#if UNITY_EDITOR
using System.Collections;
using System.Collections.Generic;
using UnityEditor;
using UnityEngine;
using System.IO;
using System;
using System.Linq;

namespace E7.E7Unity.ScriptPostprocessor
{
 public class ScriptPostprocessor : AssetPostprocessor
 {
 private static bool anyChanges = false;
 static void OnPostprocessAllAssets(string[] importedAssets, string[] deletedAssets, string[] movedAssets, string[] movedFromAssetPaths)
 {
 anyChanges = false;
 foreach (string str in importedAssets)
 {
 //Debug.Log($"Importing {str}");
 if (Postprocess(str) == true)
 {
 anyChanges = true;
 }
 }

 if (anyChanges)
 {
 Debug.Log(nameof(ScriptPostprocessor));
 AssetDatabase.Refresh();
 }
 }

 private static string postprocessedString = "//--Script Postprocessed--";

 private static bool Postprocess(string path)
 {
 string[] find = AssetDatabase.FindAssets("ScriptPostprocessor t:ScriptableObject");
 if (find.Length == 0)
 {
 return false;
 }

 //Debug.Log($"Found config file {AssetDatabase.GUIDToAssetPath(find[0])}");

 ScriptPostprocessorConfig sps = AssetDatabase.LoadAssetAtPath<ScriptPostprocessorConfig>(AssetDatabase.GUIDToAssetPath(find[0]));
 bool changes = false;
 foreach (ScriptPostprocessorOrder spo in sps.Orders)
 {
 if (spo.fileName == Path.GetFileName(path))
 {
 bool foundLine = false;
 List<string> lines = File.ReadAllLines(path).ToList();
 List<string> modifiedLines = new List<string>();
 if(lines.Count > 0 && lines[0] == postprocessedString)
 {
 //Debug.Log($"[ScriptPostprocessor] {spo.fileName} already postprocessed.");
 continue;
 }
 Debug.Log($"[ScriptPostprocessor] Detected changes of {spo.fileName}.");

 foreach (string line in lines)
 {
 foreach (ScriptPostprocessorLine spl in spo.lines)
 {
 if (line.Trim() == spl.line.Trim())
 {
 foreach (string add in spl.addToAbove)
 {
 Debug.Log($"[ScriptPostprocessor] Adding {add} above {line} in {spo.fileName}");
 modifiedLines.Add(add);
 foundLine = true;
 }
 }
 }
 modifiedLines.Add(line);
 }
 if (foundLine)
 {
 modifiedLines.Insert(0, postprocessedString);
 File.WriteAllLines(path, modifiedLines);
 changes = true;
 }
 }
 }
 return changes;
 }

 }
}
#endif