init.vim

call plug#begin('~/.vim/plugged')

" Intellisense engine for Vim8 & Neovim, full language server protocol support as VSCode
Plug 'neoclide/coc.nvim', {'branch': 'release'}
" A tree explorer plugin for vim.
Plug 'scrooloose/nerdtree' " A plugin of NERDTree showing git status
Plug 'Xuyuanp/nerdtree-git-plugin'
" Extra syntax and highlight for nerdtree files
Plug 'tiagofumo/vim-nerdtree-syntax-highlight'
" A Git wrapper so awesome, it should be illegal
Plug 'tpope/vim-fugitive'
" Adds file type icons to Vim plugins
Plug 'ryanoasis/vim-devicons'
" A Vim plugin which shows a git diff
Plug 'airblade/vim-gitgutter'
" A command-line fuzzy finder
Plug 'junegunn/fzf', { 'do': { -> fzf#install() } }
Plug 'junegunn/fzf.vim'
" Vim plugin for intensely nerdy commenting powers
Plug 'scrooloose/nerdcommenter'
" Seamless navigation between tmux panes and vim splits
Plug 'christoomey/vim-tmux-navigator'
" The most advanced TypeScript Syntax Highlighting in Vim
Plug 'HerringtonDarkholme/yats.vim'
" Theme onedark
Plug 'navarasu/onedark.nvim'
" Plug 'joshdick/onedark.vim'
" lean & mean status/tabline for vim that's light as air
Plug 'vim-airline/vim-airline'
" A vim plugin to display the indention levels with thin vertical lines
Plug 'yggdroot/indentline'
" Vim plugin that displays tags in a window
Plug 'majutsushi/tagbar'
" Go development plugin for Vim
Plug 'fatih/vim-go'
" Vim motions on speed
Plug 'easymotion/vim-easymotion'

call plug#end()

" Config for NERD
inoremap jk <ESC>
nmap <C-n> :NERDTreeToggle<CR>
nmap <leader>r :NERDTreeFind<CR>
vmap ++ <plug>NERDCommenterToggle
nmap ++ <plug>NERDCommenterToggle

" open NERDTree automatically
"autocmd StdinReadPre * let s:std_in=1
"autocmd VimEnter * NERDTree

let g:NERDTreeGitStatusWithFlags = 1
let NERDTreeMinimalUI=1
let g:nerdtree_sync_cursorline = 1
let g:NERDTreeHighlightCursorline = 1

"let g:WebDevIconsUnicodeDecorateFolderNodes = 1
"let g:NERDTreeGitStatusNodeColorization = 1
"let g:NERDTreeColorMapCustom = {
    "\ "Staged"    : "#0ee375",
    "\ "Modified"  : "#d9bf91",
    "\ "Renamed"   : "#51C9FC",
    "\ "Untracked" : "#FCE77C",
    "\ "Unmerged"  : "#FC51E6",
    "\ "Dirty"     : "#FFBD61",
    "\ "Clean"     : "#87939A",
    "\ "Ignored"   : "#808080"
    "\ }

let g:NERDTreeIgnore = ['^node_modules$']

" Nerd commenter config
" Add spaces after comment delimiters by default
let g:NERDSpaceDelims = 1

" Use compact syntax for prettified multi-line comments
let g:NERDCompactSexyComs = 1

" vim-prettier
"let g:prettier#quickfix_enabled = 0
"let g:prettier#quickfix_auto_focus = 0
" prettier command for coc
command! -nargs=0 Prettier :CocCommand prettier.formatFile
" run prettier on save
"let g:prettier#autoformat = 0
"autocmd BufWritePre *.js,*.jsx,*.mjs,*.ts,*.tsx,*.css,*.less,*.scss,*.json,*.graphql,*.md,*.vue,*.yaml,*.html PrettierAsync

" Config for general
set number
set norelativenumber
set encoding=UTF-8
scriptencoding utf-8
set scrolloff=5

set smarttab
set cindent
set tabstop=2
set shiftwidth=2
" always uses spaces instead of tab characters
set expandtab
set list
set listchars=tab:│·,trail:·,extends:→

set background=dark
set termguicolors
colorscheme onedark
" let g:airline_theme='onedark'

" Indent config
let g:indentLine_enabled = 1
let g:indentLine_color_term = 239
let g:indentLine_char_list = ['|']

