Nvim: add ability to switch between dark and light theme

home/.config/nvim/lazy-lock.json

@@ -1,6 +1,7 @@
 {
   "LuaSnip": { "branch": "master", "commit": "2dbef19461198630b3d7c39f414d09fb07d1fdd2" },
   "alpha-nvim": { "branch": "main", "commit": "4b36c1ca9ea475bdc006896657cf1ccc486aeffa" },
+  "auto-dark-mode.nvim": { "branch": "master", "commit": "76e8d40d1e1544bae430f739d827391cbcb42fcc" },
   "bufferline.nvim": { "branch": "main", "commit": "6c456b888823d9e4832aa91c482bccd19445c009" },
   "cder.nvim": { "branch": "main", "commit": "07c9e3e8324ee7c3ffde493c1612aca0be5255d0" },
   "cmp-buffer": { "branch": "main", "commit": "3022dbc9166796b644a841a02de8dd1cc1d311fa" },

home/.config/nvim/lua/plugins/kanagawa.lua

@@ -2,6 +2,7 @@
 --- @type LazyPluginSpec
 return {
   "rebelot/kanagawa.nvim",
+  dependencies = { { "f-person/auto-dark-mode.nvim", config = true } },
   --- @type KanagawaConfig
   opts = {
     compile = true,

home/.config/nvim/lua/plugins/which-key.lua

@@ -1,6 +1,16 @@
 -- Display possible keybinds
 -- Here I have also defined some generic keybinds
 -- Plugin specific keybinds are set up in plugin configuration file
+
+local function toggle_theme()
+  local current_theme = vim.fn.eval("&background")
+  if current_theme == "dark" then
+    vim.cmd("set background=light")
+  else
+    vim.cmd("set background=dark")
+  end
+end
+
 --- @type LazyPluginSpec
 return {
   "folke/which-key.nvim",
@@ -10,6 +20,7 @@ return {
 
     wk.register({
       h = { "<cmd>nohlsearch<cr>", "Turn off search highlight" },
+      b = { toggle_theme, "Toggle background between dark and light" },
     }, { prefix = "<leader>" })
 
     wk.register({