.vimrc

" vim:set ts=2 sts=2 sw=2 expandtab:

set nocompatible                                             " don't bother with vi compatibility
syntax enable                                                " enable syntax highlighting
let mapleader = ' '
set hidden                                                   " allow unsaved background buffers and remember marks/undo for them

set autoindent
set autoread                                                 " reload files when changed on disk, i.e. via `git checkout`
set backspace=2                                              " Fix broken backspace in some setups
set backupcopy=yes                                           " see :help crontab
if $TMUX == ''
  set clipboard+=unnamed
endif
set cursorline                                               " highlight current line
set diffopt+=vertical                                        " prefer vertical split when diffing files
set directory-=.                                             " don't store swapfiles in the current directory
set encoding=utf-8
set expandtab                                                " expand tabs to spaces
set hlsearch
set ignorecase                                               " case-insensitive search
set incsearch                                                " search as you type
set laststatus=2                                             " always show statusline
set showtabline=2                                            " always show tab bar
set list                                                     " show trailing whitespace
set listchars=tab:▸\ ,trail:▫
set nowrap
set number                                                   " show line numbers
set ruler                                                    " show where you are
set scrolloff=3                                              " show context above/below cursorline
set shell=/bin/bash
set shiftwidth=2                                             " normal mode indentation commands use 2 spaces
set showcmd
set showmatch                                                " jump to matching brackets on insertion
set smartcase                                                " case-sensitive search if any caps
set softtabstop=2                                            " insert mode tab and backspace use 2 spaces
set tabstop=8                                                " actual tabs occupy 8 characters
set tags=./tags;                                             " start with current file's directory for tags file search, then move up. See http://vim.wikia.com/wiki/Browsing_programs_with_tags
set timeoutlen=250 ttimeoutlen=0                             " speed
set t_ti= t_te=                                              " Prevent Vim from clobbering the scrollback buffer. See http://www.shallowsky.com/linux/noaltscreen.html
set wildignore=log/**,node_modules/**,target/**,tmp/**,*.rbc
set wildmenu                                                 " show a navigable menu for tab completion
set wildmode=longest,list,full
" Modelines (comments that set vim options on a per-file basis)
set modeline
set modelines=3
" Completion options.
"   menu: use a popup menu
"   preview: show more info in menu
set completeopt=menu,preview

" Enable basic mouse behavior such as resizing buffers.
set mouse=a
if exists('$TMUX') && !has('nvim') " Support resizing in tmux
  set ttymouse=xterm2
endif

" plugin configuration
filetype on " without this vim emits a zero exit status, later, because of :ft off
filetype off
call plug#begin('~/.vim/plugged')

Plug 'Alok/notational-fzf-vim'
Plug 'LnL7/vim-nix'
Plug 'austintaylor/vim-indentobject'
Plug 'edkolev/tmuxline.vim'
Plug 'francoiscabrol/ranger.vim'
Plug 'junegunn/fzf.vim'
Plug 'morhetz/gruvbox'
Plug 'mtth/scratch.vim'
Plug 'rbgrouleff/bclose.vim'
Plug 'sbdchd/neoformat'
Plug 'sheerun/vim-polyglot'
Plug 'tpope/vim-commentary'
Plug 'tpope/vim-fugitive'
Plug 'tpope/vim-surround'
Plug 'tpope/vim-vinegar'
Plug 'vim-airline/vim-airline'
Plug 'vim-airline/vim-airline-themes'

call plug#end()
filetype plugin indent on

" keyboard shortcuts
map <C-h> <C-w>h
map <C-j> <C-w>j
map <C-k> <C-w>k
map <C-l> <C-w>l
nmap <leader><space> :call whitespace#strip_trailing()<CR>
map <silent> <leader>V :source ~/.vimrc<CR>:filetype detect<CR>:exe ":echo 'vimrc reloaded'"<CR>
map <leader>w :w!<cr>
nmap <leader>fm :Neoformat<cr>
inoremap jk <ESC>

" file & buffer management
if (isdirectory(".git"))
  nmap <leader>t :GitFiles --cached --others --exclude-standard<cr>
else
  nmap <leader>t :FZF<cr>
endif
nmap <leader>a :Find!<Space>
nmap <leader>e :FZF<cr>
nmap <leader>r :Buffers<cr>
nmap <leader>T :enew<cr>
nmap <leader>l :bnext<cr>
nmap <leader>h :bprevious<cr>
nmap <leader>bq :bp <bar> bd #<cr>
nmap <leader>bl :ls<cr>

" command management
nmap <leader>p :Commands<cr>

" color setup
:set t_Co=256 " 256 colors
set background=dark
try
  let g:gruvbox_termcolors=16
  let g:gruvbox_contrast_dark = 'hard'
  colorscheme gruvbox
catch /^Vim\%((\a\+)\)\=:E185/
  color aps256
endtry

