using UnityEngine;
using UnityEditor;

namespace BFEditor.Resource
{	
	public class PrefabTools
	{
	    public static void DeleteAllOverEffectMesh()
	    {
	        var paths = BFEditorUtils.GetAssetPathsWithSuffix(ResourceProcessConfig.EFFECT_PREFAB_FOLDER_PATH, ".prefab");
	
	        var i = 0;
	        foreach (var path in paths)
	        {
	            EditorUtility.DisplayProgressBar("正在处理", path, (float)(i + 1) / paths.Count);
	
	            var gameObject = AssetDatabase.LoadAssetAtPath<GameObject>(path);
	            var effectsRenderer = gameObject.GetComponentsInChildren<ParticleSystemRenderer>(true);
	            foreach (var renderer in effectsRenderer)
	            {
	                if (renderer.mesh != null && renderer.renderMode != ParticleSystemRenderMode.Mesh)
	                {
	                    AssetDatabase.ImportAsset(path);
	                }
	            }
	
	            i++;
	        }
	
	        EditorUtility.ClearProgressBar();
	        AssetDatabase.Refresh();
	    }
	
	    public static void DeleteAllMissingPrefab()
	    {
	        var paths = BFEditorUtils.GetAssetPathsWithSuffix(ResourceProcessConfig.PREFAB_FOLDER_PATH, ".prefab");
	        for (int i = 0; i < paths.Count; i++)
	        {
	            EditorUtility.DisplayProgressBar("正在检查Prefab", paths[i], (float)(i + 1) / paths.Count);
	            TryDeleteMissingPrefab(paths[i]);
	        }
	
	        EditorUtility.ClearProgressBar();
	        AssetDatabase.Refresh();
	    }
	
	    static void TryDeleteMissingPrefab(string assetPath)
	    {
	        var fileObj = PrefabUtility.LoadPrefabContents(assetPath);
	        if (fileObj)
	        {
	            var components = fileObj.GetComponentsInChildren<Component>(true);
	            foreach (var component in components)
	            {
	                if (component)
	                {
	                    var status = PrefabUtility.GetPrefabInstanceStatus(component.gameObject);
	                    if (status == PrefabInstanceStatus.MissingAsset)
	                    {
	                        Debug.Log(assetPath + " delete missing prefab " + component.gameObject.name);
	                        Object.DestroyImmediate(component.gameObject);
	                        PrefabUtility.SaveAsPrefabAsset(fileObj, assetPath);
	                    }
	                }
	            }
	        }
	        PrefabUtility.UnloadPrefabContents(fileObj);
	    }
	}
}