Quarrel Shooter's skills, except Pavise

src/ZoneServer/Buffs/Handlers/Archers/QuarrelShooter/Archer_Kneelingshot.cs

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+using Melia.Shared.Game.Const;
+using Melia.Zone.Buffs.Base;
+using Melia.Zone.Network;
+using Melia.Zone.Skills;
+using Melia.Zone.Skills.Combat;
+using Melia.Zone.World.Actors;
+using Melia.Zone.World.Actors.Characters;
+using Melia.Zone.World.Actors.Components;
+
+namespace Melia.Zone.Buffs.Handlers.Archers.QuarrelShooter
+{
+	/// <summary>
+	/// Buff handler for Archer Kneelingshot Buff, which grants
+	/// extra damage, range, attack speed, and possibly
+	/// crit rate, but prevents movement.  
+	/// </summary>
+	/// <remarks>
+	/// NumArg1: Skill Level
+	/// NumArg2: Crit bonus
+	/// </remarks>
+	[BuffHandler(BuffId.Archer_Kneelingshot)]
+	public class Archer_Kneelingshot : BuffHandler, IBuffCombatAttackBeforeCalcHandler
+	{
+		private const float PAtkBuffRate = 0.15f;
+		private const float RangeBonus = 35f;
+		private const float AspdBonus = 250f;
+
+		/// <summary>
+		/// Starts buff, increasing stats and disallowing movement.
+		/// </summary>
+		/// <param name="buff"></param>
+		public override void OnActivate(Buff buff, ActivationType activationType)
+		{
+			var target = buff.Target;
+			buff.Target.AddState(StateType.Held);
+
+			var bonusPatk = target.Properties.GetFloat(PropertyName.PATK) * PAtkBuffRate;
+
+			AddPropertyModifier(buff, buff.Target, PropertyName.PATK_BM, bonusPatk);
+			AddPropertyModifier(buff, buff.Target, PropertyName.SkillRange_BM, RangeBonus);
+			AddPropertyModifier(buff, buff.Target, PropertyName.ASPD_BM, AspdBonus);
+		}
+
+		/// <summary>
+		/// Ends the buff, resetting stats and allowing movement.
+		/// </summary>
+		/// <param name="buff"></param>
+		public override void OnEnd(Buff buff)
+		{
+			buff.Target.RemoveState(StateType.Held);
+
+			RemovePropertyModifier(buff, buff.Target, PropertyName.PATK_BM);
+			RemovePropertyModifier(buff, buff.Target, PropertyName.SkillRange_BM);
+			RemovePropertyModifier(buff, buff.Target, PropertyName.ASPD_BM);
+		}
+
+		/// <summary>
+		/// Applies the debuff's effect during the combat calculations.
+		/// </summary>
+		/// <param name="buff"></param>
+		/// <param name="attacker"></param>
+		/// <param name="target"></param>
+		/// <param name="skill"></param>
+		/// <param name="modifier"></param>
+		/// <param name="skillHitResult"></param>
+		public void OnAttackBeforeCalc(Buff buff, ICombatEntity attacker, ICombatEntity target, Skill skill, SkillModifier modifier, SkillHitResult skillHitResult)
+		{
+			if (buff.NumArg2 > 0)
+				modifier.BonusCritChance += buff.NumArg2;
+		}
+	}
+}

