#if UNITY_IOS
using System;
using System.Collections.Generic;
using System.IO;
using UnityEditor;
using UnityEditor.Callbacks;
using UnityEditor.iOS.Xcode;
using UnityEngine;
public class IOSCredentialsPostProcess : ScriptableObject
{
  public IOSCredentialsList ConfigurationsList;
  
  [PostProcessBuild(0)]
  public static void OnPostProcess(BuildTarget buildTarget, string buildPath)
  {
    if(buildTarget != BuildTarget.iOS)
      return;

    // var config = PickEntitlementsConfig();
    // if(config == null)
    //   return;
    //
    // var entitlements_path = AssetDatabase.GetAssetPath(config.Entitlements);
    // var proj_path = PBXProject.GetPBXProjectPath(buildPath);
    // var proj = new PBXProject();
    // proj.ReadFromFile(proj_path);
    //
    // var target_name = "Unity-iPhone";
    // // var target_name = PBXProject.GetUnityTargetName();
    // var target_guid = proj.TargetGuidByName(target_name);
    // var file_name = Path.GetFileName(entitlements_path);
    // var dst = $"{buildPath}/{target_name}/{file_name}";
    // FileUtil.CopyFileOrDirectory(entitlements_path, dst);
    // proj.AddFile($"{target_name}/{file_name}", file_name);
    // proj.AddBuildProperty(target_guid, "CODE_SIGN_ENTITLEMENTS", $"{target_name}/{file_name}");
    // AddLocalFile(buildPath, proj, target_guid, "Assets", "GoogleService-Info.plist");
    // proj.WriteToFile(proj_path);
  }

  public static void ReplaceFirebasePlistAccordingToBundleID()
  {
    ReplaceFirebasePlist(PickEntitlementsConfig());
  }
  
  static void ReplaceFirebasePlist(IOSCredentialsList.Configuration config)
  {
    var firebase_plist_path = AssetDatabase.GetAssetPath(config.FirebasePlist);
    var firebase_expected_path = $"{Application.dataPath}/GoogleService-Info.plist";
    File.Copy(firebase_plist_path, firebase_expected_path, overwrite: true);
  }

  static void AddLocalFile(string buildPath, PBXProject proj, string targetName, string fileDir, string fileName)
  {
    var filePath = Path.Combine(fileDir, fileName);
    File.Copy(filePath, Path.Combine(buildPath, fileName));
    proj.AddFileToBuild(targetName, proj.AddFile(fileName, fileName));
  }

  static IOSCredentialsList.Configuration PickEntitlementsConfig()
  {
    var dummy = ScriptableObject.CreateInstance<IOSCredentialsPostProcess>();
    
    try
    {
      string app_id = $"{Settings.IOS_TEAM_ID}.{Settings.PACKAGE_ID_FULL}";
      string search_term = $"<string>{app_id}</string>";

      var options = dummy.ConfigurationsList.Configurations;
      
      for(int i = 0; i < options.Count; i++)
      {
        var option = options[i];
        if(option == null)
          continue;
              
        var path = AssetDatabase.GetAssetPath(option.Entitlements);
        string contents = File.ReadAllText(path);
        if(contents.Contains(search_term))
        {
          Debug.Log($"Using iOS entitlements file {path} and Firebase plist {option.FirebasePlist.name}");
          return option;
        }
      }

      throw new Exception($"None of listed entitlements match current App Id '{app_id}'!");
    }
    finally
    {
      ScriptableObject.DestroyImmediate(dummy);
    }
  }
}

#endif