" ----------------------- settings ----------------------------------
set autoindent
set autowrite                       " automatically write files when changing
set background=dark
set backspace=indent,eol,start
set belloff=all
set colorcolumn=80
set expandtab                       " replace tabs with spaces automatically
set exrc
set foldmethod=manual
set hidden
set history=100                     " command history
set icon
set incsearch
set nobackup
set nocompatible
set nofixendofline
set nohlsearch
set noswapfile
"set nowrap
set number
set relativenumber
set ruler                           " turns on col and row in lower right
" used with `set ruler`
set ruf=%30(%=%#LineNr#%.50F\ [%{strlen(&ft)?&ft:'none'}]\ %l:%c\ %p%%%)
set scrolloff=8
set shiftwidth=2
set showmode                        " show command and insert mode
set signcolumn=no
set smartindent
set smarttab
set softtabstop=2
set tabstop=2
set termguicolors
set textwidth=72                    " Used with line wrapping
set ttyfast                         " faster scrolling
set undodir=~/.vim/undodir
set undofile
set viminfo='20,<1000,s1000         " prevents truncated yanks, deletes, etc.
set wildmenu
set wrap

syntax enable
filetype plugin on                  " sense the filesystem
let mapleader = " "

" ----------------------- plugins ----------------------------------

" Install vim-plug if not found
if empty(glob('~/.vim/autoload/plug.vim'))
  silent !curl -fLo ~/.vim/autoload/plug.vim --create-dirs
    \ https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
endif

" Run PlugInstall if there are missing plugins
autocmd VimEnter * if len(filter(values(g:plugs), '!isdirectory(v:val.dir)'))
  \| PlugInstall --sync | source $MYVIMRC
\| endif

call plug#begin('~/.vim/plugged')
 Plug 'junegunn/fzf'
 Plug 'vim-pandoc/vim-pandoc'
 Plug 'rwxrob/vim-pandoc-syntax-simple'
 Plug 'morhetz/gruvbox'
call plug#end()

colorscheme gruvbox
" highlight Normal guibg=none

" ----------------------- utilities ----------------------------------

" fuzzy finder
let g:fzf_layout = { 'window': { 'width': 0.9, 'height': 0.6 } }

" opens fuzzy finder under the current directory
nmap <leader>ff :call fzf#run(fzf#wrap({ 'source': 'find "$PWD" -type f' }))<CR>
" opens fuzzy finder for files under a git version control
nmap <leader>fg :call fzf#run(fzf#wrap({ 'source': 'git ls-files' }))<CR>


fun! TrimWhiteSpace()
    let l:save = winsaveview()
    keeppatterns %s/\s\+$//e
    call winrestview(l:save)
endfun

augroup MICHAEL
    autocmd!
    autocmd BufWritePre * :call TrimWhiteSpace()
    autocmd Filetype yaml setlocal ts=2 sts=2 sw=2 expandtab
    autocmd Filetype markdown setlocal tw=79 fo+=t
    autocmd Filetype pandoc setlocal tw=79 fo+=t
    " format json when writing a buffer.
    autocmd BufWritePre *.json :silent %!jq
augroup END