Initial import

Assets/Scripts/Components/Aspects.cs

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+using Unity.Entities;
+using Unity.Transforms;
+
+namespace EE2Clone.Components
+{
+    public readonly partial struct UnitAspect : IAspect
+    {
+        public readonly Entity Entity;
+
+        public readonly RefRW<LocalTransform> Transform;
+        public readonly RefRO<Health> Health;
+        public readonly RefRO<OwnerPlayer> Owner;
+        public readonly RefRO<MovementSpeed> Speed;
+        public readonly RefRW<MoveTarget> MoveTarget;
+        public readonly RefRO<AttackData> Attack;
+        public readonly RefRO<ArmorData> Armor;
+        public readonly RefRO<UnitClassComponent> UnitClass;
+        public readonly RefRW<UnitStateComponent> State;
+        public readonly RefRO<LineOfSight> LineOfSight;
+    }
+
+    public readonly partial struct BuildingAspect : IAspect
+    {
+        public readonly Entity Entity;
+
+        public readonly RefRO<LocalTransform> Transform;
+        public readonly RefRW<Health> Health;
+        public readonly RefRO<OwnerPlayer> Owner;
+        public readonly RefRO<BuildingTypeComponent> BuildingType;
+        public readonly RefRO<LineOfSight> LineOfSight;
+    }
+
+    public readonly partial struct GathererAspect : IAspect
+    {
+        public readonly Entity Entity;
+
+        public readonly RefRW<LocalTransform> Transform;
+        public readonly RefRO<OwnerPlayer> Owner;
+        public readonly RefRO<MovementSpeed> Speed;
+        public readonly RefRW<MoveTarget> MoveTarget;
+        public readonly RefRW<CitizenStateComponent> CitizenState;
+        public readonly RefRW<CarriedResource> CarriedResource;
+        public readonly RefRW<GatherTarget> GatherTarget;
+    }
+}

Assets/Scripts/Components/Aspects.cs.meta

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+fileFormatVersion: 2
+guid: 1d3da0d6cb90d294287efd6c1fa55c9f

Assets/Scripts/Components/BufferComponents.cs

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+using Unity.Entities;
+using Unity.NetCode;
+using EE2Clone.Core;
+
+namespace EE2Clone.Components
+{
+    [GhostComponent]
+    [InternalBufferCapacity(4)]
+    public struct CounterBonusElement : IBufferElementData
+    {
+        [GhostField] public UnitClass TargetClass;
+        [GhostField] public float Multiplier;
+    }
+
+    [GhostComponent]
+    [InternalBufferCapacity(5)]
+    public struct ProductionQueueElement : IBufferElementData
+    {
+        [GhostField] public int UnitDataId;
+        [GhostField] public float TimeRemaining;
+        [GhostField] public float TotalTime;
+    }
+
+    [GhostComponent]
+    [InternalBufferCapacity(2)]
+    public struct ResearchQueueElement : IBufferElementData
+    {
+        [GhostField] public int TechId;
+        [GhostField] public float TimeRemaining;
+        [GhostField] public float TotalTime;
+    }
+
+    [GhostComponent]
+    [InternalBufferCapacity(32)]
+    public struct PlayerTechBufferElement : IBufferElementData
+    {
+        [GhostField] public int TechId;
+    }
+}

Assets/Scripts/Components/BufferComponents.cs.meta

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+fileFormatVersion: 2
+guid: d3fc0cacffc268b4f966956f308fbc31

