init.vim

if &compatible
  set nocompatible " Be iMproved
endif

  " Specify plugin directory
call plug#begin('~/.local/share/nvim/plugged')

  " search
Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': './install --all' }
Plug 'junegunn/fzf.vim'

  " languages
Plug 'fatih/vim-go', { 'do': ':GoInstallBinaries' }
Plug 'nsf/gocode', { 'rtp': 'nvim', 'do': '~/.local/share/nvim/plugged/gocode/nvim/symlink.sh' }
Plug 'flowtype/vim-flow'

  " code linting and formatting
Plug 'vim-syntastic/syntastic'
Plug 'sbdchd/neoformat'

  " autocomplete

  "Plug 'Valloric/YouCompleteMe', { 'do': './install.py --gocode-completer' }
Plug 'Shougo/deoplete.nvim', { 'do': ':UpdateRemotePlugins' }
  " deoplete-go (for gocode completion support)
  " https://github.com/zchee/deoplete-go
  " Requires docker, I think?
"Plug 'zchee/deoplete-go', { 'do': 'make'}

  " navigation
Plug 'christoomey/vim-tmux-navigator'
Plug 'scrooloose/nerdtree'
Plug 'fholgado/minibufexpl.vim'

  " status bar mods
Plug 'vim-airline/vim-airline'
Plug 'airblade/vim-gitgutter'

  " fuzzy finder
"Plug 'cloudhead/neovim-fuzzy'

  " Initialize plugin system
call plug#end()

  " Use deoplete.
call deoplete#enable()

  " line numbers
set number
set relativenumber

  " highlight the current line
set cursorline

  " auto indentation
set autoindent

  " setting tabs and shift widths - convert tabs to spaces
set tabstop=2 softtabstop=2 shiftwidth=2 expandtab smarttab

  " spell check and wrap at 80 characters in text and markdown files
autocmd BufNew,BufNewFile,BufRead *.txt,*.text,*.md,*.markdown :set spell tw=80

  " set html type for .tmpl files
autocmd BufNewFile,BufRead *.tmpl set syntax=html

  " make central swap folder
set directory=~/.config/nvim/nvimswaps//

  " make vim backups in central folder
set backup
set backupdir=~/.config/nvim/nvimbackups//

  " enable clipboard support
set clipboard=unnamed

  " enable goimports
let g:go_fmt_command = "goimports"

  " highlight search
set hlsearch

  " case insensitive search when all lowercase
set ignorecase
set smartcase

  " colorscheme
  " torte
colorscheme torte

  " clear search highlight with esc
nnoremap <return> :noh<return><return>

  " highlight column number 80
set colorcolumn=80
"hi ColorColumn ctermbg=lightgrey guibg=lightgrey
hi ColorColumn cterm=underline ctermbg=none

  " highlight column number 100 for golang
autocmd BufNew,BufNewFile,BufRead *.go :set colorcolumn=100

  " NERDTree
map <C-n> :NERDTreeToggle<CR>
  " Auto start NERD tree when opening a directory
autocmd VimEnter * if argc() == 1 && isdirectory(argv()[0]) && !exists("s:std_in") | exe 'NERDTree' argv()[0] | wincmd p | ene | wincmd p | endif
  " Auto start NERD tree if no files are specified
autocmd StdinReadPre * let s:std_in=1
autocmd VimEnter * if argc() == 0 && !exists("s:std_in") | exe 'NERDTree' | endif
  " Auto close when NERDTree is the last tab
autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTree") && b:NERDTree.isTabTree()) | q | endif

  " Use deoplete.
let g:deoplete#enable_at_startup = 1
  " Use smartcase.
let g:deoplete#enable_smart_case = 1
  " Use go caches.
let g:deoplete#sources#go#use_cache = 1
  " Tab completion.
inoremap <expr><TAB>  pumvisible() ? "\<C-n>" : "\<TAB>"

  " Syntastic
set statusline+=%#warningmsg#
set statusline+=%{SyntasticStatuslineFlag()}
set statusline+=%*

let g:syntastic_always_populate_loc_list = 1
let g:syntastic_auto_loc_list = 1
let g:syntastic_check_on_open = 1
let g:syntastic_check_on_wq = 0

  " set directory specific commands here
if getcwd() =~ '/example_base_dir\(/\|$\)'
    " instead use 4 spaces
  set tabstop=4 softtabstop=4 shiftwidth=4 expandtab smarttab
    " set a specific checker, like js
  let g:syntastic_javascript_checkers = ['eslint']
  let g:syntastic_javascript_eslint_exec='/usr/bin/eslint'
  let g:syntastic_javascript_eslint_args='--config ' . expand($HOME) . "/.eslintrc"
endif

  " Airline
set laststatus=2

  " enable mouse support
set mouse=a

  " fuzzy findery
"nnoremap <silent> <C-o> :FuzzyOpen<CR>
nnoremap <silent> <C-p> :Files<CR>
nnoremap <silent> <C-s> :Ag<CR>
"nnoremap <silent> <C-p> :FZF<CR>

"  " deocomplete stuff
"" Plugin key-mappings.
"inoremap <expr><C-g>     neocomplete#undo_completion()
"inoremap <expr><C-l>     neocomplete#complete_common_string()
"
"" Recommended key-mappings.
"" <CR>: close popup and save indent.
"inoremap <silent> <CR> <C-r>=<SID>my_cr_function()<CR>
"function! s:my_cr_function()
"  return (pumvisible() ? "\<C-y>" : "" ) . "\<CR>"
"  " For no inserting <CR> key.
"  "return pumvisible() ? "\<C-y>" : "\<CR>"
"endfunction
"" <TAB>: completion.
"inoremap <expr><TAB>  pumvisible() ? "\<C-n>" : "\<TAB>"
"" <C-h>, <BS>: close popup and delete backword char.
"inoremap <expr><C-h> neocomplete#smart_close_popup()."\<C-h>"
"inoremap <expr><BS> neocomplete#smart_close_popup()."\<C-h>"
"" Close popup by <Space>.Plug 'fholgado/minibufexpl.vim'
""inoremap <expr><Space> pumvisible() ? "\<C-y>" : "\<Space>"

  " shortcut to copy clipboard to parent system clipboard
  " this is only for use on a remote system
nnoremap <silent> <C-y> :call system('ssh self pbcopy', @0)<CR>