init.vim

let autoload_plug_path = stdpath('config') . '/site/autoload/plug.vim'
if !filereadable(autoload_plug_path)
  silent execute '!curl -fLo ' . autoload_plug_path . '  --create-dirs 
      \ "https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim"'
  autocmd VimEnter * PlugInstall --sync | source $MYVIMRC
endif
unlet autoload_plug_path

" Use neovim config path abstraction
call plug#begin(stdpath('config').'/plugged')
Plug 'tpope/vim-sensible'
Plug 'tpope/vim-surround'
Plug 'Raimondi/delimitMate'
Plug 'vim-airline/vim-airline'
Plug 'vim-airline/vim-airline-themes'
Plug 'neoclide/coc.nvim', {'branch': 'release'}
Plug 'HerringtonDarkholme/yats.vim'
Plug 'hashivim/vim-terraform'
Plug 'tpope/vim-commentary'
Plug 'junegunn/fzf.vim'
Plug 'sheerun/vim-polyglot'
Plug 'morhetz/gruvbox'
Plug 'Yggdroot/indentLine'
" FZF vim integrations
Plug 'junegunn/fzf'
Plug 'liuchengxu/vim-which-key'
Plug 'othree/yajs.vim'
Plug 'tpope/vim-fugitive'

" Neovim Plugins
Plug 'APZelos/blamer.nvim'
Plug 'iamcco/markdown-preview.nvim', { 'do': 'cd app && yarn install'  }
Plug 'kyazdani42/nvim-tree.lua'
Plug 'kyazdani42/nvim-web-devicons' " for file icons
" Plug 'github/copilot.vim'
call plug#end()

" Default settings (
" Share same clipboard across Linux, Windows and Mac OS X
set clipboard+=unnamedplus
set hidden
" Give more space for displaying messages.
set cmdheight=2
set termguicolors
" Don't pass messages to |ins-completion-menu|.
set shortmess+=c
set number
set textwidth=0
set wrapmargin=0
set wrap
set linebreak
set noshowmode
set list
set lazyredraw
set ttyfast
let mapleader = ","
set vb t_vb=     " no visual bell & flash
set noerrorbells
set nocompatible
set background=dark
set expandtab
set tabstop=2 softtabstop=0 expandtab shiftwidth=2 smarttab
set hlsearch
set incsearch
set showmatch
set noswapfile
set smartcase
set ignorecase
set autoindent
set smartindent
set ruler
set undolevels=1000
set backspace=indent,eol,start
set matchtime=0
set splitbelow
set splitright
set scrolloff=8
set signcolumn=yes
colorscheme gruvbox
syntax enable
let g:airline_theme='gruvbox'
set t_Co=256
nnoremap <silent> <Leader> :WhichKey ","<CR>
noremap <leader>b :Buffers<CR>
nnoremap <C-J> <C-W><C-J>
nnoremap <C-K> <C-W><C-K>
nnoremap <C-L> <C-W><C-L>
nnoremap <C-H> <C-W><C-H>
nnoremap <silent> <Leader>+ :exe "resize " . (winheight(0) * 3/2)<CR>
nnoremap <silent> <Leader>- :exe "resize " . (winheight(0) * 2/3)<CR>
noremap <Up> <NOP>
noremap <Down> <NOP>
noremap <Left> <NOP>
noremap <Right> <NOP>

" Performance improvements for mac (
if has("mac")
  set nocursorline

  " if exists("+relativenumber")
  "   set norelativenumber
  "   set number
  " endif

  set foldlevel=0
  set foldmethod=manual
endif
" )


" Airline config (
let g:airline_powerline_fonts = 1
let g:airline#extensions#whitespace#enabled = 0
" disable to improve fugitive performance
let g:airline#extensions#branch#enabled = 0
" put a buffer list at the top
let g:airline#extensions#tabline#enabled = 1
" )

