tanveery/BundleConfig.cs

## _Layout.cshtml
@{
    Layout = null;
}

<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>@ViewBag.Title - ASP.NET MVC Application</title>
    @Styles.Render("~/Content/css")
    @Scripts.Render("~/bundles/modernizr")

</head>
<body>
    <div class="navbar navbar-inverse navbar-fixed-top">
        <div class="container">
            <div class="navbar-header">
                <button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-collapse">
                    <span class="icon-bar"></span>
                    <span class="icon-bar"></span>
                    <span class="icon-bar"></span>
                </button>
                @Html.ActionLink("Application name", "Index", "Home", new { area = "" }, new { @class = "navbar-brand" })
            </div>
            <div class="navbar-collapse collapse">
                <ul class="nav navbar-nav">
                    <li>@Html.ActionLink("Home", "Index", "Home")</li>
                    <li>@Html.ActionLink("About", "About", "Home")</li>
                    <li>@Html.ActionLink("Contact", "Contact", "Home")</li>
                </ul>
            </div>
        </div>
    </div>
    <div class="container body-content">
        @RenderBody()
        <hr />
        <footer>
            <p>&copy; @DateTime.Now.Year - ASP.NET MVC Application</p>
        </footer>
    </div>

    @Scripts.Render("~/bundles/jquery")
    @Scripts.Render("~/bundles/bootstrap")
    @RenderSection("scripts", required: false)
</body>
</html>

## BundleConfig.cs
using System.Web;
using System.Web.Optimization;

namespace AjaxDemo
{
    public class BundleConfig
    {
        public static void RegisterBundles(BundleCollection bundles)
        {
            bundles.Add(new ScriptBundle("~/bundles/jquery").Include(
                        "~/Scripts/jquery-{version}.js"));

            bundles.Add(new ScriptBundle("~/bundles/jqueryval").Include(
                        "~/Scripts/jquery.validate*"));

            bundles.Add(new ScriptBundle("~/bundles/modernizr").Include(
                        "~/Scripts/modernizr-*"));

            bundles.Add(new ScriptBundle("~/bundles/bootstrap").Include(
                      "~/Scripts/bootstrap.js",
                      "~/Scripts/respond.js"));

            bundles.Add(new StyleBundle("~/Content/css").Include(
                      "~/Content/bootstrap.css",
                      "~/Content/site.css"));

            BundleTable.EnableOptimizations = true;
        }
    }
}

## ContactViewModel.cs
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Web;

namespace AjaxDemo.Models
{
    public class ContactViewModel
    {
        [Required]
        public string FirstName
        {
            get;
            set;
        }

        [Required]
        public string LastName
        {
            get;
            set;
        }
    }
}

## HomeController.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Web;
using System.Web.Mvc;
using AjaxDemo.Models;

namespace AjaxDemo.Controllers
{
    public class HomeController : Controller
    {
        public ActionResult Index()
        {
            return View();
        }

        [HttpPost]
        public ActionResult Index(ContactViewModel model)
        {
            if(!ModelState.IsValid)
            {
                Response.StatusCode = (int)HttpStatusCode.BadRequest;
                return Json("Not valid model");
            }

            return Json(model, "json");
        }
    }
}

## Index.cshtml
@model AjaxDemo.Models.ContactViewModel

@{
    ViewBag.Title = "AJAX Demo";
}

@using (Html.BeginForm("Index", "Home", FormMethod.Post,
    new { id = "frmContact", name = "frmContact" }))
{
    <div class="form-group">
        @Html.LabelFor(model => model.FirstName,
            new { @class = "control-label" })
        <div>
            @Html.EditorFor(model => model.FirstName)
            @Html.ValidationMessageFor(model => model.FirstName)
        </div>
    </div>
    <div class="form-group">
        @Html.LabelFor(model => model.LastName,
            new { @class = "control-label" })
        <div>
            @Html.EditorFor(model => model.LastName)
            @Html.ValidationMessageFor(model => model.LastName)
        </div>
    </div>
    <input type="submit" name="btnSubmit" id="btnSubmit" value="Submit" />
}

<div id="loading">
    <p>Loading...</p>
</div>

@section Scripts {
    @Scripts.Render("~/bundles/jqueryval")

    <script type="text/javascript">

        $(document).ready(function () {
            $("#loading").hide();
            $('#btnSubmit').click(function () {

                if ($("#frmContact").valid()) {
                    $('#frmContact').submit();
                }
                else {
                    return false;
                }
            });

            $("#frmContact").on("submit", function (event) {
                event.preventDefault();
                $("#loading").show();
                $('#btnSubmit').attr('disabled', 'disabled');
                var url = $(this).attr("action");
                var formData = $(this).serialize();
                $.ajax({
                    url: url,
                    type: "POST",
                    data: formData,
                    dataType: "json",
                    success: function (response) {
                        alert('Success!');
                    },
                    error: function (response)
                    {
                        alert('Error!');
                    },
                    complete: function () {
                        $("#loading").hide();
                        $('#btnSubmit').removeAttr('disabled');
                    }
                })
            });
        });

