using ProjectM.Simulation;
using Unity.Entities;
using UnityEngine;

namespace ProjectM.Authoring
{
    /// <summary>
    /// Authoring for a decoy-wisp ghost (the LANTERN Aoe/spawn Spark). Bakes an inert <see cref="DecoyTag"/>
    /// (lifetime stamped at spawn) plus the damageable set (Health + DamageEvent buffer) so Husks path to and
    /// "kill" it — drawing aggro off the players (EnemyAISystem targets DecoyTag entities). NO HitRadius: the
    /// decoy is NOT a projectile target, so the caster's own shots pass through it. <c>DecoySystem</c> despawns
    /// it on Health &lt;= 0 or lifetime elapse. Ghost setup (interpolated, ownerless) is inherited by duplicating
    /// an existing ownerless interpolated ghost, so position replicates via the stock LocalTransform variant.
    /// </summary>
    public class DecoyAuthoring : MonoBehaviour
    {
        [Min(1f), Tooltip("Decoy hit points — how much aggro/melee it soaks before popping.")]
        public float MaxHealth = 60f;

        private class DecoyBaker : Baker<DecoyAuthoring>
        {
            public override void Bake(DecoyAuthoring authoring)
            {
                var entity = GetEntity(authoring, TransformUsageFlags.Dynamic);
                AddComponent<DecoyTag>(entity); // ExpireTick stamped at spawn by AbilityFireSystem
                AddComponent(entity, new Health { Current = authoring.MaxHealth, Max = authoring.MaxHealth });
                AddBuffer<DamageEvent>(entity);
            }
        }
    }
}