private static void OnMarkQuestItem(PlayerMobile pm, Item item, Type type)
{
MLQuestContext context = GetContext(pm);
if (context == null)
{
return;
}
List <MLQuestInstance> instances = context.QuestInstances;
// We don't foreach because CheckComplete() can potentially modify the MLQuests list
for (int i = instances.Count - 1; i >= 0; --i)
{
MLQuestInstance instance = instances[i];
if (instance.ClaimReward)
{
continue;
}
foreach (BaseObjectiveInstance objective in instance.Objectives)
{
if (!objective.Expired && objective.AllowsQuestItem(item, type))
{
objective.CheckComplete(); // yes, this can happen multiple times (for multiple quests)
break;
}
}
}
}
public static void HandleSkillGain(PlayerMobile pm, SkillName skill)
{
MLQuestContext context = GetContext(pm);
if (context == null)
{
return;
}
List <MLQuestInstance> instances = context.QuestInstances;
for (int i = instances.Count - 1; i >= 0; --i)
{
MLQuestInstance instance = instances[i];
if (instance.ClaimReward)
{
continue;
}
foreach (BaseObjectiveInstance objective in instance.Objectives)
{
if (!objective.Expired && objective is GainSkillObjectiveInstance objectiveInstance &&
objectiveInstance.Handles(skill))
{
objectiveInstance.CheckComplete();
break;
}
}
}
}
public static void HandleDeath(PlayerMobile pm)
{
MLQuestContext context = GetContext(pm);
if (context != null)
{
context.HandleDeath();
}
}
public static MLQuestContext GetOrCreateContext(PlayerMobile pm)
{
if (!Contexts.TryGetValue(pm, out MLQuestContext context))
{
Contexts[pm] = context = new MLQuestContext(pm);
}
return(context);
}
public static void HandleDeletion(PlayerMobile pm)
{
MLQuestContext context = GetContext(pm);
if (context != null)
{
context.HandleDeletion();
Contexts.Remove(pm);
}
}
private static bool FindQuest(
IQuestGiver quester, PlayerMobile pm, MLQuestContext context, out MLQuest quest,
out MLQuestInstance entry
)
{
quest = null;
entry = null;
var quests = quester.MLQuests;
var questerType = quester.GetType();
// 1. Check quests in progress with this NPC (overriding deliveries is intended)
if (context != null)
{
foreach (var questEntry in quests)
{
var instance = context.FindInstance(questEntry);
if (instance != null && (instance.Quester == quester ||
!questEntry.IsEscort && instance.QuesterType == questerType))
{
entry = instance;
quest = questEntry;
return(true);
}
}
}
// 2. Check deliveries (overriding chain offers is intended)
if ((entry = HandleDelivery(pm, quester, questerType)) != null)
{
quest = entry.Quest;
return(true);
}
// 3. Check chain quest offers
if (context != null)
{
foreach (var questEntry in quests)
{
if (questEntry.IsChainTriggered && context.ChainOffers.Contains(questEntry))
{
quest = questEntry;
return(true);
}
}
}
// 4. Random quest
quest = RandomStarterQuest(quester, pm, context);
return(quest != null);
}
public static MLQuestInstance HandleDelivery(PlayerMobile pm, IQuestGiver quester, Type questerType)
{
MLQuestContext context = GetContext(pm);
if (context == null)
{
return(null);
}
List <MLQuestInstance> instances = context.QuestInstances;
MLQuestInstance deliverInstance = null;
for (int i = instances.Count - 1; i >= 0; --i)
{
MLQuestInstance instance = instances[i];
// Do NOT skip quests on ClaimReward, because the quester still needs the quest ref!
//if ( instance.ClaimReward )
// continue;
foreach (BaseObjectiveInstance objective in instance.Objectives)
{
// Note: On OSI, expired deliveries can still be completed. Bug?
if (!objective.Expired && objective is DeliverObjectiveInstance)
{
DeliverObjectiveInstance deliver = (DeliverObjectiveInstance)objective;
if (deliver.IsDestination(quester, questerType))
{
if (!deliver.HasCompleted) // objective completes only once
{
deliver.HasCompleted = true;
deliver.CheckComplete();
// The quest is continued with this NPC (important for chains)
instance.Quester = quester;
}
if (deliverInstance == null)
{
deliverInstance = instance;
}
break; // don't return, we may have to complete more deliveries
}
}
}
}
return(deliverInstance);
}
public static bool CanMarkQuestItem(PlayerMobile pm, Item item, Type type)
{
MLQuestContext context = GetContext(pm);
if (context != null)
{
foreach (MLQuestInstance quest in context.QuestInstances)
{
if (!quest.ClaimReward && quest.AllowsQuestItem(item, type))
{
return(true);
}
}
}
return(false);
}
public static void HandleKill(PlayerMobile pm, Mobile mob)
{
MLQuestContext context = GetContext(pm);
if (context == null)
{
return;
}
List <MLQuestInstance> instances = context.QuestInstances;
Type type = null;
for (int i = instances.Count - 1; i >= 0; --i)
{
MLQuestInstance instance = instances[i];
if (instance.ClaimReward)
{
continue;
}
/* A kill only counts for a single objective within a quest,
* but it can count for multiple quests. This is something not
* currently observable on OSI, so it is assumed behavior.