    </script>
    @Scripts.Render("~/bundles/jqueryval")
}
	@{
	Layout = null;
	}

	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="utf-8" />
	<meta name="viewport" content="width=device-width, initial-scale=1.0">
	<title>@ViewBag.Title - ASP.NET MVC Application</title>
	@Styles.Render("~/Content/css")
	@Scripts.Render("~/bundles/modernizr")

	</head>
	<body>
	<div class="navbar navbar-inverse navbar-fixed-top">
	<div class="container">
	<div class="navbar-header">
	<button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-collapse">
	<span class="icon-bar"></span>
	<span class="icon-bar"></span>
	<span class="icon-bar"></span>
	</button>
	@Html.ActionLink("Application name", "Index", "Home", new { area = "" }, new { @class = "navbar-brand" })
	</div>
	<div class="navbar-collapse collapse">
	<ul class="nav navbar-nav">
	<li>@Html.ActionLink("Home", "Index", "Home")</li>
	<li>@Html.ActionLink("About", "About", "Home")</li>
	<li>@Html.ActionLink("Contact", "Contact", "Home")</li>
	</ul>
	</div>
	</div>
	</div>
	<div class="container body-content">
	@RenderBody()
	<hr />
	<footer>
	<p>© @DateTime.Now.Year - ASP.NET MVC Application</p>
	</footer>
	</div>

	@Scripts.Render("~/bundles/jquery")
	@Scripts.Render("~/bundles/bootstrap")
	@RenderSection("scripts", required: false)
	</body>
	</html>
	using System.Web;
	using System.Web.Optimization;

	namespace AjaxDemo
	{
	public class BundleConfig
	{
	public static void RegisterBundles(BundleCollection bundles)
	{
	bundles.Add(new ScriptBundle("~/bundles/jquery").Include(
	"~/Scripts/jquery-{version}.js"));

	bundles.Add(new ScriptBundle("~/bundles/jqueryval").Include(
	"~/Scripts/jquery.validate*"));

	bundles.Add(new ScriptBundle("~/bundles/modernizr").Include(
	"~/Scripts/modernizr-*"));

	bundles.Add(new ScriptBundle("~/bundles/bootstrap").Include(
	"~/Scripts/bootstrap.js",
	"~/Scripts/respond.js"));

	bundles.Add(new StyleBundle("~/Content/css").Include(
	"~/Content/bootstrap.css",
	"~/Content/site.css"));

	BundleTable.EnableOptimizations = true;
	}
	}
	}
	using System;
	using System.Collections.Generic;
	using System.ComponentModel.DataAnnotations;
	using System.Linq;
	using System.Web;

	namespace AjaxDemo.Models
	{
	public class ContactViewModel
	{
	[Required]
	public string FirstName
	{
	get;
	set;
	}

	[Required]
	public string LastName
	{
	get;
	set;
	}
	}
	}
	@model AjaxDemo.Models.ContactViewModel

	@{
	ViewBag.Title = "AJAX Demo";
	}

	@using (Html.BeginForm("Index", "Home", FormMethod.Post,
	new { id = "frmContact", name = "frmContact" }))
	{
	<div class="form-group">
	@Html.LabelFor(model => model.FirstName,
	new { @class = "control-label" })
	<div>
	@Html.EditorFor(model => model.FirstName)
	@Html.ValidationMessageFor(model => model.FirstName)
	</div>
	</div>
	<div class="form-group">
	@Html.LabelFor(model => model.LastName,
	new { @class = "control-label" })
	<div>
	@Html.EditorFor(model => model.LastName)
	@Html.ValidationMessageFor(model => model.LastName)
	</div>
	</div>
	<input type="submit" name="btnSubmit" id="btnSubmit" value="Submit" />
	}

	<div id="loading">
	<p>Loading...</p>
	</div>

	@section Scripts {
	@Scripts.Render("~/bundles/jqueryval")

	<script type="text/javascript">

	$(document).ready(function () {
	$("#loading").hide();
	$('#btnSubmit').click(function () {

	if ($("#frmContact").valid()) {
	$('#frmContact').submit();
	}
	else {
	return false;
	}
	});

	$("#frmContact").on("submit", function (event) {
	event.preventDefault();
	$("#loading").show();
	$('#btnSubmit').attr('disabled', 'disabled');
	var url = $(this).attr("action");
	var formData = $(this).serialize();
	$.ajax({
	url: url,
	type: "POST",
	data: formData,
	dataType: "json",
	success: function (response) {
	alert('Success!');
	},
	error: function (response)
	{
	alert('Error!');
	},
	complete: function () {
	$("#loading").hide();
	$('#btnSubmit').removeAttr('disabled');
	}
	})
	});
	});

	</script>
	@Scripts.Render("~/bundles/jqueryval")
	}