vimrc

" Don't source this file again if it was already loaded. This happens when
" this file is located at ~/.vimrc
if exists('g:vimrc_sourced')
  finish
endif

"--------------------------------------------------------------------------------
"dein (plugin manager) Scripts-----------------------------
if &compatible
  set nocompatible               " Be iMproved
endif

" Fix up the runtime path to use the system first, then local
let rtp=&runtimepath
set runtimepath=/etc/vim,/etc/vim/bundle/dein.vim,~/.vim/bundle/dein.vim
let &runtimepath.=','.rtp

" Figure out the correct dein directory, which depends on whether this is run
" directly or via docker
if isdirectory(resolve(expand("~/.vim/bundle/dein.vim")))
  let deindir="~/.vim/bundle/dein.vim"
  let deinstate="~/.vim/bundle/dein.vim/state"
else
  let deindir="/etc/vim/bundle/dein.vim"
  let deinstate="/etc/vim/bundle/dein.vim/state"
endif

" Required:
if dein#load_state(deinstate)
	call dein#begin(deinstate)

	" Let dein manage dein
	" Required:
	call dein#add(deindir)

	" 5 minute install timeout for bundles
	let g:dein#install_process_timeout = 1500

	" Add or remove your plugins here like this:
	"call dein#add('Shougo/neosnippet.vim')
	"call dein#add('Shougo/neosnippet-snippets')
	" YouCompleteMe config file autogenerator
	call dein#add('rdnetto/YCM-Generator')

	" Easy find/replace
	call dein#add('dkprice/vim-easygrep')

	" Call graphs using cscope
	call dein#add('hari-rangarajan/CCTree')

	" File system browser
	call dein#add('scrooloose/nerdtree')
	call dein#add('Xuyuanp/nerdtree-git-plugin')

	" Git tools inside vim
	call dein#add('tpope/vim-fugitive')
	call dein#add('airblade/vim-gitgutter')

	" Autocompletion for many file types
	call dein#add('Valloric/YouCompleteMe', { 'merged': 0 })

	" Automated linting
	call dein#add('dense-analysis/ale')

	" Local .vimrc files for projects
	call dein#add('MarcWeber/vim-addon-local-vimrc')

	" Easy commenting / uncommenting with gc
	call dein#add('tpope/vim-commentary')

	" Adds ae and ie motions to operate on the entire file
	call dein#add('kana/vim-textobj-user')
	call dein#add('kana/vim-textobj-entire')

	" Adds fuzzy file searching
	call dein#add('ctrlpvim/ctrlp.vim')

	" Automatic paste mode
	call dein#add('ConradIrwin/vim-bracketed-paste')

	" AnsiEsc - Lets you load files with ANSI color codes embedded in them
	call dein#add('powerman/vim-plugin-AnsiEsc')

	" Note Taking Tools
	call dein#add('vimwiki/vimwiki')
	call dein#add('fmoralesc/vim-pad')
	call dein#add('vim-scripts/utl.vim')

	" Java Unused Imports
	" NeoBundle 'akhaku/vim-java-unused-imports'
	" Java Import Manager
	" NeoBundle 'vim-scripts/JavaImp.vim--Lee'

	" Required:
	call dein#end()
	call dein#save_state()
endif

" Required:
filetype plugin indent on
syntax enable

" If you want to install not installed plugins on startup.
"if dein#check_install()
"  call dein#install()
"endif

"End dein Scripts-------------------------

if has('cscope')
	set cscopetag cscopeverbose

	if has('quickfix')
		" set cscopequickfix=s-,c-,d-,i-,t-,e-
	endif

	"cnoreabbrev csa cs add
	"cnoreabbrev csf cs find
	"cnoreabbrev csk cs kill
	"cnoreabbrev csr cs reset
	"cnoreabbrev css cs show
	"cnoreabbrev csh cs help

	function! LoadCscope()
		let l:dbcount=1
		let l:db = "junk"
		while (!empty(l:db))
			let l:db = findfile("cscope.out", ".;", l:dbcount)
			if (!empty(l:db))
				let path = strpart(l:db, 0, match(l:db, "/cscope.out$"))
				set nocscopeverbose " suppress 'duplicate connection' error

