public async Task SavePostsAsync(IEnumerable <Post> posts)
 {
     using (var ctx = new RedditDBDataContext())
     {
         ctx.Posts.AddRange(posts);
         await ctx.SaveChangesAsync();
     }
 }
 public IEnumerable <Post> GetPosts(string callId)
 {
     using (var ctx = new RedditDBDataContext())
     {
         return(ctx.Posts.Where(x => x.CallId == callId)
                .Take(100)
                .ToList());
     }
 }