425 lines
12 KiB
C#
425 lines
12 KiB
C#
using System;
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using System.Collections.Generic;
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using Server.Mobiles;
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namespace Server.Regions
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{
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public class SpawnEntry : ISpawner
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{
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public static readonly TimeSpan DefaultMinSpawnTime = TimeSpan.FromMinutes(2.0);
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public static readonly TimeSpan DefaultMaxSpawnTime = TimeSpan.FromMinutes(5.0);
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public static readonly Direction InvalidDirection = Direction.Running;
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private static List<IEntity> m_RemoveList;
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private DateTime m_NextSpawn;
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private Timer m_SpawnTimer;
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public SpawnEntry(int id, BaseRegion region, Point3D home, int range, Direction direction,
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SpawnDefinition definition, int max, TimeSpan minSpawnTime, TimeSpan maxSpawnTime)
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{
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ID = id;
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Region = region;
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HomeLocation = home;
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HomeRange = range;
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Direction = direction;
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Definition = definition;
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SpawnedObjects = new List<ISpawnable>();
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Max = max;
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MinSpawnTime = minSpawnTime;
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MaxSpawnTime = maxSpawnTime;
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Running = false;
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if (Table.ContainsKey(id))
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Console.WriteLine("Warning: double SpawnEntry ID '{0}'", id);
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else
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Table[id] = this;
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}
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public static Dictionary<int, SpawnEntry> Table { get; } = new Dictionary<int, SpawnEntry>();
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// When a creature's AI is deactivated (PlayerRangeSensitive optimization) does it return home?
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public bool ReturnOnDeactivate => true;
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// Are unlinked and untamed creatures removed after 20 hours?
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public bool RemoveIfUntamed => true;
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public int ID { get; }
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public BaseRegion Region { get; }
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public Direction Direction { get; }
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public SpawnDefinition Definition { get; }
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public List<ISpawnable> SpawnedObjects { get; }
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public int Max { get; private set; }
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public TimeSpan MinSpawnTime { get; }
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public TimeSpan MaxSpawnTime { get; }
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public bool Running { get; private set; }
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public bool Complete => SpawnedObjects.Count >= Max;
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public bool Spawning => Running && !Complete;
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// Are creatures unlinked on taming (true) or should they also go out of the region (false)?
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public bool UnlinkOnTaming => false;
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Region ISpawner.Region => Region;
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public Point3D HomeLocation { get; }
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public int HomeRange { get; }
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void ISpawner.Remove(ISpawnable spawn)
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{
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SpawnedObjects.Remove(spawn);
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CheckTimer();
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}
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public Point3D RandomSpawnLocation(int spawnHeight, bool land, bool water) => Region.RandomSpawnLocation(spawnHeight, land, water, HomeLocation, HomeRange);
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public void Start()
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{
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if (Running)
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return;
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Running = true;
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CheckTimer();
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}
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public void Stop()
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{
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if (!Running)
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return;
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Running = false;
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CheckTimer();
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}
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private void Spawn()
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{
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ISpawnable spawn = Definition.Spawn(this);
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if (spawn != null)
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Add(spawn);
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}
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private void Add(ISpawnable spawn)
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{
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SpawnedObjects.Add(spawn);
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spawn.Spawner = this;
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if (spawn is BaseCreature creature)
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creature.RemoveIfUntamed = RemoveIfUntamed;
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}
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private TimeSpan RandomTime()
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{
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int min = (int)MinSpawnTime.TotalSeconds;
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int max = (int)MaxSpawnTime.TotalSeconds;
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int rand = Utility.RandomMinMax(min, max);
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return TimeSpan.FromSeconds(rand);
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}
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private void CheckTimer()
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{
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if (Spawning)
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{
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if (m_SpawnTimer == null)
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{
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TimeSpan time = RandomTime();
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m_SpawnTimer = Timer.DelayCall(time, TimerCallback);
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m_NextSpawn = DateTime.UtcNow + time;
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}
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}
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else if (m_SpawnTimer != null)
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{
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m_SpawnTimer.Stop();
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m_SpawnTimer = null;
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}
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}
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private void TimerCallback()
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{
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int amount = Math.Max((Max - SpawnedObjects.Count) / 3, 1);
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for (int i = 0; i < amount; i++)
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Spawn();
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m_SpawnTimer = null;
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CheckTimer();
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}
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public void DeleteSpawnedObjects()
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{
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InternalDeleteSpawnedObjects();
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Running = false;
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CheckTimer();
