.vimrc

let mapleader = ","
call plug#begin('~/.config/nvim/plugged')

"" Utilities
Plug 'vim-syntastic/syntastic'
" Plug 'vim-airline/vim-airline'
Plug 'scrooloose/nerdtree'
Plug 'ervandew/supertab'
Plug 'shime/vim-livedown'

"" Appearance
Plug 'morhetz/gruvbox'
Plug 'dracula/vim'
Plug 'junegunn/seoul256.vim'
Plug 'itchyny/lightline.vim'
Plug 'ayu-theme/ayu-vim'
" Plug 'vim-airline/vim-airline-themes'

"" golang
Plug 'fatih/vim-go'
Plug 'zchee/deoplete-go', { 'do': 'make'}
"Plug 'jodosha/vim-godebug'

"" c/c++
"Plug 'zchee/deoplete-clang'
Plug 'Shougo/neoinclude.vim'

"" purescript
Plug 'purescript-contrib/purescript-vim'
Plug 'frigoeu/psc-ide-vim'

"" html
"Plug 'mattn/emmet-vim'
"Plug 'othree/html5.vim'

"" comments
Plug 'tpope/vim-commentary'

Plug 'jiangmiao/auto-pairs' " for autocomplete of [ , ( etc
Plug 'Shougo/deoplete.nvim', { 'do': ':UpdateRemotePlugins' }

Plug 'edkolev/tmuxline.vim'
"Plug 'tpope/vim-obsession'
Plug 'ternjs/tern_for_vim', { 'for': ['javascript', 'javascript.jsx'] }
Plug 'carlitux/deoplete-ternjs', { 'for': ['javascript', 'javascript.jsx'] }
Plug 'othree/jspc.vim', { 'for': ['javascript', 'javascript.jsx'] }
""Plug 'Shougo/denite.nvim'
Plug 'junegunn/vim-easy-align'
Plug 'yuttie/comfortable-motion.vim'
"Plug 'tpope/vim-sleuth'

"" note taking
"Plug 'xolox/vim-misc'
"Plug 'mtth/scratch.vim'
Plug 'vimwiki/vimwiki'

"" vim
"" Plug 'fntlnz/atags.vim'
"" Plug 'ludovicchabant/vim-gutentags'
Plug 'ntpeters/vim-better-whitespace'
Plug 'jeffkreeftmeijer/vim-numbertoggle'
Plug 'tpope/vim-surround'
"" Plug 'Yggdroot/indentLine'

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

"" git diff
Plug 'airblade/vim-gitgutter'
Plug 'tpope/vim-fugitive'

"" productivity
Plug 'wakatime/vim-wakatime'
Plug 'rizzatti/dash.vim'
Plug 'itchyny/calendar.vim'

"" Javascript/Typescript
Plug 'leafgarland/typescript-vim'

"" motion
"Plug 'easymotion/vim-easymotion'

"" clojure
"" Plug 'jebberjeb/clojure-socketrepl.nvim'
"Plug 'clojure-vim/async-clj-omni'

"" python
"Plug 'zchee/deoplete-jedi'
"Plug 'davidhalter/jedi-vim'

"" scala
"Plug 'ensime/ensime-vim', { 'do': ':UpdateRemotePlugins' }
"Plug 'derekwyatt/vim-scala'

call plug#end()

syntax on
filetype on
filetype plugin indent on
set number
set formatoptions+=o

set nocompatible
set hidden
"set showtabline=0 " removes the tabline

" set to auto read when file changed from outside
set autoread

" ignore case when searching
set ignorecase

" Fast save
nmap <leader>w :w!<cr>

" Copy to clipboard
vnoremap  <leader>y  "+y
nnoremap  <leader>y  "+y

" Cut to clipboard
vnoremap  <leader>d  "+d
nnoremap  <leader>d  "+d

" Paste from clipboard
nnoremap <leader>p "+p
vnoremap <leader>p "+p
map <C-n> :NERDTreeToggle<CR>
let NERDTreeShowHidden=1 " see hidden files

" for tabs to spaces and for 2 space as a tab
set expandtab " for tabs to spaces
set tabstop=2 " one tab is 2 spaces
set shiftwidth=2 " indents width 2
set softtabstop=2 "no. of columns for a TAB

" enable powerline font
" let g:airline_powerline_fonts=1

" use 256 colors
set t_Co=256

"matching brakcets
set showmatch
" how many tenths of a second to blink when matching brackets
set mat=2

" map <Space> to / (search)
" map <space> /
" removed due to ctrl space
" map <c-space> ?

