autocmds.lua

-- vim.api.nvim_create_autocmd("VimLeave", {
--   desc = "Stop running auto compiler on leave",
--   group = vim.api.nvim_create_augroup("quit_autocomp", { clear = true }),
--   pattern = "*",
--   callback = function() vim.fn.jobstart { "autocomp", vim.fn.expand "%:p", "stop" } end,
-- })

vim.api.nvim_create_autocmd({ "BufEnter", "BufWinEnter" }, {
  pattern = { "*.tpp" },
  callback = function() vim.opt_local.filetype = "cpp" end,
})

vim.api.nvim_create_autocmd("FileType", {
  desc = "Enable wrap and spell for text like documents",
  group = vim.api.nvim_create_augroup("auto_spell", { clear = true }),
  pattern = { "gitcommit", "markdown", "text", "plaintex" },
  callback = function()
    vim.opt_local.wrap = true
    vim.opt_local.spell = true
  end,
})

vim.api.nvim_create_autocmd("FileType", {
  desc = "conceal level to 2",
  group = vim.api.nvim_create_augroup("neorg coneal", { clear = true }),
  pattern = { "norg" },
  callback = function() vim.opt.conceallevel = 2 end,
})

vim.api.nvim_create_autocmd("User", {
  desc = "Auto hide tabline",
  group = vim.api.nvim_create_augroup("autohide_tabline", { clear = true }),
  pattern = "AstroBufsUpdated",
  callback = function()
    local new_showtabline = #vim.t.bufs > 1 and 2 or 1
    if new_showtabline ~= vim.opt.showtabline:get() then vim.opt.showtabline = new_showtabline end
  end,
})

if vim.env.KITTY_LISTEN_ON then
  local cmd = require("astronvim.utils").cmd

  for _, color in ipairs(vim.fn.split(cmd { "kitty", "@", "get-colors" } or "", "\n")) do
    local orig_bg = color:match "^background%s+(#[0-9a-fA-F]+)$"
    if orig_bg then
      local function set_bg(new_color) cmd { "kitty", "@", "set-colors", ("background=%s"):format(new_color) } end

      local augroup = vim.api.nvim_create_augroup("kitty_background", { clear = true })
      vim.api.nvim_create_autocmd("User", {
        desc = "set kitty background to colorscheme's background",
        pattern = "AstroColorScheme",
        group = augroup,
        callback = function()
          local bg_color = require("astronvim.utils").get_hlgroup("Normal").bg
          if not bg_color or bg_color == "NONE" then
            bg_color = orig_bg
          elseif type(bg_color) == "number" then
            bg_color = string.format("#%06x", bg_color)
          end

          set_bg(bg_color)
        end,
      })

      vim.api.nvim_create_autocmd("VimLeave", {
        desc = "set kitty background back to original background",
        group = augroup, -- add autocmd to augroup
        callback = function() set_bg(orig_bg) end,
      })
      break
    end
  end
end