.nvimrc

" let g:python_host_prog='/usr/bin/python3'
call plug#begin('~/.config/nvim/plugged')

" Plugins
Plug 'scrooloose/nerdtree', { 'on':  'NERDTreeToggle' }
Plug 'jiangmiao/auto-pairs'
Plug 'tpope/vim-fugitive'
Plug 'airblade/vim-gitgutter'
Plug 'kien/ctrlp.vim'
Plug 'easymotion/vim-easymotion'
" Plug 'vim-airline/vim-airline'
" Plug 'vim-airline/vim-airline-themes'
Plug 'vim-scripts/gmlua.vim', {'for': 'lua'}
Plug 'scrooloose/nerdcommenter'
Plug 'tpope/vim-surround'
Plug 'matze/vim-move'
Plug 'mattn/emmet-vim', {'for': 'javascript'}
Plug 'neovimhaskell/haskell-vim'
Plug 'Valloric/YouCompleteMe', {'for': 'javascript'}
Plug 'SirVer/ultisnips'
Plug 'honza/vim-snippets'
Plug 'elixir-editors/vim-elixir'
" Plug 'takac/vim-hardtime'
Plug 'tikhomirov/vim-glsl'

" Plug 'vim-syntastic/syntastic'
" Plug 'aurieh/discord.nvim'

" Color schemes
" Plug 'dracula/vim'
" Plug 'NLKNguyen/papercolor-theme'
" Plug 'lmintmate/blue-mood-vim'
Plug 'jdkanani/vim-material-theme'

call plug#end()

" Editor settings
syntax on

set t_Co=256
set background=dark
set termguicolors
colorscheme material-theme

let g:mapleader=','

" Show line numbers 
set number

set relativenumber 

" Show invisible characters.
set listchars=tab:→\ ,trail:·,eol:¬,nbsp:_,space:·

" Tabs
filetype plugin indent on
set tabstop=2
set shiftwidth=2
set softtabstop=2
set expandtab

" Enable folding
set foldmethod=indent
set foldlevel=99

" Search things
set hlsearch
set incsearch

" TODO Fix Russian keymap
set keymap=russian-jcukenwin
set iminsert=0
set imsearch=0
highlight lCursor guifg=NONE guibg=Cyan

" NERDCommenter
let g:NERDSpaceDelims = 1

autocmd! BufWritePost .vimrc source %

" Dirty fix for garry's mod
autocmd BufNewFile,BufRead *.lua
  \ autocmd BufWritePost * call timer_start(200, {tid -> execute("! copy /b % +,,")})

autocmd BufNewFile,BufRead *.mjs set syntax=javascript
" autocmd VimEnter,BufNewFile,BufReadPost * silent! call HardMode()

let g:hardtime_default_on = 1

function! RunHaskell()
  execute "0read ! runhaskell" expand('%')
  " execute "new | 0read ! runhaskell" expand('%')
endfunction

autocmd BufNewFile,BufRead *.hs
  \ nnoremap <buffer> <space> :call RunHaskell()<CR>

command! Reload execute "so ~/.config/nvim/init.vim"

" Mappings
inoremap jj <Esc>`^
inoremap <leader>; <C-o>A;
map <C-n> :NERDTreeToggle<CR>
map <Leader> <Plug>(easymotion-prefix)
nmap <S-Enter> <Plug>(easymotion-overwin-f)
nmap <CR> o<Esc>

" Semicolon toggle
nnoremap ;; :call ToggleEndChar(';')<CR>

function! ToggleEndChar(charToMatch)
  s/\v(.)$/\=submatch(1)==a:charToMatch ? '' : submatch(1).a:charToMatch
endfunction

" Window management
map <silent> <C-h> :call WinMove('h')<CR>
map <silent> <C-j> :call WinMove('j')<CR>
map <silent> <C-k> :call WinMove('k')<CR>
map <silent> <C-l> :call WinMove('l')<CR>

function! WinMove(key)
  let t:curwin = winnr()
  exec "wincmd ".a:key
  if (t:curwin == winnr())
    if (match(a:key, '[jk]'))
      wincmd v
    else
      wincmd s
    endif
    exec "wincmd ".a:key
  endif
endfunction

" Search highlight
nnoremap <silent> n n:call HLNext(0.4)<cr>
nnoremap <silent> N N:call HLNext(0.4)<cr>
highlight WhiteOnRed ctermbg=red ctermfg=white

function! HLNext(blinktime)
  let [bufbum, lnum, col, off] = getpos('.')
  let matchlen = strlen(matchstr(strpart(getline('.'), col - 1), @/))
  let target_pat = '\c\%#'.@/
  let blinks = 3
  for n in range(1, blinks)
    let red = matchadd('WhiteOnRed', target_pat, 101)
    redraw
    exec 'sleep ' . float2nr(a:blinktime / (2 * blinks) * 1000) . 'm'
    call matchdelete(red)
    redraw
    exec 'sleep ' . float2nr(a:blinktime / (2 * blinks) * 1000) . 'm'
  endfor
endfunction

" Custom cursor
let &t_ti.="\e[1 q"
let &t_SI.="\e[5 q"
let &t_EI.="\e[1 q"
let &t_te.="\e[0 q"

" Syntastic configuration
let g:syntastic_always_populate_loc_list = 1
let g:syntastic_auto_loc_list = 1
let g:syntastic_check_on_open = 1
let g:syntastic_check_on_wq = 0
let g:syntastic_javascript_checkers = ['eslint']
autocmd FileType javascript let b:syntastic_checkers = ['eslint']

" YCM configutaion
set completeopt-=preview
let g:ycm_add_preview_to_completeopt = 0

" Oni settings
" set shell="bash"
set noshowmode
set noruler
set laststatus=0
set noshowcmd