init.vim~

" How do I reload my config without closing vim??
" :so %
" :PlugInstall
" :PlugUpdate

set number
set ignorecase
set smartcase
set scrolloff=12 " space between cursor and bottom of screen before scroll
let mapleader = ","

" Preserve undo/redo history
set undofile

" 2 space indentation
set tabstop=4
set softtabstop=0
set expandtab
set shiftwidth=2
set smarttab

" character limit column
highlight ColorColumn ctermbg=0
set colorcolumn=80

" Easy split switching
nmap <silent> <c-k> :wincmd k<CR>
nmap <silent> <c-j> :wincmd j<CR>
nmap <silent> <c-h> :wincmd h<CR>
nmap <silent> <c-l> :wincmd l<CR>

" Colors!
syntax enable
set background=light

" Copy to system clipboard by hitting leader first
vnoremap  <leader>y  "+y
nnoremap  <leader>Y  "+yg_
nnoremap  <leader>y  "+y
nnoremap  <leader>yy  "+yy

" Paste from system clipboard by hitting leader first
nnoremap <leader>p "+p
nnoremap <leader>P "+P
vnoremap <leader>p "+p
vnoremap <leader>P "+P

" Remap escape
imap jk <Esc>

" react to the mouse as well
set mouse=a

" eslint
let g:neomake_javascript_enabled_makers = ['eslint']
autocmd! BufWritePost,BufEnter * Neomake
nmap <Leader>n :lnext<CR> " next error/warning
nmap <Leader>N :lprev<CR> " previous error/warning

" vim-javascript
let g:javascript_plugin_jsdoc = 1 " jsdoc syntax highlighting

" disable folding
set nofoldenable

" ctrlp
" Use ag for indexing, which is faster. Also, ignore irrelevant files like.
let g:ctrlp_user_command = 'ag %s -i --nocolor --nogroup --hidden
      \ --ignore .git
      \ --ignore .svn
      \ --ignore .hg
      \ --ignore .DS_Store
      \ --ignore "**/*.pyc"
      \ -g ""'
" Use ctrlp-py-matcher, which is more accurate.
let g:ctrlp_match_func = { 'match': 'pymatcher#PyMatch' }

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

" call greppage on the current line
nnoremap <leader>kk :call grepg#RunGrepGCommand(getline('.'))<CR>

" use vim-jsx on .js files too
let g:jsx_ext_required = 0

" elm syntax highlighting
let g:syntastic_always_populate_loc_list = 1
let g:syntastic_auto_loc_list = 1
let g:elm_syntastic_show_warnings = 1

" flow syntax highlighting
let g:javascript_plugin_flow = 1

" deoplete code completion
" let g:deoplete#enable_at_startup = 1
" <TAB>: completion.
" inoremap <expr><TAB>  pumvisible() ? "\<C-n>" : "\<TAB>"

" Set paths to homebrew pythons
let g:python_host_prog = '/usr/local/bin/python'
let g:python3_host_prog = '/usr/local/bin/python3'

" Dart
let dart_style_guide = 2
" autocmd FileType dart call deoplete#custom#buffer_option('auto_complete', v:false)

" coc
" Give more space for displaying messages.
set cmdheight=2
" Having longer updatetime (default is 4000 ms = 4 s) leads to noticeable
" delays and poor user experience.
set updatetime=300
" Don't pass messages to |ins-completion-menu|.
set shortmess+=c
" Always show the signcolumn, otherwise it would shift the text each time
" diagnostics appear/become resolved.
if has("patch-8.1.1564")
  " Recently vim can merge signcolumn and number column into one
  set signcolumn=number
else
  set signcolumn=yes
endif
" Use tab for trigger completion with characters ahead and navigate.
" NOTE: Use command ':verbose imap <tab>' to make sure tab is not mapped by
" other plugin before putting this into your config.
inoremap <silent><expr> <TAB>
      \ pumvisible() ? "\<C-n>" :
      \ <SID>check_back_space() ? "\<TAB>" :
      \ coc#refresh()
inoremap <expr><S-TAB> pumvisible() ? "\<C-p>" : "\<C-h>"

