From 80ce6946f79778d2ee83d5de4a4664b6d5a1aeb8 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Sat, 12 Jul 2025 08:34:15 +0530
Subject: [PATCH] Show a spinner while scanning/scoring is in progress

---
 kittens/choose_files/main.go    |  3 ++-
 kittens/choose_files/results.go | 15 ++++++++++++---
 2 files changed, 14 insertions(+), 4 deletions(-)

diff --git a/kittens/choose_files/main.go b/kittens/choose_files/main.go
index e34da0d78..2a0b63180 100644
--- a/kittens/choose_files/main.go
+++ b/kittens/choose_files/main.go
@@ -206,6 +206,7 @@ type Handler struct {
 	err_chan         chan error
 	shortcut_tracker config.ShortcutTracker
 	msg_printer      *message.Printer
+	spinner          *tui.Spinner
 }
 
 func (h *Handler) draw_screen() (err error) {
@@ -736,7 +737,7 @@ func main(_ *cli.Command, opts *Options, args []string) (rc int, err error) {
 		return 1, err
 	}
 	lp.MouseTrackingMode(loop.FULL_MOUSE_TRACKING)
-	handler := Handler{lp: lp, err_chan: make(chan error, 8), msg_printer: message.NewPrinter(utils.LanguageTag())}
+	handler := Handler{lp: lp, err_chan: make(chan error, 8), msg_printer: message.NewPrinter(utils.LanguageTag()), spinner: tui.NewSpinner("dots")}
 	handler.rl = readline.New(lp, readline.RlInit{
 		Prompt: "> ", ContinuationPrompt: ". ", Completer: handler.complete_save_prompt,
 	})
diff --git a/kittens/choose_files/results.go b/kittens/choose_files/results.go
index 7544326b7..e3773d221 100644
--- a/kittens/choose_files/results.go
+++ b/kittens/choose_files/results.go
@@ -242,7 +242,7 @@ func (h *Handler) draw_list_of_results(matches *SortedResults, y, height int) (n
 	return len(columns), num_shown
 }
 
-func (h *Handler) draw_num_of_matches(num_shown, y int) {
+func (h *Handler) draw_num_of_matches(num_shown, y int, in_progress bool) {
 	m := ""
 	switch h.state.last_render.num_matches {
 	case 0:
@@ -251,7 +251,13 @@ func (h *Handler) draw_num_of_matches(num_shown, y int) {
 		m = fmt.Sprintf(" %d of %s matches ", min(num_shown, h.state.last_render.num_matches), h.msg_printer.Sprint(h.state.last_render.num_matches))
 	}
 	w := int(math.Ceil(float64(wcswidth.Stringwidth(m)) / 2.0))
-	h.lp.MoveCursorTo(h.screen_size.width-w-2, y)
+	spinner := ""
+	spinner_width := 0
+	if in_progress {
+		spinner = h.spinner.Tick()
+		spinner_width = 1 + wcswidth.Stringwidth(spinner)
+	}
+	h.lp.MoveCursorTo(h.screen_size.width-w-spinner_width-2, y)
 	st := loop.SizedText{Subscale_denominator: 2, Subscale_numerator: 1, Vertical_alignment: 2, Width: 1}
 	graphemes := wcswidth.SplitIntoGraphemes(m)
 	for len(graphemes) > 0 {
@@ -263,6 +269,9 @@ func (h *Handler) draw_num_of_matches(num_shown, y int) {
 		}
 		h.lp.DrawSizedText(s, st)
 	}
+	if spinner != "" {
+		h.lp.QueueWriteString(spinner)
+	}
 }
 
 func (h *Handler) draw_results(y, bottom_margin int, matches *SortedResults, in_progress bool) (height int) {
@@ -285,7 +294,7 @@ func (h *Handler) draw_results(y, bottom_margin int, matches *SortedResults, in_
 	}
 	h.state.last_render.num_matches = num
 	h.state.last_render.num_shown = num_shown
-	h.draw_num_of_matches(h.state.last_render.num_of_slots*num_cols, y+height-2)
+	h.draw_num_of_matches(h.state.last_render.num_of_slots*num_cols, y+height-2, in_progress)
 	return
 }