From ebb4aef84fc738645c161f47c09508c9d1d067fe Mon Sep 17 00:00:00 2001
From: Lipman <cn.jlu.lp.5212@gmail.com>
Date: Thu, 15 Aug 2024 16:37:04 +0800
Subject: [PATCH] fix: adjust `offset` value after resizing window (#1458)

---
 yazi-fs/src/folder.rs | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/yazi-fs/src/folder.rs b/yazi-fs/src/folder.rs
index d6be6652..38f8ba5a 100644
--- a/yazi-fs/src/folder.rs
+++ b/yazi-fs/src/folder.rs
@@ -73,6 +73,7 @@ impl Folder {
 		};
 
 		self.sync_page(false);
+		self.adjust_offset();
 		self.tracing |= b;
 		b
 	}
@@ -103,6 +104,18 @@ impl Folder {
 		}
 	}
 
+	pub fn adjust_offset(&mut self) {
+		let len = self.files.len();
+		let limit = LAYOUT.load().current.height as usize;
+		let scrolloff = (limit / 2).min(MANAGER.scrolloff as usize);
+		let max_offset = (self.offset + limit).saturating_sub(scrolloff).min(len);
+
+		let new_offset =
+			if self.cursor >= max_offset { self.cursor - limit + scrolloff } else { self.offset };
+
+		self.offset = new_offset.min(len.saturating_sub(limit));
+	}
+
 	fn next(&mut self, step: Step) -> bool {
 		let old = (self.cursor, self.offset);
 		let len = self.files.len();