/// <summary>
/// Checks if target has Defense skill activated and makes the necessary
/// changes to the actions, stun times, and damage.
/// </summary>
/// <param name="aAction"></param>
/// <param name="tAction"></param>
/// <param name="damage"></param>
/// <returns></returns>
public static bool HandleDefense(AttackerAction aAction, TargetAction tAction, ref float damage)
{
// Defense
if (!tAction.Creature.Skills.IsActive(SkillId.Defense))
{
return(false);
}
// Update actions
tAction.Type = CombatActionType.Defended;
tAction.SkillId = SkillId.Defense;
tAction.Creature.Stun = tAction.Stun = DefenseTargetStun;
aAction.Creature.Stun = aAction.Stun = DefenseAttackerStun;
// Reduce damage
var defenseSkill = tAction.Creature.Skills.Get(SkillId.Defense);
if (defenseSkill != null)
{
damage -= defenseSkill.RankData.Var3;
}
Send.SkillUseStun(tAction.Creature, SkillId.Defense, 1000, 0);
return(true);
}
/// <summary>
/// Checks if target's Mana Shield is active, calculates mana
/// damage, and sets target action's Mana Damage property if applicable.
/// </summary>
/// <param name="target"></param>
/// <param name="damage"></param>
/// <param name="tAction"></param>
public static void HandleManaShield(Creature target, ref float damage, TargetAction tAction)
{
// Mana Shield active?
if (!target.Conditions.Has(ConditionsA.ManaShield))
{
return;
}
// Get Mana Shield skill to get the rank's vars
var manaShield = target.Skills.Get(SkillId.ManaShield);
if (manaShield == null) // Checks for things that should never ever happen, yay.
{
return;
}
// Var 1 = Efficiency
var manaDamage = damage / manaShield.RankData.Var1;
if (target.Mana >= manaDamage)
{
// Damage is 0 if target's mana is enough to cover it
damage = 0;
}
else
{
// Set mana damage to target's mana and reduce the remaining
// damage from life if the mana is not enough.
damage -= (manaDamage - target.Mana) * manaShield.RankData.Var1;
manaDamage = target.Mana;
}
// Reduce mana
target.Mana -= manaDamage;
if (target.Mana <= 0)
{
ChannelServer.Instance.SkillManager.GetHandler <StartStopSkillHandler>(SkillId.ManaShield).Stop(target, manaShield);
}
tAction.ManaDamage = manaDamage;
}
/// <summary>
/// Checks if attacker has Critical Hit and applies crit bonus
/// by chance. Also sets the target action's critical option if a
/// crit happens.
/// </summary>
/// <param name="attacker"></param>
/// <param name="critChance"></param>
/// <param name="damage"></param>
/// <param name="tAction"></param>
public static void HandleCritical(Creature attacker, float critChance, ref float damage, TargetAction tAction)
{
// Check if attacker actually has critical hit
var critSkill = attacker.Skills.Get(SkillId.CriticalHit);
if (critSkill == null)
{
return;
}
// Does the crit happen?
if (RandomProvider.Get().NextDouble() > critChance)
{
return;
}
// Add crit bonus
var bonus = critSkill.RankData.Var1 / 100f;
damage = damage + (damage * bonus);
// Set target option
tAction.Set(TargetOptions.Critical);
}
/// <summary>
/// Calculates and sets splash damage reductions and bonuses against splashTarget.
/// </summary>
/// <param name="splashTarget"></param>
/// <param name="damageSplash"></param>
/// <param name="skill"></param>
/// <param name="critSkill"></param>
/// <param name="aAction"></param>
/// <param name="tAction"></param>
/// <param name="tSplashAction"></param>
public void CalculateSplashDamage(Creature splashTarget, ref float damageSplash, Skill skill, Skill critSkill, AttackerAction aAction, TargetAction tAction, TargetAction tSplashAction, Item weapon = null)
{
//Splash Damage Reduction
if (skill.Info.Id == SkillId.Smash)
damageSplash *= skill.Info.Rank < SkillRank.R1 ? 0.1f : 0.2f;
else
damageSplash *= weapon != null ? weapon.Data.SplashDamage : 0f;
// Critical Hit
if (critSkill != null && tAction.Has(TargetOptions.Critical))
{
// Add crit bonus
var bonus = critSkill.RankData.Var1 / 100f;
damageSplash = damageSplash + (damageSplash * bonus);
// Set splashTarget option
tSplashAction.Set(TargetOptions.Critical);
}
var maxDamageSplash = damageSplash; //Damage without Defense and Protection
// Subtract splashTarget def/prot
SkillHelper.HandleDefenseProtection(splashTarget, ref damageSplash);
// Defense
Channel.Skills.Combat.Defense.Handle(aAction, tSplashAction, ref damageSplash);
// Mana Shield
ManaShield.Handle(splashTarget, ref damageSplash, tSplashAction, maxDamageSplash);
if (damageSplash <= 0f)
damageSplash = 1f;
}
// ------------------------------------------------------------------
/// <summary>
/// Called when creature is hit.
/// </summary>
/// <param name="action"></param>
public virtual void OnHit(TargetAction action)
{
// Aggro attacker if there is not current target,
// or if there is a target but it's not a player, and the attacker is one,
// or if the current target is not aggroed yet.
//if (this.Creature.Target == null || (this.Creature.Target != null && action.Attacker != null && !this.Creature.Target.IsPlayer && action.Attacker.IsPlayer) || _state != AiState.Aggro)
//{
// this.AggroCreature(action.Attacker);
//}
var activeSkillWas = SkillId.None;
if (this.Creature.Skills.ActiveSkill != null)
{
activeSkillWas = this.Creature.Skills.ActiveSkill.Info.Id;
this.SharpMind(this.Creature.Skills.ActiveSkill.Info.Id, SharpMindStatus.Cancelling);
}
lock (_reactions)
{
if (activeSkillWas == SkillId.Defense && _reactions[_state].ContainsKey(AiEvent.DefenseHit))
{
this.SwitchAction(_reactions[_state][AiEvent.DefenseHit]);
}
else if ((action.Has(TargetOptions.KnockDown) || action.Has(TargetOptions.Smash)) && _reactions[_state].ContainsKey(AiEvent.KnockDown))
{
this.SwitchAction(_reactions[_state][AiEvent.KnockDown]);
}
else if (_reactions[_state].ContainsKey(AiEvent.Hit))
{
this.SwitchAction(_reactions[_state][AiEvent.Hit]);
}
}
}
// ------------------------------------------------------------------
/// <summary>
/// Called when creature is hit.
/// </summary>
/// <param name="action"></param>
public virtual void OnHit(TargetAction action)
{
if (this.Creature.Target == null || (this.Creature.Target != null && action.Attacker != null && !this.Creature.Target.IsPlayer && action.Attacker.IsPlayer) || _state != AiState.Aggro)
{
this.AggroCreature(action.Attacker);
}
}
