.vimrc

syntax on
set nocompatible
filetype off

"<<-VIM-PLUG
call plug#begin()
Plug 'mileszs/ack.vim'
Plug 'docunext/closetag.vim'
Plug 'scrooloose/nerdcommenter'
Plug 'scrooloose/nerdtree'
Plug 'tyok/nerdtree-ack'
Plug 'tyru/open-browser-github.vim'
Plug 'tyru/open-browser.vim'
Plug 'scrooloose/syntastic'
Plug 'majutsushi/tagbar'
Plug 'vim-scripts/tlib'
Plug 'MarcWeber/vim-addon-mw-utils'
Plug 'altercation/vim-colors-solarized'
Plug 'flazz/vim-colorschemes'
Plug 'elixir-lang/vim-elixir'
Plug 'tpope/vim-endwise'
Plug 'tpope/vim-fugitive'
Plug 'airblade/vim-gitgutter'
Plug 'tpope/vim-rails'
Plug 'tpope/vim-repeat'
Plug 'vim-ruby/vim-ruby'
Plug 'tpope/vim-surround'
Plug 'tpope/vim-unimpaired'
Plug 'janko-m/vim-test'
Plug 'slashmili/alchemist.vim'
Plug 'powerman/vim-plugin-AnsiEsc'
Plug 'ngmy/vim-rubocop'
Plug 'vim-airline/vim-airline'
Plug 'vim-airline/vim-airline-themes'
Plug 'junegunn/fzf'
Plug 'pangloss/vim-javascript'    " JavaScript support
Plug 'leafgarland/typescript-vim' " TypeScript syntax
Plug 'maxmellon/vim-jsx-pretty'   " JS and JSX syntax
Plug 'jparise/vim-graphql'        " GraphQL syntax
Plug 'neoclide/coc.nvim', {'branch': 'release'} "language server
Plug 'morhetz/gruvbox'            " Intellij color scheme
call plug#end()
filetype plugin indent on
"VIM-PLUG

colorscheme gruvbox
" colorscheme railscasts
"let g:solarized_termcolors=256
"colorscheme solarized
"set background=light

let mapleader = ","
set encoding=utf-8
set fileencoding=utf-8
set ttyfast
set term=screen-256color
set t_Co=256
set autoindent
set ai
set wildmode=list:longest
set number
set ruler
set showmatch
set mat=5
set ignorecase
set smartcase
set laststatus=2
set vb
set nobackup                        " No backup
set noswapfile                      " No swap files
set shell=/bin/sh                   " Ensure that shell with environment vars is loaded
set clipboard^=unnamed              " clipboard integration
set expandtab                       " Spaces instead of tabs
set tabstop=2                       " A tab is two colums
set softtabstop=2                   " Amount of columns for backspace
set shiftwidth=2                    " Amount of columns for indentation in n mode
set shortmess+=I                    " don't give the intro message when starting Vim :intro.
set backspace=indent,eol,start      " allow backspacing over everything in insert mode
set history=1000                    " store lots of :cmdline history
set mouse=a ttymouse=xterm2         " enable the use of the mouse in terminals
set incsearch                       " find the next match as we type the search
set wrap                            " don't wrap lines
set linebreak                       " wrap lines at convenient points
set foldmethod=indent               " fold based on indent
set foldnestmax=3                   " deepest fold is 3 levels
set nofoldenable                    " don't fold by default
set foldlevel=1                     " fold 1 indent
set wildmode=full                   " make cmdline tab completion similar to bash
set wildmenu                        " enable ctrl-n and ctrl-p to scroll thru matches
set wildignore=*.o,*.obj,*~         " stuff to ignore when tab completing
set formatoptions-=o                " dont continue comments when pushing o/O
set nrformats=                      " use decimal number format for auto-increment/-decrement
set list
set listchars=tab:▷⋅,trail:⋅,nbsp:⋅ " Highlight trailing spaces
set infercase
set wmw=0
set splitright
set noshowmode
set ambiwidth=single
set noeb
set novb
set shortmess+=c                    " Don't pass messages to |ins-completion-menu|.

" For coc
set cmdheight=2                     " Give more space for displaying messages.
set updatetime=300                  " Having longer updatetime (default is 4000 ms = 4 s) leads to noticeable delays and poor user experience.

