vimrc

"""""""""""""""""""""""""""""""""""""""""""""""""""
" General
"""""""""""""""""""""""""""""""""""""""""""""""""""

" Sets how many lines of history VIM remembers
set history=500

" Enable filetype plugins
filetype plugin on
filetype indent on

" Set to auto read when a file is changed from the outside
set autoread
au FocusGained,BufEnter * checktime

" Set mapleader
let mapleader = ","

" :W sudo saves the file
" (useful for handling the permission-denied error)
command! W execute 'w !sudo tee % > /dev/null' <bar> edit!


"""""""""""""""""""""""""""""""""""""""""""""""""""
" VIM user interface 
"""""""""""""""""""""""""""""""""""""""""""""""""""

" Show line number
set number

" Set 7 lines to the cursor - when moving vertically using j/k
set so=7

" Turn on the Wild menu
set wildmenu

" Ignore compiled files
set wildignore=*.o,*~,*.pyc
if has("win16") || has("win32")
    set wildignore+=.git\*,.hg\*,.svn\*
else
    set wildignore+=*/.git/*,*/.hg/*,*/.svn/*,*/.DS_Store
endif

" Always show current position
set ruler

" Height of the command bar
set cmdheight=1

" A buffer becomes hidden when it is abandoned
set hid

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

" 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

" Don't redraw while executing macros (good performance config)
set lazyredraw

" For regular expressions turn magic on
set magic

" Show matching brackets when text indicator is over them
set showmatch
" How many tenths of a second to blink when matching brackets
set mat=2

" No annoying sound on errors
set noerrorbells
set novisualbell
set t_vb=
set tm=500

" Add a bit extra margin to the left
" set foldcolumn=1


"""""""""""""""""""""""""""""""""""""""""""""""""""
" Colors and Fonts
"""""""""""""""""""""""""""""""""""""""""""""""""""

" Enable syntax heighlighting
syntax enable

" Set utf8 as standard encoding
set encoding=utf8

" Use Unix as the standard file type
set ffs=unix,dos,mac


"""""""""""""""""""""""""""""""""""""""""""""""""""
" Files, backups and undo
"""""""""""""""""""""""""""""""""""""""""""""""""""

set nobackup
set nowb
set noswapfile


"""""""""""""""""""""""""""""""""""""""""""""""""""
" Text, tab and indent related
"""""""""""""""""""""""""""""""""""""""""""""""""""

" Use spaces instead of tabs
set expandtab

" Be smart when using tabs ;)
set smarttab

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

" Linebreak on 500 characters
set lbr
set tw=500

set ai "Auto indent
set si "Smart indent
set wrap "Wrap lines


"""""""""""""""""""""""""""""""""""""""""""""""""""
" Text, tab and indent related
"""""""""""""""""""""""""""""""""""""""""""""""""""

" Map <Space> to / (search) and Ctrl-<Space> to ? (backwards search)
map <space> /
map <C-space> ?

" Disable highlight when <leader><cr> is pressed
map <silent> <leader><cr> :noh<cr>

" Smart way to move between windows
" map <C-j> <C-W>j
" map <C-k> <C-W>k
" map <C-h> <C-W>h
" map <C-l> <C-W>l

" Close the current buffer
" map <leader>bd :Bclose<cr>:tabclose<cr>gT

" Close all the buffers
" map <leader>ba :bufdo bd<cr>
" map <leader>l :bnext<cr>
" map <leader>h :bprevious<cr>

" Useful mappings for managing tabs
" map <leader>tn :tabnew<cr>
" map <leader>to :tabonly<cr>
" map <leader>tc :tabclose<cr>
" map <leader>tm :tabmove
" map <leader>t<leader> :tabnext

" Let 'tl' toggle between this and the last accessed tab
" let g:lasttab = 1
" nmap <Leader>tl :exe "tabn ".g:lasttab<CR>
" au TabLeave * let g:lasttab = tabpagenr()


" Opens a new tab with the current buffer's path
" Super useful when editing files in the same directory
" map <leader>te :tabedit <C-r>=expand("%:p:h")<cr>/

" Switch CWD to the directory of the open buffer
" map <leader>cd :cd %:p:h<cr>:pwd<cr>

" Specify the behavior when switching between buffers
" try
"   set switchbuf=useopen,usetab,newtab
"   set stal=2
" catch
" endtry

" Return to last edit position when opening files (You want this!)
au BufReadPost * if line("'\"") > 1 && line("'\"") <= line("$") | exe "normal! g'\"" | endif


"""""""""""""""""""""""""""""""""""""""""""""""""""
" Status line
"""""""""""""""""""""""""""""""""""""""""""""""""""

" Always show the status line
set laststatus=2

" Format the status line
set statusline=\ %{HasPaste()}%F%m%r%h\ %w\ \ CWD:\ %r%{getcwd()}%h\ \ \ Line:\ %l/%L\ \ Column:\ %c


"""""""""""""""""""""""""""""""""""""""""""""""""""
" Editing mappings 
"""""""""""""""""""""""""""""""""""""""""""""""""""
" Remap VIM 0 to first non-blank character
" map 0 ^

" Move a line of text using ALT+[jk] or Command+[jk] on mac
nmap <M-j> mz:m+<cr>`z
nmap <M-k> mz:m-2<cr>`z
vmap <M-j> :m'>+<cr>`<my`>mzgv`yo`z
vmap <M-k> :m'<-2<cr>`>my`<mzgv`yo`z

if has("mac") || has("macunix")
  nmap <D-j> <M-j>
  nmap <D-k> <M-k>
  vmap <D-j> <M-j>
  vmap <D-k> <M-k>
endif

