call plug#begin('~/.local/share/nvim/plugged') 

" find a better plugin to do this 
" which works with tsx and 
" doesn't interfere with coc-pairs
" Plug 'alvan/vim-closetag'

" basic
Plug 'itchyny/lightline.vim'
Plug 'Yggdroot/indentLine'
" Plug 'romgrk/doom-one.vim'
Plug 'MikunoNaka/doom-one.vim'
Plug 'neoclide/coc.nvim', {'branch': 'release'}

" web dev
Plug 'rrethy/vim-hexokinase', { 'do': 'make hexokinase' }
Plug 'nikvdp/ejs-syntax'
Plug 'maxmellon/vim-jsx-pretty'
Plug 'leafgarland/typescript-vim'
Plug 'yuezk/vim-js'

" other dev
Plug 'elixir-editors/vim-elixir'

" Plug 'glacambre/firenvim', { 'do': { _ -> firenvim#install(0) } }
" Plug 'vim-airline/vim-airline'
" Plug 'dracula/vim', { 'as': 'dracula' }
" Plug 'sts10/vim-pink-moon'
Plug 'alvan/vim-closetag'

call plug#end()

" for ejs
au BufNewFile,BufRead *.ejs set filetype=html

" closetag config
" filenames like *.xml, *.html, *.xhtml, ...
" These are the file extensions where this plugin is enabled.
let g:closetag_filenames = '*.html,*.xhtml,*.phtml'
" filenames like *.xml, *.xhtml, ...
" This will make the list of non-closing tags self-closing in the specified files.
let g:closetag_xhtml_filenames = '*.xhtml,*.jsx'
" filetypes like xml, html, xhtml, ...
" These are the file types where this plugin is enabled.
let g:closetag_filetypes = 'html,xhtml,phtml'
" filetypes like xml, xhtml, ...
" This will make the list of non-closing tags self-closing in the specified files.
let g:closetag_xhtml_filetypes = 'xhtml,jsx'
" integer value [0|1]
" This will make the list of non-closing tags case-sensitive (e.g. `<Link>` will be closed while `<link>` won't.)
let g:closetag_emptyTags_caseSensitive = 1
" dict
" Disables auto-close if not in a "valid" region (based on filetype)
let g:closetag_regions = {
    \ 'typescript.tsx': 'jsxRegion,tsxRegion',
    \ 'javascript.jsx': 'jsxRegion',
    \ 'typescriptreact': 'jsxRegion,tsxRegion',
    \ 'javascriptreact': 'jsxRegion',
    \ }
" Shortcut for closing tags, default is '>'
let g:closetag_shortcut = '>'
" Add > at current position without closing the current tag, default is ''
let g:closetag_close_shortcut = ''
" closetag config end

" line numbers
set number
set nu

" colorscheme config
colorscheme doom-one
set termguicolors
syntax enable

" remove vim status because lightline replaces it
set noshowmode

" lightline config
" colorscheme wombat for lightline
let g:lightline = {
      \ 'colorscheme': 'darcula'
      \ }

" hexokinase config
let g:Hexokinase_highlighters = ['virtual']

" jsx-pretty config
let g:vim_jsx_pretty_highlight_close_tag = 1
let g:vim_jsx_pretty_colorful_config = 1

" for tab stop
filetype plugin indent on
" On pressing tab, insert 2 spaces
set expandtab
" show existing tab with 2 spaces width
set tabstop=2
set softtabstop=2
" when indenting with '>', use 2 spaces width
set shiftwidth=2

" map leader to Space
let mapleader = " " 

" mouse support for visual, etc
set mouse=a

" disable word wrapping
set nowrap


" copy/paste from clipboard
" Copy to clipboard
vnoremap  <leader>y  "+y
nnoremap  <leader>Y  "+yg_
nnoremap  <leader>y  "+y
nnoremap  <leader>yy  "+yy

" Paste from clipboard
nnoremap <leader>p "+p
nnoremap <leader>P "+P
vnoremap <leader>p "+p
vnoremap <leader>P "+P

" coc config
let g:coc_global_extentions = [
  \ 'coc-snippets',
  \ 'coc-pairs',
  \ 'coc-eslint',
  \ 'coc-prettier',
  \ 'coc-go', 
  \ 'coc-json',
  \ 'coc-tsserver', 
  \ 'coc-css',
  \ 'coc-html',
  \ 'coc-omnisharp',
  \ ]
set encoding=utf-8

" TextEdit might fail if hidden is not set.
set hidden

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

" 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("nvim-0.5.0") || 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>