/// <summary>
/// Removes a status effect from a creature.
/// </summary>
/// <param name="creature">The creature to remove the status effect from.</param>
/// <param name="statusEffectType">The type of status effect to remove.</param>
public static void Remove(uint creature, StatusEffectType statusEffectType)
{
if (!HasStatusEffect(creature, statusEffectType, true))
{
return;
}
_creaturesWithStatusEffects[creature].Remove(statusEffectType);
var statusEffectDetail = _statusEffects[statusEffectType];
statusEffectDetail.RemoveAction?.Invoke(creature);
if (statusEffectDetail.EffectIconId > 0)
{
Object.RemoveIconEffect(creature, statusEffectDetail.EffectIconId);
}
Messaging.SendMessageNearbyToPlayers(creature, $"{GetName(creature)}'s {statusEffectDetail.Name} effect has worn off.");
}
/// <summary>
/// Gives a status effect to a creature.
/// If creature already has the status effect, and their timer is shorter than length,
/// it will be extended to the length specified.
/// </summary>
/// <param name="source">The source of the status effect.</param>
/// <param name="creature">The creature receiving the status effect.</param>
/// <param name="statusEffectType">The type of status effect to give.</param>
/// <param name="length">The amount of time the status effect should last.</param>
public static void Apply(uint source, uint creature, StatusEffectType statusEffectType, float length)
{
if (!_creaturesWithStatusEffects.ContainsKey(creature))
{
_creaturesWithStatusEffects[creature] = new Dictionary <StatusEffectType, StatusEffectGroup>();
}
if (!_creaturesWithStatusEffects[creature].ContainsKey(statusEffectType))
{
_creaturesWithStatusEffects[creature][statusEffectType] = new StatusEffectGroup();
}
var expiration = DateTime.UtcNow.AddSeconds(length);
// If the existing status effect will expire later than this, exit early.
if (_creaturesWithStatusEffects[creature].ContainsKey(statusEffectType))
{
if (_creaturesWithStatusEffects[creature][statusEffectType].Expiration > expiration)
{
return;
}
}
// Set the group details.
_creaturesWithStatusEffects[creature][statusEffectType].Source = source;
_creaturesWithStatusEffects[creature][statusEffectType].Expiration = expiration;
// Run the Grant Action, if applicable.
var statusEffectDetail = _statusEffects[statusEffectType];
statusEffectDetail.GrantAction?.Invoke(creature, length);
// Add the status effect icon if there is one.
if (statusEffectDetail.EffectIconId > 0)
{
Object.AddIconEffect(creature, statusEffectDetail.EffectIconId);
}
Messaging.SendMessageNearbyToPlayers(creature, $"{GetName(creature)} receives the effect of {statusEffectDetail.Name}.");
}