using System;
using System.IO;
using System.Threading.Tasks;
using Cysharp.Threading.Tasks;

namespace BITKit.IO
{
    public class FileProvider : IStorageFile
    {
        readonly FileInfo fileInfo;
        public FileProvider(FileInfo fileInfo)
        {
            this.fileInfo = fileInfo;
        }
        public FileProvider(string path)
        {
            this.fileInfo = new FileInfo(path);
        }
        public Stream CreateFile()
        {
            return File.Create(fileInfo.FullName);
        }

        public Task<Stream> CreateFileAsync()
        {
            throw new NotImplementedException();
        }

        public string GetFileType()
        {
            return fileInfo.Extension;
        }

        public DateTime GetLastUpdated()
        {
            return fileInfo.LastWriteTime;
        }

        public string GetName()
        {
            return fileInfo.Name;
        }

        public string GetPath()
        {
            return fileInfo.FullName;
        }

        public long GetSize()
        {
            return fileInfo.Length;
        }

        public string GetText()
        {
            return File.ReadAllText(fileInfo.FullName);
        }

        public async Task<string> GetTextAsync()
        {
            return await File.ReadAllTextAsync(fileInfo.FullName);
        }

        public Stream OpenRead()
        {
            return File.OpenRead(fileInfo.FullName);
        }

        public async Task<Stream> OpenReadAsync()
        {
            await UniTask.Yield();
            return OpenRead();
        }

        public Stream OpenWrite()
        {
            return File.OpenWrite(fileInfo.FullName);
        }

        public async Task<Stream> OpenWriteAsync()
        {
            await UniTask.Yield();
            return OpenWrite();
        }
    }
}