From b017ae0f685e3d62cf15812f3ab4f68cee8251ed Mon Sep 17 00:00:00 2001
From: MarkZaytsev <markzaytsevdev@gmail.com>
Date: Sat, 27 Jul 2024 23:33:51 +0700
Subject: [PATCH] feat: displaying filter shortcut in help menu instead of
 "{widget}.help"

---
 yazi-config/src/keymap/keymap.rs | 12 ++++++++++++
 yazi-fm/src/help/layout.rs       |  7 ++++---
 2 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/yazi-config/src/keymap/keymap.rs b/yazi-config/src/keymap/keymap.rs
index f5542281..73187dce 100644
--- a/yazi-config/src/keymap/keymap.rs
+++ b/yazi-config/src/keymap/keymap.rs
@@ -30,6 +30,18 @@ impl Keymap {
 			Layer::Which => unreachable!(),
 		}
 	}
+	
+	pub fn get_shortcut_for_command(&self, cmd_name: &str, layer: Layer) -> Option<String> {
+		let control = self
+			.get(layer)
+			.iter()
+			.find(|&c| c.run.iter().any(|cmd| cmd.name.eq(cmd_name)));
+
+		match control {
+			Some(c) => Some(c.on()),
+			None => None
+		}
+	}
 }
 
 impl FromStr for Keymap {
diff --git a/yazi-fm/src/help/layout.rs b/yazi-fm/src/help/layout.rs
index 2bbfdeba..82bb7be7 100644
--- a/yazi-fm/src/help/layout.rs
+++ b/yazi-fm/src/help/layout.rs
@@ -1,6 +1,6 @@
 use ratatui::{buffer::Buffer, layout::{self, Constraint, Rect}, text::Line, widgets::Widget};
-use yazi_config::THEME;
-
+use yazi_config::{KEYMAP, THEME};
+use yazi_shared::Layer;
 use super::Bindings;
 use crate::Ctx;
 
@@ -18,8 +18,9 @@ impl<'a> Widget for Layout<'a> {
 		yazi_plugin::elements::Clear::default().render(area, buf);
 
 		let chunks = layout::Layout::vertical([Constraint::Fill(1), Constraint::Length(1)]).split(area);
+		let filter_key = KEYMAP.get_shortcut_for_command("filter", Layer::Help).unwrap_or_else(|| "[undefined]".into());
 		Line::styled(
-			help.keyword().unwrap_or_else(|| format!("{}.help", help.layer)),
+			help.keyword().unwrap_or_else(|| format!("{}.help (press {} to filter)", help.layer, filter_key)),
 			THEME.help.footer,
 		)
 		.render(chunks[1], buf);