vimrc

" load plugins
execute pathogen#infect()
call pathogen#helptags()

set nocompatible              " be iMproved, required
filetype off                  " required

filetype plugin indent on     " required

"
" Settings
"
set noerrorbells                " No beeps
set number                      " Show line numbers
set backspace=indent,eol,start  " Makes backspace key more powerful.
set showcmd                     " Show me what I'm typing
set showmode                    " Show current mode.

set noswapfile                  " Don't use swapfile
set nobackup					          " Don't create annoying backup files
set nowritebackup
set splitright                  " Split vertical windows right to the current windows
set splitbelow                  " Split horizontal windows below to the current windows
set encoding=utf-8              " Set default encoding to UTF-8
set autowrite                   " Automatically save before :next, :make etc.
set autoread                    " Automatically reread changed files without asking me anything
set laststatus=2
set hidden

set ruler                       " Show the cursor position all the time
au FocusLost * :wa              " Set vim to save the file on focus out.

set fileformats=unix,dos,mac    " Prefer Unix over Windows over OS 9 formats

set noshowmatch                 " Do not show matching brackets by flickering
set noshowmode                  " We show the mode with airline or lightline
set incsearch                   " Shows the match while typing
set hlsearch                    " Highlight found searches
set ignorecase                  " Search case insensitive...
set smartcase                   " ... but not when search pattern contains upper case characters
set ttyfast
" set ttyscroll=3               " noop on linux ?
set lazyredraw          	      " Wait to redraw "

" speed up syntax highlighting
set nocursorcolumn
set nocursorline

syntax sync minlines=256
set synmaxcol=300
set re=1

" do not hide markdown
set conceallevel=0

set pastetoggle=<F2>

" open help vertically
command! -nargs=* -complete=help Help vertical belowright help <args>
autocmd FileType help wincmd L

" Make Vim to handle long lines nicely.
set wrap
set textwidth=79
set formatoptions=qrn1
"set colorcolumn=79
"set relativenumber
"set norelativenumber

" mail line wrapping
au BufRead /tmp/mutt-* set tw=72

set autoindent
set complete-=i
set showmatch
set smarttab

set et
set tabstop=4
set shiftwidth=4
set expandtab

set nrformats-=octal
set shiftround

" Time out on key codes but not mappings.
" Basically this makes terminal Vim work sanely.
set notimeout
set ttimeout
set ttimeoutlen=10

" Better Completion
set complete=.,w,b,u,t
set completeopt=longest,menuone

if &history < 1000
  set history=50
endif

if &tabpagemax < 50
  set tabpagemax=50
endif

if !empty(&viminfo)
  set viminfo^=!
endif

if !&scrolloff
  set scrolloff=1
endif
if !&sidescrolloff
  set sidescrolloff=5
endif
set display+=lastline

" CTRL-U in insert mode deletes a lot.	Use CTRL-G u to first break undo,
" so that you can undo CTRL-U after inserting a line break.
inoremap <C-U> <C-G>u<C-U>

" In many terminal emulators the mouse works just fine, thus enable it.
if has('mouse')
  set mouse=a
endif

" If linux then set ttymouse
let s:uname = system("echo -n \"$(uname)\"")
if !v:shell_error && s:uname == "Linux" && !has('nvim')
  set ttymouse=xterm
endif

" Convenient command to see the difference between the current buffer and the
" file it was loaded from, thus the changes you made.
" Only define it when not defined already.
if !exists(":DiffOrig")
	command DiffOrig vert new | set bt=nofile | r # | 0d_ | diffthis
				\ | wincmd p | diffthis
endif

" Only do this part when compiled with support for autocommands.
if has("autocmd")

  " Enable file type detection.
  " Use the default filetype settings, so that mail gets 'tw' set to 72,
  " 'cindent' is on in C files, etc.
  " Also load indent files, to automatically do language-dependent indenting.
  filetype plugin indent on

  " Put these in an autocmd group, so that we can delete them easily.
  augroup vimrcEx
    au!

