From eaeece81770498aa2e898597a5c2091ee1bf3980 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Thu, 16 Sep 2021 17:55:22 +0530
Subject: [PATCH] Use the repeat escape code for progress bar rendering

---
 kittens/transfer/send.py  |  2 +-
 kittens/tui/operations.py |  5 +++++
 kittens/tui/progress.py   | 18 +++++++++++-------
 3 files changed, 17 insertions(+), 8 deletions(-)

diff --git a/kittens/transfer/send.py b/kittens/transfer/send.py
index 6fc114b5e..d5821b2b3 100644
--- a/kittens/transfer/send.py
+++ b/kittens/transfer/send.py
@@ -582,7 +582,7 @@ class Send(Handler):
             af = self.manager.active_file
             now = monotonic()
             if af is None:
-                self.write('─' * self.screen_size.width)
+                self.cmd.repeat('─', self.screen_size.width)
             else:
                 self.draw_progress_for_current_file(af, spinner_char=sc)
             self.print()
diff --git a/kittens/tui/operations.py b/kittens/tui/operations.py
index 8cd8fff99..91f5ebcb4 100644
--- a/kittens/tui/operations.py
+++ b/kittens/tui/operations.py
@@ -114,6 +114,11 @@ def without_line_wrap(write: Callable[[str], None]) -> Generator[None, None, Non
         write(set_line_wrapping(True))
 
 
+@cmd
+def repeat(char: str, count: int) -> str:
+    return f'{char}\x1b[{abs(count)}b'
+
+
 @cmd
 def set_cursor_visible(yes_or_no: bool) -> str:
     return set_mode(Mode.DECTCEM) if yes_or_no else reset_mode(Mode.DECTCEM)
diff --git a/kittens/tui/progress.py b/kittens/tui/progress.py
index 4d252d8c6..73ff724a2 100644
--- a/kittens/tui/progress.py
+++ b/kittens/tui/progress.py
@@ -3,7 +3,7 @@
 # License: GPLv3 Copyright: 2021, Kovid Goyal <kovid at kovidgoyal.net>
 
 
-from .operations import styled
+from .operations import styled, repeat
 
 
 def render_progress_bar(frac: float, width: int = 80) -> str:
@@ -12,28 +12,32 @@ def render_progress_bar(frac: float, width: int = 80) -> str:
     if frac <= 0:
         return styled('🬋' * width, dim=True)
     w = frac * width
-    overhang = w - int(w)
-    filled = '🬋' * int(w)
+    fl = int(w)
+    overhang = w - fl
+    filled = repeat('🬋', fl)
     if overhang < 0.2:
         needs_break = True
     elif overhang < 0.8:
         filled += '🬃'
+        fl += 1
         needs_break = False
     else:
-        if len(filled) < width - 1:
+        if fl < width - 1:
             filled += '🬋'
+            fl += 1
             needs_break = True
         else:
             filled += '🬃'
+            fl += 1
             needs_break = False
     ans = styled(filled, fg='blue')
     unfilled = ''
-    if width > len(filled):
+    if width > fl:
         if needs_break:
             unfilled += '🬇'
-    filler = width - len(filled) - len(unfilled)
+    filler = width - fl - len(unfilled)
     if filler > 0:
-        unfilled += '🬋' * filler
+        unfilled += repeat('🬋', filler)
     if unfilled:
         ans += styled(unfilled, dim=True)
     return ans