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

Plug 'tpope/vim-sensible'
Plug 'tpope/vim-sleuth'
Plug 'tpope/vim-fugitive'
Plug 'bling/vim-airline'
Plug 'mhinz/vim-signify'
Plug 'Shougo/unite.vim'

Plug 'trusktr/seti.vim'

call plug#end()

" ----- plugin settings ------
let g:signify_vcs_list = [ 'git' ]

call unite#filters#matcher_default#use(['matcher_fuzzy'])

" use ag if present
if executable('ag')
  " we run a wrapper around ag so it respects agignore
  let g:unite_source_rec_async_command = ['sh', expand('~/.vim/ag-unite')]
endif

autocmd FileType unite call s:unite_settings()
function! s:unite_settings()
  " Enable navigation with control-j and control-k in insert mode
  imap <buffer> <C-j>   <Plug>(unite_select_next_line)
  imap <buffer> <C-k>   <Plug>(unite_select_previous_line)
endfunction

" ------ settings ------

" default indentation
set shiftwidth=2
set tabstop=4
set expandtab

" permanent undo history
set undofile
set undodir=~/.vim/undo

" allow switching buffers
set hidden

" always scroll
set scrolloff=99

" show line numbers
set number
set relativenumber

" set wordwrap indent
set nowrap
set linebreak
if exists("&breakindent")
  set breakindent
  set breakindentopt=shift:2,sbr
endif

" show whitespace
set list

" make a new copy of the file for backup
" setting to no or auto messes with filewatchers
set backupcopy=yes

" ------ key bindings ------

" ; as :
nnoremap ; :
vnoremap ; :

" allow <ESC> via jj in insert mode
inoremap jj <ESC>

" fix j/k with wraps
nnoremap j gj
nnoremap k gk
vnoremap j gj
vnoremap k gk

" opening unite
nnoremap <C-P> :Unite -no-split -buffer-name=files -start-insert file_rec<cr>
nnoremap <C-O> :Unite -no-split -buffer-name=buffers -start-insert buffer<cr>

" ------ nvim specific ------
if has('nvim')
  tnoremap jj <C-\><C-N>
  tnoremap <C-W> <C-\><C-N><C-W>
  nnoremap <C-P> :Unite -no-split -buffer-name=files -start-insert file_rec/neovim<cr>
endif

augroup formatting
  au!
  " strip trailing whitespace
  autocmd BufWritePre * :%s/\s\+$//e
augroup end

colorscheme seti