local M = {}

function M.setup()
  local cmp = require 'cmp'

  cmp.setup({
    -- documentation = true,
    sources = {
      { name = 'nvim_lsp' },
      { name = 'nvim_lua' },
      { name = 'buffer' },
      { name = 'path' },
      { name = 'vsnip' },
      -- { name = 'nvim_lsp_signature_help' },
    },
    formatting = {
      format = require 'lspkind'.cmp_format({
        -- mode = 'symbol',
      }),
    },
    window = {
      -- completion = cmp.config.window.bordered(),
      -- documentation = cmp.config.window.bordered(),
    },
    mapping = cmp.mapping.preset.insert({
      ['<CR>'] = cmp.mapping.confirm({ select = false })
    }),
    snippet = {
      expand = function(args)
        -- For `vsnip` user.
        vim.fn['vsnip#anonymous'](args.body) -- For `vsnip` user.
      end
    }
  })
end

return M