" Delete trailing white space on save, useful for some filetypes ;)
fun! CleanExtraSpaces()
    let save_cursor = getpos(".")
    let old_query = getreg('/')
    silent! %s/\s\+$//e
    call setpos('.', save_cursor)
    call setreg('/', old_query)
endfun

if has("autocmd")
    autocmd BufWritePre *.txt,*.js,*.py,*.wiki,*.sh,*.coffee :call CleanExtraSpaces()
endif


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

" Shortcuts using <leader>
map <leader>sn ]s
map <leader>sp [s
map <leader>sa zg
map <leader>s? z=


"""""""""""""""""""""""""""""""""""""""""""""""""""
" Misc
"""""""""""""""""""""""""""""""""""""""""""""""""""
" Remove the Windows ^M - when the encodings gets messed up
noremap <Leader>m mmHmt:%s/<C-V><cr>//ge<cr>'tzt'm

" Quickly open a buffer for scribble
" map <leader>q :e ~/buffer<cr>

" Quickly open a markdown buffer for scribble
" map <leader>x :e ~/buffer.md<cr>

" Toggle paste mode on and off
" map <leader>pp :setlocal paste!<cr>


"""""""""""""""""""""""""""""""""""""""""""""""""""
" Helper function
"""""""""""""""""""""""""""""""""""""""""""""""""""
" Returns true if paste mode is enabled
function! HasPaste()
    if &paste
        return 'PASTE MODE  '
    endif
    return ''
endfunction

" Don't close window, when deleting a buffer
command! Bclose call <SID>BufcloseCloseIt()
function! <SID>BufcloseCloseIt()
    let l:currentBufNum = bufnr("%")
    let l:alternateBufNum = bufnr("#")

    if buflisted(l:alternateBufNum)
        buffer #
    else
        bnext
    endif

    if bufnr("%") == l:currentBufNum
        new
    endif

    if buflisted(l:currentBufNum)
        execute("bdelete! ".l:currentBufNum)
    endif
endfunction

function! CmdLine(str)
    call feedkeys(":" . a:str)
endfunction 

function! VisualSelection(direction, extra_filter) range
    let l:saved_reg = @"
    execute "normal! vgvy"

    let l:pattern = escape(@", "\\/.*'$^~[]")
    let l:pattern = substitute(l:pattern, "\n$", "", "")

    if a:direction == 'gv'
        call CmdLine("Ack '" . l:pattern . "' " )
    elseif a:direction == 'replace'
        call CmdLine("%s" . '/'. l:pattern . '/')
    endif

    let @/ = l:pattern
    let @" = l:saved_reg
endfunction

"""""""""""""""""""""""""""""""""""""""""""""""""""
" FILETYPE SECTION
"""""""""""""""""""""""""""""""""""""""""""""""""""

""""""""""""""""""""""""""""""
" Python
""""""""""""""""""""""""""""""
let python_highlight_all = 1
au FileType python syn keyword pythonDecorator True None False self

au BufNewFile,BufRead *.jinja set syntax=htmljinja
au BufNewFile,BufRead *.mako set ft=mako

au FileType python map <buffer> F :set foldmethod=indent<cr>

au FileType python inoremap <buffer> $r return
au FileType python inoremap <buffer> $i import
au FileType python inoremap <buffer> $p print
au FileType python inoremap <buffer> $f # --- <esc>a
au FileType python map <buffer> <leader>1 /class
au FileType python map <buffer> <leader>2 /def
au FileType python map <buffer> <leader>C ?class
au FileType python map <buffer> <leader>D ?def


""""""""""""""""""""""""""""""
" JavaScript
""""""""""""""""""""""""""""""
au FileType javascript call JavaScriptFold()
au FileType javascript setl fen
au FileType javascript setl nocindent

au FileType javascript imap <C-t> $log();<esc>hi
au FileType javascript imap <C-a> alert();<esc>hi

au FileType javascript inoremap <buffer> $r return
au FileType javascript inoremap <buffer> $f // --- PH<esc>FP2xi

function! JavaScriptFold()
    setl foldmethod=syntax
    setl foldlevelstart=1
    syn region foldBraces start=/{/ end=/}/ transparent fold keepend extend

    function! FoldText()
        return substitute(getline(v:foldstart), '{.*', '{...}', '')
    endfunction
    setl foldtext=FoldText()
endfunction


""""""""""""""""""""""""""""""
" CoffeeScript section
""""""""""""""""""""""""""""""
function! CoffeeScriptFold()
    setl foldmethod=indent
    setl foldlevelstart=1
endfunction
au FileType coffee call CoffeeScriptFold()

au FileType gitcommit call setpos('.', [0, 1, 1, 0])


""""""""""""""""""""""""""""""
" Shell
""""""""""""""""""""""""""""""
if exists('$TMUX')
    if has('nvim')
        set termguicolors
    else
        set term=screen-256color
    endif
endif


""""""""""""""""""""""""""""""
" Twig
""""""""""""""""""""""""""""""
autocmd BufRead *.twig set syntax=html filetype=html


""""""""""""""""""""""""""""""
" Markdown
""""""""""""""""""""""""""""""
let vim_markdown_folding_disabled = 1