using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using PInvoke;
using UAF;

namespace AssetBrowser
{
    class FileLibrary
    {
        public string WorkingFolder { get; set;  }

        private List<DataFile> m_files;
        public List<DataFile> Files
        {
            get { return m_files; }
        }

        public FileLibrary()
        {
            Reset();
        }

        private void Reset()
        {
            WorkingFolder = "";
            m_files = new List<DataFile>();
        }

        public void LoadFromWorkingFolder()
        {
            WorkingFolder = "C:\\P4_Data_UAF\\W1W\\data";
            //WorkingFolder = "C:\\GameToolTemp_WiiU\\5 - Cooking";
            DateTime startTime = DateTime.Now;

            FileEnumerator fileEnumerator;
            if (UAF.WindowsUtils.CurrentUserIsAdmin())
            {
                fileEnumerator = new NtfsMftEnumerator();
            }
            else
            {
                System.Windows.MessageBox.Show("You're not running this program as administrator. It will be really slow!", "Warning!");
                fileEnumerator = new BasicFileEnumerator();
            }

            foreach (string filename in fileEnumerator.GetAllFiles(WorkingFolder))
            {
                DataFile dataFile = new DataFile();
                dataFile.FilePath = filename;
                m_files.Add(dataFile);
            }

            Console.Out.WriteLine("Build file list time: " + (DateTime.Now - startTime));
            Console.Out.WriteLine("Number of files : " + m_files.Count);

            DateTime sortTime = DateTime.Now;
            m_files.Sort(
                delegate(DataFile file1, DataFile file2)
                {
                    return Comparer<string>.Default.Compare(file1.FilePath, file2.FilePath);
                });

            Console.Out.WriteLine("Sort list time: " + (DateTime.Now - sortTime));
        }
    }
}