Search a given subreddit for the phrase, "Bernie Sanders". If no results are found, try searching all subreddits.
In the NuGet Package Manager console:
Install-Package Reddit
using Reddit;
using Reddit.Controllers;
using System.Collections.Generic;
...
var reddit = new RedditClient("YourRedditAppID", "YourBotUserRefreshToken");
List<Post> posts = reddit.Subreddit("MySub").Search(new SearchGetSearchInput("Bernie Sanders")); // Search r/MySub
if (posts.Count == 0)
{
posts = reddit.Subreddit("all").Search(new SearchGetSearchInput("Bernie Sanders")); // Search r/all
}