From 304253e4c637fd5fc92cbc50707993130615808a Mon Sep 17 00:00:00 2001
From: bhagwan <bhagwan@disroot.org>
Date: Mon, 16 Dec 2024 13:21:37 -0800
Subject: [PATCH] fix: border scrollbar with `termguicolors` (closes #1571)

---
 lua/fzf-lua/win.lua | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/lua/fzf-lua/win.lua b/lua/fzf-lua/win.lua
index 92086a833..243a510ee 100644
--- a/lua/fzf-lua/win.lua
+++ b/lua/fzf-lua/win.lua
@@ -533,9 +533,17 @@ function FzfWin:new(o)
         local hlgroup = "FzfLuaScrollBorderBackCompat"
         self.hls.scrollfloat_f = hlgroup
         if utils.__HAS_NVIM_07 then
-          vim.api.nvim_set_hl(0, hlgroup, { default = false, fg = bg, bg = fg })
+          vim.api.nvim_set_hl(0, hlgroup,
+            vim.o.termguicolors and { default = false, fg = bg, bg = fg }
+            or { default = false, ctermfg = tonumber(bg), ctermbg = tonumber(fg) })
         else
-          vim.cmd(string.format("hi! %s guifg=%s guibg=%s", hlgroup, bg, fg))
+          if vim.o.termguicolors then
+            vim.cmd(string.format("hi! %s guifg=%s guibg=%s", hlgroup, bg, fg))
+          else
+            vim.cmd(string.format("hi! %s %s %s", hlgroup,
+              tonumber(bg) and "ctermfg=" .. tostring(bg),
+              tonumber(fg) and "ctermbg=" .. tostring(fg)))
+          end
         end
       end
     end