gistfile1.txt

using System;

namespace Week3Day4.Controllers
{
    public class Post
    {
        public string Author;
        public string Body { get; set; }
        public int Id { get; set; }
        public int NumberOfComments { get; set; }
        public DateTime Date { get; set; }
        public string Title { get; set; }
    }
}

week-3-day-4.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Web.Http;

namespace Week3Day4.Controllers
{
    public class PostsController : ApiController
    {
        List<Post> posts= new List<Post>
        {
            new Post { Id = 1, Title = "Friends", Body = "Hey",Author = "Joe Dirt", Date = DateTime.Parse("01/01/2015"), NumberOfComments= 0 },
            new Post { Id = 2, Title = "Trees", Body = "You", Author= "Blanche Lincoln", Date = DateTime.Parse("01/06/2015"), NumberOfComments= 2 },
            new Post { Id = 3, Title = "Style", Body = "Suck", Author= "Al Gore", Date = DateTime.Parse("10/10/2015"), NumberOfComments= 3 },
            new Post { Id = 4, Title = "Rocks", Body = "Guy", Author= "Jerry McGuire", Date = DateTime.Parse("10/20/2015"), NumberOfComments= 1 },
        };
        public IEnumerable<Post> GetAllPosts()
        {
            return posts;
        }

        public Post GetPosts(int id)
        {
            return posts.First(x => x.Id == id);

        }
        public Post CreatePost(Post x)
        {
            x.Id = 3;
           return x;
        }
        [HttpPut]
        public Post RevisedPost(int id, [FromBody]Post value)
        {
            return new Post();
        }

        public string DeletePost(int id)
        {
            var deletePost = posts.First(p => p.Id == id);
            posts.Remove(deletePost);
            return "Removed";
        }
    }
}