dot_vimrc

if empty(glob('~/.vim/autoload/plug.vim'))
  silent !curl -fLo ~/.vim/autoload/plug.vim --create-dirs
    \ https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
  autocmd VimEnter * PlugInstall --sync | source $MYVIMRC
endif

inoremap jk <ESC> 

nnoremap <SPACE> <Nop>
let mapleader = " "

syntax on

set noerrorbells
set tabstop=4 softtabstop=4
set shiftwidth=4
set expandtab
set smartindent
set nowrap
set smartcase
set nobackup
set number 
set relativenumber
set noswapfile 
set hlsearch
set ignorecase
set incsearch
set termguicolors
set timeoutlen=1000
set ttimeoutlen=5
set undodir=~/.vim/undodir
set undofile

" Configure backspace so it acts as it should act
set backspace=eol,start,indent
set whichwrap+=<,>,h,l

" Use new regular expression engine
set re=0

" Set to auto read when a file is changed from the outside
set autoread
au FocusGained,BufEnter * checktime

" Show matching brackets when text indicator is over them
set showmatch 

" Set 7 lines to the cursor - when moving vertically using j/k
set so=7

set wrap "Wrap lines
let g:markdown_folding = 0

" Smart way to move between windows
map <C-j> <C-W>j
map <C-k> <C-W>k
map <C-h> <C-W>h
map <C-l> <C-W>l

" 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')

" Fast saving
nmap <leader>s :w!<cr>

"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Fast editing and reloading of vimrc configs
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
map <leader>v :e! ~/.vimrc<cr>
autocmd! bufwritepost ~/.vimrc source ~/.vimrc

highlight ColorColumn ctermbg=0 guibg=lightgrey

let &t_SI = "\<Esc>]50;CursorShape=1\x7"
let &t_SR = "\<Esc>]50;CursorShape=2\x7"
let &t_EI = "\<Esc>]50;CursorShape=0\x7"
let g:vimwiki_map_prefix = '<Leader><Leader>w'

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

Plug 'neoclide/coc.nvim', {'branch': 'release'}
Plug 'preservim/nerdtree'
Plug 'tpope/vim-surround'
Plug 'tpope/vim-commentary'
Plug 'machakann/vim-highlightedyank'
Plug 'vimwiki/vimwiki'
Plug 'vim-airline/vim-airline'
Plug 'vim-airline/vim-airline-themes'
Plug 'morhetz/gruvbox'
Plug 'jiangmiao/auto-pairs'
Plug 'pangloss/vim-javascript'    " JavaScript support
Plug 'HerringtonDarkholme/yats.vim' " TS syntax
Plug 'maxmellon/vim-jsx-pretty'   " JS and JSX syntax
Plug 'jparise/vim-graphql'        " GraphQL syntax
Plug 'junegunn/fzf', { 'do': { -> fzf#install() } }
Plug 'junegunn/fzf.vim'
Plug 'editorconfig/editorconfig-vim' 
Plug 'mustache/vim-mustache-handlebars'
Plug 'ryanoasis/vim-devicons'
Plug 'tiagofumo/vim-nerdtree-syntax-highlight'
Plug 'airblade/vim-gitgutter'
Plug 'wellle/targets.vim'
Plug 'bkad/CamelCaseMotion'

call plug#end()

" coc config
let g:coc_global_extensions = [
  \ 'coc-snippets',
  \ 'coc-pairs',
  \ 'coc-tsserver',
  \ 'coc-eslint',
  \ 'coc-prettier',
  \ 'coc-json',
  \ 'coc-rust-analyzer'
  \ ]
" from readme
" if hidden is not set, TextEdit might fail.

command! -nargs=0 Prettier :CocCommand prettier.formatFile

let g:vimwiki_list = [{'path': '~/vimwiki/',
                      \ 'syntax': 'markdown', 'ext': '.md'}]

au BufNewFile ~/vimwiki/diary/*.md :silent 0r !~/.vim/bin/generate-vimwiki-diary-template '%'
autocmd CursorHold * update

let g:gruvbox_contrast_dark = 'hard'
autocmd vimenter * ++nested colorscheme gruvbox

let g:camelcasemotion_key = '<leader>'

nnoremap <leader>n :NERDTreeFocus<CR>
nnoremap <C-n> :NERDTree<CR>
nnoremap <C-t> :NERDTreeToggle<CR>
nnoremap <C-f> :NERDTreeFind<CR>
map <leader>r :NERDTreeFind<cr>
" after a re-source, fix syntax matching issues (concealing brackets):
if exists('g:loaded_webdevicons')
    call webdevicons#refresh()
endi

