BarCodeGenerator in Asp.net Core

BarCodeGenerator in Asp.net Core

Package

"Microsoft.VisualStudio.Web.CodeGeneration.Design" Version="5.0.2" 

It can create BarCodeFile Folder in wwwroot Folder

Controllers[Folder]

HomeController.cs

using BarCodeGenerator.Models;

using IronBarCode;

using Microsoft.AspNetCore.Hosting;

using Microsoft.AspNetCore.Mvc;

using Microsoft.Extensions.Logging;

using System;

using System.Collections.Generic;

using System.Diagnostics;

using System.Drawing;

using System.IO;

using System.Linq;

using System.Threading.Tasks;

namespace BarCodeGenerator.Controllers

{

    public class HomeController : Controller

    {

        private readonly ILogger<HomeController> _logger;

        //added

        private IWebHostEnvironment _webHostEnvironment;

        public HomeController(ILogger<HomeController> logger, IWebHostEnvironment webHostEnvironment)

        {

            _webHostEnvironment = webHostEnvironment;

            _logger = logger;

        }

        public IActionResult Index()

        {

            return View();

        }

        [HttpPost]

        public IActionResult Index(BarcodeModel model)

        {

            try

            {

                GeneratedBarcode barcode = IronBarCode.BarcodeWriter.CreateBarcode(model.BarcodeText, BarcodeWriterEncoding.Code128);

                //Size of Barcode

                barcode.ResizeTo(500, 150);

                //It can Text of Barcode below barcode Image

                barcode.AddBarcodeValueTextBelowBarcode();

                //It is use for color of Barcode

                barcode.ChangeBarCodeColor(Color.Blue);

                //Set Margins of Barcode

                barcode.SetMargins(10);

                //BarCodeFile folder is created in wwwroot folder

                string path = Path.Combine(_webHostEnvironment.WebRootPath,"BarCodeFile");

                if (!Directory.Exists(path))

                {

                    Directory.CreateDirectory(path);

                }

                //BarCode can save in this address

                string filePath = Path.Combine(_webHostEnvironment.WebRootPath, "BarCodeFile/barcode.png");

                barcode.SaveAsPng(filePath);

                string filename = Path.GetFileName(filePath);

                string imageUrl = $"{this.Request.Scheme}://" + $"{this.Request.Host}{this.Request.PathBase}" + "/BarCodeFile/" + filename;

                ViewBag.barcode = imageUrl;

            }

            catch (Exception)

            {

                throw;

            }

            return View();

        }

        public IActionResult Privacy()

        {

            return View();

        }

        [ResponseCache(Duration = 0, Location = ResponseCacheLocation.None, NoStore = true)]

        public IActionResult Error()

        {

            return View(new ErrorViewModel { RequestId = Activity.Current?.Id ?? HttpContext.TraceIdentifier });

        }

    }

}

Models[Folder]

BarcodeModel.cs

using System;

using System.Collections.Generic;

using System.ComponentModel.DataAnnotations;

using System.Linq;

using System.Threading.Tasks;

namespace BarCodeGenerator.Models

{

    public class BarcodeModel

    {

        [Display(Name="Enter bar code Text")]

        public string BarcodeText { get; set; }

    }

}

Views[Folder]

Home[Folder]

Index.cshtml

@model BarCodeGenerator.Models.BarcodeModel

@{

    ViewData["Title"] = "Index";

}

<h1>Index</h1>

<h4>BarcodeModel</h4>

<hr />

<div class="row">

    <div class="col-md-4">

        <form asp-action="Index">

            <div asp-validation-summary="ModelOnly" class="text-danger"></div>

            <div class="form-group">

                <label asp-for="BarcodeText" class="control-label"></label>

                <input asp-for="BarcodeText" class="form-control" />

                <span asp-validation-for="BarcodeText" class="text-danger"></span>

            </div>

            <div class="form-group">

                <input type="submit" value="Create" class="btn btn-primary" />

            </div>

            <div class="form-group">

                <img src="@ViewBag.barcode" class="img-thumbnail" />     

            </div>

        </form>

    </div>

</div>

<div>

    <a asp-action="Index">Back to List</a>

</div>

@section Scripts {

    @{await Html.RenderPartialAsync("_ValidationScriptsPartial");}

}