" Setup language
let g:python3_host_prog = '/Library/Frameworks/Python.framework/Versions/3.9/bin/python3'
let g:ruby_host_prog = '/Users/austintran/.rvm/rubies/ruby-2.7.2/bin/ruby'
let g:python_host_prog = '/usr/bin/python'

" Go highlight syntax
let g:go_highlight_fields = 1
let g:go_highlight_functions = 1
let g:go_highlight_function_calls = 1
let g:go_highlight_extra_types = 1
let g:go_highlight_operators = 1

" easymotion short keys
nmap <silent> fw <Plug>(easymotion-overwin-f2)
nmap <silent> gj <Plug>(easymotion-j)
nmap <silent> gk <Plug>(easymotion-k)
nmap <silent> fj <Plug>(easymotion-f)
nmap <silent> fk <Plug>(easymotion-F)

" coc config
let g:coc_global_extensions = [
  \ 'coc-snippets',
  \ 'coc-pairs',
  \ 'coc-tsserver',
  \ 'coc-eslint',
  \ 'coc-prettier',
  \ 'coc-json',
  \ 'coc-go',
  \ 'coc-rust-analyzer',
  \ 'coc-solargraph',
  \ 'coc-html',
  \ ]
" from readme
" if hidden is not set, TextEdit might fail.
set hidden " Some servers have issues with backup files, see #649 set nobackup set nowritebackup " Better display for messages set cmdheight=2 " You will have bad experience for diagnostic m$
set updatetime=300

" don't give |ins-completion-menu| messages.
set shortmess+=c

" always show signcolumns
set signcolumn=yes

" Fzf config
" [Buffers] Jump to the existing window if possible
let g:fzf_buffers_jump = 1
" [Tags] Command to generate tags file
let g:fzf_tags_command = 'ctags -R'
" [Commands] --expect expression for directly executing the command
let g:fzf_commands_expect = 'alt-enter,ctrl-x'
" Mapping selecting mappings
nmap <leader><tab> <plug>(fzf-maps-n)
xmap <leader><tab> <plug>(fzf-maps-x)
omap <leader><tab> <plug>(fzf-maps-o)

" Insert mode completion
imap <c-x><c-k> <plug>(fzf-complete-word)
imap <c-x><c-f> <plug>(fzf-complete-path)
imap <c-x><c-j> <plug>(fzf-complete-file-ag)
imap <c-x><c-l> <plug>(fzf-complete-line)

" Advanced customization using Vim function
inoremap <expr> <c-x><c-k> fzf#vim#complete#word({'left': '15%'})
nnoremap <C-p> :Files<Cr>
nnoremap <C-g> :Rg<Cr>
" Use tab for trigger completion with characters ahead and navigate.
" Use command ':verbose imap <tab>' to make sure tab is not mapped by other plugin.
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>"

" Use `[g` and `]g` to navigate diagnostics
nmap <silent> [g <Plug>(coc-diagnostic-prev)
nmap <silent> ]g <Plug>(coc-diagnostic-next)

" Remap keys for gotos
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 symbol under cursor on CursorHold
autocmd CursorHold * silent call CocActionAsync('highlight')

" Remap for rename current word
nmap <F2> <Plug>(coc-rename)

" Remap for format selected region
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

" Remap for do codeAction of selected region, ex: `<leader>aap` for current paragraph
xmap <leader>a  <Plug>(coc-codeaction-selected)
nmap <leader>a  <Plug>(coc-codeaction-selected)

" Remap for do codeAction of current line
nmap <leader>ac  <Plug>(coc-codeaction)
" Fix autofix problem of current line
nmap <leader>qf  <Plug>(coc-fix-current)

" Create mappings for function text object, requires document symbols feature of languageserver.
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 <C-d> for select selections ranges, needs server support, like: coc-tsserver, coc-python
nmap <silent> <C-d> <Plug>(coc-range-select)
xmap <silent> <C-d> <Plug>(coc-range-select)

" Use `:Format` to format current buffer
command! -nargs=0 Format :call CocAction('format')

" Use `:Fold` to fold current buffer
command! -nargs=? Fold :call     CocAction('fold', <f-args>)

" use `:OR` for organize import of current buffer
command! -nargs=0 OR   :call     CocAction('runCommand', 'editor.action.organizeImport')

" Add status line support, for integration with other plugin, checkout `:h coc-status`
set statusline^=%{coc#status()}%{get(b:,'coc_current_function','')}
" 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>