
* <li>If the List <b>object</b> is <code>null</code>, then there is an active quest given.
* </ul>
*
* @param player Player to lookup
* @param desc NPC to lookup
* @return List of quests, or <code>null</code>.
*/
public static List<String> getAvailableQuests(Player player, NPCDescription desc) {
List<String> quests = desc.getQuests();
List<String> availablequests = new ArrayList<String>();
for (String q : quests) {
LogStatus l = QuestStatisticUtils.hasQuest(player.getName(), q);
if (l == LogStatus.GIVEN || l == LogStatus.ACTIVE) {
availablequests = null;
break;
} else if (l == LogStatus.UNKNOWN) {
availablequests.add(q);
} else {
QuestDetails details = Managers.getQuestManager().getDetails(q);
if (details != null) {
if (QuestDetailsUtils.getRequirementsMet(details, player)) availablequests.add(q);
}
}
}
return availablequests;
}