Assets/Scripts/Components/GameplayComponents.cs

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+using Unity.Entities;
+using Unity.Mathematics;
+using Unity.NetCode;
+using EE2Clone.Core;
+
+namespace EE2Clone.Components
+{
+    [GhostComponent]
+    public struct Health : IComponentData
+    {
+        [GhostField] public float Current;
+        [GhostField] public float Max;
+    }
+
+    [GhostComponent]
+    public struct OwnerPlayer : IComponentData
+    {
+        [GhostField] public int PlayerId;
+    }
+
+    [GhostComponent]
+    public struct MovementSpeed : IComponentData
+    {
+        [GhostField] public float Value;
+    }
+
+    [GhostComponent]
+    public struct MoveTarget : IComponentData
+    {
+        [GhostField] public float3 Position;
+        [GhostField] public bool IsActive;
+    }
+
+    [GhostComponent]
+    public struct AttackData : IComponentData
+    {
+        [GhostField] public float Damage;
+        [GhostField] public float Range;
+        [GhostField] public float AttackCooldown;
+        public float CooldownRemaining;
+    }
+
+    [GhostComponent]
+    public struct ArmorData : IComponentData
+    {
+        [GhostField] public float Value;
+    }
+
+    [GhostComponent]
+    public struct UnitClassComponent : IComponentData
+    {
+        [GhostField] public UnitClass Value;
+    }
+
+    [GhostComponent]
+    public struct UnitStateComponent : IComponentData
+    {
+        [GhostField] public UnitState Value;
+    }
+
+    [GhostComponent]
+    public struct ResourceNode : IComponentData
+    {
+        [GhostField] public ResourceType Type;
+        [GhostField] public int RemainingAmount;
+    }
+
+    [GhostComponent]
+    public struct CarriedResource : IComponentData
+    {
+        [GhostField] public ResourceType Type;
+        [GhostField] public int Amount;
+        [GhostField] public int MaxCarryCapacity;
+    }
+
+    [GhostComponent]
+    public struct GatherTarget : IComponentData
+    {
+        [GhostField] public Entity Target;
+    }
+
+    [GhostComponent]
+    public struct BuildTarget : IComponentData
+    {
+        [GhostField] public Entity Target;
+    }
+
+    [GhostComponent]
+    public struct ConstructionProgress : IComponentData
+    {
+        [GhostField] public float Progress; // 0.0 to 1.0
+        [GhostField] public float BuildTime; // Total time required
+    }
+
+    [GhostComponent]
+    public struct ProductionTimer : IComponentData
+    {
+        [GhostField] public float TimeRemaining;
+        [GhostField] public float TotalTime;
+    }
+
+    [GhostComponent]
+    public struct RallyPoint : IComponentData
+    {
+        [GhostField] public float3 Position;
+    }
+
+    [GhostComponent]
+    public struct TerritorySource : IComponentData
+    {
+        [GhostField] public float Radius;
+    }
+
+    [GhostComponent]
+    public struct LineOfSight : IComponentData
+    {
+        [GhostField] public float Range;
+    }
+
+    [GhostComponent]
+    public struct EpochLevel : IComponentData
+    {
+        [GhostField] public Epoch Value;
+    }
+
+    [GhostComponent]
+    public struct CitizenStateComponent : IComponentData
+    {
+        [GhostField] public CitizenState Value;
+    }
+
+    [GhostComponent]
+    public struct DropoffBuilding : IComponentData
+    {
+        [GhostField] public ResourceType AcceptedType;
+    }
+
+    [GhostComponent]
+    public struct CombatTarget : IComponentData
+    {
+        [GhostField] public Entity Target;
+    }
+
+    [GhostComponent]
+    public struct BuildingTypeComponent : IComponentData
+    {
+        [GhostField] public BuildingType Value;
+    }
+
+    [GhostComponent]
+    public struct ProvidesPopulation : IComponentData
+    {
+        [GhostField] public int Amount;
+    }
+
+    public struct ProjectileData : IComponentData
+    {
+        [GhostField] public Entity Target;
+        [GhostField] public float Damage;
+        [GhostField] public float Speed;
+        [GhostField] public int OwnerPlayerId;
+    }
+
+    public struct DeathTimer : IComponentData
+    {
+        public float TimeRemaining;
+    }
+}

Assets/Scripts/Components/GameplayComponents.cs.meta

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+fileFormatVersion: 2
+guid: 43034d84c3a5fa249b16c70c205c781d

Assets/Scripts/Components/PlayerComponents.cs

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+using Unity.Entities;
+using Unity.NetCode;
+using EE2Clone.Core;
+
+namespace EE2Clone.Components
+{
+    [GhostComponent(PrefabType = GhostPrefabType.All)]
+    public struct PlayerStateComponent : IComponentData
+    {
+        [GhostField] public int PlayerId;
+        [GhostField] public Epoch CurrentEpoch;
+        [GhostField] public int PopulationCurrent;
+        [GhostField] public int PopulationMax;
+        [GhostField] public int CivilizationId;
+        [GhostField] public bool IsAlive;
+    }
+
+    [GhostComponent(PrefabType = GhostPrefabType.All)]
+    public struct PlayerResourcesComponent : IComponentData
+    {
+        [GhostField] public int Food;
+        [GhostField] public int Wood;
+        [GhostField] public int Stone;
+        [GhostField] public int Gold;
+        [GhostField] public int Tin;
+
+        public int GetResource(ResourceType type)
+        {
+            return type switch
+            {
+                ResourceType.Food => Food,
+                ResourceType.Wood => Wood,
+                ResourceType.Stone => Stone,
+                ResourceType.Gold => Gold,
+                ResourceType.Tin => Tin,
+                _ => 0
+            };
+        }
+
+        public void AddResource(ResourceType type, int amount)
+        {
+            switch (type)
+            {
+                case ResourceType.Food: Food += amount; break;
+                case ResourceType.Wood: Wood += amount; break;
+                case ResourceType.Stone: Stone += amount; break;
+                case ResourceType.Gold: Gold += amount; break;
+                case ResourceType.Tin: Tin += amount; break;
+            }
+        }
+
+        public bool TrySpend(ResourceType type, int amount)
+        {
+            if (GetResource(type) < amount)
+                return false;
+
+            AddResource(type, -amount);
+            return true;
+        }
+    }
+}

Assets/Scripts/Components/PlayerComponents.cs.meta

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+fileFormatVersion: 2
+guid: f66e6e599792edc4594f96c856bd7ccd

Assets/Scripts/Components/Tags.cs

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+using Unity.Entities;
+
+namespace EE2Clone.Components
+{
+    public struct UnitTag : IComponentData { }
+    public struct BuildingTag : IComponentData { }
+    public struct CitizenTag : IComponentData { }
+    public struct ProjectileTag : IComponentData { }
+    public struct ResourceNodeTag : IComponentData { }
+    public struct SelectedTag : IComponentData { }
+    public struct DestroyEntityTag : IComponentData { }
+
+    /// <summary>
+    /// Marks an entity as under construction (not yet functional).
+    /// </summary>
+    public struct UnderConstructionTag : IComponentData { }
+
+    /// <summary>
+    /// Tag for entities that have just spawned and need initialization.
+    /// </summary>
+    public struct NewlySpawnedTag : IComponentData { }
+}

Assets/Scripts/Components/Tags.cs.meta

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+fileFormatVersion: 2
+guid: 38e1791fd078c6a4c923d7fdb0d81da1