init.vim

filetype plugin indent on
" Specify a directory for plugins
call plug#begin('~/.vim/plugged')

Plug 'Yggdroot/indentLine'
Plug 'airblade/vim-gitgutter'

Plug 'christoomey/vim-sort-motion'
Plug 'editorconfig/editorconfig-vim'

" Plug 'edkolev/tmuxline.vim'
Plug 'elzr/vim-json'

Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': './install --all' }
Plug 'junegunn/fzf.vim'

Plug 'neoclide/coc.nvim', {'do': 'yarn install --frozen-lockfile'}
Plug 'othree/javascript-libraries-syntax.vim'
Plug 'scrooloose/nerdcommenter'

Plug 'christoomey/vim-tmux-navigator'
Plug 'sickill/vim-pasta'

Plug 'tpope/vim-vinegar'
Plug 'tpope/vim-eunuch'
Plug 'tpope/vim-surround'
Plug 'tpope/vim-repeat'

Plug 'mattn/emmet-vim'
Plug 'pangloss/vim-javascript'
Plug 'leafgarland/typescript-vim'
Plug 'peitalin/vim-jsx-typescript'
Plug 'styled-components/vim-styled-components', { 'branch': 'main' }
Plug 'jparise/vim-graphql'

Plug 'vim-airline/vim-airline'
Plug 'vim-airline/vim-airline-themes'
Plug 'frazrepo/vim-rainbow'
Plug 'arcticicestudio/nord-vim'

" Initialize plugin system
call plug#end()

" Theme
colorscheme nord

" Vim Airline
" Top picks: angr, dark, dark_minimal, durant, minimalist, onedark, ravenpower, term
let g:airline_theme = 'base16'
let g:airline_powerline_fonts=1
let g:airline_skip_empty_sections=0
let g:airline#extensions#coc#enabled = 1
let g:airline_extensions = ['hunks', 'branch']

" Leader key is SPACE, I find it the best
let mapleader = " "
let g:user_emmet_leader_key=','

" Delete empty space from the end of lines on every save
autocmd BufWritePre * :%s/\s\+$//e

autocmd BufEnter *.{js,jsx,ts,tsx} :syntax sync fromstart
autocmd BufLeave *.{js,jsx,ts,tsx} :syntax sync clear

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

function! s:show_hover_doc()
  call timer_start(500, 'ShowDocIfNoDiagnostic')
endfunction

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

set noswapfile

" Spellcheck for features and markdown
au BufRead,BufNewFile *.md setlocal spell
au BufRead,BufNewFile *.md.erb setlocal spell
au BufRead,BufNewFile *.feature setlocal spell

" Delete characters outside of insert area
set backspace=indent,eol,start

" +++ Shortcuts +++
" Open Buffer
nnoremap <silent><leader>l :Buffers<CR>
" Open test file for a current file
nnoremap <silent><leader>s :A<CR>
" Open test file for a current file in a vertical window
nnoremap <silent><leader>v :AV<CR>
" Vertically split screen
nnoremap <silent><leader>\ :vs<CR>
" Split screeni
nnoremap <silent><leader>/ :split<CR>

" Faster saving and exiting
nnoremap <silent><leader>w :w!<CR>
nnoremap <silent><leader>q :q!<CR>
nnoremap <silent><leader>x :x<CR>
" Open Vim configuration file for editing
nnoremap <silent><leader>2 :e ~/.vimrc<CR>
" Source Vim configuration file and install plugins
nnoremap <silent><leader>1 :source ~/.vimrc \| :PlugInstall<CR>

" Add CoC Prettier if prettier is installed
if isdirectory('./node_modules') && isdirectory('./node_modules/prettier')
  let g:coc_global_extensions += ['coc-prettier']
endif

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

" 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)

" Show autocomplete when Tab is pressed
inoremap <silent><expr> <Tab> coc#refresh())

" rainbow brackets
let g:rainbow_active = 1

" Remap ESC keys
inoremap jk <ESC>
inoremap kj <ESC>
inoremap jj <ESC>

" Setup netrw for file browsing
let g:netrw_banner = 0
let g:netrw_liststyle = 3
nmap <silent> <C-n> :Explore<CR>
nmap <silent> <C-N> :Vex<CR>

" 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')