				" Load the cscope database into cscope
				exe "cs add " . l:db . " " . path

				set cscopeverbose
				let l:dbcount = l:dbcount + 1
			endif
		endwhile
	endfunction

	autocmd Filetype c call LoadCscope()

	function! Loadcctree()
		let l:dbcount=1
		let l:db = "junk"
		while (!empty(l:db))
			let l:db = findfile("cscope.out", ".;", l:dbcount)
			if (!empty(l:db))
				" Load the cscope database into cctree
				if (l:dbcount > 1)
					exe "CCTreeAppendDB " . l:db
				else
					exe "CCTreeLoadDB " . l:db
				endif
				let l:dbcount = l:dbcount + 1
			endif
		endwhile
	endfunction

endif


function! Astylelinux()
	exe "write"
	set autoread
	exe "!astyle --style=linux --indent=tab=8 --convert-tabs --indent-preprocessor --min-conditional-indent=3 --max-instatement-indent=60 --pad-oper --unpad-paren --pad-header --align-pointer=name --indent-namespaces --max-code-length=100 %"
	set noautoread
endfunction
function! Astyleallman()
	exe "write"
	set autoread
	exe "!astyle --style=allman --indent=tab=4 --convert-tabs --indent-preprocessor --min-conditional-indent=3 --max-instatement-indent=60 --pad-oper --unpad-paren --pad-header --align-pointer=name --indent-namespaces --max-code-length=100 %"
	set noautoread
endfunction

" Set the gq autoformat command to use astyle
" For C/C++ use Linux kernel style code
autocmd Filetype c,cpp set formatprg=astyle\ --style=linux\ --indent=tab=8\ --convert-tabs\ --indent-preprocessor\ --min-conditional-indent=3\ --max-instatement-indent=60\ --pad-oper\ --unpad-paren\ --pad-header\ --align-pointer=name\ --indent-namespaces\ --max-code-length=100
autocmd Filetype java set formatprg=astyle\ --style=java\ --indent=tab=4\ --convert-tabs\ --min-conditional-indent=3\ --max-instatement-indent=60\ --pad-oper\ --unpad-paren\ --pad-header\ --indent-namespaces\ --add-brackets


function! TabsOn()
	set list listchars=tab:\>\ ,trail:-
endfunction
function! TabsOff()
	set nolist
endfunction

" Allow using mouse in VIM. From here:
"   https://superuser.com/questions/549930/cant-resize-vim-splits-inside-tmux
function! MouseOn()
	nunmap <C-M>
	nmap <C-M> :call MouseOff()<CR>
	set mouse+=a
	set ttymouse=xterm2
endfunction
function! MouseOff()
	nunmap <C-M>
	nmap <C-M> :call MouseOn()<CR>
	set mouse-=a
	set ttymouse=
endfunction
nmap <C-M> :call MouseOn()<CR>


" More info here: http://vim.wikia.com/wiki/Highlight_unwanted_spaces
" Show tabs that are not at the start of a line:
" Show spaces used for indenting from the start of a line, unless the next
" immediate character is a *
" highlight ExtraWhitespace ctermbg=darkgreen guibg=darkgreen
" autocmd Filetype c,cpp match ExtraWhitespace /^[^/].*[^\t]\zs\t\+\|^\zs \+\ze[^\*]/

" Remove whitespace from end of lines when saving
autocmd BufWritePre * :%s/\s\+$//e

" Show commands triggered by macros/leader shortcuts
set showcmd

" Don't wrap long lines
set nowrap

" Use UTF-8 encoding
set encoding=utf-8

" Use tabs, display them with a width of four characters
set tabstop=4
set shiftwidth=4

