"
" General config
" ______________________________ 

set encoding=utf-8
set hidden
set ttyfast
set updatetime=300
set timeout timeoutlen=1000 ttimeoutlen=50
set undolevels=500
set history=500
set shortmess+=c
set signcolumn=yes
set nowrap
set smarttab
set signcolumn=yes
set clipboard=unnamed "use p to paste clipboard

set backspace=indent,eol,start
set tabstop=2 softtabstop=2 shiftwidth=2 expandtab smarttab autoindent
set ignorecase smartcase incsearch hlsearch
set emoji

" no backups
set nocursorcolumn
set nocursorline
set scrolljump=5
set lazyredraw
set synmaxcol=180
set nobackup
set nowritebackup
set noswapfile
set viminfo='20,\"100 "max 100 lines in registers

set cmdheight=2
set novisualbell

" sudo save
command! W execute 'w !sudo tee % > /dev/null' <bar> edit!

"
" Filetypes
" ______________________________

filetype plugin indent on

"
" Keybindings
" ______________________________

map <Up> <NOP>
map <Down> <NOP>
map <Left> <NOP>
map <Right> <NOP>

" quick normal mode
inoremap jk <Esc>

" quick-quit
:ca Q q
:ca Q! q!

" quick help
:ca htab :tab h 

" coc
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 @ instead of space
inoremap <silent><expr> <c-@> coc#refresh()

if has('patch8.1.1068')
  inoremap <expr> <cr> complete_info()["selected"] != "-1" ? "\<C-y>" : "\<C-g>u\<CR>"
else
  imap <expr> <cr> pumvisible() ? "\<C-y>" : "\<C-g>u\<CR>"
endif

nmap <silent> [g <Plug>(coc-diagnostic-prev)
nmap <silent> ]g <Plug>(coc-diagnostic-next)

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)

nnoremap <silent> K :call <SID>show_documentation()<CR>

function! s:show_documentation()
  if (index(['vim','help'], &filetype) >= 0)
    execute 'h '.expand('<cword>')
  else
    call CocAction('doHover')
  endif
endfunction

autocmd CursorHold * silent call CocActionAsync('highlight')

nmap <leader>rn <Plug>(coc-rename)

xmap <leader>f  <Plug>(coc-format-selected)
nmap <leader>f  <Plug>(coc-format-selected)

augroup mygroup
  autocmd!
  autocmd FileType typescript, json setl formatexpr=CocAction('formatSelected')
  autocmd User CocJumpPlaceholder call CocActionAsync('showSignatureHelp')
augroup end

xmap <leader>a  <Plug>(coc-codeaction-selected)
nmap <leader>a  <Plug>(coc-codeaction-selected)

nmap <leader>ac  <Plug>(coc-codeaction)
nmap <leader>qf  <Plug>(coc-fix-current)

xmap if <Plug>(coc-funcobj-i)
xmap af <Plug>(coc-funcobj-a)
omap if <Plug>(coc-funcobj-i)
omap af <Plug>(coc-funcobj-a)

nmap <silent> <TAB> <Plug>(coc-range-select)
xmap <silent> <TAB> <Plug>(coc-range-select)

command! -nargs=0 Format :call CocAction('format')
command! -nargs=? Fold :call     CocAction('fold', <f-args>)
command! -nargs=0 OR   :call     CocAction('runCommand', 'editor.action.organizeImport')

set statusline^=%{coc#status()}%{get(b:,'coc_current_function','')}

nnoremap <silent> <space>a  :<C-u>CocList diagnostics<cr>
nnoremap <silent> <space>e  :<C-u>CocList extensions<cr>
nnoremap <silent> <space>c  :<C-u>CocList commands<cr>
nnoremap <silent> <space>o  :<C-u>CocList outline<cr>
nnoremap <silent> <space>s  :<C-u>CocList -I symbols<cr>
nnoremap <silent> <space>j  :<C-u>CocNext<CR>
nnoremap <silent> <space>k  :<C-u>CocPrev<CR>
nnoremap <silent> <space>p  :<C-u>CocListResume<CR>

let g:coc_global_extensions = [
  \'coc-css',
  \'coc-eslint',
  \'coc-html',
  \'coc-json',
  \'coc-prettier',
  \'coc-svelte',
  \'coc-tsserver'
  \]

command! -nargs=0 Prettier :CocCommand prettier.formatFile

"
" Plugins
" ______________________________ 

call plug#begin()
Plug 'neoclide/coc.nvim', {'branch': 'release'}
Plug 'arcticicestudio/nord-vim'
Plug 'scrooloose/nerdtree'
Plug 'yuezk/vim-js'
Plug 'maxmellon/vim-jsx-pretty'
Plug 'ryanoasis/vim-devicons'
Plug 'junegunn/fzf', { 'do': './install --bin' }
Plug 'junegunn/fzf.vim'
Plug 'leafgarland/typescript-vim'
Plug 'peitalin/vim-jsx-typescript'
call plug#end()

" NERDTree
let g:NERDTreeShowHidden = 1
let g:NERDTreeMinimalUI = 1
let g:NERDTreeIgnore = []
let g:NERDTreeStatusline = ''

" FZF - use silversearcher-ag to respect .gitignore
let $FZF_DEFAULT_COMMAND = 'ag -g ""'
let g:vim_jsx_pretty_colorful_config = 1

" plugin keybindings
nnoremap <silent> <C-b> :NERDTreeToggle<CR>
nnoremap <C-p> :FZF<CR>
let g:fzf_action = {
  \ 'ctrl-t': 'tab split',
  \ 'ctrl-s': 'split',
  \ 'ctrl-v': 'vsplit'
  \}

"
" Theme
" ______________________________  

colorscheme nord
set t_Co=256