    " For all text files set 'textwidth' to 78 characters.
    autocmd FileType text setlocal textwidth=78

    " When editing a file, always jump to the last known cursor position.
    " Don't do it when the position is invalid or when inside an event handler
    " (happens when dropping a file on gvim).
    " Also don't do it when the mark is in the first line, that is the default
    " position when opening a file.
    autocmd BufReadPost *
          \ if line("'\"") > 1 && line("'\"") <= line("$") |
          \	exe "normal! g`\"" |
          \ endif

  augroup END
else
endif " has("autocmd")


syntax enable
colorscheme onedark

" This comes first, because we have mappings that depend on leader
" With a map leader it's possible to do extra key combinations
" i.e: <leader>w saves the current file
let mapleader = ","
let g:mapleader = ","

" This trigger takes advantage of the fact that the quickfix window can be
" easily distinguished by its file-type, qf. The wincmd J command is
" equivalent to the Ctrl+W, Shift+J shortcut telling Vim to move a window to
" the very bottom (see :help :wincmd and :help ^WJ).
autocmd FileType qf wincmd J

" Dont show me any output when I build something
" Because I am using quickfix for errors
"nmap <leader>m :make<CR><enter>

" Some useful quickfix shortcuts
":cc      see the current error
":cn      next error
":cp      previous error
":clist   list all errors
map <C-n> :cn<CR>
map <C-m> :cp<CR>

" Some useful locationlist shortcuts
nmap <leader>j :lnext<CR>
nmap <leader>k :lprevious<CR>
nmap <leader>x :lclose<CR>

" Close quickfix easily
nnoremap <leader>a :cclose<CR>

" Remove search highlight
nnoremap <leader><space> :nohlsearch<CR>

" Buffer prev/next
nnoremap <C-x> :bnext<CR>
nnoremap <C-z> :bprev<CR>

" Better split switching
map <C-j> <C-W>j
map <C-k> <C-W>k
map <C-h> <C-W>h
map <C-l> <C-W>l

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

" Center the screen
nnoremap <space> zz

nnoremap <F6> :setlocal spell! spell?<CR>


" Select search pattern howewever do not jump to the next one
nnoremap <leader>c :TComment<CR>

"nnoremap <leader>. :lcd %:p:h<CR>
autocmd BufEnter * silent! lcd %:p:h

" trim all whitespaces away
nnoremap <leader>W :%s/\s\+$//<cr>:let @/=''<CR>

" sometimes this happens and I hate it
map :Vs :vs
map :Sp :sp

" dont save .netrwhist history
let g:netrw_dirhistmax=0

" Allow saving of files as sudo when I forgot to start vim using sudo.
cmap w!! w !sudo tee > /dev/null %

" ----------------------------------------- "
" File Type settings 			    		"
" ----------------------------------------- "

au BufNewFile,BufRead *.vim setlocal noet ts=4 sw=4 sts=4
au BufNewFile,BufRead *.txt setlocal noet ts=4 sw=4
au BufNewFile,BufRead *.md setlocal spell noet ts=4 sw=4
au BufNewFile,BufRead *.yml,*.yaml setlocal expandtab ts=2 sw=2
au BufNewFile,BufRead *.cpp setlocal expandtab ts=2 sw=2
au BufNewFile,BufRead *.hpp setlocal expandtab ts=2 sw=2
au BufNewFile,BufRead *.json setlocal expandtab ts=2 sw=2
au BufNewFile,BufRead *.jade setlocal expandtab ts=2 sw=2

augroup filetypedetect
  au BufNewFile,BufRead .tmux.conf*,tmux.conf* setf tmux
  au BufNewFile,BufRead .nginx.conf*,nginx.conf* setf nginx
augroup END

au FileType nginx setlocal noet ts=4 sw=4 sts=4

" Go settings
au BufNewFile,BufRead *.go setlocal noet ts=4 sw=4 sts=4
" autocmd BufEnter *.go colorscheme nofrils-dark