"For Neovim > 0.1.5 and Vim > patch 7.4.1799 < https://github.com/vim/vim/commit/61be73bb0f965a895bfb064ea3e55476ac175162 >
"Based on Vim patch 7.4.1770 (`guicolors` option) < https://github.com/vim/vim/commit/8a633e3427b47286869aa4b96f2bfc1fe65b25cd >
" < https://github.com/neovim/neovim/wiki/Following-HEAD#20160511 >
if (has("termguicolors"))
  set termguicolors
endif

" Toggling cursor shape based on insert-mode versus normal-mode
" ---
" tmux and iTerm2 cursor fun
" via @andyfowler https://gist.github.com/1195581
if exists('$TMUX')
  let &t_SI = "\<Esc>Ptmux;\<Esc>\<Esc>]50;CursorShape=1\x7\<Esc>\\"
  let &t_EI = "\<Esc>Ptmux;\<Esc>\<Esc>]50;CursorShape=0\x7\<Esc>\\"
else
  let &t_SI = "\<Esc>]50;CursorShape=1\x7"
  let &t_EI = "\<Esc>]50;CursorShape=0\x7"
endif

" plugin settings
let g:NERDSpaceDelims=1
let g:gitgutter_enabled = 0

" fdoc is yaml
autocmd BufRead,BufNewFile *.fdoc set filetype=yaml
" md is markdown
autocmd BufRead,BufNewFile *.md set filetype=markdown
" automatically rebalance windows on vim resize
autocmd VimResized * :wincmd =
" ruby files
autocmd BufNewFile,BufRead Gemfile set filetype=ruby
autocmd BufNewFile,BufRead Podfile set filetype=ruby
autocmd BufNewFile,BufRead *.ru set filetype=ruby
" gradle
autocmd BufNewFile,BufRead *.gradle setf groovy
" handlebars & erb
autocmd BufRead,BufNewFile *.{handlebars,handlebars.erb,hbs,hbs.erb} setl ft=html syntax=mustache

if filereadable(".vim.custom")
  so .vim.custom
endif

" Configure for a nicer prose writing environment
nnoremap <leader>P :call ProseToggle()<cr>
command! Prose :call ProseToggle()
let g:prose_is_toggled = 0
function! ProseToggle()
  if g:prose_is_toggled
    set nowrap
    nunmap j
    nunmap k
    let g:prose_is_toggled = 0
  else
    set wrap linebreak nolist
    noremap j gj
    noremap k gk
    let g:prose_is_toggled = 1
  endif
endfunction

" Send last yanked text to clipper – https://github.com/wincent/clipper
nnoremap <leader>y :call system('nc localhost 8377', @0)<CR>

"" spelling
" Good tips found here: https://robots.thoughtbot.com/opt-in-project-specific-vim-spell-checking-and-word-completion
"
" ## Commands
"
" - z= get spelling suggestions when cursor is placed over word
" - zg add misspelling to dictionary file
" - [s ]s navigate across misspellings
"
autocmd BufRead,BufNewFile *.md set filetype=markdown

" Spell-check Markdown files
autocmd FileType markdown setlocal spell

" Spell-check Git messages
autocmd FileType gitcommit setlocal spell

" jsx
let g:jsx_ext_required = 0

" Set spellfile to location that is guaranteed to exist,
" can be symlinked to Dropbox or kept in Git
" and managed outside of thoughtbot/dotfiles using rcm.
set spellfile=$HOME/.vim-spell-en.utf-8.add

" Autocomplete with dictionary words when spell check is on
set complete+=kspell

" fzf
" https://github.com/junegunn/fzf
if (isdirectory('/opt/homebrew'))
  " source fzf from the /opt homebrew installation
  set rtp+=/opt/homebrew/opt/fzf
else
  set rtp+=/usr/local/opt/fzf
endif
command! -bang -nargs=* Find
      \ call fzf#vim#grep(
      \   'rg --column --line-number --no-heading --follow --color=always --hidden --no-ignore-vcs -g "!{node_modules,.git}" '.<q-args>.' || true',
      \   1, <bang>0 ? fzf#vim#with_preview('up:60%') : fzf#vim#with_preview('right:50%:hidden', '?'), <bang>0
      \ )

" nvALT replacement
" https://github.com/Alok/notational-fzf-vim
let g:nv_search_paths = ['~/Documents/notes']
let g:nv_use_short_pathnames = 1
nnoremap <leader>s :NV<CR>

" Airline
let g:airline_powerline_fonts = 1
let g:airline_theme='gruvbox'

" Ranger
let g:ranger_map_keys = 0
let g:NERDTreeHijackNetrw = 0
let g:ranger_replace_netrw = 1

set signcolumn=no

if has("gui_vimr")
  " Here goes some VimR specific settings like
  set guifont=JetBrainsMono\ Nerd\ Font\ Mono:h13
endif