function! s:check_back_space() abort
  let col = col('.') - 1
  return !col || getline('.')[col - 1]  =~# '\s'
endfunction
" Use <c-space> to trigger completion.
if has('nvim')
  inoremap <silent><expr> <c-space> coc#refresh()
else
  inoremap <silent><expr> <c-@> coc#refresh()
endif
" Make <CR> auto-select the first completion item and notify coc.nvim to
" format on enter, <cr> could be remapped by other vim plugin
inoremap <silent><expr> <cr> pumvisible() ? coc#_select_confirm()
                              \: "\<C-g>u\<CR>\<c-r>=coc#on_enter()\<CR>"
" Use `[g` and `]g` to navigate diagnostics
" Use `:CocDiagnostics` to get all diagnostics of current buffer in location list.
nmap <silent> [g <Plug>(coc-diagnostic-prev)
nmap <silent> ]g <Plug>(coc-diagnostic-next)
" GoTo code navigation.
nmap <silent> gd <Plug>(coc-definition)
nmap <silent> gy <Plug>(coc-type-definition)
nmap <silent> gi <Plug>(coc-implementation)
nmap <silent> gr <Plug>(coc-references)
" Use K to show documentation in preview window.
nnoremap <silent> K :call <SID>show_documentation()<CR>
function! s:show_documentation()
  if (index(['vim','help'], &filetype) >= 0)
    execute 'h '.expand('<cword>')
  elseif (coc#rpc#ready())
    call CocActionAsync('doHover')
  else
    execute '!' . &keywordprg . " " . expand('<cword>')
  endif
endfunction
" Highlight the symbol and its references when holding the cursor.
autocmd CursorHold * silent call CocActionAsync('highlight')
" Symbol renaming.
nmap <leader>rn <Plug>(coc-rename)
" Formatting selected code.
xmap <leader>f  <Plug>(coc-format-selected)
nmap <leader>f  <Plug>(coc-format-selected)
augroup mygroup
  autocmd!
  " Setup formatexpr specified filetype(s).
  autocmd FileType typescript,json setl formatexpr=CocAction('formatSelected')
  " Update signature help on jump placeholder.
  autocmd User CocJumpPlaceholder call CocActionAsync('showSignatureHelp')
augroup end
" Applying codeAction to the selected region.
" Example: `<leader>aap` for current paragraph
xmap <leader>a  <Plug>(coc-codeaction-selected)
nmap <leader>a  <Plug>(coc-codeaction-selected)
" Remap keys for applying codeAction to the current buffer.
nmap <leader>ac  <Plug>(coc-codeaction)
" Apply AutoFix to problem on the current line.
nmap <leader>qf  <Plug>(coc-fix-current)
" Map function and class text objects
" NOTE: Requires 'textDocument.documentSymbol' support from the language server.
xmap if <Plug>(coc-funcobj-i)
omap if <Plug>(coc-funcobj-i)
xmap af <Plug>(coc-funcobj-a)
omap af <Plug>(coc-funcobj-a)
xmap ic <Plug>(coc-classobj-i)
omap ic <Plug>(coc-classobj-i)
xmap ac <Plug>(coc-classobj-a)
omap ac <Plug>(coc-classobj-a)
" Remap <C-f> and <C-b> for scroll float windows/popups.
if has('nvim-0.4.0') || has('patch-8.2.0750')
  nnoremap <silent><nowait><expr> <C-f> coc#float#has_scroll() ? coc#float#scroll(1) : "\<C-f>"
  nnoremap <silent><nowait><expr> <C-b> coc#float#has_scroll() ? coc#float#scroll(0) : "\<C-b>"
  inoremap <silent><nowait><expr> <C-f> coc#float#has_scroll() ? "\<c-r>=coc#float#scroll(1)\<cr>" : "\<Right>"
  inoremap <silent><nowait><expr> <C-b> coc#float#has_scroll() ? "\<c-r>=coc#float#scroll(0)\<cr>" : "\<Left>"
  vnoremap <silent><nowait><expr> <C-f> coc#float#has_scroll() ? coc#float#scroll(1) : "\<C-f>"
  vnoremap <silent><nowait><expr> <C-b> coc#float#has_scroll() ? coc#float#scroll(0) : "\<C-b>"
endif
" Use CTRL-S for selections ranges.
" Requires 'textDocument/selectionRange' support of language server.
nmap <silent> <C-s> <Plug>(coc-range-select)
xmap <silent> <C-s> <Plug>(coc-range-select)
" Add `:Format` command to format current buffer.
command! -nargs=0 Format :call CocAction('format')
" Add `:Fold` command to fold current buffer.
command! -nargs=? Fold :call     CocAction('fold', <f-args>)
" Add `:OR` command for organize imports of the current buffer.
command! -nargs=0 OR   :call     CocAction('runCommand', 'editor.action.organizeImport')
" Add (Neo)Vim's native statusline support.
" NOTE: Please see `:h coc-status` for integrations with external plugins that
" provide custom statusline: lightline.vim, vim-airline.
set statusline^=%{coc#status()}%{get(b:,'coc_current_function','')}
" Mappings for CoCList
" Show all diagnostics.
nnoremap <silent><nowait> <space>a  :<C-u>CocList diagnostics<cr>
" Manage extensions.
nnoremap <silent><nowait> <space>e  :<C-u>CocList extensions<cr>
" Show commands.
nnoremap <silent><nowait> <space>c  :<C-u>CocList commands<cr>
" Find symbol of current document.
nnoremap <silent><nowait> <space>o  :<C-u>CocList outline<cr>
" Search workspace symbols.
nnoremap <silent><nowait> <space>s  :<C-u>CocList -I symbols<cr>
" Do default action for next item.
nnoremap <silent><nowait> <space>j  :<C-u>CocNext<CR>
" Do default action for previous item.
nnoremap <silent><nowait> <space>k  :<C-u>CocPrev<CR>
" Resume latest coc list.
nnoremap <silent><nowait> <space>p  :<C-u>CocListResume<CR>