src/ZoneServer/Buffs/Handlers/Archers/QuarrelShooter/BlockAndShoot_Buff.cs

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+using Melia.Shared.Game.Const;
+using Melia.Zone.Buffs.Base;
+using Melia.Zone.Network;
+using Melia.Zone.Skills;
+using Melia.Zone.Skills.Combat;
+using Melia.Zone.World.Actors;
+
+namespace Melia.Zone.Buffs.Handlers.Archers.QuarrelShooter
+{
+	/// <summary>
+	/// Buff handler for Block and Shoot Buff, which grants
+	/// extra block.
+	/// The covered shot version decreases damage dealt and
+	/// taken by 50%, and cuts accuracy by 70%
+	/// </summary>
+	/// <remarks>
+	/// NumArg1: Skill Level
+	/// NumArg2: 1 if Covered Shot is active
+	/// </remarks>
+	[BuffHandler(BuffId.BlockAndShoot_Buff)]
+	public class BlockAndShoot_Buff : BuffHandler, IBuffCombatAttackBeforeCalcHandler, IBuffCombatDefenseBeforeCalcHandler
+	{
+		private const float BlkBuffRate = 0.5f;
+		private const float HRDebuffRate = 0.7f;
+
+		/// <summary>
+		/// Starts buff, increasing Block
+		/// </summary>
+		/// <param name="buff"></param>
+		public override void OnActivate(Buff buff, ActivationType activationType)
+		{
+			var target = buff.Target;
+
+			var bonusBlk = target.Properties.GetFloat(PropertyName.BLK) * BlkBuffRate;
+
+			AddPropertyModifier(buff, buff.Target, PropertyName.BLK_BM, bonusBlk);
+
+			if (buff.NumArg2 > 0)
+			{
+				var reduceHR = target.Properties.GetFloat(PropertyName.HR) * HRDebuffRate;
+
+				AddPropertyModifier(buff, buff.Target, PropertyName.HR_BM, -reduceHR);
+			}
+		}
+
+		/// <summary>
+		/// Ends the buff, resetting Block.
+		/// </summary>
+		/// <param name="buff"></param>
+		public override void OnEnd(Buff buff)
+		{
+			RemovePropertyModifier(buff, buff.Target, PropertyName.BLK_BM);
+			if (buff.NumArg2 > 0)
+				RemovePropertyModifier(buff, buff.Target, PropertyName.HR_BM);
+		}
+
+
+		/// <summary>
+		/// Applies the debuff's effect during the combat calculations.
+		/// </summary>
+		/// <param name="buff"></param>
+		/// <param name="attacker"></param>
+		/// <param name="target"></param>
+		/// <param name="skill"></param>
+		/// <param name="modifier"></param>
+		/// <param name="skillHitResult"></param>
+		public void OnAttackBeforeCalc(Buff buff, ICombatEntity attacker, ICombatEntity target, Skill skill, SkillModifier modifier, SkillHitResult skillHitResult)
+		{
+			if (buff.NumArg2 > 0)
+				modifier.DamageMultiplier -= 0.5f;
+		}
+
+
+		/// <summary>
+		/// Applies the debuff's effect during the combat calculations.
+		/// </summary>
+		/// <param name="buff"></param>
+		/// <param name="attacker"></param>
+		/// <param name="target"></param>
+		/// <param name="skill"></param>
+		/// <param name="modifier"></param>
+		/// <param name="skillHitResult"></param>
+		public void OnDefenseBeforeCalc(Buff buff, ICombatEntity attacker, ICombatEntity target, Skill skill, SkillModifier modifier, SkillHitResult skillHitResult)
+		{
+			if (buff.NumArg2 > 0)
+				modifier.DamageMultiplier -= 0.5f;
+		}
+	}
+}

src/ZoneServer/Buffs/Handlers/Archers/QuarrelShooter/RapidFire_Block_Buff.cs

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+using Melia.Shared.Game.Const;
+using Melia.Zone.Buffs.Base;
+using Melia.Zone.Network;
+using Melia.Zone.Skills.Combat;
+using Melia.Zone.World.Actors;
+
+namespace Melia.Zone.Buffs.Handlers.Archers.QuarrelShooter
+{
+	/// <summary>
+	/// Buff handler for Rapidfire Block Buff, which grants
+	/// extra block.
+	/// </summary>
+	[BuffHandler(BuffId.RapidFire_Block_Buff)]
+	public class RapidFire_Block_Buff : BuffHandler
+	{
+		private const float BlkBuffRate = 0.2f;
+
+		/// <summary>
+		/// Starts buff, increasing Block
+		/// </summary>
+		/// <param name="buff"></param>
+		public override void OnActivate(Buff buff, ActivationType activationType)
+		{
+			var target = buff.Target;
+
+			var bonusBlk = target.Properties.GetFloat(PropertyName.BLK) * BlkBuffRate;
+
+			AddPropertyModifier(buff, buff.Target, PropertyName.BLK_BM, bonusBlk);
+		}
+
+		/// <summary>
+		/// Ends the buff, resetting Block.
+		/// </summary>
+		/// <param name="buff"></param>
+		public override void OnEnd(Buff buff)
+		{
+			RemovePropertyModifier(buff, buff.Target, PropertyName.BLK_BM);
+		}
+	}
+}

src/ZoneServer/Buffs/Handlers/Archers/QuarrelShooter/RapidFire_Debuff.cs

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+using Melia.Shared.Game.Const;
+using Melia.Zone.Buffs.Base;
+
+namespace Melia.Zone.Buffs.Handlers.Archers.Ranger
+{
+	/// <summary>
+	/// Handle for the Rapidfire Debuff, which flatly reduces
+	/// Crit Dodge by 150
+	/// </summary>
+	/// <remarks>
+	/// NumArg1: Skill Level
+	/// NumArg2: None
+	/// </remarks>
+	[BuffHandler(BuffId.RapidFire_Debuff)]
+	public class RapidFire_Debuff : BuffHandler
+	{
+		private const float CRTDRPenalty = -150f;
+
+		public override void OnActivate(Buff buff, ActivationType activationType)
+		{
+			AddPropertyModifier(buff, buff.Target, PropertyName.CRTDR_BM, CRTDRPenalty);
+		}
+
+		public override void OnEnd(Buff buff)
+		{
+			RemovePropertyModifier(buff, buff.Target, PropertyName.CRTDR_BM);
+		}
+	}
+}

