using System.Collections.Generic;
using UnityEngine;

namespace Jovian.EncounterSystem {
    /// <summary>
    /// Reusable asset containing the dialog options shown for an encounter. Stored as an asset so a
    /// single set can be shared across encounters when the same choices apply. When <see cref="id"/>
    /// changes the asset file auto-renames to match (editor-only).
    /// </summary>
    [CreateAssetMenu(fileName = "EncounterDialogOptionSet", menuName = "Jovian/Encounter System/Dialog Option Set", order = 2)]
    public class EncounterDialogOptionSet : ScriptableObject {
        /// <summary>Designer-facing identifier for this option set. The asset file renames to match.</summary>
        public string id;

        /// <summary>Ordered list of options presented to the player.</summary>
        public List<EncounterDialogOption> options;

#if UNITY_EDITOR
        private void OnValidate() {
            if(string.IsNullOrEmpty(id)) {
                return;
            }

            // Deferred — AssetDatabase calls are unsafe from OnValidate.
            UnityEditor.EditorApplication.delayCall += RenameToMatchId;
        }

        private void RenameToMatchId() {
            if(this == null || string.IsNullOrEmpty(id)) {
                return;
            }

            var path = UnityEditor.AssetDatabase.GetAssetPath(this);
            if(string.IsNullOrEmpty(path)) {
                return;
            }
            if(name == id) {
                return;
            }

            var error = UnityEditor.AssetDatabase.RenameAsset(path, id);
            if(!string.IsNullOrEmpty(error)) {
                Debug.LogWarning($"[EncounterDialogOptionSet] Could not rename '{path}' to '{id}': {error}", this);
            }
        }
#endif
    }
}