" coc config
let g:coc_global_extensions = [
  \ 'coc-snippets',
  \ 'coc-pairs',
  \ 'coc-html',
  \ 'coc-emmet',
  \ 'coc-css',
  \ 'coc-yank',
  \ 'coc-highlight',
  \ 'coc-tsserver',
  \ 'coc-json',
  \ 'coc-tabnine'
  \ ]

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

" always show signcolumns
set signcolumn=yes

" 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>"

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

" 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>'

" Fuzzy Finder
nnoremap <C-p> :FZF<CR>
let g:fzf_action = {
  \ 'ctrl-t': 'tab split',
  \ 'ctrl-s': 'split',
  \ 'ctrl-v': 'vsplit'
  \}

let $FZF_DEFAULT_COMMAND = 'ag -g ""'

" indentLine
let g:indentLine_enabled = 1
let g:indentLine_char = '⎸'
let g:indentLine_color_term = 236

" Editorconfig
let g:EditorConfig_exec_path = '~/.editorconfig'

" GitGutter
autocmd VimEnter,Colorscheme * :hi GitGutterAdd ctermbg=233 ctermfg=41 guibg=#121212 guifg=#00d75f
autocmd VimEnter,Colorscheme * :hi GitGutterChange ctermbg=233 ctermfg=184 guibg=#121212 guifg=#d7d700
autocmd VimEnter,Colorscheme * :hi GitGutterDelete ctermbg=233 ctermfg=167 guibg=#121212 guifg=#d75f5f
autocmd VimEnter,Colorscheme * :hi GitGutterChangeDelete ctermbg=233 ctermfg=30 guibg=#121212 guifg=#008787

" DEFAULT SETTINGS {{{
let g:python2_host_prog = '/usr/bin/python'
let g:python3_host_prog = '/usr/bin/python3'

filetype plugin on " Detect filetype
set nocompatible " Use vim features
set encoding=utf-8 " Set encoding
set history=5000 " Increase command line history

set nobackup " Some servers have issues with backup files
set nowritebackup
set updatetime=300 " You will have bad experience for diagnostic messages when it's default 4000.
set hidden " Enables changing buffers without saving
set inccommand=split " Live search and replace
set autoindent " Copy indent to the new line
set wildmenu " Enhance command-line completion
set path+=** " Search down into subfolders
set tabstop=2 " Make tabs as wide as two spaces
set hlsearch " Highlight searches
set ignorecase " Ignore case of searches
set noswapfile
set incsearch " Search as characters are entered
set showmatch " Show matching brackets when text indicator is over them
set backupcopy=yes " Prevent VIM from renaming files
set scrolloff=5 " Offset top and bottom lines
set ttyfast
set lazyredraw

" Searching for slash as normal text
command! -nargs=1 Ss let @/ = <q-args>|set hlsearch

" No sound errors
set noerrorbells
set novisualbell
set ai " Auto indent
set si " Smart indent

" Use relative numbers
if exists("&relativenumber")
	set relativenumber
	au BufReadPost * set relativenumber
endif

" Pulls completions from current file, other buffers (closed or still open),
" and from the current tags file
set complete=.,b,u,]

