call plug#begin()
  " Color/theme integration
  Plug 'danielwe/base16-vim'
  " Time-tracking
  Plug 'wakatime/vim-wakatime'
  " Python Flake8 support
  Plug 'nvie/vim-flake8'
  " Status bar
  Plug 'vim-airline/vim-airline'
  " Color/theme integration
  Plug 'vim-airline/vim-airline-themes'
  " Git integration
  Plug 'airblade/vim-gitgutter'
  " Whitespace handling
  Plug 'ntpeters/vim-better-whitespace'
  " Mustache/handlebars support
  Plug 'mustache/vim-mustache-handlebars'
  " the silver searcher
  Plug 'mileszs/ack.vim'
  " fzf setup
  Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': './install --all' }
call plug#end()

set t_Co=256

if filereadable(expand("~/.vimrc_background"))
  let base16colorspace=256
  source ~/.vimrc_background
endif
set background=dark

let g:airline_theme='base16'

" default encoding
set encoding=utf-8

" Enable file type detection and do language-dependent indenting.
filetype plugin indent on

" turn on syntax highlighting
syntax enable
syntax on

" turn on line numbering
set number
set relativenumber

" make backspace behave as expected
set backspace=indent,eol,start

" set up whitespace substitutions
set list
set listchars=tab:▸\ ,extends:>,precedes:<,trail:~

" highlight current line
set cursorline

" show matching ({[]})
set showmatch

" show a vertical bar on right side of editor
set colorcolumn=80

highlight LineNr ctermfg=DarkGrey

" number of visual spaces per tab
set tabstop=4

" number of spaces in tab when editing
set softtabstop=4

" tabs are spaces
set expandtab

" self-explanatory
set autoindent
"
" show airline all the time
set laststatus=2

" set up central backups
set backup
set backupdir=~/.vim-tmp,~/.tmp,~/tmp,/var/tmp,/tmp
set backupskip=/tmp/*,/private/tmp/*
set directory=~/.vim-tmp,~/.tmp,~/tmp,/var/tmp,/tmp
set writebackup

" change the mapleader from \ to ,
let mapleader=" "

" PEP8 formatting
au BufNewFile,BufRead *.py
    \ set tabstop=4 |
    \ set softtabstop=4 |
    \ set shiftwidth=4 |
    \ set textwidth=79 |
    \ set expandtab |
    \ set autoindent |
    \ set fileformat=unix

" Everybody else
au BufNewFile,BufRead *.js,*.html,*.css
    \ set tabstop=2 |
    \ set softtabstop=2 |
    \ set shiftwidth=2

" Stop the YAML madness
autocmd FileType yaml setl indentkeys-=<:>

" show open buffers in airline
let g:airline#extensions#tabline#enabled = 1

" show just the filename
let g:airline#extensions#tabline#fnamemod = ':t'

" cycle to next buffer
nmap <leader>l :bnext<CR>

" cycle to previous buffer
nmap <leader>h :bprevious<CR>

" flake8 config
let g:flake8_show_in_gutter = 1
let g:flake8_error_marker = 'EE'
let g:flake8_warning_marker = 'WW'

" Inform ack.vim that we are actually using the_silver_searcher
let g:ackprg = 'ag --vimgrep'

" relative numbers in normal mode, absolute in insert
augroup numbertoggle
  autocmd!
  autocmd BufEnter,FocusGained,InsertLeave * set relativenumber
  autocmd BufLeave,FocusLost,InsertEnter   * set norelativenumber
augroup END

" fzf config
map <leader><Tab> :FZF<CR>