dotfiles/.config/nvim/modules_experimental/academia_unite_citation.vim

" vim: set foldmethod=marker foldlevel=1 nomodeline:
" ================================================================================
" .init.vim / .vimrc of Marty Oehme {{{
" ================================================================================
"
" - stolen from many different sources including
" Steve Losh
" Junegunn Choi
" Tim Pope

" this config does not set nocompatible - neovim does this automatically
" this config does not set filetype plugin - vim-sensible does this
" }}}
" PLUGIN INSTALLATION - handled by VIM-PLUG {{{
" ================================================================================
"
" automatically install vim-plug if it does not exist
" Note: this installs it in the neovim folder, not the vim folder
if empty(glob('~/.local/share/nvim/site/autoload/plug.vim'))
  silent !curl -fLo ~/.local/share/nvim/site/autoload/plug.vim --create-dirs
    \ https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
  autocmd VimEnter * PlugInstall --sync | source academia.vim | q
endif

" automatically install any missing plugins
autocmd VimEnter *
  \  if len(filter(values(g:plugs), '!isdirectory(v:val.dir)'))
  \|   PlugInstall --sync | q
  \| endif
"
" set truecolor (neovim)
set termguicolors

" sets tabs to be 2 characters, expanded into spaces, but still removable with
" one press of backspace.
" great explanation: http://vimcasts.org/transcripts/2/en/
set tabstop=2
set shiftwidth=2
set softtabstop=2
set expandtab

" set cursor line highlighting, esp useful when using with bracket
" highlighting and you don't know which side of the brace the cursor is on
set cursorline

" shows linenumbers relative to the one you are on, for easy movement and
" dNUMBERd deletions
set number relativenumber

" keeps an undofile next to files so that you can even undo if vim is closed
" in between
set undofile

" ignores case by default but will use case when search is specifically not
" all lowercased
set ignorecase
set smartcase

" whenever vim loses focus, save
au FocusLost * :wa

" disables showing us the current mode in the command line since airline takes
" care of it
set noshowmode

" highlight everything that goes over 80 columns
highlight ColorColumn ctermbg=magenta
call matchadd('ColorColumn', '\%81v', 100)

" set our leader key to space since with hjkl, space is largely useless
let mapleader = "\<Space>"
" maps the leader for buffer local mappings (e.g. vim-waikiki for files under
" the root dir to the same key -- might lead to incompatibilities, will have
" to test)
let maplocalleader = "\<Space>"
" set jk to escape, in case capslock is not mapped to escape on the system
inoremap jk <ESC>

" remove search highlights by pressing space+/ - the key for searching the
" first place
nnoremap <leader>/ :noh<cr>

" quickly edit vimrc with leader+V
nnoremap <leader>V :vsp academia.vim<cr>
" automatically source the vimrc file whenever it is saved (causes slowdown
" when done in MANY successions)
" au BufWritePost init.vim so ~/.config/nvim/init.vim
" source vimrc with keystroke combination
nnoremap <leader>VV :source academia.vim<cr>


" 'open new buffer' with leader-t (opens new buffer and switches to it)
" open actual new tab with leader-T
nnoremap <leader>t :vsp .<cr>
nnoremap <leader>T :tabedit .<cr>

" stronger versions of left,right - move all the way
nnoremap H ^
nnoremap L $

" }}}
" CUSTOMIZATION {{{

" defines plugin directory
" Install plugins from vim with :PlugInstall
silent! if plug#begin('~/.local/share/nvim/plugged')
Plug 'christoomey/vim-tmux-navigator'
" automatically switch between relative and absolute numbers as buffers move
" into / out of focus (requires number & relativenumber to be set)
Plug 'jeffkreeftmeijer/vim-numbertoggle'
Plug 'rakr/vim-one'

" CUSTOM STUFF BEGINS HERE
Plug 'Shougo/unite.vim'
Plug 'rafaqz/citation.vim'


call plug#end()
endif

call unite#filters#matcher_default#use(['matcher_fuzzy'])
let g:unite_source_grep_command = "rg"

" Custom mappings for the unite buffer
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)
  " control s to split into new buf
  imap <silent><buffer><expr> <C-s>     unite#do_action('split')
  " simple esc to exit when in insert mode
  "imap <buffer> <esc>   <Plug>(unite_exit)
  " also esc to exit in normal mode
  nmap <buffer> <esc>   <Plug>(unite_exit)

  nnoremap <silent><buffer><expr> <C-o> unite#do_action('start')
  imap     <silent><buffer><expr> <C-o> unite#do_action('start')
  nnoremap <silent><buffer><expr> <C-i> unite#do_action('preview')
  imap     <silent><buffer><expr> <C-i> unite#do_action('preview')
endfunction

" citation.vim bibtex citations
let g:citation_vim_bibtex_file="academia.bib"
let g:citation_vim_mode="bibtex"
let g:citation_vim_cache_path='~/.cache/'
" insert a citation under cursor (using bibref)
nnoremap <silent><leader>cc :<C-u>Unite -buffer-name=citation-start-insert -default-action=append -auto-resize -smartcase -start-insert citation/key<cr>
" show info for citation that cursor is currently on
nnoremap <silent><leader>ci :<C-u>Unite -input=<C-R><C-W> -default-action=preview -force-immediately citation/combined<cr>

" }}}
colo one