using System.Net.Mail;
using System.Net;
using Microsoft.AspNetCore.Components.Forms;
using SeaHavenIndustries.ViewModel;
using Amazon.S3;
using Amazon.S3.Model;

namespace SeaHavenIndustries.Helper
{
    public  class  UploadFileHp
    {
        private readonly IWebHostEnvironment _hosting;
        private readonly IHttpContextAccessor _httpContextAccessor;
        private readonly IAmazonS3 _s3Client;

        public UploadFileHp(IWebHostEnvironment hosting, IHttpContextAccessor httpContextAccessor, IAmazonS3 s3Client)
        {
            _hosting = hosting;
            _httpContextAccessor = httpContextAccessor;
            // Use the IAmazonS3 client supplied by DI (registered via AddAWSService<IAmazonS3>()).
            // It resolves credentials through the AWS SDK default credential chain
            // (environment variables, shared profile/SSO, or the EC2/ECS instance role) and the
            // region from AddDefaultAWSOptions in Program.cs. Do NOT hardcode access keys here.
            _s3Client = s3Client;
        }

        //public async Task<UploadResponseVm> UploadFiles(IBrowserFile file, string? path)
        //{
        //    try
        //    {
        //        string fileName = Path.GetFileName(file.Name);
        //        string uniqueFileName = $"{Guid.NewGuid()}_{fileName}";
        //        // Define the path where the image will be stored in the server
        //        string uploadProfilePath = Path.Combine("assets", "UploadDocuments");
        //        string fullPath = Path.Combine(_hosting.WebRootPath, uploadProfilePath, uniqueFileName);
        //        // Create the directory if it doesn't exist
        //        Directory.CreateDirectory(Path.GetDirectoryName(fullPath));
        //        // Copy the file to the server
        //        using (var fileStream = new FileStream(fullPath, FileMode.Create))
        //        {
        //            await file.OpenReadStream(int.MaxValue).CopyToAsync(fileStream);
        //        }
        //        // Check if file path is not null, and delete the file if needed
        //        var request = _httpContextAccessor.HttpContext.Request;
        //        var domain = $"{request.Scheme}://{request.Host}";
        //        if (path != null)
        //        {
        //            path = path.Replace(domain, _hosting.WebRootPath);
        //            if (!string.IsNullOrEmpty(path) && System.IO.File.Exists(path))
        //            {
        //                System.IO.File.Delete(path);
        //            }
        //        }
        //        // Update the user's image URL
        //        var dbpath = domain+  "/" + Path.Combine(uploadProfilePath, uniqueFileName);
        //        var response = new UploadResponseVm
        //        {
        //            StatusCode = 200,
        //            Domain = dbpath,
        //            FileName = fileName,
        //            Message = "File uploaded successfully"
        //        };

        //        return response;
        //    }
        //    catch (Exception ex)
        //    {
        //        return new UploadResponseVm
        //        {
        //            StatusCode = 500, // or any appropriate status code for an internal server error
        //            Message = ex.Message
        //        };
        //    }
        //}
        public async Task<UploadResponseVm> UploadFilescustomuploadfile(IBrowserFile file, string? path,string folderpath)
        {
            try
            {
                string fileName = Path.GetFileName(file.Name);
                string uniqueFileName = $"{Guid.NewGuid()}_{fileName}";
                // Define the path where the image will be stored in the server
                string uploadProfilePath = folderpath;
                string fullPath = Path.Combine(_hosting.WebRootPath, uploadProfilePath, uniqueFileName);
                // Create the directory if it doesn't exist
                Directory.CreateDirectory(Path.GetDirectoryName(fullPath));
                // Copy the file to the server
                using (var fileStream = new FileStream(fullPath, FileMode.Create))
                {
                    await file.OpenReadStream(int.MaxValue).CopyToAsync(fileStream);
                }
                // Check if file path is not null, and delete the file if needed
                var request = _httpContextAccessor.HttpContext.Request;
                var domain = $"{request.Scheme}://{request.Host}";
                if (path != null)
                {
                    path = path.Replace(domain, _hosting.WebRootPath);
                    if (!string.IsNullOrEmpty(path) && System.IO.File.Exists(path))
                    {
                        System.IO.File.Delete(path);
                    }
                }
                // Update the user's image URL
                var dbpath = domain+  "/" + Path.Combine(uploadProfilePath, uniqueFileName);
                var response = new UploadResponseVm
                {
                    StatusCode = 200,
                    Domain = dbpath,
                    FileName = fileName,
                    Message = "File uploaded successfully"
                };

                return response;
            }
            catch (Exception ex)
            {
                return new UploadResponseVm
                {
                    StatusCode = 500, // or any appropriate status code for an internal server error
                    Message = ex.Message
                };
            }
        }

        //public async Task<string> UploadFileAsync(byte[] fileContent)
        //{
        //    using (MemoryStream memoryStream = new MemoryStream(fileContent))
        //    {
        //        var request = new PutObjectRequest
        //        {
        //            BucketName = "seahaven-attachments",
        //            Key = "s3://seahaven-attachments",
        //            InputStream = memoryStream,
        //            ContentType = "application/octet-stream"
        //        };

        //        var response = await _s3Client.PutObjectAsync(request);
        //        // Handle the response as needed
                
        //        return "ff";
        //    }
        //}

        public async Task<UploadResponseVm> UploadFiles(IBrowserFile file,string? path)
        {
            //FileStream fs = File.Open(file, FileMode.Open);
            try
            {
                string fileExtension = GetFileExtension(file.Name);

                using (var memoryStream = new MemoryStream())
                {
                    await file.OpenReadStream().CopyToAsync(memoryStream);
                    var request = new PutObjectRequest
                    {
                        BucketName = "seahaven-attachments",
                        Key = file.Name,
                        InputStream = memoryStream,
                        ContentType = "application/" + fileExtension
                    };

                    var response = await _s3Client.PutObjectAsync(request);
                    // Handle the response as needed
                    if (response.HttpStatusCode == System.Net.HttpStatusCode.OK)
                    {
                        // Construct the object URL
                        string objectUrl = $"https://seahaven-attachments.s3.us-east-2.amazonaws.com/{file.Name}";

                        // Optionally, you can return the object URL or use it as needed
                        var response1 = new UploadResponseVm
                        {
                            StatusCode = 200,
                            Domain = objectUrl,
                            FileName = file.Name,
                            Message = "File uploaded successfully"
                        };
                        return response1;
                    }
                    else
                    {
                        return new UploadResponseVm
                        {
                            StatusCode = 500, // or any appropriate status code for an internal server error
                            Message = "Some thing went wrong"
                        };
                    }
                }
            }
            catch(Exception ex)
            {
                return new UploadResponseVm
                {
                    StatusCode = 500, // or any appropriate status code for an internal server error
                    Message = ex.Message
                };
            }
            
            
        }
        private string GetFileExtension(string fileName)
        {
            if (!string.IsNullOrEmpty(fileName))
            {
                int lastDotIndex = fileName.LastIndexOf('.');
                if (lastDotIndex != -1 && lastDotIndex < fileName.Length - 1)
                {
                    return fileName.Substring(lastDotIndex + 1);
                }
            }

            return string.Empty; // or handle accordingly if no extension is found
        }
    }

}