_vimrc

syntax on
set clipboard=unnamed
let mapleader = " "

set encoding=utf-8
set fileencoding=utf-8
set termencoding=utf-8
set noerrorbells
set nu
set rnu
set linespace=3
set tabstop=2 softtabstop=2
set shiftwidth=2
set smartindent
set noswapfile
set incsearch
set so=4

nnoremap <leader>h :wincmd h<CR>
nnoremap <leader>j :wincmd j<CR>
nnoremap <leader>k :wincmd k<CR>
nnoremap <leader>l :wincmd l<CR>
nnoremap <leader>u :NERDTreeToggle<CR>
nnoremap <leader>pv :wincmd v<bar> :Ex <bar> :vertical resize 30<CR>
nnoremap <Leader>+ :vertical resize +5<CR>
nnoremap <Leader>- :vertical resize -5<CR>
nnoremap <Leader>rp :resize 100<CR>
vnoremap J :m '>+1<CR>gv=gv
vnoremap K :m '<-2<CR>gv=gv

" Use alt + hjkl to resize windows
nnoremap <M-j>    :resize -2<CR>
nnoremap <M-k>    :resize +2<CR>
nnoremap <M-h>    :vertical resize -2<CR>
nnoremap <M-l>    :vertical resize +2<CR>

" I hate escape more than anything else
inoremap fd <Esc>
inoremap df <Esc>
" delay
set timeoutlen=200

" TAB in general mode will move to text buffer
nnoremap <TAB> :bnext<CR>
" SHIFT-TAB will go back
nnoremap <S-TAB> :bprevious<CR>

" Alternate way to save
nnoremap <C-s> :w<CR>
" save in insert mode
:imap <c-s> <Esc>:w<CR>a
" copy ctrl-c
:map <C-c> y
" paste in insert mode
imap <C-v> <C-r>+
" Alternate way to quit
nnoremap <C-Q> :wq!<CR>
" <TAB>: completion.
inoremap <expr><TAB> pumvisible() ? "\<C-n>" : "\<TAB>"


" Better window navigation
nnoremap <C-h> <C-w>h
nnoremap <C-j> <C-w>j
nnoremap <C-k> <C-w>k
nnoremap <C-l> <C-w>l

" Mapping to reload configuration
map <leader>so :source $HOME\_vimrc<CR>

set guifont=DejaVu\ Sans\ Mono\ for\ Powerline:h16
" set guioptions-=m  "menu bar
set guioptions-=T  "toolbar
set guioptions-=r  "scrollbar


" Specify a directory for plugins
" - For Neovim: stdpath('data') . '/plugged'
" - Avoid using standard Vim directory names like 'plugin'
call plug#begin('~/.vim/plugged')

" Colorscheme
Plug 'morhetz/gruvbox'

" startify
Plug 'mhinz/vim-startify'

" vim surround
Plug 'tpope/vim-surround' 

" vim commentary
Plug 'tpope/vim-commentary'

" highlighted yank
Plug 'machakann/vim-highlightedyank'

" vim airline
Plug 'vim-airline/vim-airline'
Plug 'vim-airline/vim-airline-themes'

" Shorthand notation; fetches https://github.com/junegunn/vim-easy-align
Plug 'junegunn/vim-easy-align'

" Multiple Plug commands can be written in a single line using | separators
Plug 'SirVer/ultisnips' | Plug 'honza/vim-snippets'

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

" Initialize plugin system
call plug#end()

colorscheme gruvbox

map y <Plug>(highlightedyank)
let g:highlightedyank_highlight_duration = 300

" enable tabline
let g:airline#extensions#tabline#enabled = 1

" enable powerline fonts
let g:airline_powerline_fonts = 1


" you can also choose which path formatter airline uses.
let g:airline#extensions#tabline#formatter = 'unique_tail'	


" We don't need to see things like -- INSERT -- anymore
set noshowmode

if has("gui_running")
  function! ScreenFilename()
		if has("gui_running")
    if has('amiga')
      return "s:.vimsize"
    elseif has('win32')
      return $HOME.'\_vimsize'
    else
      return $HOME.'/.vimsize'
    endif
  endfunction

  function! ScreenRestore()
    " Restore window size (columns and lines) and position
    " from values stored in vimsize file.
    " Must set font first so columns and lines are based on font size.
    let f = ScreenFilename()
    if has("gui_running") && g:screen_size_restore_pos && filereadable(f)
      let vim_instance = (g:screen_size_by_vim_instance==1?(v:servername):'GVIM')
      for line in readfile(f)
        let sizepos = split(line)
        if len(sizepos) == 5 && sizepos[0] == vim_instance
          silent! execute "set columns=".sizepos[1]." lines=".sizepos[2]
          silent! execute "winpos ".sizepos[3]." ".sizepos[4]
          return
        endif
      endfor
    endif
  endfunction

  function! ScreenSave()
    " Save window size and position.
    if has("gui_running") && g:screen_size_restore_pos
      let vim_instance = (g:screen_size_by_vim_instance==1?(v:servername):'GVIM')
      let data = vim_instance . ' ' . &columns . ' ' . &lines . ' ' .
            \ (getwinposx()<0?0:getwinposx()) . ' ' .
            \ (getwinposy()<0?0:getwinposy())
      let f = ScreenFilename()
      if filereadable(f)
        let lines = readfile(f)
        call filter(lines, "v:val !~ '^" . vim_instance . "\\>'")
        call add(lines, data)
      else
        let lines = [data]
      endif
      call writefile(lines, f)
    endif
  endfunction

  if !exists('g:screen_size_restore_pos')
    let g:screen_size_restore_pos = 1
  endif
  if !exists('g:screen_size_by_vim_instance')
    let g:screen_size_by_vim_instance = 1
  endif
  autocmd VimEnter * if g:screen_size_restore_pos == 1 | call ScreenRestore() | endif
  autocmd VimLeavePre * if g:screen_size_restore_pos == 1 | call ScreenSave() | endif
endif