Tuesday, October 11, 2016

Fully Working Code Sample: ASP.NET MVC Core 1.1, Entity Framework Core, Database First (3) - Controller


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using CASAPOC.Entities;
using Microsoft.AspNetCore.Mvc;
using System.Linq;

namespace CASAPOC.Controllers
{
    public class PersonController : Controller
    {
        private readonly KCMSContext _context;

        public PersonController(KCMSContext context)
        {
            _context = context;
        }

        public IActionResult Index()
        {
            return View(_context.TongTestPerson.ToList());
        }

        public IActionResult Create()
        {

            return View();
        }

        [HttpPost]
        [ValidateAntiForgeryToken]
        public IActionResult Create(TongTestPerson person)
        {
            if (ModelState.IsValid)
            {
                _context.TongTestPerson.Add(person);
                _context.SaveChanges();
                return RedirectToAction("Index");
            }

            return View(person);
        }

        // GET: Person/Details/5
        public IActionResult Details(int? id)
        {
            if (id == null)
            {
                return NotFound();
            }

            var person = _context.TongTestPerson.SingleOrDefault(m => m.Id == id);
            if (person == null)
            {
                return NotFound();
            }

            return View(person);
        }

        // GET: Movies/Edit/5
        public IActionResult Edit(int? id)
        {
            if (id == null)
            {
                return NotFound();
            }

            var person = _context.TongTestPerson.SingleOrDefault(m => m.Id == id);
            if (person == null)
            {
                return NotFound();
            }
            return View(person);
        }

        // POST: Movies/Edit/5
        // To protect from overposting attacks, please enable the specific properties you want to bind to, for 
        // more details see http://go.microsoft.com/fwlink/?LinkId=317598.
        [HttpPost]
        [ValidateAntiForgeryToken]
        public IActionResult Edit(int id, [Bind("Id, FirstName, LastName")] TongTestPerson person)
        {
            if (id != person.Id)
            {
                return NotFound();
            }

            if (ModelState.IsValid)
            {
                try
                {
                    _context.Update(person);
                    _context.SaveChanges();
                }
                catch (System.Exception e)
                {
                    if (!PersonExists(person.Id))
                    {
                        return NotFound();
                    }
                    else
                    {
                        throw;
                    }
                }
                return RedirectToAction("Index");
            }
            return View(person);
        }

        // GET: Person/Delete/5
        public IActionResult Delete(int? id)
        {
            if (id == null)
            {
                return NotFound();
            }

            var person = _context.TongTestPerson.SingleOrDefault(m => m.Id == id);
            if (person == null)
            {
                return NotFound();
            }

            return View(person);
        }

        // POST: Person/Delete/5
        [HttpPost, ActionName("Delete")]
        [ValidateAntiForgeryToken]
        public IActionResult DeleteConfirmed(int id)
        {
            var person = _context.TongTestPerson.SingleOrDefault(m => m.Id == id);
            _context.TongTestPerson.Remove(person);
            _context.SaveChanges();
            return RedirectToAction("Index");
        }

        private bool PersonExists(int id)
        {
            return _context.TongTestPerson.Any(e => e.Id == id);
        }
    }
}

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