" coc-snippets (installed with :CocInstall coc-snippets)
" Use <C-l> for trigger snippet expand.
imap <C-l> <Plug>(coc-snippets-expand)
" Use <C-j> for select text for visual placeholder of snippet.
vmap <C-j> <Plug>(coc-snippets-select)
" Use <C-j> for jump to next placeholder, it's default of coc.nvim
let g:coc_snippet_next = '<c-j>'
" Use <C-k> for jump to previous placeholder, it's default of coc.nvim
let g:coc_snippet_prev = '<c-k>'
" Use <C-j> for both expand and jump (make expand higher priority.)
imap <C-j> <Plug>(coc-snippets-expand-jump)

Plug 'https://github.com/ctrlpvim/ctrlp.vim.git'
Plug 'https://github.com/FelikZ/ctrlp-py-matcher'
Plug 'https://github.com/neomake/neomake.git'
Plug 'https://github.com/airblade/vim-gitgutter.git'
Plug 'https://github.com/leafgarland/typescript-vim.git'
Plug 'pangloss/vim-javascript'
Plug 'https://github.com/hail2u/vim-css3-syntax.git'
Plug 'mxw/vim-jsx'
Plug 'evidanary/grepg.vim'
Plug 'https://github.com/yaymukund/vim-haxe.git'
Plug 'tpope/vim-fugitive'
Plug 'elmcast/elm-vim'
Plug 'tikhomirov/vim-glsl'
Plug 'flowtype/vim-flow'
Plug 'vim-scripts/loremipsum'
Plug 'honza/vim-snippets'
if has('nvim')
  " Plug 'Shougo/deoplete.nvim', { 'do': ':UpdateRemotePlugins' }
else
  " Plug 'Shougo/deoplete.nvim'
  Plug 'roxma/nvim-yarp'
  Plug 'roxma/vim-hug-neovim-rpc'
endif
" Plug 'carlitux/deoplete-ternjs', { 'do': 'npm install -g tern' }
Plug 'dart-lang/dart-vim-plugin'
" I previously tried using lsc, but it makes nvim slow in big files.
Plug 'neoclide/coc.nvim', {'branch': 'release'} " Also do: :CocInstall coc-flutter
Plug 'altercation/vim-colors-solarized'
Plug 'google/vim-searchindex'

call plug#end()

" Solarized colors
syntax enable
" set background=dark
colorscheme solarized