.vimrc

set nocompatible

" Make backspace behave in a sane manner.
set backspace=indent,eol,start

" Switch syntax highlighting on
syntax on

" Enable file type detection and do language-dependent indenting.
filetype plugin indent on

" Show line numbers
set number
set relativenumber

" Allow hidden buffers, don't limit to 1 file per window/split
set hidden

" As Airline is there we don't need showmode
set noshowmode


" 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

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

" Give more space for displaying messages.
set cmdheight=2

set tagcase=smart

" 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 virtualedit=onemore
set viewoptions=folds,options,cursor
set history=1000
set spell
set cursorline
"highlight clear LineNr
set t_Co=256
set showtabline=2
set mouse=a

"Restore mouse position in previous edit
function! ResCur()
  if line("'\"") <= line("$")
    normal! g`"
    return 1
  endif
endfunction

augroup resCur
  autocmd!
  autocmd BufWinEnter * call ResCur()
augroup END


set showmatch
set incsearch
set hlsearch                                
set ignorecase                              
set smartcase
set wildmenu
set wildmode=list:longest,full
set whichwrap=b,s,h,l,<,>,[,]
set scrolljump=5
set scrolloff=3
set foldenable

" Unset last search pattern register by hitting return
nnoremap <CR> :noh<CR><CR>

"Change Leader
let mapleader=","

set nowrap
set autoindent
set shiftwidth=4
set tabstop=4
set expandtab
set nojoinspaces
set splitright
set splitbelow
set smartindent



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


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

" Use release branch
Plug 'neoclide/coc.nvim', {'branch': 'release'}

Plug 'junegunn/fzf', { 'do': { -> fzf#install() } }

Plug 'junegunn/fzf.vim'

Plug 'vim-airline/vim-airline'
Plug 'vim-airline/vim-airline-themes'

Plug 'mattn/emmet-vim'  
Plug 'christoomey/vim-tmux-navigator' 
Plug 'sirver/ultisnips'  
Plug 'honza/vim-snippets'
Plug 'Valloric/MatchTagAlways' 
Plug 'scrooloose/nerdcommenter'  
Plug 'docunext/closetag.vim' 
Plug 'ludovicchabant/vim-gutentags'

Plug 'tpope/vim-surround'
Plug 'jiangmiao/auto-pairs'
Plug 'godlygeek/tabular'
Plug 'tpope/vim-fugitive'
Plug 'tpope/vim-unimpaired'

Plug 'joonty/vdebug'

Plug 'scrooloose/nerdtree'
Plug 'Xuyuanp/nerdtree-git-plugin'
Plug 'ryanoasis/vim-devicons'
Plug 'tiagofumo/vim-nerdtree-syntax-highlight'


Plug 'NLKNguyen/papercolor-theme'
call plug#end()


" after a re-source, fix syntax matching issues (concealing brackets):
if exists('g:loaded_webdevicons')
    call webdevicons#refresh()
endif

" Setup vdebug to xdebug default port
let g:vdebug_options = { "port": 9003, }

"Airline Settings
let g:airline_powerline_fonts = 1
let g:airline#extensions#tabline#enabled = 1
let g:airline#extensions#tabline#buffer_nr_show = 1


set background=light
"colorscheme solarized
colorscheme papercolor

hi Pmenu  guifg=#000000 guibg=#F8F8F8 ctermfg=black ctermbg=Lightgray
hi PmenuSbar  guifg=#8A95A7 guibg=#F8F8F8 gui=NONE ctermfg=darkcyan ctermbg=lightgray cterm=NONE
hi PmenuThumb  guifg=#F8F8F8 guibg=#8A95A7 gui=NONE ctermfg=lightgray ctermbg=darkcyan cterm=NONE

" Start Coc Settings
 

" Use <C-l> for trigger snippet expand.
imap <C-l> <Plug>(coc-snippets-expand)

" Use <C-j> for select text for visual placeholder of snippet.
vmap <C-j> <Plug>(coc-snippets-select)




" 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>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)

" 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')

" 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>

" End of Coc Settings

"Toggle NERDTree
map <C-n> :NERDTreeToggle<CR>

"FZF settings
nnoremap <silent> <C-p> :Files<CR>
nnoremap <silent> <C-b> :Buffers<CR>
nnoremap <silent> <C-c> :Colors<CR>
nnoremap <silent> <C-i> :Lines<CR>
nnoremap <silent> <leader>ag       :Ag! <C-R><C-W><CR>
nnoremap <silent> <leader>h       :History<CR>
nnoremap <silent> <Leader>/ :BLines<CR>
nnoremap <silent> <Leader>' :Marks<CR>
nnoremap <silent> <Leader>h: :History:<CR>
nnoremap <silent> <Leader>h/ :History/<CR>
nnoremap <silent> <Leader>f :Rg<CR>


"UltiSnips Settings .
let g:UltiSnipsExpandTrigger="<c-j>" 
let g:UltiSnipsListSippets="<c-a>"
let g:UltiSnipsJumpForwardTrigger="<c-b>"
let g:UltiSnipsJumpBackwardTrigger="<c-z>"



" Split Window on Creating New Snippetts

let g:UltiSnipsEditSplit="vertical"
let g:UltiSnipsSnippetsDir='/Users/anoopd/.vim/UltiSnips'
let g:UltiSnipsSnippetDirectories=["UltiSnips"]


"Disable Arrows while Editing
inoremap  <Up>     <NOP>
inoremap  <Down>   <NOP>
inoremap  <Left>   <NOP>
inoremap  <Right>  <NOP>
noremap   <Up>     <NOP>
noremap   <Down>   <NOP>
noremap   <Left>   <NOP>
noremap   <Right>  <NOP>




let g:user_emmet_settings = {
\  'javascript' : {
\      'extends' : 'jsx',
\  },
\  'edge' : {
\      'extends' : 'html',
\   },
\}


"Tabularize Mappings
if exists(":Tabularize")
    nmap <Leader>a= :Tabularize /=<CR>
    vmap <Leader>a= :Tabularize /=<CR>
    nmap <Leader>a: :Tabularize /:\zs<CR>
    vmap <Leader>a: :Tabularize /:\zs<CR>
endif