-- local lsp = require('lsp-zero')

local lsp_zero = require('lsp-zero')
local cmp = require('cmp')
require("luasnip.loaders.from_vscode").lazy_load()

lsp_zero.preset('recommended')
lsp_zero.setup()
lsp_zero.on_attach(function(client, bufnr)
  -- see :help lsp-zero-keybindings
  -- to learn the available actions
  lsp_zero.default_keymaps({buffer = bufnr})
end)

require('mason').setup({})
require('mason-lspconfig').setup({
  -- Replace the language servers listed here 
  -- with the ones you want to install
  ensure_installed = {'tsserver', 'rust_analyzer', 'eslint'},
  handlers = {
    lsp_zero.default_setup,
  },
})



--require('tabnine').setup({
--  disable_auto_comment=true,
--  accept_keymap="<Tab>",
--  dismiss_keymap = "<C-]>",
--  debounce_ms = 800,
--  suggestion_color = {gui = "#808080", cterm = 244},
--  execlude_filetypes = {"TelescopePrompt"}
--})

cmp.setup({
  snippet = {
    expand = function(args)
      require('luasnip').lsp_expand(args.body)
    end,
  },
  window = {
  },
  mapping = cmp.mapping.preset.insert({
    ['<C-b>'] = cmp.mapping.scroll_docs(-4),
    ['<C-f>'] = cmp.mapping.scroll_docs(4),
    ['<C-Space>'] = cmp.mapping.complete(),
    ['<C-e>'] = cmp.mapping.abort(),
    ['<CR>'] = cmp.mapping.confirm({ select = true }), -- Accept currently selected item. Set `select` to `false` to only confirm explicitly selected items.
  }),
  sources = cmp.config.sources({
    { name = 'nvim_lsp' },
    { name = 'luasnip' },
  }, {
    { name = 'buffer' },
  })
})

function PrintDiagnostics(opts, bufnr, line_nr, client_id)
  bufnr = bufnr or 0
  line_nr = line_nr or (vim.api.nvim_win_get_cursor(0)[1] - 1)
  opts = opts or { ['lnum'] = line_nr }

  local line_diagnostics = vim.diagnostic.get(bufnr, opts)
  if vim.tbl_isempty(line_diagnostics) then return end

  local diagnostic_message = ""
  for i, diagnostic in ipairs(line_diagnostics) do
    diagnostic_message = diagnostic_message .. string.format("%d: %s", i, diagnostic.message or "")
    print(diagnostic_message)
    if i ~= #line_diagnostics then
      diagnostic_message = diagnostic_message .. "\n"
    end
  end
  vim.api.nvim_echo({ { diagnostic_message, "Normal" } }, false, {})
end

vim.cmd [[ autocmd! CursorHold * lua PrintDiagnostics() ]]