*/
foreach (BaseObjectiveInstance objective in instance.Objectives)
{
if (!objective.Expired && objective is KillObjectiveInstance)
{
KillObjectiveInstance kill = (KillObjectiveInstance)objective;
if (type == null)
{
type = mob.GetType();
}
if (kill.AddKill(mob, type))
{
kill.CheckComplete();
break;
}
}
}
}
}
public static void OnDoubleClick(IQuestGiver quester, PlayerMobile pm)
{
if (quester.Deleted || !pm.Alive)
{
return;
}
MLQuestContext context = GetContext(pm);
MLQuest quest;
MLQuestInstance entry;
if (!FindQuest(quester, pm, context, out quest, out entry))
{
Tell(quester, pm, 1080107); // I'm sorry, I have nothing for you at this time.
return;
}
if (entry != null)
{
TurnToFace(quester, pm);
if (entry.Failed)
{
return; // Note: OSI sends no gump at all for failed quests, they have to be cancelled in the quest overview
}
else if (entry.ClaimReward)
{
entry.SendRewardOffer();
}
else if (entry.IsCompleted())
{
entry.SendReportBackGump();
}
else
{
entry.SendProgressGump();
}
}
else if (quest.CanOffer(quester, pm, context, true))
{
TurnToFace(quester, pm);
quest.SendOffer(quester, pm);
}
}
public override void Deserialize( GenericReader reader )
{
base.Deserialize( reader );
int version = reader.ReadInt();
int contexts = reader.ReadInt();
for ( int i = 0; i < contexts; ++i )
{
MLQuestContext context = new MLQuestContext( reader, version );
if ( context.Owner != null )
MLQuestSystem.Contexts[context.Owner] = context;
}
int quests = reader.ReadInt();
for ( int i = 0; i < quests; ++i )
MLQuest.Deserialize( reader, version );
}
public override void Deserialize(GenericReader reader)
{
base.Deserialize(reader);
int version = reader.ReadInt();
int contexts = reader.ReadInt();
for (int i = 0; i < contexts; ++i)
{
MLQuestContext context = new MLQuestContext(reader, version);
if (context.Owner != null)
{
MLQuestSystem.Contexts[context.Owner] = context;
}
}
int quests = reader.ReadInt();
for (int i = 0; i < quests; ++i)
{
MLQuest.Deserialize(reader, version);
}
}
public static MLQuest RandomStarterQuest( IQuestGiver quester, PlayerMobile pm, MLQuestContext context )
{
List<MLQuest> quests = quester.MLQuests;
if ( quests.Count == 0 )
return null;
m_EligiblePool.Clear();
MLQuest fallback = null;
foreach ( MLQuest quest in quests )
{
if ( quest.IsChainTriggered || ( context != null && context.IsDoingQuest( quest ) ) )
continue;
/*
* Save first quest that reaches the CanOffer call.
* If no quests are valid at all, return this quest for displaying the CanOffer error message.
*/
if ( fallback == null )
fallback = quest;
if ( quest.CanOffer( quester, pm, context, false ) )
m_EligiblePool.Add( quest );
}
if ( m_EligiblePool.Count == 0 )
return fallback;
return m_EligiblePool[Utility.Random( m_EligiblePool.Count )];
}
public static MLQuestContext GetOrCreateContext( PlayerMobile pm )
{
MLQuestContext context;
if ( !m_Contexts.TryGetValue( pm, out context ) )
m_Contexts[pm] = context = new MLQuestContext( pm );
return context;
}
public void ClaimRewards()
{
if (m_Quest == null || m_Player == null || m_Player.Deleted || !ClaimReward || Removed)
{
return;
}
List <Item> rewards = new List <Item>();
foreach (BaseReward reward in m_Quest.Rewards)
{
reward.AddRewardItems(m_Player, rewards);
}
if (rewards.Count != 0)
{
// On OSI a more naive method of checking is used.
