" indent depending on filetype
filetype on
set autoindent

" fix different locale settings when ssh'ing
set encoding=utf-8

" syntax on
syntax on

" remove trailing spaces on save
autocmd BufWritePre * :%s/\s\+$//e

" make vim save and load the folding of the document each time it loads
" also places the cursor in the last place that it was left
" python specific settings
au BufWinLeave *.py mkview
au BufWinEnter *.py silent loadview

au BufNewFile,BufRead *.py;
    \ set tabstop=4
    \ set softtabstop=4
    \ set shiftwidth=4
    \ set textwidth=79
    \ set expandtab
    \ set autoindent
    \ set fileformat=unix

" fold methods based on indents
" zo to open folds, zc to close
set foldmethod=indent
set foldlevel=20

" search down into subfolders
" provides tab-completion for all file-related tasks
set path+=**

" display all matching files when we tab complete
set wildmenu

" use normal backspace behavior
set backspace=2

" disable background color erase
set t_ut=

" colorscheme
colorscheme despacio

" automatically source vimrc on save.
autocmd! bufwritepost $MYVIMRC source $MYVIMRC

" line numbers
set number

" changes to current directory when creating new files
set autochdir

" higlhight search
set hls

" search as characters are entered
set incsearch

" line for linewrapping
set colorcolumn=80

" remove temporary swap file
set nobackup
set noswapfile

" wrap text instead of being on one line
set lbr

" default Colors for CursorLine
set cursorline
highlight CursorLine cterm=none

" activate statusbar
set laststatus=2
set statusline=\ %F\ %m%r%w\ %=\ %{hostname()}\ \ \ %{strlen(&ft)?&ft:'none'}\ %{(&bomb?\",BOM\":\"\")}\ %{&ff}\ \ %l/%L\ \ %c\ %P

" netrw options
function! ToggleVExplorer()
  if exists("t:expl_buf_num")
      let expl_win_num = bufwinnr(t:expl_buf_num)
      if expl_win_num != -1
          let cur_win_nr = winnr()
          exec expl_win_num . 'wincmd w'
          close
          exec cur_win_nr . 'wincmd w'
          unlet t:expl_buf_num
      else
          unlet t:expl_buf_num
      endif
  else
      exec '1wincmd w'
      Vexplore
      let t:expl_buf_num = bufnr("%")
  endif
endfunction

" netrw settings
let g:netrw_banner = 0
let g:netrw_winsize = -30
let g:netrw_browse_split = 4
let g:netrw_liststyle = 3

" tab autocompletion
function! Tab_Or_Complete()
  if col('.')>1 && strpart( getline('.'), col('.')-2, 3 ) =~ '^\w'
    return "\<C-N>"
  else
    return "\<Tab>"
  endif
endfunction

" ------------ Keybindings ----------------
" paste mode toggle
set pastetoggle=<F2>

" reload file
map <F5> :e <CR>

" open netrw browser
map <silent> <C-E> :call ToggleVExplorer()<CR>

" tab for completion
inoremap <Tab> <C-R>=Tab_Or_Complete()<CR>