" KEY REMAPING {{{

" Edit vimrc file
nmap <leader>ev :edit $MYVIMRC<CR>
" Source vimrc
nnoremap <leader>sv :source $MYVIMRC<CR>
" switch between current and last buffer
nmap <leader>. <c-^>
" Turn off search highlight
nnoremap <leader><space> :nohlsearch<CR><CR>:<backspace>
" kill all open buffers
nnoremap <leader>bd :bufdo bdelete<CR>
" Search and replace binding
nnoremap <Leader>sr :%s/\<<C-r><C-w>\>/
" Edit file, starting in same directory as current file.
nnoremap <Leader>e :edit <C-R>=expand('%:p:h') . '/'<CR>
" Space opens/closes folds
nnoremap <space> za
" Replace ESC key
inoremap jk <ESC>
" disable Ex mode
noremap Q <NOP>
" next quicklist result
nnoremap ]q :cnext<CR>
" previuos quicklist result
nnoremap [q :cprev<CR>
" Avoid unintentional switches to Ex mode.
nmap Q q
" Multi-mode mappings (Normal, Visual, Operating-pending modes).
noremap Y y$
" Project finder
nmap <Leader>a :Ag<CR>
" Buffer finder
nmap <Leader>b :Buffers<CR>
" Files finder
nmap <Leader>f :Files<CR>
" Snippets finder
nmap <Leader>s :Snippets<CR>
" gd - go to definition of word under cursor
nmap <silent> gd <Plug>(coc-definition)
" rename the current word in the cursor
nmap <leader>cr  <Plug>(coc-rename)
" restart when tsserver gets wonky
nnoremap <silent> <leader>cR  :<C-u>CocRestart<CR>
" Fix autofix problem of current line
nmap <leader>qf  <Plug>(coc-fix-current)
" Show all diagnostics
nnoremap <silent> <Leader>ld  :<C-u>CocList diagnostics<cr>
" Find symbol of current document
nnoremap <silent> <Leader>ls  :<C-u>CocList outline<cr>
" Prev diagnostic
nmap <silent> <Leader>k <Plug>(coc-diagnostic-prev)
" Next diagnostic
nmap <silent> <Leader>j <Plug>(coc-diagnostic-next)
" Confirm completion.
inoremap <expr> <cr> complete_info()["selected"] != "-1" ? "\<C-y>" : "\<C-g>u\<CR>"

" Store relative line number jumps in the jumplist if they exceed a threshold.
nnoremap <expr> k (v:count > 5 ? "m'" . v:count : '') . 'k'
nnoremap <expr> j (v:count > 5 ? "m'" . v:count : '') . 'j'

" Repurpose cursor keys for quicklist navigation.
nnoremap <silent> <Up> :cprevious<CR>
nnoremap <silent> <Down> :cnext<CR>
nnoremap <silent> <Left> :cpfile<CR>
nnoremap <silent> <Right> :cnfile<CR>

" Quick panel navigation
nnoremap <C-h> <C-w>h
nnoremap <C-j> <C-w>j
nnoremap <C-k> <C-w>k
nnoremap <C-l> <C-w>l

" Store relative line number jumps in the jumplist if they exceed a threshold.
nnoremap <expr> k (v:count > 5 ? "m'" . v:count : '') . 'k'
nnoremap <expr> j (v:count > 5 ? "m'" . v:count : '') . 'j'

" Line navigation ignores line wrap
nnoremap j gj
nnoremap k gk
vnoremap j gj
vnoremap k gk

" }}}

" FOLDING {{{

set foldenable " Enable folding
set foldlevelstart=10 " Open most folds by default
set foldnestmax=10 " 10 nested fold max
set foldmethod=indent " Fold based on indent level

" SILVER SEARCHER {{{

if executable('ag')
  set grepprg=ag\ --nogroup\ --nocolor\ --vimgrep
  set grepformat^=%f:%l:%c:%m   " file:line:column:message
endif


set expandtab " insert spaces for tabbed content
set smarttab " tab respects 'tabstop', 'shiftwidth', and 'softtabstop'
set tabstop=2 " the visible width of tabs
set softtabstop=2 " edit as if the tabs are 2 characters wide
set shiftwidth=2 " number of spaces to use for indent and unindent
set shiftround " round indent to a multiple of 'shiftwidth'
set completeopt+=longest

" Defines indentation for HTML files
autocmd FileType html setlocal expandtab shiftwidth=2 softtabstop=2

syntax on " Enable syntax highlight

set termguicolors

highlight clear SignColumn

highlight Normal cterm=bold ctermfg=white ctermbg=NONE guifg=#ffffff guibg=NONE

set laststatus=2 " Show status line
set showmode " Show what mode you're currently in
set showcmd " Show what commands you're typing
set modelines=1 " Enable modelines
set number " Show line number

" display indentation guides
set list
set showbreak=↪\
set listchars=tab:┊\ ,eol:¬,nbsp:␣,trail:·,extends:»,precedes:«,nbsp:×

set title " Show file title in terminal tab
set cursorline " Highlight current line
set ruler " Show cursor positionF

" vim-prettier
let g:prettier#quickfix_enabled = 0
let g:prettier#quickfix_auto_focus = 0
" prettier command for coc
command! -nargs=0 Prettier :call CocAction('runCommand', 'prettier.formatFile')
" run prettier on save
let g:prettier#autoformat = 0