" Turn backup off, since most stuff is in SVN, git et.c anyway...
set nobackup
set nowb
set noswapfile

" useful mappings for managing tabs
map <leader>tn :tabnew<cr>
map <leader>to :tabonly<cr>
map <leader>tc :tabclose<cr>
map <leader>tm :tabmove
map <leader>t<leader> :tabnext<cr>

" pressing tab toggles, shift tab toggles back
nnoremap <Tab> gt
nnoremap <S-Tab> gT

" Let 'tl' toggle between this and the last accessed tab
let g:lasttab = 1
nmap <Leader>tl :exe "tabn ".g:lasttab<CR>
nmap <M-Tab> :exe "tabn ".g:lasttab<CR>
au TabLeave * let g:lasttab = tabpagenr()

" Opens a new tab with the current buffer's path
" Super useful when editing files in the same directory
map <leader>te :tabedit <c-r>=expand("%:p:h")<cr>/

" iterm2 nightly
let $NVIM_TUI_ENABLE_TRUE_COLOR=1

"color scheme
" gruvbox old theme
colorscheme dracula
" let g:seoul256_background = 233
" colo seoul256
set termguicolors
let ayucolor="dark"   " for dark version of theme
colorscheme ayu


" colorscheme munich

" This is commented as it makes inside tmux and outside tmux vim look different
"Credit joshdick
"Use 24-bit (true-color) mode in Vim/Neovim when outside tmux.
"If you're using tmux version 2.2 or later, you can remove the outermost $TMUX check and use tmux's 24-bit color support
"(see < http://sunaku.github.io/tmux-24bit-color.html#usage > for more information.)
"if (empty($TMUX))
"  if (has("nvim"))
"  "For Neovim 0.1.3 and 0.1.4 < https://github.com/neovim/neovim/pull/2198 >
"  let $NVIM_TUI_ENABLE_TRUE_COLOR=1
"  endif
"  "For Neovim > 0.1.5 and Vim > patch 7.4.1799 < https://github.com/vim/vim/commit/61be73bb0f965a895bfb064ea3e55476ac175162 >
"  "Based on Vim patch 7.4.1770 (`guicolors` option) < https://github.com/vim/vim/commit/8a633e3427b47286869aa4b96f2bfc1fe65b25cd >
"  " < https://github.com/neovim/neovim/wiki/Following-HEAD#20160511 >
"  if (has("termguicolors"))
"    set termguicolors
"  endif
"endif

set background=dark    " Setting dark mode

" let g:airline_theme='dracula'
" let g:airline_theme='seoul256'

" why commented? was trying g; , need to find what it is
" nnoremap ; :


" deoplete
set runtimepath+=~/.config/nvim/plugged/deoplete.nvim/
let g:deoplete#enable_at_startup = 1
let g:deoplete#enable_ignore_case = 1
let g:deoplete#sources#go = 'vim-go'
let g:deoplete#complete_method = 'omnifunc'
let g:deoplete#sources#go#gocode_binary = '/Users/juspay/Documents/code/go/bin/gocode'

" deoplete scala
" let g:deoplete#sources={}
" let g:deoplete#sources._=['buffer', 'member', 'tag', 'file', 'omni', 'ultisnips']
" let g:deoplete#omni#input_patterns={}
" let g:deoplete#omni#input_patterns.scala='[^. *\t]\.\w*'



