NVim config for web development

init.vim

call plug#begin("~/.vim/plugged")
  " Theme
  Plug 'mhartington/oceanic-next'
  " Language Client
  Plug 'neoclide/coc.nvim', {'branch': 'release'}
  let g:coc_global_extensions = ['coc-emmet', 'coc-css', 'coc-html', 'coc-json', 'coc-prettier']
  
  " File Explorer with Icons
  Plug 'scrooloose/nerdtree'
  Plug 'ryanoasis/vim-devicons'

  " File Search
  Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': './install --all' }
  Plug 'junegunn/fzf.vim'

  " Delimiter brackets
  Plug 'Raimondi/delimitMate'

  " Vim airline status bar
  Plug 'vim-airline/vim-airline'
  Plug 'vim-airline/vim-airline-themes'

  Plug 'majutsushi/tagbar'

  " Linting
  Plug 'w0rp/ale'
  Plug 'hail2u/vim-css3-syntax'
  Plug 'gorodinskiy/vim-coloresque'
  Plug 'tpope/vim-haml'
  Plug 'mattn/emmet-vim'
  Plug 'jiangmiao/auto-pairs'
  Plug  'tpope/vim-commentary'

  " javascript
  Plug 'jelera/vim-javascript-syntax'
  Plug 'othree/yajs.vim'
  Plug 'pangloss/vim-javascript'
  Plug 'mxw/vim-jsx'
  Plug 'tpope/vim-surround'

  " Deoplete
  if has('nvim')
    Plug 'Shougo/deoplete.nvim', { 'do': ':UpdateRemotePlugins' }
  else
    Plug 'Shougo/deoplete.nvim'
    Plug 'roxma/nvim-yarp'
    Plug 'roxma/vim-hug-neovim-rpc'
  endif
call plug#end()

" Deoplete config enable
let g:deoplete#enable_at_startup = 1

" For Neovim 0.1.3 and 0.1.4
let $NVIM_TUI_ENABLE_TRUE_COLOR=1

" Or if you have Neovim >= 0.1.5
if (has("termguicolors"))
 set termguicolors
endif

" Theme
" Enable theming support
syntax enable
colorscheme OceanicNext

" Enable number lines
set number relativenumber

" 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>

"fzf
nnoremap <C-p> :FZF<CR>
let g:fzf_action = {
  \ 'ctrl-t': 'tab split',
  \ 'ctrl-s': 'split',
  \ 'ctrl-v': 'vsplit'
  \}
" requires silversearcher-ag
" used to ignore gitignore files
let $FZF_DEFAULT_COMMAND = 'ag -g ""'

" open new split panes to right and below
set splitright
set splitbelow

" turn terminal to normal mode with escape
tnoremap <Esc> <C-\><C-n>

" use alt+hjkl to move between split/vsplit panels
tnoremap <A-h> <C-\><C-n><C-w>h
tnoremap <A-j> <C-\><C-n><C-w>j
tnoremap <A-k> <C-\><C-n><C-w>k
tnoremap <A-l> <C-\><C-n><C-w>l
nnoremap <A-h> <C-w>h
nnoremap <A-j> <C-w>j
nnoremap <A-k> <C-w>k
nnoremap <A-l> <C-w>l

" start terminal in insert mode
au BufEnter * if &buftype == 'terminal' | :startinsert | endif

" open terminal on ctrl+;
" uses zsh instead of bash
function! OpenTerminal()
  split term://bash
  resize 10
endfunction
nnoremap <c-n> :call OpenTerminal()<CR>

"" Copy/Paste/Cut
if has('unnamedplus')
  set clipboard=unnamed,unnamedplus
endif

noremap YY "+y<CR>
noremap <leader>p "+gP<CR>
noremap XX "+x<CR>

" vim-airline
let g:airline_theme = 'powerlineish'
let g:airline#extensions#branch#enabled = 1
let g:airline#extensions#ale#enabled = 1
let g:airline#extensions#tabline#enabled = 1
let g:airline#extensions#tagbar#enabled = 1
let g:airline_skip_empty_sections = 1

" Ale

let g:ale_fixers = {
\   'javascript': ['prettier'],
\   'css': ['prettier'],
\}
let g:ale_linters_explicit = 1 
let g:ale_fix_on_save = 1

" Mapping save in CTRL + s
nnoremap <C-S> :update<cr>