init.vim

let vimplug_exists=expand('~/.config/nvim/autoload/plug.vim')
if !filereadable(vimplug_exists)
  if !executable("curl")
    echoerr "You have to install curl or first install vim-plug yourself!"
    execute "q!"
  endif
  echo "Installing Vim-Plug..."
  echo ""
  silent exec "!\curl -fLo " . vimplug_exists . " --create-dirs https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim"
  let g:not_finish_vimplug = "yes"

  autocmd VimEnter * PlugInstall
endif

call plug#begin(expand('~/.config/nvim/vendor'))
Plug 'neoclide/coc.nvim', {'branch': 'release'}
Plug 'tpope/vim-sensible'                   " commom configuration
Plug 'tpope/vim-fugitive'                   " git wrapper
Plug 'tpope/vim-commentary'                 " comments lines and blocks
call plug#end()

let g:python3_host_prog = '/usr/bin/python3'


set hidden
set nobackup
set nowritebackup
set cmdheight=2
set updatetime=300
set shortmess+=c

if has("nvim-0.5.0") || has("patch-8.1.1564")
  set signcolumn=number
else
  set signcolumn=yes
endif


" Keymap {{
inoremap <silent><expr> <TAB>
      \ pumvisible() ? "\<C-n>" :
      \ <SID>check_back_space() ? "\<TAB>" :
      \ coc#refresh()
inoremap <expr><S-TAB> pumvisible() ? "\<C-p>" : "\<C-h>"

function! s:check_back_space() abort
  let col = col('.') - 1
  return !col || getline('.')[col - 1]  =~# '\s'
endfunction


nmap <leader>e <Cmd>CocCommand explorer<CR>

nmap <leader>rn <Plug>(coc-rename) "Symbol renaming.
xmap <leader>f  <Plug>(coc-format-selected) "Formatting selected code.
nmap <leader>f  <Plug>(coc-format-selected)
" Make <CR> auto-select the first completion item and notify coc.nvim to
" format on enter, <cr> could be remapped by other vim plugin
inoremap <silent><expr> <cr> pumvisible() ? coc#_select_confirm()
                              \: "\<C-g>u\<CR>\<c-r>=coc#on_enter()\<CR>"

" Use `[g` and `]g` to navigate diagnostics
" Use `:CocDiagnostics` to get all diagnostics of current buffer in location list.
nmap <silent> [g <Plug>(coc-diagnostic-prev)
nmap <silent> ]g <Plug>(coc-diagnostic-next)

" GoTo code navigation.
nmap <silent> gd <Plug>(coc-definition)
nmap <silent> gy <Plug>(coc-type-definition)
nmap <silent> gi <Plug>(coc-implementation)
nmap <silent> gr <Plug>(coc-references)

" Use K to show documentation in preview window.
nnoremap <silent> K :call <SID>show_documentation()<CR>

function! s:show_documentation()
  if (index(['vim','help'], &filetype) >= 0)
    execute 'h '.expand('<cword>')
  elseif (coc#rpc#ready())
    call CocActionAsync('doHover')
  else
    execute '!' . &keywordprg . " " . expand('<cword>')
  endif
endfunction

" Highlight the symbol and its references when holding the cursor.
autocmd CursorHold * silent call CocActionAsync('highlight')
" }}

" Color {{
augroup MyColors
	autocmd!
	autocmd ColorScheme * highlight CocFloating ctermbg=0
			  \ | highlight Pmenu ctermbg=gray
augroup END

colorscheme industry
" }}