" more natural split direction
set splitbelow
set splitright

" purescript ide
au FileType purescript nm <buffer> <silent> <leader>t :<C-U>call PSCIDEtype(PSCIDEgetKeyword(), v:true)<CR>
au FileType purescript nm <buffer> <silent> <leader>T :<C-U>call PSCIDEaddTypeAnnotation(matchstr(getline(line(".")), '^\s*\zs\k\+\ze'))<CR>
au FileType purescript nm <buffer> <silent> <leader>s :<C-U>call PSCIDEapplySuggestion()<CR>
au FileType purescript nm <buffer> <silent> <leader>a :<C-U>call PSCIDEaddTypeAnnotation()<CR>
au FileType purescript nm <buffer> <silent> <leader>i :<C-U>call PSCIDEimportIdentifier(PSCIDEgetKeyword())<CR>
au FileType purescript nm <buffer> <silent> <leader>r :<C-U>call PSCIDEload()<CR>
au FileType purescript nm <buffer> <silent> <leader>p :<C-U>call PSCIDEpursuit(PSCIDEgetKeyword())<CR>
au FileType purescript nm <buffer> <silent> <leader>C :<C-U>call PSCIDEcaseSplit("!")<CR>
au FileType purescript nm <buffer> <silent> <leader>f :<C-U>call PSCIDEaddClause("")<CR>
au FileType purescript nm <buffer> <silent> <leader>qa :<C-U>call PSCIDEaddImportQualifications()<CR>
au FileType purescript nm <buffer> <silent> ]d :<C-U>call PSCIDEgoToDefinition("", PSCIDEgetKeyword())<CR>

let g:psc_ide_syntastic_mode = 1

" paul's snippet, random port per psc-ide
if !exists('g:psc_ide_server_port')
  let g:psc_ide_server_port = system('echo -n $[${RANDOM}%3000+4000]')
endif

" Grepper - to find files, find all etc
" nnoremap <leader>G :Grepper -tool ag<cr>
" nnoremap <leader>* :Grepper -tool ag -cword -noprompt<cr><Paste>

" ctrl + c to quit - mainly to close buffers/windows
nnoremap <C-C> :q<cr>

" Go to tab by number
noremap <leader>1 1gt
noremap <leader>2 2gt
noremap <leader>3 3gt
noremap <leader>4 4gt
noremap <leader>5 5gt
noremap <leader>6 6gt
noremap <leader>7 7gt
noremap <leader>8 8gt
noremap <leader>9 9gt
noremap <leader>0 :tablast<cr>

" enables mouse support
set mouse=a


" Syntastic
set statusline+=%#warningmsg#
set statusline+=%{SyntasticStatuslineFlag()}
set statusline+=%*

let g:syntastic_always_populate_loc_list = 1

let g:syntastic_check_on_open = 0
let g:syntastic_check_on_wq = 0

" switching between buffers/windows (right now with shift but should use alt
" or some other key)
nmap <silent> <S-Up> :wincmd k<CR>
nmap <silent> <S-Down> :wincmd j<CR>
nmap <silent> <S-Left> :wincmd h<CR>
nmap <silent> <S-Right> :wincmd l<CR>

" golang
let g:go_fmt_command = "goimports"
autocmd FileType go nmap <leader>b <Plug>(go-build)
autocmd FileType go nmap <leader>r <Plug>(go-run)
autocmd FileType go nmap <Leader>i <Plug>(go-info)
autocmd FileType go nmap <buffer> <silent> ]d <Plug>(go-def)
" commented as would make it too slow
" let g:go_auto_type_info = 1 " when cursor is on a valid identifier
" set updatetime=100 " for quick update of statusline

" html
" let g:user_emmet_install_global = 0
" autocmd FileType html,css,gohtml EmmetInstall

" clojure
" let g:deoplete#keyword_patterns = {}
" let g:deoplete#keyword_patterns.clojure = '[\w!$%&*+/:<=>?@\^_~\-\.#]*'

" https://stackoverflow.com/a/1295244
set incsearch
" example usage
" /old text
" :%s//replaced text/

" terminal escape
tnoremap <Esc> <C-\><C-n>

" color column, should not cross that line
" set colorcolumn=80
" highlight ColorColumn ctermbg=Blue

" c/c++ autocomplete
let g:deoplete#sources#clang#libclang_path='/usr/local/Cellar/llvm/7.0.0/lib/libclang.dylib'
let g:deoplete#sources#clang#clang_header='/usr/local/Cellar/llvm/7.0.0/lib/clang'

