using System;

using System.Collections.Generic;

using System.IO;

using System.Text;

using ImageCore.Enums;

using SixLabors.ImageSharp;

using SixLabors.ImageSharp.Advanced;

using SixLabors.ImageSharp.Formats;

using SixLabors.ImageSharp.Formats.Jpeg;

using SixLabors.ImageSharp.Processing;

using SixLabors.Primitives;

namespace ImageCore

{

public class ImageService : IImageService

{

public byte[] ImageCast(byte[] bytes,ImageSize imageSize, ImageFormat format)

{

using (var image = Image.Load(bytes))

{

image.Mutate(x => x

.Resize(imageSize.GetSize()));

using (var stream = new MemoryStream())

{

var encoder =

image.GetConfiguration().ImageFormatsManager.FindEncoder(format.GetFormat());

image.Save(stream, encoder);

stream.Seek(0, SeekOrigin.Begin);

var result = new byte[stream.Length];

stream.Read(result, 0, result.Length);

return result;

}

}

}

public void ImageCastAndSaveToFile(byte[] bytes, ImageSize imageSize, ImageFormat format, string physicalPath)

{

using (var image = Image.Load(bytes))

{

var encoder =

image.GetConfiguration().ImageFormatsManager.FindEncoder(format.GetFormat());

image.Mutate(x => x

.Resize(imageSize.GetSize()));

image.Save(physicalPath, encoder);

}

}

public string GenerateKey(BusinessType type, Guid id, ImageFormat format)

{

var yearMonth = DateTime.Now.ToString("yyyyMM");

return string.Format("t{0}t{3}-{1:N}{2}", type, id, format.GetExtension(), yearMonth);

}

}

}