init.vim

call plug#begin('~/.vim/plugged')
Plug 'tpope/vim-surround'
Plug 'vim-airline/vim-airline'
Plug 'vim-airline/vim-airline-themes'
Plug 'scrooloose/nerdtree'
Plug 'terryma/vim-multiple-cursors'
"Plug 'dracula/vim', { 'as': 'dracula' }
Plug 'morhetz/gruvbox'
Plug 'godlygeek/tabular'
Plug 'junegunn/goyo.vim'
Plug 'neoclide/coc.nvim', {'branch': 'release'}
Plug 'junegunn/fzf'
Plug 'junegunn/fzf.vim'
Plug 'preservim/nerdcommenter'
Plug 'luochen1990/rainbow'
Plug 'Yggdroot/indentLine'
Plug 'alpertuna/vim-header'
Plug 'hail2u/vim-css3-syntax'
Plug 'sheerun/vim-polyglot'
Plug 'kshenoy/vim-signature'
Plug 'junegunn/vim-easy-align'
"Plug 'dpelle/vim-LanguageTool'
"Plug 'rhysd/vim-grammarous'
Plug 'weirongxu/plantuml-previewer.vim'
Plug 'tyru/open-browser.vim'
Plug 'masukomi/vim-markdown-folding'
Plug 'lordm/vim-browser-reload-linux'
call plug#end()

let g:grammarous#languagetool_cmd = 'languagetool'
nmap <leader>gn (grammarous-move-to-next-error)
nmap <leader>gf (grammarous-fixit)
nmap <leader>gr (grammarous-remove-error)

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

" Start interactive EasyAlign in visual mode (e.g. vipga)
xmap ga <Plug>(EasyAlign)

" Start interactive EasyAlign for a motion/text object (e.g. gaip)
nmap ga <Plug>(EasyAlign)

" Align GitHub-flavored Markdown tables
au FileType markdown vmap <Leader><Bslash> :EasyAlign*<Bar><Enter>

set nocompatible
if has("autocmd")
    filetype plugin indent on
endif

let g:markdown_folding = 1
au FileType markdown setlocal foldlevel=99

set foldlevel=99
let g:header_auto_add_header = 0
let g:header_field_author = 'Kenton Hamaluik'
let g:header_field_author_email = 'kenton@hamaluik.ca'
autocmd FileType haxe let b:coc_root_patterns = ['build.hxml', 'completion.hxml']
let g:indentLine_concealcursor = "nv"
let g:indentLine_fileTypeExclude = ['json', 'md', 'markdown']
let g:vim_json_syntax_conceal = 0
let g:vim_markdown_conceal = 0
let g:vim_markdown_math = 1
let g:vim_markdown_frontmatter = 1
autocmd vimenter * colorscheme gruvbox
let g:airline_theme='base16_gruvbox_dark_hard'
let g:gruvbox_contrast_dark = "hard"
autocmd VimEnter * hi Normal ctermbg=none
"colorscheme dracula
"let g:dracula_colorterm = 0
let g:rainbow_active = 1
set number
set background=dark
filetype plugin indent on
syntax on
set tabstop=4
set shiftwidth=4
set softtabstop=4
set expandtab
set smarttab
set shiftround
set autoindent
set smartindent
set nobackup
set nowritebackup
set noswapfile
set virtualedit+=block
set hidden
set conceallevel=0
noremap j gj
noremap k gk
set encoding=utf-8
let g:airline#extensions#tabline#enabled = 1
"let g:vim_markdown_folding_disabled = 1
let g:vaxe_enable_airline_defaults = 0
set backspace=indent,eol,start
map <C-l> :NERDTreeToggle<CR>
autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTree") && b:NERDTree.isTabTree()) | q | endif
set showcmd
let mapleader = ","
set wildchar=<Tab> wildmenu wildmode=full
:nnoremap <Leader>b :buffers<CR>:buffer<Space>
"nmap <leader><tab> <plug>(fzf-maps-n)
nmap <C-p> :Files<CR>
nmap <leader><C-p> :GFiles<CR>
nmap <leader><Tab> :bn<CR>

" The following is a “default” coc config:
autocmd FileType json syntax match Comment +\/\/.\+$+

" 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.
set signcolumn=yes

" 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.
inoremap <silent><expr> <c-space> coc#refresh()

" Use <cr> to confirm completion, `<C-g>u` means break undo chain at current
" position. Coc only does snippet and additional edit on confirm.
" <cr> could be remapped by other vim plugin, try `:verbose imap <CR>`.
if exists('*complete_info')
  inoremap <expr> <cr> complete_info()["selected"] != "-1" ? "\<C-y>" : "\<C-g>u\<CR>"
else
  inoremap <expr> <cr> pumvisible() ? "\<C-y>" : "\<C-g>u\<CR>"
endif

" Use `[g` and `]g` to navigate diagnostics
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>')
  else
    call CocAction('doHover')
  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 line.
nmap <leader>ac  <Plug>(coc-codeaction)
" Apply AutoFix to problem on the current line.
nmap <leader>qf  <Plug>(coc-fix-current)

" Introduce function text object
" NOTE: Requires 'textDocument.documentSymbol' support from the language server.
xmap if <Plug>(coc-funcobj-i)
xmap af <Plug>(coc-funcobj-a)
omap if <Plug>(coc-funcobj-i)
omap af <Plug>(coc-funcobj-a)

" Use <TAB> for selections ranges.
" NOTE: Requires 'textDocument/selectionRange' support from the language server.
" coc-tsserver, coc-python are the examples of servers that support it.
" nmap <silent> <TAB> <Plug>(coc-range-select)
" xmap <silent> <TAB> <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 using CoCList:
" Show all diagnostics.
nnoremap <silent> <space>a  :<C-u>CocList diagnostics<cr>
" Manage extensions.
nnoremap <silent> <space>e  :<C-u>CocList extensions<cr>
" Show commands.
nnoremap <silent> <space>c  :<C-u>CocList commands<cr>
" Find symbol of current document.
nnoremap <silent> <space>o  :<C-u>CocList outline<cr>
" Search workspace symbols.
nnoremap <silent> <space>s  :<C-u>CocList -I symbols<cr>
" Do default action for next item.
nnoremap <silent> <space>j  :<C-u>CocNext<CR>
" Do default action for previous item.
nnoremap <silent> <space>k  :<C-u>CocPrev<CR>
" Resume latest coc list.
nnoremap <silent> <space>p  :<C-u>CocListResume<CR>

function! SetupCommandAbbrs(from, to)
  exec 'cnoreabbrev <expr> '.a:from
        \ .' ((getcmdtype() ==# ":" && getcmdline() ==# "'.a:from.'")'
        \ .'? ("'.a:to.'") : ("'.a:from.'"))'
endfunction

" Use C to open coc config
call SetupCommandAbbrs('C', 'CocConfig')