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}
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private void InternalDeleteSpawnedObjects()
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{
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foreach (ISpawnable spawnable in SpawnedObjects)
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{
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spawnable.Spawner = null;
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bool uncontrolled = (spawnable as BaseCreature)?.Controlled != true;
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if (uncontrolled)
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spawnable.Delete();
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}
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SpawnedObjects.Clear();
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}
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public void Respawn()
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{
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InternalDeleteSpawnedObjects();
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for (int i = 0; !Complete && i < Max; i++)
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Spawn();
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Running = true;
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CheckTimer();
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}
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public void Delete()
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{
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Max = 0;
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InternalDeleteSpawnedObjects();
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if (m_SpawnTimer != null)
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{
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m_SpawnTimer.Stop();
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m_SpawnTimer = null;
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}
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if (Table.TryGetValue(ID, out SpawnEntry entry) && entry == this)
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Table.Remove(ID);
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}
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public void Serialize(IGenericWriter writer)
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{
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writer.Write(SpawnedObjects.Count);
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for (int i = 0; i < SpawnedObjects.Count; i++)
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writer.Write(SpawnedObjects[i].Serial);
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writer.Write(Running);
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if (m_SpawnTimer != null)
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{
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writer.Write(true);
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writer.WriteDeltaTime(m_NextSpawn);
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}
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else
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{
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writer.Write(false);
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}
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}
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public void Deserialize(IGenericReader reader, int version)
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{
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int count = reader.ReadInt();
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for (int i = 0; i < count; i++)
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if (World.FindEntity(reader.ReadUInt()) is ISpawnable spawnableEntity)
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Add(spawnableEntity);
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Running = reader.ReadBool();
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if (reader.ReadBool())
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{
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m_NextSpawn = reader.ReadDeltaTime();
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if (Spawning)
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{
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m_SpawnTimer?.Stop();
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TimeSpan delay = m_NextSpawn - DateTime.UtcNow;
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m_SpawnTimer = Timer.DelayCall(delay > TimeSpan.Zero ? delay : TimeSpan.Zero, TimerCallback);
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}
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}
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CheckTimer();
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}
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public static void Remove(IGenericReader reader, int version)
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{
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int count = reader.ReadInt();
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for (int i = 0; i < count; i++)
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{
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IEntity entity = World.FindEntity(reader.ReadUInt());
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if (entity != null)
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{
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m_RemoveList ??= new List<IEntity>();
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m_RemoveList.Add(entity);
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}
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}
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reader.ReadBool(); // m_Running
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if (reader.ReadBool())
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reader.ReadDeltaTime(); // m_NextSpawn
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}
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public static void Initialize()
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{
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if (m_RemoveList != null)
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{
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foreach (IEntity ent in m_RemoveList) ent.Delete();
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m_RemoveList = null;
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}
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SpawnPersistence.EnsureExistence();
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CommandSystem.Register("RespawnAllRegions", AccessLevel.Administrator, RespawnAllRegions_OnCommand);
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CommandSystem.Register("RespawnRegion", AccessLevel.GameMaster, RespawnRegion_OnCommand);
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CommandSystem.Register("DelAllRegionSpawns", AccessLevel.Administrator, DelAllRegionSpawns_OnCommand);
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CommandSystem.Register("DelRegionSpawns", AccessLevel.GameMaster, DelRegionSpawns_OnCommand);
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CommandSystem.Register("StartAllRegionSpawns", AccessLevel.Administrator, StartAllRegionSpawns_OnCommand);
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CommandSystem.Register("StartRegionSpawns", AccessLevel.GameMaster, StartRegionSpawns_OnCommand);
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CommandSystem.Register("StopAllRegionSpawns", AccessLevel.Administrator, StopAllRegionSpawns_OnCommand);
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CommandSystem.Register("StopRegionSpawns", AccessLevel.GameMaster, StopRegionSpawns_OnCommand);
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}
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private static BaseRegion GetCommandData(CommandEventArgs args)
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{
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Mobile from = args.Mobile;
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Region reg;
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if (args.Length == 0)
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{
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reg = from.Region;
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}
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else
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{
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string name = args.GetString(0);
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if (!from.Map.Regions.TryGetValue(name, out reg))
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{
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from.SendMessage("Could not find region '{0}'.", name);
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return null;
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}
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}
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if (reg is BaseRegion br && br.Spawns != null)
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return br;
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from.SendMessage("There are no spawners in region '{0}'.", reg);
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return null;
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}
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[Usage("RespawnAllRegions")]
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[Description("Respawns all regions and sets the spawners as running.")]
