public static async Task CheckPostsForAutoReply(List <Subreddit> subreddits)
{
List <Post> recentPosts = new List <Post>();
foreach (Subreddit subreddit in subreddits)
{
List <Post> subredditPosts = await RedditHelper.GetPosts(subreddit, 10);
subredditPosts = BotUtilities.RemoveAlreadySeenPosts(subredditPosts);
subredditPosts = BotUtilities.RemoveBlacklisted(subredditPosts, new[] { BlacklistLevel.NoPostReplies, BlacklistLevel.OnlyKeywordReplies, BlacklistLevel.Total }); //Remove posts from users who don't want the bot to automatically reply to them
foreach (Post post in subredditPosts.ToList())
{
if (post.IsSelfPost)
{
subredditPosts.Remove(post);
ConsoleHelper.Write($"\tSkipping {post.Id} (self-post)", ConsoleColor.Red);
BotUtilities.LogPostBeenSeen(post, "self-post");
}
double ageInMin = (DateTime.UtcNow - post.CreatedUTC).TotalMinutes;
if (ageInMin > 30)
{
subredditPosts.Remove(post);
ConsoleHelper.Write($"\tSkipping {post.Id} (too old: {Math.Round(ageInMin, 2)} min)", ConsoleColor.Red);
BotUtilities.LogPostBeenSeen(post, $"too old ({Math.Round(ageInMin, 2)} min)");
}
}
recentPosts.AddRange(subredditPosts);
}
foreach (Post post in recentPosts)
{
try
{
string postTitle = WebUtility.HtmlDecode(post.Title);
Console.WriteLine($"\tTrying to get an automatic reply for post (/r/{post.SubredditName}): {postTitle}");
SearchResult searchResult = MountainProjectDataSearch.ParseRouteFromString(postTitle);
if (!searchResult.IsEmpty())
{
ApprovalRequest approvalRequest = new ApprovalRequest
{
RedditPost = post,
SearchResult = searchResult
};
PostsPendingApproval.TryAdd(post.Id, approvalRequest);
BotUtilities.LogPostBeenSeen(post, searchResult.Confidence == 1 ? "auto-replying" : "pending approval");
if (!DryRun)
{
if (searchResult.Confidence == 1)
{
string reply = BotReply.GetFormattedString(searchResult);
reply += Markdown.HRule;
reply += BotReply.GetBotLinks(post);
Comment botReplyComment = await RedditHelper.CommentOnPost(post, reply);
monitoredComments.Add(new CommentMonitor()
{
Parent = post, BotResponseComment = botReplyComment
});
ConsoleHelper.Write($"\n\tAuto-replied to post {post.Id}", ConsoleColor.Green);
}
else
{
//Until we are more confident with automatic results, we're going to request for approval for confidence values greater than 1 (less than 100%)
ConsoleHelper.Write($"\tRequesting approval for post {post.Id}", ConsoleColor.Yellow);
BotUtilities.RequestApproval(approvalRequest);
}
BotUtilities.LogOrUpdateSpreadsheet(approvalRequest);
}
}
else
{
Console.WriteLine("\tNothing found");
BotUtilities.LogPostBeenSeen(post, "nothing found");
}
}
catch (RateLimitException)
{
Console.WriteLine("\tRate limit hit. Postponing reply until next iteration");
}
catch (Exception e)
{
Console.WriteLine($"\tException occurred with post {RedditHelper.GetFullLink(post.Permalink)}");
Console.WriteLine($"\t{e.Message}\n{e.StackTrace}");
}
}
}
public static async Task ReplyToApprovedPosts()
{
int removed = 0;
foreach (string approvalRequestId in PostsPendingApproval.Keys) //Remove approval requests that have "timed out"
{
if (PostsPendingApproval[approvalRequestId].Force)
{
continue;
}
if ((DateTime.UtcNow - PostsPendingApproval[approvalRequestId].RedditPost.CreatedUTC).TotalMinutes > 30)
{
//Try to remove until we are able (another thread may be accessing it at this time)
bool removeSuccess = PostsPendingApproval.TryRemove(approvalRequestId, out _);
while (!removeSuccess)
{
removeSuccess = PostsPendingApproval.TryRemove(approvalRequestId, out _);
}
removed++;
}
}
if (removed > 0)
{
ConsoleHelper.Write($"\tRemoved {removed} pending auto-replies that got too old", ConsoleColor.Red);
}
List <ApprovalRequest> approvedPosts = PostsPendingApproval.Where(p => p.Value.IsApproved).Select(p => p.Value).ToList();
foreach (ApprovalRequest approvalRequest in approvedPosts)
{
string reply = "";
foreach (MPObject mpObject in approvalRequest.ApprovedResults)
{
Area relatedLocation = approvalRequest.RelatedLocation;
if (!mpObject.Parents.Contains(approvalRequest.RelatedLocation))
{
relatedLocation = null;
}
reply += BotReply.GetFormattedString(new SearchResult(mpObject, relatedLocation));
reply += Markdown.HRule;
}
reply += BotReply.GetBotLinks(approvalRequest.RedditPost);
if (!DryRun)
{
Comment botReplyComment = await RedditHelper.CommentOnPost(approvalRequest.RedditPost, reply);
monitoredComments.Add(new CommentMonitor()
{
Parent = approvalRequest.RedditPost, BotResponseComment = botReplyComment
});
ConsoleHelper.Write($"\tAuto-replied to post {approvalRequest.RedditPost.Id}", ConsoleColor.Green);
BotUtilities.LogOrUpdateSpreadsheet(approvalRequest);
}
//Try to remove until we are able (another thread may be accessing it at this time)
bool removeSuccess = PostsPendingApproval.TryRemove(approvalRequest.RedditPost.Id, out _);
while (!removeSuccess)
{
removeSuccess = PostsPendingApproval.TryRemove(approvalRequest.RedditPost.Id, out _);
}
}
}