vimrc(current)

set relativenumber 
set nu rnu
set tabstop=2 softtabstop=2 expandtab shiftwidth=2 smarttab autoindent smartindent
set cursorline
set encoding=utf-8
call plug#begin('~/.vim/plugged')

Plug 'morhetz/gruvbox'
Plug 'rakr/vim-one'
Plug 'arcticicestudio/nord-vim'
Plug 'haishanh/night-owl.vim'

Plug 'preservim/nerdtree' |
      \ Plug 'Xuyuanp/nerdtree-git-plugin'
Plug 'tiagofumo/vim-nerdtree-syntax-highlight'
Plug 'prettier/vim-prettier', { 'do': 'yarn install' }
Plug 'neoclide/coc.nvim', {'branch': 'release'}
"Plug 'pangloss/vim-javascript'
Plug 'sheerun/vim-polyglot'
"Plug 'leafgarland/typescript-vim'
Plug 'styled-components/vim-styled-components', { 'branch': 'main' }
"Plug 'peitalin/vim-jsx-typescript'
Plug 'preservim/nerdcommenter'
Plug 'airblade/vim-gitgutter'
Plug 'vim-airline/vim-airline'
Plug 'vim-airline/vim-airline-themes'
Plug 'tpope/vim-fugitive'
Plug 'tpope/vim-surround'
Plug 'ctrlpvim/ctrlp.vim'
Plug 'ryanoasis/vim-devicons'
call plug#end()

" Setting leaders
let mapleader = ","
let maplocalleader = "\\"

" File settings
autocmd BufWritePre,BufRead *.html :normal gg=G
au BufNewFile,BufRead *.py
      \ set tabstop=4 |
      \ set softtabstop=4 |
      \ set shiftwidth=4 |
      \ set textwidth=79 |
      \ set expandtab |
      \ set autoindent |
      \ set fileformat=unix 

"autocmd BufWritePre *js,*ts,*jsx,*tsx,*.graphql,*.json :Prettier
autocmd BufEnter *.{js,jsx,ts,tsx} :syntax sync fromstart
autocmd BufLeave *.{js,jsx,ts,tsx} :syntax sync clear
let g:prettier#autoformat_require_pragma = 0
let g:ctrlp_custom_ignore = '\v[\/](node_modules|target|dist)|(\.(swp|ico|git|svn))$'
let g:ctrlp_match_window = 'top,order:ttb'

" Prettier or ESLint
if isdirectory('./node_modules') && isdirectory('./node_modules/prettier')
  let g:coc_global_extensions += ['coc-prettier']
endif

"if isdirectory('./node_modules') && isdirectory('./node_modules/eslint')
"let g:coc_global_extensions += ['coc-eslint']
"endif

command! -nargs=0 Prettier :call CocAction('runCommand', 'prettier.formatFile')

" Vimrc bindings
nnoremap <leader>ev :vsplit $MYVIMRC<cr>
nnoremap <leader>sv :source $MYVIMRC<cr>
nnoremap <leader>" viw<esc>a"<esc>bi"<esc>lel
onoremap L $
onoremap H ^
nnoremap L $
nnoremap H ^

" Status bar
" let g:airline_powerline_fonts = 1

" Nerdtree settings
autocmd StdinReadPre * let s:std_in=1
autocmd VimEnter * if argc() == 1 && isdirectory(argv()[0]) && !exists("s:std_in") | exe 'NERDTree' argv()[0] | wincmd p | ene | exe 'cd '.argv()[0] | endif
autocmd VimEnter * wincmd p
autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTree") && b:NERDTree.isTabTree()) | q | endif

" Nerdtree select current open file:
" Check if NERDTree is open or active
function! IsNERDTreeOpen()        
  return exists("t:NERDTreeBufName") && (bufwinnr(t:NERDTreeBufName) != -1)
endfunction

" Call NERDTreeFind iff NERDTree is active, current window contains a modifiable
" file, and we're not in vimdiff
function! SyncTree()
  if &modifiable && IsNERDTreeOpen() && strlen(expand('%')) > 0 && !&diff
    NERDTreeFind
    wincmd p
  endif
endfunction

" Highlight currently open buffer in NERDTree
autocmd BufEnter * call SyncTree()
nmap <Leader>r :NERDTreeFocus<cr>R<c-w><c-p>
" Git gutter
set signcolumn=yes

nmap ]h <Plug>(GitGutterNextHunk) "same as default
nmap [h <Plug>(GitGutterPrevHunk) "same as default

nmap ghs <Plug>(GitGutterStageHunk)
nmap ghu <Plug>(GitGutterUndoHunk)

let g:gitgutter_sign_added = '✚'
let g:gitgutter_sign_modified = '✹'
let g:gitgutter_sign_removed = '-'
let g:gitgutter_sign_removed_first_line = '-'
let g:gitgutter_sign_modified_removed = '-'

map <C-n> :NERDTreeToggle<CR>

" Add a few bindings for me
inoremap jk <esc>
" j/k will move virtual lines (lines that wrap)
noremap <silent> <expr> j (v:count == 0 ? 'gj' : 'j')
noremap <silent> <expr> k (v:count == 0 ? 'gk' : 'k')

nnoremap <leader>n :bn<CR>
nnoremap <leader>m :bp<CR>

" coc config
let g:coc_global_extensions = [
      \ 'coc-tsserver',
      \ 'coc-json',
      \ 'coc-css',
      \ 'coc-python'
      \ ]
" documentation hover
nnoremap <silent> K :call CocAction('doHover')<CR>

function! ShowDocIfNoDiagnostic(timer_id)
  if (coc#util#has_float() == 0)
    silent call CocActionAsync('doHover')
  endif
endfunction

function! s:show_hover_doc()
  call timer_start(400, 'ShowDocIfNoDiagnostic')
endfunction

autocmd CursorHoldI * :call <SID>show_hover_doc()
autocmd CursorHold * :call <SID>show_hover_doc()

autocmd CursorHoldI * :call <SID>show_hover_doc()
autocmd CursorHold * :call <SID>show_hover_doc()

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

" 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.
inoremap <expr> <cr> pumvisible() ? "\<C-y>" : "\<C-g>u\<CR>"
" Or use `complete_info` if your vim support it, like:
" inoremap <expr> <cr> complete_info()["selected"] != "-1" ? "\<C-y>" : "\<C-g>u\<CR>"

" Coc key mapping
nmap <silent> gd <Plug>(coc-definition)
nmap <silent> gy <Plug>(coc-type-definition)
nmap <silent> gr <Plug>(coc-references)

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

nnoremap <silent> <space>d :<C-u>CocList diagnostics<cr>
nnoremap <silent> <space>s :<C-u>cocList -I symbols<cr>
nmap <leader>do <Plug>(coc-codeaction)
nmap <leader>rn <Plug>(coc-rename)

" nord customisations
let g:nord_italic_comments = 1

set termguicolors
colorscheme one 
let g:airline_theme='onedark'
set background=dark
highlight Visual cterm=reverse ctermbg=NONE