using System.Collections;
using System.Collections.Generic;
using TMPro;
using UnityEditor;
using UnityEngine;
using UnityEngine.SceneManagement;

namespace Studio.UI
{
    public class FontChanger : MonoBehaviour
    {
        private const string FONTPATH = "Assets/Font/Pretendard-Regular SDF.asset";
        private static string[] folderPath = { "Assets/Prefabs",
                                               "Assets/Resources/Prefabs"};

        [MenuItem("Tools/Change Font/Hierarchy")]
        public static void ChangeFont_Hierarchy()
        {
            GameObject[] rootObj = SceneManager.GetActiveScene().GetRootGameObjects();

            for (int i = 0; i < rootObj.Length; i++)
            {
                SetFont(rootObj[i]);
            }

            Debug.Log("Font changed successfully");
        }

        [MenuItem("Tools/Change Font/Prject")]
        public static void ChangeFont_Prject()
        {
            string[] allPrefabs = AssetDatabase.FindAssets("t:Prefab");

            foreach (string guid in allPrefabs)
            {
                string path = AssetDatabase.GUIDToAssetPath(guid);
          
                if (IsPathAllowed(path) == false)
                {
                    continue;
                }

                GameObject prefab = AssetDatabase.LoadAssetAtPath<GameObject>(path);

                if (prefab != null)
                {
                    int missingCount = GameObjectUtility.GetMonoBehavioursWithMissingScriptCount(prefab);
                    
                    // ´©¶ô ½ºÅ©¸³Æ® Á¦°Å
                    if(missingCount > 0)
                        GameObjectUtility.RemoveMonoBehavioursWithMissingScript(prefab);

                    SetFont(prefab);

                    PrefabUtility.SavePrefabAsset(prefab);
                    EditorUtility.SetDirty(prefab);
                }
            }

            AssetDatabase.SaveAssets();
            AssetDatabase.Refresh();

            Debug.Log("Font changed successfully");
        }

        private static void SetFont(GameObject obj)
        {
            Component[] componts = obj.transform.GetComponentsInChildren(typeof(TextMeshProUGUI), true);

            foreach (TextMeshProUGUI text in componts)
            {
                text.font = AssetDatabase.LoadAssetAtPath<TMP_FontAsset>(FONTPATH);
            }
        }

        private static bool IsPathAllowed(string path)
        {
            foreach (string folder in folderPath)
            {
                if (path.StartsWith(folder))
                {
                    return true;
                }
            }
            return false;
        }
    }
}