local cmp = require'cmp'

cmp.setup({
    snippet = {
	expand = function(args)
	   -- vim.fn["UltiSnips#ExpandSnippet"]()
	   vim.fn["UltiSnips#Anon"](args.body) -- previous one mostly works
	end,
   },
    mapping = cmp.mapping.preset.insert({
	['<C-k>'] = cmp.mapping.select_prev_item(),
	['<C-j>'] = cmp.mapping.select_next_item(), 
	['<C-b>'] = cmp.mapping.scroll_docs(-4),
	['<C-f>'] = cmp.mapping.scroll_docs(4),
	['<C-Space>'] = cmp.mapping.complete(),
	['<C-e>'] = cmp.mapping.abort(),
	['<tab>'] = cmp.mapping.confirm({ select = true }),
   }),
   sources = cmp.config.sources({
     { name = 'nvim_lsp' },
      { name = 'ultisnips' },
   }, {
     { name = 'buffer' },
   })
 })


cmp.setup.cmdline({ '/', '?' }, {
  mapping = cmp.mapping.preset.cmdline(),
  sources = {
    { name = 'buffer' }
  }
})

cmp.setup.cmdline(':', {
  mapping = cmp.mapping.preset.cmdline(),
  sources = cmp.config.sources({
    { name = 'path' }
  }, {
    { name = 'cmdline' }
  }),
  matching = { disallow_symbol_nonprefix_matching = false }
})

vim.lsp.config.clangd = {
  cmd = { 'clangd', '--background-index' },
  root_markers = { 'compile_commands.json', 'compile_flags.txt', '.clangd' },
  filetypes = { 'c', 'cpp' },
}

vim.lsp.enable({'clangd'})

vim.lsp.enable('pyright')