摆脱ADO.NET瓶颈 手把手教你学习EF6到EF7（三）

using System;
using System.Collections.Generic;
using System.Data;
using System.Data.Entity;
using System.Linq;
using using System.Web;
using System.Web.Mvc;
using MvcBlog.Models;

namespace MvcBlog.Controllers
{
    public class HomeController : Controller
    {
        private BlogEntities db = new BlogEntities();

        // GET: Home
        public ActionResult Index()
        {
            return View(db.Blogs.ToList());
        }

        // GET: Home/Details/5
        public ActionResult Details(int? id)
        {
            if (id == null)
            {
                return new HttpStatusCodeResult(HttpStatusCode.BadRequest);
            }
            Blog blog = db.Blogs.Find(id);
            if (blog == null)
            {
                return HttpNotFound();
            }
            return View(blog);
        }

        // GET: Home/Create
        public ActionResult Create()
        {
            return View();
        }

        // POST: Home/Create
        // 为了防止“过多发布”攻击，请启用要绑定到的特定属性，有关

        // 详细信息，请参阅 http://go.。
        [HttpPost]
        [ValidateAntiForgeryToken]
        public ActionResult Create([Bind(Include = "BlogId,Title,CreateDate")] Blog blog)
        {
            if (ModelState.IsValid)
            {
                db.Blogs.Add(blog);
                db.SaveChanges();
                return RedirectToAction("Index");
            }

            return View(blog);
        }

        // GET: Home/Edit/5
        public ActionResult Edit(int? id)
        {
            if (id == null)
            {
                return new HttpStatusCodeResult(HttpStatusCode.BadRequest);
            }
            Blog blog = db.Blogs.Find(id);
            if (blog == null)
            {
                return HttpNotFound();
            }
            return View(blog);
        }

        // POST: Home/Edit/5
        // 为了防止“过多发布”攻击，请启用要绑定到的特定属性，有关

        // 详细信息，请参阅 http://go.。
        [HttpPost]
        [ValidateAntiForgeryToken]
        public ActionResult Edit([Bind(Include = "BlogId,Title,CreateDate")] Blog blog)
        {
            if (ModelState.IsValid)
            {
                db.Entry(blog).State = EntityState.Modified;
                db.SaveChanges();
                return RedirectToAction("Index");
            }
            return View(blog);
        }

        // GET: Home/Delete/5
        public ActionResult Delete(int? id)
        {
            if (id == null)
            {
                return new HttpStatusCodeResult(HttpStatusCode.BadRequest);
            }
            Blog blog = db.Blogs.Find(id);
            if (blog == null)
            {
                return HttpNotFound();
            }
            return View(blog);
        }

        // POST: Home/Delete/5
        [HttpPost, ActionName("Delete")]
        [ValidateAntiForgeryToken]
        public ActionResult DeleteConfirmed(int id)
        {
            Blog blog = db.Blogs.Find(id);
            db.Blogs.Remove(blog);
            db.SaveChanges();
            return RedirectToAction("Index");
        }

        protected override void Dispose(bool disposing)
        {
            if (disposing)
            {
                db.Dispose();
            }
            base.Dispose(disposing);
        }
    }
}