.nvimrc

" Plugins {{{
" Make sure you use single quotes

" Install vim-plug if it does not exist
if empty(glob('~/.nvim/autoload/plug.vim'))
  silent !curl -fLo ~/.nvim/autoload/plug.vim --create-dirs
    \ https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
  autocmd VimEnter * PlugInstall
endif


call plug#begin('~/.nvim/plugged')

Plug 'benekastah/neomake'

Plug 'vim-scripts/wombat256.vim'
Plug 'bling/vim-airline'


" On-demand loading
Plug 'scrooloose/nerdtree', { 'on':  'NERDTreeToggle' }

Plug 'ervandew/supertab'
Plug 'Shougo/neocomplcache'

Plug 'Shougo/unite.vim'

Plug 'tpope/vim-surround'
Plug 'tpope/vim-endwise'
Plug 'tpope/vim-repeat'
Plug 'tpope/vim-unimpaired'
Plug 'tpope/vim-commentary'

" Fuzzy finder
Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': 'yes \| ./install' }

Plug 'moll/vim-bbye'
Plug 'rking/ag.vim'

" dash api
Plug 'rizzatti/dash.vim'
" Essence syntax
Plug '~/.vim/bundle/essence'
" Indent guides
Plug 'Yggdroot/indentLine'
" json
Plug 'elzr/vim-json'

call plug#end()
" }}}

" With a map leader it's possible to do extra key combinations
let mapleader = ","
let g:mapleader = ","

" Leader key timeout
set tm=2000

" Allow mouse use"
set mouse=a
" Don't show mode changes
set noshowmode

" Syntax checking
autocmd! BufWritePost * Neomake
" Color scheme
silent! colorscheme wombat256mod



" Allow the normal use of "," by pressing it twice
noremap ,, ,

" Kill the damned Ex mode.
nnoremap Q <nop>

" highlight the current line
set cursorline

" Line numbers
set number

" Configure backspace so it acts as it should act
set backspace=eol,start,indent
set whichwrap+=<,>,h,l

" Always show the status line
set laststatus=2

" Use Cedilla ¸  as the trailing whitespace char
set listchars=tab:‣\ ,trail:¸
set list

" Line wraping
set showbreak=↪

let g:indentLine_enabled =0

" Pressing ,ss will toggle and untoggle spell checking
map <leader>ss :setlocal spell!<cr>

" Treat long lines as break lines (useful when moving around in them)
nnoremap j gj
nnoremap k gk

" Remember info about open buffers on close
set viminfo^=%

" jump to tag in new tab
noremap ,ct <C-w><C-]><C-w>T

"sane sys paste
set pastetoggle=<F2>

" Auto readload on external changes
set autoread

" Searching {{{

" Ignore case when searching
set ignorecase

" When searching try to be smart about cases
set smartcase

" Highlight search results
set hlsearch

" Makes search act like search in modern browsers
set incsearch

" make p in Visual mode replace the selected text with the yank register
vnoremap p <Esc>:let current_reg = @"<CR>gvdi<C-R>=current_reg<CR><Esc>"

" yank to sys board
vmap ,p "*y<CR>

" Disable highlight when <leader><cr> is pressed
" but preserve cursor coloring
nmap <silent> <leader><cr> :noh\|hi Cursor guibg=red<cr>

" }}}

" File Search {{{

" dash search
nmap <silent> <leader>d <Plug>DashSearch


" Fuzzy find files
" nnoremap <silent> <Leader><space> :Unite file_rec/neovim<CR>
nnoremap <silent> <Leader><space> :FZF<CR>

nnoremap <Leader>w :IndentLinesToggle<CR>
"}}}

" Spacing {{{

" Use spaces instead of tabs
"set expandtab

" Be smart when using tabs ;)
set smarttab

" 1 tab == 4 spaces
set shiftwidth=4
set tabstop=4
set softtabstop=4

autocmd BufRead,BufNewFile *.py  set tabstop=4 shiftwidth=4 softtabstop=4
autocmd BufRead,BufNewFile *.rb  set noexpandtab tabstop=2 shiftwidth=2

