vimrc

set nocompatible
au BufNewFile,BufRead *.{js,mjs,jsm,es,es6},Jakefile setf javascript

" remove white-space on edit
autocmd BufWritePre * %s/\s\+$//e

autocmd BufWritePre *.{tsx,ts,js,mjs,es,jsm,es,es6} :CocCommand eslint.executeAutoFix

:set number relativenumber
:set textwidth=100


" Quickly edit/reload the vimrc file
nmap <silent> <leader>ev :e $MYVIMRC<CR>
nmap <silent> <leader>sv :so $MYVIMRC<CR>

execute pathogen#infect()
filetype plugin indent on

syntax enable
set background=dark
colorscheme delek

set mouse=a
set nu
set ruler
if exists('+colorcolumn')
  set colorcolumn=100
else
  au BufWinEnter * let w:m2=matchadd('ErrorMsg', '\%>100v.\+', -1)
endif
highlight ColorColumn ctermbg=7

let g:ctrlp_custom_ignore = 'dist\|bower_components\|node_modules\|DS_Store\|git\|cache\|plugins'

set hidden
set nobackup
set noswapfile

set nowrap        " don't wrap lines
set backspace=indent,eol,start
                  " allow backspacing over everything in insert mode
set copyindent    " copy the previous indentation on autoindenting
set shiftround    " use multiple of shiftwidth when indenting with '<' and '>'
set showmatch     " set show matching parenthesis
set ignorecase    " ignore case when searching
set smartcase     " ignore case if search pattern is all lowercase,
                  "    case-sensitive otherwise
set smarttab      " insert tabs on the start of a line according to
                  "    shiftwidth, not tabstop
set hlsearch      " highlight search terms
set incsearch     " show search matches as you type

set tabstop=2
set autoindent
set smartindent
set expandtab
set cindent
set shiftwidth=2
set wildmenu

" emacs like tab
set cinkeys=0{,0},0),0#,!<Tab>,;,:,o,O,e
set indentkeys=!<Tab>,o,O
map <Tab> i<Tab><Esc>^


" fix odd backspace behaviour
set backspace=start,eol,indent

" disable cursor keys in navigation
map <Left> <Nop>
map <Right> <Nop>
map <Up> <Nop>
map <Down> <Nop>

autocmd FileType css set omnifunc=csscomplete#CompleteCSS

" command-t directory ignore
set wildignore+=bower_components
set wildignore+=node_modules

" map key for vimux command
map <Leader>vp :VimuxPromptCommand<CR>

let g:vim_markdown_folding_disabled = 1
set t_Co=256
let g:molokai_original = 1
colorscheme darkest-space
set spell
set spellfile=~/.vim/spell/en.utf-8.add

set clipboard=unnamedplus

" CamelCaseMotion
let g:camelcasemotion_key = '<leader>'
map <silent> w <Plug>CamelCaseMotion_w
map <silent> b <Plug>CamelCaseMotion_b
map <silent> e <Plug>CamelCaseMotion_e
map <silent> ge <Plug>CamelCaseMotion_ge
sunmap w
sunmap b
sunmap e
sunmap ge
omap <silent> iw <Plug>CamelCaseMotion_iw
xmap <silent> iw <Plug>CamelCaseMotion_iw
omap <silent> ib <Plug>CamelCaseMotion_ib
xmap <silent> ib <Plug>CamelCaseMotion_ib
omap <silent> ie <Plug>CamelCaseMotion_ie
xmap <silent> ie <Plug>CamelCaseMotion_ie

" Move Lines
nnoremap <C-j> :m .+1<CR>==
nnoremap <C-k> :m .-2<CR>==
inoremap <C-j> <Esc>:m .+1<CR>==gi
inoremap <C-k> <Esc>:m .-2<CR>==gi
vnoremap <C-j> :m '>+1<CR>gv=gv
vnoremap <C-k> :m '<-2<CR>gv=gv

" Linting
let g:ale_linters = {
\   'javascript': ['eslint'],
\   'javascriptreact': ['eslint'],
\   'typescript': ['eslint', 'tsserver'],
\   'typescriptreact': ['eslint', 'tsserver'],
\}
let g:ale_fixers = {
\   'javascript': ['eslint'],
\   'javascriptreact': ['eslint'],
\   'typescript': ['eslint'],
\   'typescriptreact': ['eslint'],
\}
let g:ale_lint_on_save = 1
let g:ale_fix_on_save = 1
let g:ale_sign_error = "⚠️"
let g:ale_sign_warning = "w"
let g:ale_sign_info = "ℹ"
nmap <silent> <leader>aj :ALENext<cr>
nmap <silent> <leader>ak :ALEPrevious<cr>

" Plugins
call plug#begin()

Plug 'junegunn/fzf', { 'do': { -> fzf#install() } }
Plug 'junegunn/fzf.vim'
Plug 'dense-analysis/ale'
Plug 'vim-airline/vim-airline'
Plug 'vim-airline/vim-airline-themes'
Plug 'neoclide/coc.nvim', {'branch': 'release'}
Plug 'HerringtonDarkholme/yats.vim'
Plug 'bkad/CamelCaseMotion'
Plug 'tpope/vim-fugitive'
Plug 'github/copilot.vim'
Plug 'sheerun/vim-polyglot'

call plug#end()

" fzf

nnoremap <C-p> :Files<CR>

" Some servers have issues with backup files, see #649.
set nobackup
set nowritebackup

" Having longer updatetime (default is 4000 ms = 4 s) leads to noticeable
" delays and poor user experience.
set updatetime=300

" Always show the signcolumn, otherwise it would shift the text each time
" diagnostics appear/become resolved.
set signcolumn=yes

" Use tab for trigger completion with characters ahead and navigate.
" NOTE: There's always complete item selected by default, you may want to enable
" no select by `"suggest.noselect": true` in your configuration file.
" 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>
      \ coc#pum#visible() ? coc#pum#next(1) :
      \ CheckBackspace() ? "\<Tab>" :
      \ coc#refresh()
inoremap <expr><S-TAB> coc#pum#visible() ? coc#pum#prev(1) : "\<C-h>"

" Make <CR> to accept selected completion item or notify coc.nvim to format
" <C-g>u breaks current undo, please make your own choice.
inoremap <silent><expr> <CR> coc#pum#visible() ? coc#pum#confirm()
                              \: "\<C-g>u\<CR>\<c-r>=coc#on_enter()\<CR>"

function! CheckBackspace() 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

" 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 ShowDocumentation()<CR>

function! ShowDocumentation()
  if CocAction('hasProvider', 'hover')
    call CocActionAsync('doHover')
  else
    call feedkeys('K', 'in')
  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)

" Run the Code Lens action on the current line.
nmap <leader>cl  <Plug>(coc-codelens-action)

" 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 CocActionAsync('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     CocActionAsync('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  :call CocAction('diagnosticNext')<CR>
" Do default action for previous item.
nnoremap <silent><nowait> <space>k  :call CocAction('diagnosticPrevious')<CR>
" Resume latest coc list.
nnoremap <silent><nowait> <space>p  :<C-u>CocListResume<CR>

" remove search highlight hiting on escape in normal mode
nnoremap <esc> :noh<return><esc>
nnoremap <esc>^[ <esc>^[