" ctags and goto definition
" map <C-\> :sp <CR>:exec("tag ".expand("<cword>"))<CR>
" map <Leader>t :call atags#generate()<cr>

" this is fzf
set rtp+=/usr/local/opt/fzf

" fzf as ctrl-p
nnoremap <C-p> :Files<CR>

function! s:fzf_neighbouring_files()
  let current_file =expand("%")
  let cwd = fnamemodify(current_file, ':p:h')
  let command = 'ag -g "" -f ' . cwd . ' --depth 0'

  call fzf#run({
        \ 'source': command,
        \ 'sink':   'e',
        \ 'options': '-m -x +s',
        \ 'window':  'enew' })
endfunction

command! FZFNeigh call s:fzf_neighbouring_files()

" comfortable motion
nnoremap <silent> <C-d> :call comfortable_motion#flick(30)<CR>
nnoremap <silent> <C-u> :call comfortable_motion#flick(-30)<CR>

command! -bang -nargs=* Ag
  \ call fzf#vim#ag(<q-args>,
  \                 <bang>0 ? fzf#vim#with_preview('up:60%')
  \                         : fzf#vim#with_preview('right:50%:hidden', '?'),
  \                 <bang>0)

" Similarly, we can apply it to fzf#vim#grep. To use ripgrep instead of ag:
command! -bang -nargs=* Rg
  \ call fzf#vim#grep(
  \   'rg --column --line-number --no-heading --color=always --smart-case '.shellescape(<q-args>), 1,
  \   <bang>0 ? fzf#vim#with_preview('up:60%')
  \           : fzf#vim#with_preview('right:50%:hidden', '?'),
  \   <bang>0)

" nvim settings
let g:python_host_prog = '/Users/juspay/.pyenv/versions/2.7.6/bin/python2'
let g:python3_host_prog = '/Users/juspay/.pyenv/versions/3.5.0/bin/python3'

" markdown
autocmd BufRead,BufNewFile *.md setlocal spell spelllang=en_us
autocmd BufRead,BufNewFile *.wiki setlocal spell spelllang=en_us

" scroll
set scrolloff=10

" marker for 80 char
set colorcolumn=80

" on save strip white space
let g:better_whitespace_enabled=1
let g:strip_whitespace_on_save=1

" identline tab
let g:indentLine_enabled = 1
let g:indentLine_concealcursor = 0
let g:indentLine_char = '┆'
let g:indentLine_faster = 1
let g:indentLine_color_gui = '#FF5F00'

" cursor
set cursorline

" Utilities, Dash
nmap <silent> <leader>d <Plug>DashSearch

" lightline
set laststatus=2
set noshowmode
let g:lightline = {
      \ 'colorscheme': 'Dracula',
      \ 'active': {
      \   'left': [ [ 'mode', 'paste' ],
      \             [ 'gitbranch', 'readonly', 'filename', 'modified' ] ]
      \ },
      \   'component': {
      \     'lineinfo': ' %3l:%-2v',
      \   },
      \ 'component_function': {
      \   'gitbranch': 'fugitive#head'
      \ },
      \ }
let g:lightline.separator = {
	\   'left': '', 'right': ''
  \}
let g:lightline.subseparator = {
	\   'left': '', 'right': ''
  \}

" Calendar vim
let g:calendar_google_calendar = 1
let g:calendar_google_task = 1

" typescript
let g:typescript_indent_disable = 1


" javascript
let g:tern#is_show_argument_hints_enabled = 1
let g:deoplete#omni#functions = {}
let g:deoplete#omni#functions.javascript = [
  \ 'tern#Complete',
  \ 'jspc#omni'
\]
set completeopt=longest,menuone,preview
let g:deoplete#sources = {}
let g:deoplete#sources['javascript.jsx'] = ['file', 'ternjs']
let g:tern#command = ['tern']
let g:tern#arguments = ['--persistent']
autocmd FileType javascript nmap <buffer> <silent> ]d :TernDef<CR>

" css
autocmd FileType css setlocal omnifunc=csscomplete#CompleteCSS