" scala settings
autocmd BufNewFile,BufReadPost *.scala setl shiftwidth=2 expandtab

" Markdown Settings
autocmd BufNewFile,BufReadPost *.md setl ts=4 sw=4 sts=4 expandtab

" lua settings
autocmd BufNewFile,BufRead *.lua setlocal noet ts=4 sw=4 sts=4

" Dockerfile settings
autocmd FileType dockerfile set noexpandtab

" shell/config/systemd settings
autocmd FileType fstab,systemd set noexpandtab
autocmd FileType gitconfig,sh,toml set noexpandtab

" python indent
autocmd BufNewFile,BufRead *.py setlocal tabstop=4 softtabstop=4 shiftwidth=4 textwidth=80 smarttab expandtab

" toml settings
au BufRead,BufNewFile MAINTAINERS set ft=toml

" spell check for git commits
autocmd FileType gitcommit setlocal spell

" Wildmenu completion {{{
set wildmenu
" set wildmode=list:longest
set wildmode=list:full

set wildignore+=.hg,.git,.svn                    " Version control
set wildignore+=*.aux,*.out,*.toc                " LaTeX intermediate files
set wildignore+=*.jpg,*.bmp,*.gif,*.png,*.jpeg   " binary images
set wildignore+=*.o,*.obj,*.exe,*.dll,*.manifest " compiled object files
set wildignore+=*.spl                            " compiled spelling word lists
set wildignore+=*.sw?                            " Vim swap files
set wildignore+=*.DS_Store                       " OSX bullshit
set wildignore+=*.luac                           " Lua byte code
set wildignore+=migrations                       " Django migrations
set wildignore+=go/pkg                           " Go static files
set wildignore+=go/bin                           " Go bin files
set wildignore+=go/bin-vagrant                   " Go bin-vagrant files
set wildignore+=*.pyc                            " Python byte code
set wildignore+=*.orig                           " Merge resolution files


" ----------------------------------------- "
" Plugin configs 			    			"
" ----------------------------------------- "

" ==================== CtrlP ====================
let g:ctrlp_cmd = 'CtrlP'
let g:ctrlp_working_path_mode = 'ra'
let g:ctrlp_max_height = 10		" maxiumum height of match window
let g:ctrlp_switch_buffer = 'et'	" jump to a file if it's open already
let g:ctrlp_mruf_max=450 		" number of recently opened files
let g:ctrlp_max_files=0  		" do not limit the number of searchable files
let g:ctrlp_use_caching = 1
let g:ctrlp_clear_cache_on_exit = 1
let g:ctrlp_cache_dir = $HOME.'/.cache/ctrlp'

" ignore files in .gitignore
let g:ctrlp_user_command = ['.git', 'cd %s && git ls-files -co --exclude-standard']

let g:ctrlp_buftag_types = {'go' : '--language-force=go --golang-types=ftv'}

func! MyCtrlPTag()
  let g:ctrlp_prompt_mappings = {
        \ 'AcceptSelection("e")': ['<cr>', '<2-LeftMouse>'],
        \ 'AcceptSelection("t")': ['<c-t>'],
        \ }
  CtrlPBufTag
endfunc
command! MyCtrlPTag call MyCtrlPTag()

nmap <C-g> :MyCtrlPTag<cr>
imap <C-g> <esc>:MyCtrlPTag<cr>

nmap <C-b> :CtrlPCurWD<cr>
imap <C-b> <esc>:CtrlPCurWD<cr>

" ==================== Fugitive ====================
nnoremap <leader>ga :Git add %:p<CR><CR>
nnoremap <leader>gs :Gstatus<CR>
nnoremap <leader>gp :Gpush<CR>
vnoremap <leader>gb :Gblame<CR>