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private static void RespawnAllRegions_OnCommand(CommandEventArgs args)
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{
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foreach (SpawnEntry entry in Table.Values)
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entry.Respawn();
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args.Mobile.SendMessage("All regions have respawned.");
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}
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[Usage("RespawnRegion [<region name>]")]
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[Description("Respawns the region in which you are (or that you provided) and sets the spawners as running.")]
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private static void RespawnRegion_OnCommand(CommandEventArgs args)
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{
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BaseRegion region = GetCommandData(args);
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if (region == null)
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return;
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for (int i = 0; i < region.Spawns.Length; i++)
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region.Spawns[i].Respawn();
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args.Mobile.SendMessage("Region '{0}' has respawned.", region);
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}
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[Usage("DelAllRegionSpawns")]
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[Description("Deletes all spawned objects of every regions and sets the spawners as not running.")]
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private static void DelAllRegionSpawns_OnCommand(CommandEventArgs args)
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{
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foreach (SpawnEntry entry in Table.Values)
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entry.DeleteSpawnedObjects();
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args.Mobile.SendMessage("All region spawned objects have been deleted.");
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}
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[Usage("DelRegionSpawns [<region name>]")]
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[Description(
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"Deletes all spawned objects of the region in which you are (or that you provided) and sets the spawners as not running.")]
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private static void DelRegionSpawns_OnCommand(CommandEventArgs args)
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{
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BaseRegion region = GetCommandData(args);
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if (region == null)
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return;
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for (int i = 0; i < region.Spawns.Length; i++)
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region.Spawns[i].DeleteSpawnedObjects();
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args.Mobile.SendMessage("Spawned objects of region '{0}' have been deleted.", region);
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}
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[Usage("StartAllRegionSpawns")]
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[Description("Sets the region spawners of all regions as running.")]
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private static void StartAllRegionSpawns_OnCommand(CommandEventArgs args)
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{
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foreach (SpawnEntry entry in Table.Values)
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entry.Start();
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args.Mobile.SendMessage("All region spawners have started.");
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}
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[Usage("StartRegionSpawns [<region name>]")]
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[Description("Sets the region spawners of the region in which you are (or that you provided) as running.")]
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private static void StartRegionSpawns_OnCommand(CommandEventArgs args)
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{
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BaseRegion region = GetCommandData(args);
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if (region == null)
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return;
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for (int i = 0; i < region.Spawns.Length; i++)
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region.Spawns[i].Start();
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args.Mobile.SendMessage("Spawners of region '{0}' have started.", region);
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}
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[Usage("StopAllRegionSpawns")]
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[Description("Sets the region spawners of all regions as not running.")]
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private static void StopAllRegionSpawns_OnCommand(CommandEventArgs args)
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{
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foreach (SpawnEntry entry in Table.Values)
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entry.Stop();
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args.Mobile.SendMessage("All region spawners have stopped.");
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}
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[Usage("StopRegionSpawns [<region name>]")]
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[Description("Sets the region spawners of the region in which you are (or that you provided) as not running.")]
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private static void StopRegionSpawns_OnCommand(CommandEventArgs args)
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{
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BaseRegion region = GetCommandData(args);
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if (region == null)
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return;
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for (int i = 0; i < region.Spawns.Length; i++)
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region.Spawns[i].Stop();
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args.Mobile.SendMessage("Spawners of region '{0}' have stopped.", region);
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}
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}
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}
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