" Exit Vim if NERDTree is the only window left.
autocmd BufEnter * if tabpagenr('$') == 1 && winnr('$') == 1 && exists('b:NERDTree') && b:NERDTree.isTabTree() |
    \ quit | endif

" If another buffer tries to replace NERDTree, put it in the other window, and bring back NERDTree.
autocmd BufEnter * if bufname('#') =~ 'NERD_tree_\d\+' && bufname('%') !~ 'NERD_tree_\d\+' && winnr('$') > 1 |
    \ let buf=bufnr() | buffer# | execute "normal! \<C-W>w" | execute 'buffer'.buf | endif

let NERDTreeShowHidden=1
let NERDTreeIgnore=[".DS_Store"]
let g:airline_powerline_fonts = 1
" Set internal encoding of vim, not needed on neovim, since coc.nvim using some
" unicode characters in the file autoload/float.vim
set encoding=utf-8

" TextEdit might fail if hidden is not set.
set hidden

" Some servers have issues with backup files, see #649.
set nobackup
set nowritebackup

" 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
set signcolumn=auto
" Always show the signcolumn, otherwise it would shift the text each time
" diagnostics appear/become resolved.
" if has("patch-8.1.1564")
"   " Recently vim can merge signcolumn and number column into one
"   set signcolumn=auto
" 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

" Make <CR> auto-select the first completion item and notify coc.nvim to
" format on enter, <cr> could be remapped by other vim plugin
inoremap <silent><expr> <cr> pumvisible() ? coc#_select_confirm()
                              \: "\<C-g>u\<CR>\<c-r>=coc#on_enter()\<CR>"

" 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.
xmap <leader>fc  <Plug>(coc-format-selected)
nmap <leader>fc  <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 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     CocAction('runCommand', 'editor.action.organizeImport')

" Mappings for CoCList
" Show all diagnostics.
nnoremap <silent><nowait> ,a  :<C-u>CocList diagnostics<cr>
" Manage extensions.
nnoremap <silent><nowait> ,e  :<C-u>CocList extensions<cr>
" Show commands.
nnoremap <silent><nowait> ,c  :<C-u>CocList commands<cr>
" Find symbol of current document.
nnoremap <silent><nowait> ,o  :<C-u>CocList outline<cr>
" Search workspace symbols.
nnoremap <silent><nowait> ,s  :<C-u>CocList -I symbols<cr>
" Do default action for next item.
nnoremap <silent><nowait> ,j  :<C-u>CocNext<CR>
" Do default action for previous item.
nnoremap <silent><nowait> ,k  :<C-u>CocPrev<CR>
" Resume latest coc list.
nnoremap <silent><nowait> ,p  :<C-u>CocListResume<CR>

" PLUGIN: FZF
nnoremap <silent> <leader>b :Buffers<CR>
nnoremap <silent> <C-f> :Files<CR>
nnoremap <silent> <leader>f :Rg<CR>
nnoremap <silent> <leader>/ :BLines<CR>
nnoremap <silent> <leader>' :Marks<CR>
nnoremap <silent> <leader>g :Commits<CR>
nnoremap <silent> <leader>H :Helptags<CR>
nnoremap <silent> <leader>hh :History<CR>
nnoremap <silent> <leader>h: :History:<CR>
nnoremap <silent> <leader>h/ :History/<CR>
tnoremap <expr> <Esc> (&filetype == "fzf") ? "<Esc>" : "<c-\><c-n>"

" Enable per-command history
" - History files will be stored in the specified directory
" - When set, CTRL-N and CTRL-P will be bound to 'next-history' and
"   'previous-history' instead of 'down' and 'up'.
let g:fzf_history_dir = '~/.vim/fzf-history'
tnoremap <expr> <Esc> (&filetype == "fzf") ? "<Esc>" : "<c-\><c-n>"
let g:fzf_layout = { 'down': '50%' }