src/ZoneServer/Buffs/Handlers/Archers/QuarrelShooter/RunningShot_Buff.cs

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+using Melia.Shared.Game.Const;
+using Melia.Zone.Buffs.Base;
+using Melia.Zone.Network;
+using Melia.Zone.Skills;
+using Melia.Zone.Skills.Combat;
+using Melia.Zone.World.Actors;
+
+namespace Melia.Zone.Buffs.Handlers.Archers.QuarrelShooter
+{
+	/// <summary>
+	/// Handle for the Running Shot buff, which adds bonus factor
+	/// and an extra hit to crossbow normal attacks, as well as
+	/// increasing attack speed by 10%
+	/// It also debuffs your movespeed if you use it on a PVP map
+	/// </summary>
+	/// <remarks>
+	/// NumArg1: Skill Level
+	/// NumArg2: Skill Factor
+	/// </remarks>
+	[BuffHandler(BuffId.RunningShot_Buff)]
+	public class RunningShot_Buff : BuffHandler, IBuffCombatAttackBeforeCalcHandler
+	{
+		private const float AspdRateBonus = 0.1f;
+		private const float MspdDebuff = 2f;
+
+		/// <summary>
+		/// Starts buff, modifying the movement speed.
+		/// </summary>
+		/// <param name="buff"></param>
+		public override void OnActivate(Buff buff, ActivationType activationType)
+		{
+			var target = buff.Target;
+
+			var aspdBonus = target.Properties.GetFloat(PropertyName.ASPD) * AspdRateBonus;
+			AddPropertyModifier(buff, target, PropertyName.ASPD_BM, aspdBonus);
+
+			// TODO: Should only apply the debuff on PVP maps
+			// if (caster.Map.IsPvp)
+
+			AddPropertyModifier(buff, target, PropertyName.MSPD_BM, -MspdDebuff);
+			Send.ZC_MSPD(target);
+		}
+
+		/// <summary>
+		/// Ends the buff, resetting the movement speed.
+		/// </summary>
+		/// <param name="buff"></param>
+		public override void OnEnd(Buff buff)
+		{
+			RemovePropertyModifier(buff, buff.Target, PropertyName.ASPD_BM);
+			RemovePropertyModifier(buff, buff.Target, PropertyName.MSPD_BM);
+			Send.ZC_MSPD(buff.Target);
+		}
+
+
+		/// <summary>
+		/// Applies the buff's effect during the combat calculations.
+		/// </summary>
+		/// <param name="buff"></param>
+		/// <param name="attacker"></param>
+		/// <param name="target"></param>
+		/// <param name="skill"></param>
+		/// <param name="modifier"></param>
+		/// <param name="skillHitResult"></param>
+		public void OnAttackBeforeCalc(Buff buff, ICombatEntity attacker, ICombatEntity target, Skill skill, SkillModifier modifier, SkillHitResult skillHitResult)
+		{
+			// only applies to crossbow normal attack
+			if (skill.Id != SkillId.CrossBow_Attack)
+				return;
+
+			// Add extra Factor and +1 hit count
+			modifier.BonusFactor += buff.NumArg2;
+			modifier.HitCount++;
+		}
+	}
+}

src/ZoneServer/Buffs/Handlers/Archers/QuarrelShooter/ScatterCaltrop_Debuff.cs

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+using Melia.Shared.Game.Const;
+using Melia.Zone.Buffs.Base;
+using Melia.Zone.Network;
+
+namespace Melia.Zone.Buffs.Handlers.Archers.QuarrelShooter
+{
+	/// <summary>
+	/// Handler for ScatterCaltrop_Debuff, which flatly reduces movement speed
+	/// </summary>
+	[BuffHandler(BuffId.ScatterCaltrop_Debuff)]
+	public class ScatterCaltrop_Debuff : BuffHandler
+	{
+		private const float MspdDebuff = 10f;
+
+		/// <summary>
+		/// Starts buff, modifying the movement speed.
+		/// </summary>
+		/// <param name="buff"></param>
+		public override void OnActivate(Buff buff, ActivationType activationType)
+		{
+			var target = buff.Target;
+			var caster = buff.Caster;
+
+			AddPropertyModifier(buff, target, PropertyName.MSPD_BM, -MspdDebuff);
+			Send.ZC_MSPD(target);
+		}
+
+		/// <summary>
+		/// Ends the buff, resetting the movement speed.
+		/// </summary>
+		/// <param name="buff"></param>
+		public override void OnEnd(Buff buff)
+		{
+			RemovePropertyModifier(buff, buff.Target, PropertyName.MSPD_BM);
+			Send.ZC_MSPD(buff.Target);
+		}
+	}
+}

src/ZoneServer/Buffs/Handlers/Archers/QuarrelShooter/ScatterCaltrop_Hole_Debuff.cs

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+using Melia.Shared.Game.Const;
+using Melia.Zone.Buffs.Base;
+using Melia.Zone.World.Actors;
+using Melia.Zone.World.Actors.Components;
+
+namespace Melia.Zone.Buffs.Handlers.Archers.QuarrelShooter
+{
+	/// <summary>
+	/// Handle for the ScatterCaltrop Hole Debuff, which prevents movement
+	/// </summary>
+	[BuffHandler(BuffId.ScatterCaltrop_Hole_Debuff)]
+	public class ScatterCaltrop_Hole_Debuff : BuffHandler
+	{
+		public override void OnExtend(Buff buff)
+		{
+			buff.Target.AddState(StateType.Held, buff.Duration);
+		}
+	}
+}