using CPRNIMS.Infrastructure.ViewModel;
using SixLabors.ImageSharp.Formats.Jpeg;
using SixLabors.ImageSharp.Formats.Png;
using SixLabors.ImageSharp.Formats;
using SixLabors.ImageSharp;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;


namespace CPRNIMS.Core.Facades
{
    public class FacadeAttachment
    {
        public AttachmentVM SaveAttachment(byte[] contentBytes, string filePath,
            IImageEncoder imageEncoder, string fileName, int extesionId)
        {
            using (var image = Image.Load(contentBytes))
            {
                image.Save("wwwroot/" + filePath, imageEncoder);
            }

            var attachment = new AttachmentVM
            {
                URL = filePath,
                FileName = fileName,
                ExtesionId = extesionId
            };
            return attachment;
        }
        public (IImageFormat imageFormat, IImageEncoder imageEncoder, string)
            GetImageFormatAndEncoder(string contentValueBytes)
        {
            IImageFormat imageFormat;
            IImageEncoder imageEncoder;

            if (contentValueBytes.StartsWith("data:image/png"))
            {
                imageFormat = PngFormat.Instance;
                imageEncoder = new PngEncoder();
            }
            else if (contentValueBytes.StartsWith("data:image/jpeg"))
            {
                imageFormat = JpegFormat.Instance;
                imageEncoder = new JpegEncoder();
            }
            else
            {
                return (null, null, "UnsupportedFormat"); // Handle other formats if needed
            }

            return (imageFormat, imageEncoder, "Format is valid");
        }

        public (bool, string) CheckFileSize(byte[] contentValueBytes, int maxSizeInBytes)
        {
            using (var image = Image.Load(contentValueBytes))
            {
                // Check image size
                if (contentValueBytes.Length > maxSizeInBytes)
                {
                    return (false, "InValidFileSize"); // Image size exceeds the limit
                }
                return (true, "ValidFileSize");
            }
        }
    }
}