using System;
using System.Collections.Generic;
using UnityEngine;

[CreateAssetMenu(fileName = "PlayerTitleLibrary", menuName = "Bansonic/Player Title Library")]
public class PlayerTitleLibrary : ScriptableObject
{
    [Serializable]
    public class PlayerTitleEntry
    {
        public string titleId;
        public Sprite titleSprite;
        public string chineseName;
        public string englishName;
    }

    [SerializeField] private List<PlayerTitleEntry> titles = new List<PlayerTitleEntry>();

    private Dictionary<string, PlayerTitleEntry> lookup;

    public bool TryGetTitle(string key, out PlayerTitleEntry entry)
    {
        EnsureLookup();

        entry = null;
        if (string.IsNullOrWhiteSpace(key))
        {
            return false;
        }

        return lookup.TryGetValue(NormalizeKey(key), out entry) && entry != null;
    }

    private void EnsureLookup()
    {
        if (lookup != null)
        {
            return;
        }

        lookup = new Dictionary<string, PlayerTitleEntry>(StringComparer.OrdinalIgnoreCase);
        for (int i = 0; i < titles.Count; i++)
        {
            PlayerTitleEntry entry = titles[i];
            if (entry == null)
            {
                continue;
            }

            AddLookup(entry.titleId, entry);
            AddLookup(entry.chineseName, entry);
            AddLookup(entry.englishName, entry);
        }
    }

    private void AddLookup(string key, PlayerTitleEntry entry)
    {
        string normalized = NormalizeKey(key);
        if (!string.IsNullOrEmpty(normalized) && !lookup.ContainsKey(normalized))
        {
            lookup.Add(normalized, entry);
        }
    }

    private static string NormalizeKey(string key)
    {
        return string.IsNullOrWhiteSpace(key) ? string.Empty : key.Trim();
    }
}