" }}}

" Auto completion {{{

" Turn on the WiLd menu
set wildmenu
" Tab-complete files up to longest unambiguous prefix
set wildmode=list:longest,full

let g:neocomplcache_enable_at_startup=1
let g:neocomplcache_enable_smart_case=1

" }}}

" Jump to splits {{{
noremap <c-h> <c-w>h
noremap <c-k> <c-w>k
noremap <c-j> <c-w>j
noremap <c-l> <c-w>l
" }}}

" Buffers {{{

" allow unsaved
set hidden

" delete buffer
nnoremap <Leader>q :Bdelete<CR>
nnoremap <Leader>Q :bufdo :Bdelete<CR>

" CMD-'  CMD-\
noremap °;133 :bprev<cr>
noremap °;134 :bnext<cr>

imap °;133 <esc>:bprev<cr>
imap °;134 <esc>:bnext<cr>


tnoremap °;133 <C-\><C-n> :bprev<cr>
tnoremap °;134 <C-\><C-n> :bnext<cr>

" buffers list
let g:airline#extensions#tabline#enabled=1
let g:airline#extensions#tabline#buffer_idx_mode = 1
let g:airline#extensions#tabline#show_close_button = 1
let g:airline#extensions#tabline#close_symbol = 'X'


nmap <leader>1 <Plug>AirlineSelectTab1
nmap <leader>2 <Plug>AirlineSelectTab2
nmap <leader>3 <Plug>AirlineSelectTab3
nmap <leader>4 <Plug>AirlineSelectTab4
nmap <leader>5 <Plug>AirlineSelectTab5
nmap <leader>6 <Plug>AirlineSelectTab6
nmap <leader>7 <Plug>AirlineSelectTab7
nmap <leader>8 <Plug>AirlineSelectTab8
nmap <leader>9 <Plug>AirlineSelectTab9

" }}}

" Folding {{{
set foldmethod=marker
set foldnestmax=10
set nofoldenable
set foldlevel=2
" }}}

" Vim jump to the last position when reopening a file {{{
if has("autocmd")
  au BufReadPost * if line("'\"") > 0 && line("'\"") <= line("$")
    \| exe "normal! g'\"" | endif
endif
" }}}

" Whitespace {{{

" Delete trailing white space on save
func! DeleteTrailingWS()
  exe "normal mz"
  %s/\s\+$//ge
  exe "normal `z"
endfunc

augroup whitespace
  autocmd!
  autocmd BufWrite * :call DeleteTrailingWS()
augroup END
" }}}

" Undo {{{
set undofile                " Save undo's after file closes
set undodir=$HOME/.nvim/undo " where to save undo histories
set undolevels=1000         " How many undos
set undoreload=10000        " number of lines to save for undo

" }}}

" Airline {{{

if !exists('g:airline_symbols')
let g:airline_symbols = {}
endif



" unicode symbols
let g:airline_left_sep = '»'
let g:airline_left_sep = '▶'
let g:airline_right_sep = '«'
let g:airline_right_sep = '◀'
let g:airline_symbols.linenr = '␊'
let g:airline_symbols.linenr = '␤'
let g:airline_symbols.linenr = '¶'
let g:airline_symbols.branch = '⎇'
let g:airline_symbols.paste = 'ρ'
let g:airline_symbols.paste = 'Þ'
let g:airline_symbols.paste = '∥'
let g:airline_symbols.whitespace = 'Ξ'

" powerline symbols
let g:airline_left_sep = ''
let g:airline_left_alt_sep = ''
let g:airline_right_sep = ''
let g:airline_right_alt_sep = ''
let g:airline_symbols.branch = ''
let g:airline_symbols.readonly = ''
let g:airline_symbols.linenr = ''

" }}}