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
"

" 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.
map <leader>ft  :Format<cr>

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     CocActionAsync('runCommand', 'editor.action.organizeImport')

" 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>

" CoC extensions
" https://pragmaticpineapple.com/ultimate-vim-typescript-setup/
let g:coc_global_extensions = ['coc-tsserver']

" 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)

" 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)

" Configure error sign for better readablity
highlight CocFloating ctermbg=238

"For vim-gitgutter
let g:gitgutter_realtime = 1
let g:gitgutter_eager = 1

let NERDTreeChDirMode=2
let g:NERDTreeDirArrows=0

let g:syntastic_quiet_messages={'level': 'warnings'}
let g:syntastic_error_symbol='✗'
let g:syntastic_warning_symbol='⚠'
let g:syntastic_enable_signs=1
let g:syntastic_always_populate_loc_list= 1
let g:syntastic_auto_loc_list= 1
let g:syntastic_check_on_open= 1
let g:syntastic_check_on_wq= 0
let g:syntastic_elixir_checkers= ['elixir']
let g:syntastic_enable_elixir_checker= 1

let g:airline#extensions#tabline#enabled= 1
let g:airline_powerline_fonts= 1
let g:airline_theme='powerlineish'

if has("autocmd")
  " Kill all the whitespace
  autocmd BufWritePre *.md,*.ex,*.exs,*.rb,*.js,Gemfile,Thorfile,Guardfile,Rakefile,.vimrc,.gitconfig :%s/\s\+$//e

  " File recognition
  autocmd BufNewFile,BufRead Gemfile,Thorfile,Guardfile,Appraisals,Rakefile set filetype=ruby
  autocmd BufNewFile,BufRead *.hbs set filetype=html
end

if has("gui_running")
  " Turn of menu and toolbar
  set guioptions-=T
  set guioptions-=m
  set macmeta
end

highlight Pmenu ctermbg=grey ctermfg=black gui=bold

" http://connermcd.com/blog/2012/10/01/extending-vim%27s-text-objects/
let pairs = { ":" : ":",
            \ "." : ".",
            \ "/" : "/",
            \ '\|' : '\|',
            \ "*" : "*",
            \ "-" : "-",
            \ "_" : "_" }

for [key, value] in items(pairs)
  exe "nnoremap ci".key." T".key."ct".value
  exe "nnoremap ca".key." F".key."cf".value
  exe "nnoremap vi".key." T".key."vt".value
  exe "nnoremap va".key." F".key."vf".value
  exe "nnoremap di".key." T".key."dt".value
  exe "nnoremap da".key." F".key."df".value
  exe "nnoremap yi".key." T".key."yt".value
  exe "nnoremap ya".key." F".key."yf".value
endfor

function! NumberToggle()
  if(&relativenumber == 1)
    set number
  else
    set relativenumber
  endif
endfunc

" Highlight the 101 column when exceeded
highlight ColorColumn ctermbg=166
call matchadd('ColorColumn', '\%101v', 100)

nnoremap <leader><leader> <c-^>                        " Switch between the last two files
nmap <leader>u :GundoToggle<CR>
nmap <leader>e :NERDTreeToggle<CR>
nmap <leader>f :NERDTreeFind<CR>
map <Leader>s :w<CR>
map <Leader>q :q!<CR>
nmap <Leader>n  :FZF<CR>
noremap <leader>j <C-W>j<C-W>_
noremap <leader>k <C-W>k<C-W>_
noremap <C-h> <C-w>h                                    " Split navigation
noremap <C-j> <C-w>j
noremap <C-k> <C-w>k
noremap <C-l> <C-w>l
nnoremap <F3> :set hlsearch!<CR>                        " toogle search highlighting
nnoremap <F2> :set paste!<CR>                           " toogle paste mode
nnoremap <F4> :call NumberToggle()<CR>
nnoremap <F5> :!ctags -R<CR>                            " ctags

" vim-test bindings
nmap <silent> <leader>t :TestNearest<CR>
nmap <silent> <leader>T :TestFile<CR>
nmap <silent> <leader>a :TestSuite<CR>
nmap <silent> <leader>lt :TestLast<CR>
nmap <silent> <leader>g :TestVisit<CR>

" Move between changed areas
nmap <leader>h <Plug>GitGutterNextHunk
nmap <leader>H <Plug>GitGutterPrevHunk

" Shortcut for expanding to the directory of the currently displayed file
cnoremap %% <C-R>=expand('%:h').'/'<CR>

" Shortcut for expanding to full filename of the currently displayed file
cnoremap $$ <C-R>=expand('%')<CR>

" Yankstack bindings
nmap <c-p> <Plug>yankstack_substitute_older_paste
nmap <c-P> <Plug>yankstack_substitute_newer_paste

" Machine dependend extension for vimrc
source ~/.vimrc.local