coc.vim

if exists('g:vscode')
  finish
endif

if exists('g:plug_installing_plugins')
  Plug 'neoclide/coc.nvim', {'branch': 'release'}
  Plug 'rodrigore/coc-tailwind-intellisense', {'do': 'npm install'}
  finish
endif

" tsserver currently locked due to not picking up local tsdk after 1.11.12
let g:coc_global_extensions = [
      \'coc-snippets', 'coc-json', 'coc-tsserver',
      \'coc-css', 'coc-eslint', 'coc-react-refactor',
      \'coc-vimlsp', 'coc-html', 'coc-db', 'coc-yaml', 'coc-prettier',
      \'coc-prisma']

" Manual restarts are often needed when large project or tsconfig changes
" happen
nnoremap <leader>crr :CocRestart<cr>
" Sometimes restart is needed to allow spelling to be added to local folder.
nnoremap <leader>crs :CocSpellRestart<cr>

" Show documentation in preview window
nnoremap <silent>gD :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

inoremap <expr> <cr> coc#pum#visible() ? coc#_select_confirm() : "\<CR>"

" Remap for rename current word
nmap <leader>rn <Plug>(coc-rename)

" Navigate diagnostic
nmap <silent> gn <Plug>(coc-diagnostic-next)
nmap <silent> gN <Plug>(coc-diagnostic-prev)

" Do codeAction of selected region, ex: `<leader>fp` for current paragraph
xmap <leader>b  <Plug>(coc-codeaction-selected)
nmap <leader>b  <Plug>(coc-codeaction-selected)

" Remap for do codeAction of current line
nmap <leader>bb  <Plug>(coc-codeaction)
" TODO switch for this when 0.7.9 becomes stable
" nmap <leader>bb  <Plug>(coc-codeaction-line)
" Autofix problem of current line
nmap <leader>bc  <Plug>(coc-fix-current)

" Map keys for go-tos
nmap <silent> gd <Plug>(coc-definition)

" Format current buffer
nmap <silent> gF :call CocAction('format')<CR>

function! s:organize_imports()
  call CocActionAsync()('runCommand', 'tsserver.organizeImports')
endfunction

nmap <silent> <leader>if :call <SID>organize_imports()<CR>

" Map function and class text objects
xmap if <Plug>(coc-funcobj-i)
omap if <Plug>(coc-funcobj-i)
xmap af <Plug>(coc-funcobj-a)
omap af <Plug>(coc-funcobj-a)

" Use CTRL-S for selections ranges.
nmap <silent> <C-s> <Plug>(coc-range-select)
xmap <silent> <C-s> <Plug>(coc-range-select)

" Manual trigger completion.
inoremap <silent><expr> <S-enter> coc#refresh()

" Scroll floating window, taken from Coc help docs
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

" ------------
" coc-snippets
" ------------

imap <C-j> <Plug>(coc-snippets-expand)

" 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)

" A shorthand command to quickly restart the coc spell checker so it can pick
" up the presence of the workspace.
command! -nargs=0 CocSpellRestart :call CocAction('reloadExtension', 'coc-spell-checker')