" Fold settings (
set foldenable
set foldmethod=indent
set foldnestmax=10
set foldlevel=99
set conceallevel=0
inoremap <F7> <C-O>za
nnoremap <F7> za
onoremap <F7> <C-C>za
vnoremap <F7> zf
" )

com! FormatJSON %!python -m json.tool

if executable('fzf')
  " You can set up fzf window using a Vim command (Neovim or latest Vim 8 required)
  let g:fzf_layout = { 'window': 'enew' }
  let g:fzf_layout = { 'window': '-tabnew' }
  let g:fzf_layout = { 'window': '10new' }
  let g:fzf_layout = { 'down': '30%' }
  let g:fzf_colors =
  \ { 'fg':      ['fg', 'Normal'],
    \ 'bg':      ['bg', 'Normal'],
    \ 'hl':      ['fg', 'Comment'],
    \ 'fg+':     ['fg', 'CursorLine', 'CursorColumn', 'Normal'],
    \ 'bg+':     ['bg', 'CursorLine', 'CursorColumn'],
    \ 'hl+':     ['fg', 'Statement'],
    \ 'info':    ['fg', 'PreProc'],
    \ 'border':  ['fg', 'Ignore'],
    \ 'prompt':  ['fg', 'Conditional'],
    \ 'pointer': ['fg', 'Exception'],
    \ 'marker':  ['fg', 'Keyword'],
    \ 'spinner': ['fg', 'Label'],
    \ 'header':  ['fg', 'Comment'] }
  nnoremap <silent> <C-p> :GFiles<cr>
  nnoremap <silent> <C-t> :Files <cr>
  let g:fzf_history_dir = '~/.local/share/fzf-history'
else
  " CtrlP fallback
end
" ) Default settings


" Neovim settings (
let g:blamer_enabled = 1
nnoremap <C-n> :NvimTreeToggle<CR>
nnoremap <leader>r :NvimTreeRefresh<CR>
nnoremap <leader>n :NvimTreeFindFile<CR>


" Recommended coc.nvim configuration (
" Some servers have issues with backup files, see #649.
set hlsearch
" autocmd ColorScheme * hi CocMenuSel ctermbg=237 guibg=#1d2021
" doautocmd ColorScheme
set nobackup
set nowritebackup

" Having longer updatetime (default is 4000 ms = 4 s) leads to noticeable
" delays and poor user experience.
set updatetime=300

" Always show the signcolumn, otherwise it would shift the text each time
" diagnostics appear/become resolved.
set signcolumn=yes

" Use tab for trigger completion with characters ahead and navigate.
" NOTE: There's always complete item selected by default, you may want to enable
" no select by `"suggest.noselect": true` in your configuration file.
" 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>
      \ coc#pum#visible() ? coc#pum#next(1) :
      \ CheckBackspace() ? "\<Tab>" :
      \ coc#refresh()
inoremap <expr><S-TAB> coc#pum#visible() ? coc#pum#prev(1) : "\<C-h>"

" Make <CR> to accept selected completion item or notify coc.nvim to format
" <C-g>u breaks current undo, please make your own choice.
inoremap <silent><expr> <CR> coc#pum#visible() ? coc#pum#confirm()
                              \: "\<C-g>u\<CR>\<c-r>=coc#on_enter()\<CR>"

function! CheckBackspace() 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 ShowDocumentation()<CR>

function! ShowDocumentation()
  if CocAction('hasProvider', 'hover')
    call CocActionAsync('doHover')
  else
    call feedkeys('K', 'in')
  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>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

" 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)

" Run the Code Lens action on the current line.
nmap <leader>cl  <Plug>(coc-codelens-action)

" 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 CocActionAsync('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')

" Add (Neo)Vim's native statusline support.
" NOTE: Please see `:h coc-status` for integrations with external plugins that
" provide custom statusline: lightline.vim, vim-airline.
set statusline^=%{coc#status()}%{get(b:,'coc_current_function','')}

" 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>
  " )
" )
" =========================================
"               lua config
" =========================================

lua << EOF
require'nvim-web-devicons'.setup()
require'nvim-tree'.setup({
  view = {
    width = 80
  },
  renderer = {
    highlight_git = true
  }
})
EOF