From 15bf9075e74ad03dc2d2f51b62790922d17ba617 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?L=C3=A9ana=20=E6=B1=9F?= <leana.jiang+git@icloud.com>
Date: Sat, 12 Jul 2025 20:31:33 +0200
Subject: [PATCH] nvim: mode aware CursorLineNr

---
 .config/nvim/plugin/autocommands.lua | 35 ++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)

diff --git a/.config/nvim/plugin/autocommands.lua b/.config/nvim/plugin/autocommands.lua
index 648a0c1d..bea7e091 100644
--- a/.config/nvim/plugin/autocommands.lua
+++ b/.config/nvim/plugin/autocommands.lua
@@ -42,3 +42,38 @@ vim.api.nvim_create_autocmd("LspProgress", {
     group = vim.api.nvim_create_augroup("UserLspConfig", {}),
     callback = function() require("fidget").setup {} end,
 })
+
+-- Little trick to set the CursorLineNr to colors I like
+-- TODO: maybe upstream this to curry.nvim one day?
+do
+    local cursorLineNr = nil
+    local group = vim.api.nvim_create_augroup("ModeAwareCursorLineNr", {})
+    vim.api.nvim_create_autocmd("Colorscheme", {
+        group = group,
+        callback = function() cursorLineNr = vim.api.nvim_get_hl(0, { name = "CursorLineNr" }) end,
+    })
+
+    vim.api.nvim_create_autocmd("ModeChanged", {
+        pattern = "*:n",
+        group = group,
+        callback = function() vim.api.nvim_set_hl(0, "CursorLineNr", cursorLineNr) end,
+    })
+
+    vim.api.nvim_create_autocmd("ModeChanged", {
+        pattern = "*:i",
+        group = group,
+        callback = function()
+            local function_ = vim.api.nvim_get_hl(0, { name = "Function" })
+            vim.api.nvim_set_hl(0, "CursorLineNr", vim.tbl_deep_extend("force", function_, { reverse = true }))
+        end,
+    })
+
+    vim.api.nvim_create_autocmd("ModeChanged", {
+        pattern = "*:[Vv\22]*",
+        group = group,
+        callback = function()
+            local keyword = vim.api.nvim_get_hl(0, { name = "Keyword" })
+            vim.api.nvim_set_hl(0, "CursorLineNr", vim.tbl_deep_extend("force", keyword, { reverse = true }))
+        end,
+    })
+end