TechnoTips : Part 12 - Server side and Client side validation in Asp.net MVC

#Controller Code

using MVCTutorial.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;

namespace MVCTutorial.Controllers
{
    public class TestController : Controller
    {

        public ActionResult Index()
        {
            MVCTutorialEntities db = new MVCTutorialEntities();

            List<Department> list = db.Departments.ToList();
            ViewBag.DepartmentList = new SelectList(list, "DepartmentId", "DepartmentName");

            return View();
        }


        [HttpPost]
        public ActionResult Index(EmployeeViewModel model)
        {
            try
            {
                MVCTutorialEntities db = new MVCTutorialEntities();
                List<Department> list = db.Departments.ToList();
                ViewBag.DepartmentList = new SelectList(list, "DepartmentId", "DepartmentName");

                if (ModelState.IsValid == true)
                {
                    //write code here
                }

                return View(model);
            }
            catch (Exception ex)
            {

                throw ex;
            }

        }
    }
}

#Model code (EmployeeViewModel)

using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Web;

namespace MVCTutorial.Models
{
    public class EmployeeViewModel
    {
        public int EmployeeId { get; set; }

        [Required(ErrorMessage = "Enter Name")]
        public string Name { get; set; }

        [Required(ErrorMessage = "Enter Department")]
        public Nullable<int> DepartmentId { get; set; }

        [Required(ErrorMessage = "Enter Address")]
        public string Address { get; set; }

        //Custom attribute
        public string DepartmentName { get; set; }
        public bool Remember { get; set; }
       
    }
}

# View Page (Index.cshtml)

@model MVCTutorial.Models.EmployeeViewModel
@{
    ViewBag.Title = "Index";
    Layout = null;
}
<link href="~/Content/bootstrap.min.css" rel="stylesheet" />
<style>
    .error {
        color: red;
    }
</style>

<div class="container" style="width:40%;margin-top:2%">

    @using (Html.BeginForm("Index", "Test", FormMethod.Post))
    {

        @Html.DropDownListFor(model => model.DepartmentId, ViewBag.DepartmentList as SelectList, "--select--", new { @class = "form-control" })
        @Html.ValidationMessageFor(model => model.DepartmentId, "", new { @class = "error" })

        @Html.TextBoxFor(model => model.Name, new { @class = "form-control", @placeholder = "Name" })
        @Html.ValidationMessageFor(model => model.Name, "", new { @class = "error" })

        @Html.TextBoxFor(model => model.Address, new { @class = "form-control", @placeholder = "Address" })
        @Html.ValidationMessageFor(model => model.Address, "", new { @class = "error" })

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

    }


</div>

<script src="~/Scripts/jquery-1.10.2.min.js"></script>
<script src="~/Scripts/jquery.validate.min.js"></script>
<script src="~/Scripts/jquery.validate.unobtrusive.min.js"></script>

#Database Script

 USE [MVCTutorial]
GO
/****** Object:  Table [dbo].[Department]    Script Date: 27-11-2016 00:28:17 ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
CREATE TABLE [dbo].[Department](
 [DepartmentId] [int] IDENTITY(1,1) NOT NULL,
 [DepartmentName] [nvarchar](100) NULL,
 CONSTRAINT [PK_Department] PRIMARY KEY CLUSTERED 
(
 [DepartmentId] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]

GO
/****** Object:  Table [dbo].[Employee]    Script Date: 27-11-2016 00:28:18 ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
SET ANSI_PADDING ON
GO
CREATE TABLE [dbo].[Employee](
 [EmployeeId] [int] IDENTITY(1,1) NOT NULL,
 [Name] [varchar](50) NULL,
 [DepartmentId] [int] NULL,
 [Address] [varchar](150) NULL,
 CONSTRAINT [PK_Employee] PRIMARY KEY CLUSTERED 
(
 [EmployeeId] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]

GO
SET ANSI_PADDING OFF
GO
/****** Object:  Table [dbo].[Sites]    Script Date: 27-11-2016 00:28:18 ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
CREATE TABLE [dbo].[Sites](
 [SiteId] [int] IDENTITY(1,1) NOT NULL,
 [EmployeeId] [int] NULL,
 [SiteName] [nvarchar](150) NULL,
 CONSTRAINT [PK_Sites] PRIMARY KEY CLUSTERED 
(
 [SiteId] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]

GO
SET IDENTITY_INSERT [dbo].[Department] ON 

GO
INSERT [dbo].[Department] ([DepartmentId], [DepartmentName]) VALUES (1, N'IT')
GO
INSERT [dbo].[Department] ([DepartmentId], [DepartmentName]) VALUES (2, N'QA')
GO
INSERT [dbo].[Department] ([DepartmentId], [DepartmentName]) VALUES (3, N'Development ')
GO
INSERT [dbo].[Department] ([DepartmentId], [DepartmentName]) VALUES (4, N'Marketing')
GO
SET IDENTITY_INSERT [dbo].[Department] OFF
GO
SET IDENTITY_INSERT [dbo].[Employee] ON 

GO
INSERT [dbo].[Employee] ([EmployeeId], [Name], [DepartmentId], [Address]) VALUES (1, N'Ashish', 1, N'India')
GO
INSERT [dbo].[Employee] ([EmployeeId], [Name], [DepartmentId], [Address]) VALUES (2, N'John', 2, N'London')
GO
INSERT [dbo].[Employee] ([EmployeeId], [Name], [DepartmentId], [Address]) VALUES (3, N'Methew', 3, N'NewYork')
GO
INSERT [dbo].[Employee] ([EmployeeId], [Name], [DepartmentId], [Address]) VALUES (4, N'Brano', 4, N'France')
GO
INSERT [dbo].[Employee] ([EmployeeId], [Name], [DepartmentId], [Address]) VALUES (5, N'Smith', 1, N'London')
GO
INSERT [dbo].[Employee] ([EmployeeId], [Name], [DepartmentId], [Address]) VALUES (6, N'Sara', 4, N'New york')
GO
SET IDENTITY_INSERT [dbo].[Employee] OFF
GO
SET IDENTITY_INSERT [dbo].[Sites] ON 

GO
INSERT [dbo].[Sites] ([SiteId], [EmployeeId], [SiteName]) VALUES (1, 1005, N'google.com')
GO
INSERT [dbo].[Sites] ([SiteId], [EmployeeId], [SiteName]) VALUES (2, 1006, N'www.technotips.com')
GO
SET IDENTITY_INSERT [dbo].[Sites] OFF
GO
ALTER TABLE [dbo].[Employee]  WITH CHECK ADD  CONSTRAINT [FK_Employee_Department] FOREIGN KEY([DepartmentId])
REFERENCES [dbo].[Department] ([DepartmentId])
GO
ALTER TABLE [dbo].[Employee] CHECK CONSTRAINT [FK_Employee_Department]
GO
ALTER TABLE [dbo].[Sites]  WITH CHECK ADD  CONSTRAINT [FK_Sites_Employee] FOREIGN KEY([EmployeeId])
REFERENCES [dbo].[Employee] ([EmployeeId])
GO
ALTER TABLE [dbo].[Sites] CHECK CONSTRAINT [FK_Sites_Employee]
GO

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Saturday, November 26, 2016

Part 12 - Server side and Client side validation in Asp.net MVC

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