// For containers, only the actual container item counts.
bool canFit = true;
foreach (Item rewardItem in rewards)
{
if (!m_Player.AddToBackpack(rewardItem))
{
canFit = false;
break;
}
}
if (!canFit)
{
foreach (Item rewardItem in rewards)
{
rewardItem.Delete();
}
m_Player.SendLocalizedMessage(1078524); // Your backpack is full. You cannot complete the quest and receive your reward.
return;
}
foreach (Item rewardItem in rewards)
{
string rewardName = (rewardItem.Name != null) ? rewardItem.Name : String.Concat("#", rewardItem.LabelNumber);
if (rewardItem.Stackable)
{
m_Player.SendLocalizedMessage(1115917, String.Concat(rewardItem.Amount, "\t", rewardName)); // You receive a reward: ~1_QUANTITY~ ~2_ITEM~
}
else
{
m_Player.SendLocalizedMessage(1074360, rewardName); // You receive a reward: ~1_REWARD~
}
}
}
foreach (BaseObjectiveInstance objective in m_ObjectiveInstances)
{
objective.OnRewardClaimed();
}
m_Quest.OnRewardClaimed(this);
MLQuestContext context = PlayerContext;
if (m_Quest.RecordCompletion && !m_Quest.HasRestartDelay) // Quests with restart delays are logged earlier as per OSI
{
context.SetDoneQuest(m_Quest);
}
if (m_Quest.IsChainTriggered)
{
context.ChainOffers.Remove(m_Quest);
}
Type nextQuestType = m_Quest.NextQuest;
if (nextQuestType != null)
{
MLQuest nextQuest = MLQuestSystem.FindQuest(nextQuestType);
if (nextQuest != null && !context.ChainOffers.Contains(nextQuest))
{
context.ChainOffers.Add(nextQuest);
}
}
Remove();
}
public static void HandleDeath(PlayerMobile pm)
{
MLQuestContext context = GetContext(pm);
context?.HandleDeath();
}
public virtual bool CanOffer(IQuestGiver quester, PlayerMobile pm, MLQuestContext context, bool message)
{
if (!m_Activated || quester.Deleted)
{
return(false);
}
if (context != null)
{
if (context.IsFull)
{
if (message)
{
MLQuestSystem.Tell(quester, pm, 1080107); // I'm sorry, I have nothing for you at this time.
}
return(false);
}
MLQuest checkQuest = this;
while (checkQuest != null)
{
DateTime nextAvailable;
if (context.HasDoneQuest(checkQuest, out nextAvailable))
{
if (checkQuest.OneTimeOnly)
{
if (message)
{
MLQuestSystem.Tell(quester, pm, 1075454); // I cannot offer you the quest again.
}
return(false);
}
else if (nextAvailable > DateTime.UtcNow)
{
if (message)
{
MLQuestSystem.Tell(quester, pm, 1075575); // I'm sorry, but I don't have anything else for you right now. Could you check back with me in a few minutes?
}
return(false);
}
}
if (checkQuest.NextQuest == null)
{
break;
}
checkQuest = MLQuestSystem.FindQuest(checkQuest.NextQuest);
}
}
foreach (BaseObjective obj in m_Objectives)
{
if (!obj.CanOffer(quester, pm, message))
{
return(false);
}
}
return(true);
}
public static MLQuest RandomStarterQuest(IQuestGiver quester, PlayerMobile pm, MLQuestContext context)
{
List <MLQuest> quests = quester.MLQuests;
if (quests.Count == 0)
{
return(null);
}
m_EligiblePool.Clear();
MLQuest fallback = null;
foreach (MLQuest quest in quests)
{
if (quest.IsChainTriggered || context?.IsDoingQuest(quest) == true)
{
continue;
}
/*
* Save first quest that reaches the CanOffer call.
* If no quests are valid at all, return this quest for displaying the CanOffer error message.
*/
fallback ??= quest;
if (quest.CanOffer(quester, pm, context, false))
{
m_EligiblePool.Add(quest);
}
}
return(m_EligiblePool.Count == 0 ? fallback : m_EligiblePool[Utility.Random(m_EligiblePool.Count)]);
}
private static bool FindQuest( IQuestGiver quester, PlayerMobile pm, MLQuestContext context, out MLQuest quest, out MLQuestInstance entry )
{
quest = null;
entry = null;
List<MLQuest> quests = quester.MLQuests;
Type questerType = quester.GetType();
// 1. Check quests in progress with this NPC (overriding deliveries is intended)
if ( context != null )
{
foreach ( MLQuest questEntry in quests )
{
MLQuestInstance instance = context.FindInstance( questEntry );
if ( instance != null && ( instance.Quester == quester || ( !questEntry.IsEscort && instance.QuesterType == questerType ) ) )
{
entry = instance;
quest = questEntry;
return true;
}
}
}
// 2. Check deliveries (overriding chain offers is intended)
if ( ( entry = HandleDelivery( pm, quester, questerType ) ) != null )
{
quest = entry.Quest;
return true;
}
// 3. Check chain quest offers
if ( context != null )
{
foreach ( MLQuest questEntry in quests )
{
if ( questEntry.IsChainTriggered && context.ChainOffers.Contains( questEntry ) )
{
quest = questEntry;
return true;
}
}
}
// 4. Random quest
quest = RandomStarterQuest( quester, pm, context );
return ( quest != null );
}
