-- Autocompletion
return {
  'hrsh7th/nvim-cmp',
  event = 'InsertEnter',
  dependencies = {
    {
      'L3MON4D3/LuaSnip',
      build = (function()
        if vim.fn.has 'win32' == 1 or vim.fn.executable 'make' == 0 then
          return
        end
        return 'make install_jsregexp'
      end)(),
      config = function()
        require('luasnip.loaders.from_lua').load { paths = { '~/.config/nvim/snippets/' } }
      end,
    },
    'saadparwaiz1/cmp_luasnip',
    'hrsh7th/cmp-nvim-lsp',
    'hrsh7th/cmp-path',
  },
  config = function()
    local cmp = require 'cmp'
    local luasnip = require 'luasnip'
    luasnip.config.setup {}

    cmp.setup {
      snippet = {
        expand = function(args)
          luasnip.lsp_expand(args.body)
        end,
      },
      completion = { completeopt = 'menu,menuone,noinsert' },
      preselect = require('cmp').PreselectMode.None,
      mapping = cmp.mapping.preset.insert {
        ['<C-n>'] = cmp.mapping.select_next_item(),
        ['<C-p>'] = cmp.mapping.select_prev_item(),
        ['<C-j>'] = cmp.mapping.select_next_item(),
        ['<C-k>'] = cmp.mapping.select_prev_item(),
        ['<C-b>'] = cmp.mapping.scroll_docs(-4),
        ['<C-f>'] = cmp.mapping.scroll_docs(4),
        ['<Tab>'] = cmp.mapping(function(fallback)
          if cmp.visible() then
            cmp.confirm({ select = true })
          elseif luasnip.expand_or_locally_jumpable() then
            luasnip.expand_or_jump()
          else
            fallback()
          end
        end, { 'i', 's' }),
        ['<C-Space>'] = cmp.mapping.complete {},
        ['<C-l>'] = cmp.mapping(function()
          if luasnip.expand_or_locally_jumpable() then
            luasnip.expand_or_jump()
          end
        end, { 'i', 's' }),
        ['<C-h>'] = cmp.mapping(function()
          if luasnip.locally_jumpable(-1) then
            luasnip.jump(-1)
          end
        end, { 'i', 's' }),
      },
      sources = {
        {
          name = 'lazydev',
          group_index = 0,
        },
        { name = 'luasnip', priority = 1000 },
        { name = 'nvim_lsp', priority = 800 },
        { name = 'path', priority = 300 },
      },
    }
  end,
}