From 97ccfc858e8ed5c276ba040bfb6ece30a1d18473 Mon Sep 17 00:00:00 2001
From: xpa <xpadev@gmail.com>
Date: Thu, 16 Mar 2023 14:12:00 +0900
Subject: [PATCH] feat: comment limit

(cherry picked from commit a46c4b2cef35593b2718f06cffe03934d9d4d593)
---
 src/@types/config.d.ts   |  2 ++
 src/definition/config.ts |  2 ++
 src/main.ts              | 11 ++++++++++-
 3 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/src/@types/config.d.ts b/src/@types/config.d.ts
index 3b8456a0..f4fb9a01 100644
--- a/src/@types/config.d.ts
+++ b/src/@types/config.d.ts
@@ -60,6 +60,8 @@ type BaseConfig = {
   letterSpacing: number;
   scriptCharOffset: number;
   plugins: IPluginConstructor[];
+  commentLimit: number | undefined;
+  hideCommentOrder: "asc" | "desc";
 };
 
 export type Config = Partial<BaseConfig>;
diff --git a/src/definition/config.ts b/src/definition/config.ts
index bbaf0b64..2cecf99e 100644
--- a/src/definition/config.ts
+++ b/src/definition/config.ts
@@ -270,6 +270,8 @@ const initConfig = () => {
     },
     letterSpacing: 1,
     scriptCharOffset: 0.12,
+    commentLimit: undefined,
+    hideCommentOrder: "asc",
   };
 };
 
diff --git a/src/main.ts b/src/main.ts
index 6c160a51..3d9c5a23 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -475,7 +475,16 @@ class NiconiComments {
     }
 
     if (timelineRange) {
-      for (const comment of timelineRange) {
+      const targetComment = (() => {
+        if (config.commentLimit === undefined) {
+          return timelineRange;
+        }
+        if (config.hideCommentOrder === "asc") {
+          return timelineRange.slice(-config.commentLimit);
+        }
+        return timelineRange.slice(0, config.commentLimit);
+      })();
+      for (const comment of targetComment) {
         if (comment.invisible) {
           continue;
         }