Implement damage reflection skill

src/Persistence/Initialization/Skills/ReflectionEffectInitializer.cs

@@ -0,0 +1,60 @@
+// <copyright file="ReflectionEffectInitializer.cs" company="MUnique">
+// Licensed under the MIT License. See LICENSE file in the project root for full license information.
+// </copyright>
+
+namespace MUnique.OpenMU.Persistence.Initialization.Skills;
+
+using MUnique.OpenMU.AttributeSystem;
+using MUnique.OpenMU.DataModel.Attributes;
+using MUnique.OpenMU.DataModel.Configuration;
+using MUnique.OpenMU.GameLogic.Attributes;
+
+/// <summary>
+/// Initializer for the reflection buff effect.
+/// </summary>
+public class ReflectionEffectInitializer : InitializerBase
+{
+    /// <summary>
+    /// Initializes a new instance of the <see cref="ReflectionEffectInitializer"/> class.
+    /// </summary>
+    /// <param name="context">The context.</param>
+    /// <param name="gameConfiguration">The game configuration.</param>
+    public ReflectionEffectInitializer(IContext context, GameConfiguration gameConfiguration)
+        : base(context, gameConfiguration)
+    {
+    }
+
+    /// <inheritdoc/>
+    public override void Initialize()
+    {
+        var magicEffect = this.Context.CreateNew<MagicEffectDefinition>();
+        this.GameConfiguration.MagicEffects.Add(magicEffect);
+        magicEffect.Number = (byte)MagicEffectNumber.Reflection;
+        magicEffect.Name = "Reflection";
+        magicEffect.InformObservers = true;
+        magicEffect.SendDuration = false;
+        magicEffect.StopByDeath = true;
+        var powerUpDefinition = this.Context.CreateNew<PowerUpDefinition>();
+        magicEffect.PowerUpDefinitions.Add(powerUpDefinition);
+        powerUpDefinition.TargetAttribute = Stats.DamageReflection.GetPersistent(this.GameConfiguration);
+        magicEffect.Duration = this.Context.CreateNew<PowerUpDefinitionValue>();
+        magicEffect.Duration.ConstantValue.Value = 60;
+        var durationPerEnergy = this.Context.CreateNew<AttributeRelationship>();
+        durationPerEnergy.InputAttribute = Stats.TotalEnergy.GetPersistent(this.GameConfiguration);
+        durationPerEnergy.InputOperator = InputOperator.Multiply;
+        durationPerEnergy.InputOperand = 1f / 5f; // 5 energy adds 1 second duration
+        magicEffect.Duration.RelatedValues.Add(durationPerEnergy);
+
+        // one percent per 42 energy
+        var boostPerEnergy = this.Context.CreateNew<AttributeRelationship>();
+        boostPerEnergy.InputAttribute = Stats.TotalEnergy.GetPersistent(this.GameConfiguration);
+        boostPerEnergy.InputOperator = InputOperator.ExponentiateByAttribute;
+        boostPerEnergy.InputOperand = 1 - (0.01f / 42f);
+
+        // Reflection % = 30 + (Energi / 42)
+        powerUpDefinition.Boost = this.Context.CreateNew<PowerUpDefinitionValue>();
+        powerUpDefinition.Boost.ConstantValue.Value = 0.29f;
+        powerUpDefinition.Boost.ConstantValue.AggregateType = AggregateType.Multiplicate;
+        powerUpDefinition.Boost.RelatedValues.Add(boostPerEnergy);
+    }
+}

src/Persistence/Initialization/VersionSeasonSix/SkillsInitializer.cs

@@ -66,6 +66,7 @@ internal class SkillsInitializer : SkillsInitializerBase
         { SkillNumber.IncreaseHealth, MagicEffectNumber.IncreaseHealth },
         { SkillNumber.IncreaseBlock, MagicEffectNumber.IncreaseBlock },
         { SkillNumber.ExpansionofWizardry, MagicEffectNumber.WizEnhance },
+        { SkillNumber.DamageReflection, MagicEffectNumber.Reflection },
     };
 
     private readonly IDictionary<byte, MasterSkillRoot> _masterSkillRoots;
@@ -173,7 +174,7 @@ public override void Initialize()
         this.CreateSkill(SkillNumber.ShieldBurn, "Shield-Burn", CharacterClasses.All, distance: 3, manaConsumption: 30, elementalModifier: ElementalType.Ice, cooldownMinutes: 5);
         this.CreateSkill(SkillNumber.DrainLife, "Drain Life", CharacterClasses.AllSummoners, DamageType.Curse, 35, 6, manaConsumption: 50, energyRequirement: 150, skillType: SkillType.AreaSkillExplicitTarget);
         this.CreateSkill(SkillNumber.ChainLightning, "Chain Lightning", CharacterClasses.AllSummoners, DamageType.Curse, 70, 6, manaConsumption: 85, energyRequirement: 245, skillType: SkillType.AreaSkillExplicitTarget, skillTarget: SkillTarget.Explicit);
-        this.CreateSkill(SkillNumber.DamageReflection, "Damage Reflection", CharacterClasses.AllSummoners, distance: 5, abilityConsumption: 10, manaConsumption: 40, energyRequirement: 375);
+        this.CreateSkill(SkillNumber.DamageReflection, "Damage Reflection", CharacterClasses.AllSummoners, distance: 5, abilityConsumption: 10, manaConsumption: 40, energyRequirement: 375, skillType: SkillType.Buff, implicitTargetRange: 0, targetRestriction: SkillTargetRestriction.Self);
         this.CreateSkill(SkillNumber.Berserker, "Berserker", CharacterClasses.AllSummoners, DamageType.Curse, distance: 5, abilityConsumption: 50, manaConsumption: 100, energyRequirement: 620);
         this.CreateSkill(SkillNumber.Sleep, "Sleep", CharacterClasses.AllSummoners, distance: 6, abilityConsumption: 3, manaConsumption: 20, energyRequirement: 180);
         this.CreateSkill(SkillNumber.Weakness, "Weakness", CharacterClasses.AllSummoners, distance: 6, abilityConsumption: 15, manaConsumption: 50, energyRequirement: 663);
@@ -572,6 +573,7 @@ private void InitializeEffects()
         new IncreaseHealthEffectInitializer(this.Context, this.GameConfiguration).Initialize();
         new IncreaseBlockEffectInitializer(this.Context, this.GameConfiguration).Initialize();
         new WizardryEnhanceEffectInitializer(this.Context, this.GameConfiguration).Initialize();
+        new ReflectionEffectInitializer(this.Context, this.GameConfiguration).Initialize();
     }
 
     private void MapSkillsToEffects()