init.vim

call plug#begin()
Plug 'Shougo/deoplete.nvim', { 'do': ':UpdateRemotePlugins' }
Plug 'SirVer/ultisnips'
Plug 'arcticicestudio/nord-vim'
Plug 'autozimu/LanguageClient-neovim', { 'branch': 'next', 'do': 'bash install.sh' }
Plug 'dense-analysis/ale'
Plug 'godlygeek/tabular'
Plug 'honza/vim-snippets'
Plug 'jiangmiao/auto-pairs'
Plug 'jpo/vim-railscasts-theme'
Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': './install --all' }
Plug 'junegunn/fzf.vim'
Plug 'roxma/nvim-completion-manager'
Plug 'ryanoasis/vim-devicons'
Plug 'scrooloose/nerdtree'
Plug 'slim-template/vim-slim'
Plug 'tpope/vim-bundler'
Plug 'tpope/vim-commentary'
Plug 'tpope/vim-dispatch'
Plug 'tpope/vim-endwise'
Plug 'tpope/vim-projectionist'
Plug 'tpope/vim-rails'
Plug 'vim-ruby/vim-ruby'
call plug#end()

set number
if (has("termguicolors"))
 set termguicolors
endif
syntax enable
"colorscheme nord
colorscheme railscasts

" Config NERDTree
let g:NERDTreeShowHidden = 1
let g:NERDTreeMinimalUI = 1
let g:NERDTreeIgnore = []
let g:NERDTreeStatusline = ''
" Automaticaly close nvim if NERDTree is only thing left open
autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTree") && b:NERDTree.isTabTree()) | q | endif
" Toggle
nnoremap <silent> <C-b> :NERDTreeToggle<CR>

" Config Terminal
" open new split panes to right and below
set splitright
set splitbelow
" turn terminal to normal mode with escape
tnoremap <Esc> <C-\><C-n>
" start terminal in insert mode
au BufEnter * if &buftype == 'terminal' | :startinsert | endif
" open terminal on ctrl+n
function! OpenTerminal()
  split term://bash
  resize 10
endfunction
nnoremap <c-n> :call OpenTerminal()<CR><Paste>

" Config Control+P
nnoremap <C-p> :FZF<CR>
let g:fzf_action = {
  \ 'ctrl-t': 'tab split',
  \ 'ctrl-s': 'split',
  \ 'ctrl-v': 'vsplit'
  \}
let $FZF_DEFAULT_COMMAND = 'ag -g ""'

" Ale config
let g:ale_fixers = {
      \    'ruby': ['rubocop'],
      \}
let g:ale_fix_on_save = 1

function! LinterStatus() abort
  let l:counts = ale#statusline#Count(bufnr(''))

  let l:all_errors = l:counts.error + l:counts.style_error
  let l:all_non_errors = l:counts.total - l:all_errors

  return l:counts.total == 0 ? '✨ all good ✨' : printf(
        \   '😞 %dW %dE',
        \   all_non_errors,
        \   all_errors
        \)
endfunction

set statusline=
set statusline+=%m
set statusline+=\ %f
set statusline+=%=
set statusline+=\ %{LinterStatus()}

" Config deoplete
let g:deoplete#enable_at_startup = 1
inoremap <silent><expr> <TAB>
      \ pumvisible() ? "\<C-n>" :
      \ <SID>check_back_space() ? "\<TAB>" :
      \ deoplete#mappings#manual_complete()
function! s:check_back_space() abort "{{{
  let col = col('.') - 1
  return !col || getline('.')[col - 1]  =~ '\s'
endfunction"}}}

" Config LanuageClient
" Required for operations modifying multiple buffers like rename.
set hidden

let g:LanguageClient_serverCommands = {
    \ 'rust': ['~/.cargo/bin/rustup', 'run', 'stable', 'rls'],
    \ 'javascript': ['/usr/local/bin/javascript-typescript-stdio'],
    \ 'javascript.jsx': ['tcp://127.0.0.1:2089'],
    \ 'python': ['/usr/local/bin/pyls'],
    \ 'ruby': ['./solargraph', 'stdio'],
    \ }

" note that if you are using Plug mapping you should not use `noremap` mappings.
noremap <F5> <Plug>(lcn-menu)
" Or map each action separately
noremap <silent>K <Plug>(lcn-hover)
noremap <silent> gd <Plug>(lcn-definition)
noremap <silent> <F2> <Plug>(lcn-rename)

" Config Ultisnips
" Trigger configuration. Do not use <tab> if you use https://github.com/Valloric/YouCompleteMe.
let g:UltiSnipsExpandTrigger="<tab>"
let g:UltiSnipsJumpForwardTrigger="<c-b>"
let g:UltiSnipsJumpBackwardTrigger="<c-z>"

" If you want :UltiSnipsEdit to split your window.
let g:UltiSnipsEditSplit="vertical"