return {
  "hrsh7th/nvim-cmp",
  event = { "InsertEnter", "CmdlineEnter" },
  opts = function(_, opts)
    local cmp = require("cmp")

    opts.mapping = vim.tbl_extend("force", opts.mapping, {
      ["<C-Space>"] = cmp.mapping.confirm({
        behavior = cmp.ConfirmBehavior.Insert,
        select = true,
      }),
      ["<CR>"] = cmp.mapping({
        i = function(fallback)
          if cmp.visible() and cmp.get_active_entry() then
            cmp.confirm({ behavior = cmp.ConfirmBehavior.Replace, select = false })
          else
            fallback()
          end
        end,
        s = cmp.mapping.confirm({ select = true }),
        c = cmp.mapping.confirm({ behavior = cmp.ConfirmBehavior.Replace, select = true }),
      }),
    })
  end,
}