function show_diagnostic()
	for _, winid in pairs(vim.api.nvim_tabpage_list_wins(0)) do
      if vim.api.nvim_win_get_config(winid).zindex then
        return
      end
    end
    -- THIS IS FOR BUILTIN LSP
    vim.diagnostic.open_float(0, {
      scope = "cursor",
      focusable = false,
      close_events = {
        "CursorMoved",
        "CursorMovedI",
        "BufHidden",
        "InsertCharPre",
        "WinLeave",
      },
    })
end

vim.api.nvim_create_autocmd("LspAttach", {
	group = vim.api.nvim_create_augroup("lsp", { clear = true }),
	callback = function (args)
		vim.api.nvim_create_autocmd("BufWritePre", {
			buffer = args.buf,
			callback = function ()
				vim.lsp.buf.format { async = false, id = args.data.client_id }
			end,
		})

		vim.api.nvim_create_autocmd("CursorHold", {
			pattern = '*',
			callback = show_diagnostic
		})
	end
})

vim.lsp.enable('clangd')

local capabilities = require('cmp_nvim_lsp').default_capabilities()
vim.lsp.config('clangd', {
	capabilities = capabilities
})