From 731a40746650de8f87fb710ab471a6ab85eb90d3 Mon Sep 17 00:00:00 2001
From: mikupls <93015331+mikupls@users.noreply.github.com>
Date: Fri, 19 Nov 2021 06:42:53 +0100
Subject: [PATCH] Collapse (sticky) bot comments by default. (#321)

* Collapse bot comments by default.

Comments are considered bot comments if they are posted by a moderator and are stickied. Some false positives are expected.

* Remove unneeded String conversion

Co-authored-by: spikecodes <19519553+spikecodes@users.noreply.github.com>
---
 src/post.rs            | 9 +++++++++
 src/utils.rs           | 1 +
 templates/comment.html | 2 +-
 3 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/post.rs b/src/post.rs
index cf34162..bde5c5b 100644
--- a/src/post.rs
+++ b/src/post.rs
@@ -184,6 +184,14 @@ fn parse_comments(json: &serde_json::Value, post_link: &str, post_author: &str,
 			let id = val(&comment, "id");
 			let highlighted = id == highlighted_comment;
 
+			// Many subreddits have a default comment posted about the sub's rules etc.
+			// Many libreddit users do not wish to see this kind of comment by default.
+			// Reddit does not tell us which users are "bots", so a good heuristic is to
+			// collapse stickied moderator comments.
+			let is_moderator_comment = data["distinguished"].as_str().unwrap_or_default() == "moderator";
+			let is_stickied = data["stickied"].as_bool().unwrap_or_default();
+			let collapsed = is_moderator_comment && is_stickied;
+
 			Comment {
 				id,
 				kind,
@@ -216,6 +224,7 @@ fn parse_comments(json: &serde_json::Value, post_link: &str, post_author: &str,
 				edited,
 				replies,
 				highlighted,
+				collapsed,
 			}
 		})
 		.collect()
diff --git a/src/utils.rs b/src/utils.rs
index 380b976..1e0125a 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -334,6 +334,7 @@ pub struct Comment {
 	pub edited: (String, String),
 	pub replies: Vec<Comment>,
 	pub highlighted: bool,
+	pub collapsed: bool,
 }
 
 #[derive(Template)]
diff --git a/templates/comment.html b/templates/comment.html
index 10d77fe..e258520 100644
--- a/templates/comment.html
+++ b/templates/comment.html
@@ -8,7 +8,7 @@
 		<p class="comment_score" title="{{ score.1 }}">{{ score.0 }}</p>
 		<div class="line"></div>
 	</div>
-	<details class="comment_right" open>
+	<details class="comment_right" {% if collapsed == false %}open{% endif %}>
 		<summary class="comment_data">
 			<a class="comment_author {{ author.distinguished }} {% if author.name == post_author %}op{% endif %}" href="/user/{{ author.name }}">u/{{ author.name }}</a>
 			{% if author.flair.flair_parts.len() > 0 %}