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

namespace ProjectM.Authoring
{
    /// <summary>
    /// Authoring for the home-base mining field (<see cref="BaseFieldSpawner"/>). Place ONE in the gameplay
    /// subscene. <see cref="NodePrefab"/> = the SAME ResourceNode ghost prefab the expedition uses; the server
    /// system overrides each instance to RegionTag{Base} + ResourceId.Ore and scatters them in the
    /// [<see cref="InnerRadius"/>, <see cref="OuterRadius"/>] annulus around the base plot center. Defaults are
    /// sized to the baked 32x32 plot (square corner reach ~22.6) inside the ~28.7 boundary ring, so nodes form a
    /// reachable perimeter ring that never sits on a build cell.
    /// </summary>
    public class BaseFieldSpawnerAuthoring : MonoBehaviour
    {
        [Tooltip("Resource-node ghost prefab (ResourceNodeAuthoring + GhostAuthoring). Reuse the expedition node prefab.")]
        public GameObject NodePrefab;

        [Tooltip("Live base-node target; the field refills toward this each respawn pass.")]
        [Min(1)] public int TargetCount = 10;

        [Tooltip("Inner scatter radius — clears the build plot corner reach (~22.6) + spawn ring.")]
        [Min(0f)] public float InnerRadius = 23.5f;

        [Tooltip("Outer scatter radius — stays inside the walkable boundary ring (~28.7).")]
        [Min(0f)] public float OuterRadius = 27f;

        [Tooltip("Server ticks (@60) between top-up passes.")]
        [Min(1)] public int RespawnIntervalTicks = 600;

        private class BaseFieldSpawnerBaker : Baker<BaseFieldSpawnerAuthoring>
        {
            public override void Bake(BaseFieldSpawnerAuthoring authoring)
            {
                var entity = GetEntity(authoring, TransformUsageFlags.None);
                AddComponent(entity, new BaseFieldSpawner
                {
                    Prefab = authoring.NodePrefab != null
                        ? GetEntity(authoring.NodePrefab, TransformUsageFlags.Dynamic)
                        : Entity.Null,
                    TargetCount = authoring.TargetCount,
                    InnerRadius = authoring.InnerRadius,
                    OuterRadius = authoring.OuterRadius,
                    RespawnIntervalTicks = authoring.RespawnIntervalTicks,
                });
                AddComponent(entity, new BaseFieldRuntime { Epoch = 0, NextSpawnTick = 0u });
            }
        }
    }
}