" ==================== Vim-go ====================
let g:go_fmt_fail_silently = 0
let g:go_fmt_command = "goimports"
let g:go_autodetect_gopath = 1
let g:go_term_enabled = 1
let g:go_highlight_space_tab_error = 0
let g:go_highlight_array_whitespace_error = 0
let g:go_highlight_trailing_whitespace_error = 0
let g:go_highlight_extra_types = 0
let g:go_highlight_operators = 0
let g:go_highlight_build_constraints = 1
let g:go_gocode_unimported_packages = 1
let g:go_metalinter_autosave = 1
let g:go_version_warning = 0

au FileType go nmap <Leader>s <Plug>(go-def-split)
au FileType go nmap <Leader>v <Plug>(go-def-vertical)
au FileType go nmap <Leader>i <Plug>(go-info)
au FileType go nmap <Leader>l <Plug>(go-metalinter)

au FileType go nmap <leader>r  <Plug>(go-run)

au FileType go nmap <leader>b  <Plug>(go-build)
au FileType go nmap <leader>t  <Plug>(go-test)
au FileType go nmap <leader>dt  <Plug>(go-test-compile)
au FileType go nmap <Leader>d <Plug>(go-doc)

au FileType go nmap <Leader>e <Plug>(go-rename)

" neovim specific
if has('nvim')
  au FileType go nmap <leader>rt <Plug>(go-run-tab)
  au FileType go nmap <Leader>rs <Plug>(go-run-split)
  au FileType go nmap <Leader>rv <Plug>(go-run-vertical)
endif

" I like these more!
augroup go
  autocmd!
  autocmd Filetype go command! -bang A call go#alternate#Switch(<bang>0, 'edit')
  autocmd Filetype go command! -bang AV call go#alternate#Switch(<bang>0, 'vsplit')
  autocmd Filetype go command! -bang AS call go#alternate#Switch(<bang>0, 'split')
augroup END

" ==================== delimitMate ====================
let g:delimitMate_expand_cr = 1
let g:delimitMate_expand_space = 1
let g:delimitMate_smart_quotes = 1
let g:delimitMate_expand_inside_quotes = 0
let g:delimitMate_smart_matchpairs = '^\%(\w\|\$\)'

"==================== NerdTree ====================
" For toggling
noremap <Leader>n :NERDTreeToggle<cr>
noremap <Leader>f :NERDTreeFind<cr>

let NERDTreeShowHidden=1

let NERDTreeIgnore=['\.vim$', '\~$', '\.git$', '.DS_Store']

" Close nerdtree and vim on close file
autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTreeType") && b:NERDTreeType == "primary") | q | endif

" ==================== Completion =========================
" use deoplete for Neovim.
if has('nvim')
  let g:deoplete#enable_at_startup = 1
  let g:deoplete#ignore_sources = {}
  let g:deoplete#ignore_sources._ = ['buffer', 'member', 'tag', 'file', 'neosnippet']
  let g:deoplete#sources#go#sort_class = ['func', 'type', 'var', 'const']
  let g:deoplete#sources#go#align_class = 1


  " Use partial fuzzy matches like YouCompleteMe
  call deoplete#custom#source('_', 'matchers', ['matcher_fuzzy'])
  call deoplete#custom#source('_', 'converters', ['converter_remove_paren'])
  call deoplete#custom#source('_', 'disabled_syntaxes', ['Comment', 'String'])
endif

" ========= vim-better-whitespace ==================

" auto strip whitespace except for file with extention blacklisted
let blacklist = ['diff', 'gitcommit', 'unite', 'qf', 'help', 'markdown']
autocmd BufWritePre * if index(blacklist, &ft) < 0 | StripWhitespace

" =================== vim-airline ========================
let g:airline_powerline_fonts=1

" =================== ultisnips ========================
let g:UltiSnipsExpandTrigger="<tab>"
let g:UltiSnipsJumpForwardTrigger="<tab>"
let g:UltiSnipsJumpBackwardTrigger="<s-tab>"

" If you want :UltiSnipsEdit to split your window.
let g:UltiSnipsEditSplit="vertical"