" Text files don't use tabs
autocmd FileType text setlocal expandtab

" Allow backspacing over everything in insert mode
set bs=indent,eol,start

" Always set autoindenting on
set autoindent

" Keep lots of command line history
set history=10000

" Show the cursor position all the time
set ruler

" Show a line at the current cursor position
set cursorline

" Make search more visible
set incsearch
set showmatch
set hlsearch

" Case insensitive unless something is uppercase
set ignorecase
set smartcase

" ZSH style autocompletion via tab
set wildmenu
set wildmode=full

" Vertical split windows open on the right instead of the left
set splitright

" If input is from stdin, assume it hasn't been modified (and thus will not require saving or ! to escape)
autocmd StdinReadPost * set nomodified

" Fix weird NERDTree characters
let g:NERDTreeDirArrows=0

" Open Ctrl-P with ,p
let g:ctrlp_map = '<leader>p'
let g:ctrlp_cmd = 'CtrlP'

" Ctrl-P ignore list
let g:ctrlp_custom_ignore = { 'dir': '\v[\/]\.(git|hg|svn)$', 'file': '\v\.(class)$' }

" Open nerdtree with ,ne
let mapleader = ","
nmap <leader>ne :NERDTree<cr>

" Open taglist with ,tl
nmap <leader>tl :TlistToggle<cr>

" Load cctree taglist with ,cc
nmap <leader>cc :call Loadcctree()<cr>

" Edit this vimrc file with ,vi
nmap <leader>vi :tabedit $MYVIMRC<CR>

" YouCompleteMe shortcuts
nmap <leader>ji :YcmCompleter OrganizeImports<CR>
nmap <leader>fi :YcmCompleter FixIt<CR>

" GitGutter sign column minimalist customization
let g:gitgutter_sign_added = '+'
let g:gitgutter_sign_modified = '>'
let g:gitgutter_sign_removed = '-'
let g:gitgutter_sign_removed_first_line = '^'
let g:gitgutter_sign_modified_removed = '<'
highlight GitGutterAdd    guifg=#009900 ctermfg=2
highlight GitGutterChange guifg=#bbbb00 ctermfg=3
highlight GitGutterDelete guifg=#ff2222 ctermfg=1
highlight! link SignColumn LineNr
" Update stuff(?) a lot more often for improved responsiveness
" This improves the sign column responsiveness, not sure what else it changes
set updatetime=250

" Hunk-add and hunk-revert for chunk staging
nmap <Leader>ga <Plug>(GitGutterStageHunk)
nmap <Leader>gu <Plug>(GitGutterUndoHunk)
" Jump between hunks
nmap <Leader>gn <Plug>(GitGutterNextHunk)
nmap <Leader>gp <Plug>(GitGutterPrevHunk)

" Quickfix mappings:
nmap <leader>co :copen<CR>
nmap <leader>cq :cclose<CR>
nmap <leader>cn :cn<CR>
nmap <leader>cp :cp<CR>

" Next buffer shortcut
nmap <leader>nn :bnext<CR>

" Disable highlighting:
nmap <leader>hl :nohls<CR>

" Set YouCompleteMe semantic completer to trigger on 'Control + k'
let g:ycm_key_invoke_completion = '<c-k>'
let g:ycm_always_populate_location_list = 1
let g:ycm_autoclose_preview_window_after_insertion = 1
let g:ycm_global_ycm_extra_conf = '/etc/global_ycm_extra_conf.py'

" Taglist plugin opens on the right, rather than the left
let Tlist_Use_Right_Window = 1

" Switch syntax highlighting on, when the terminal has colors
" Also switch on highlighting the last used search pattern.
if &t_Co > 2 || has("gui_running")
  syntax on
endif

" Disable color_coded in diff mode
if &diff
  let g:color_coded_enabled = 0
endif

" Control + S saves current file
nmap <c-s> :w<CR>
imap <c-s> <Esc>:w<CR>a

" Disable Q starting Ex mode
nnoremap Q <nop>

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

" Rebuild PlantUML with ,ml
" let g:plantuml_executable_script='java -jar /path/to/plantuml.jar -tsvg'
" nmap <leader>ml :w<CR> :silent make<CR>

" Use markdown syntax highlighting for wiki
let wiki_1 = {}
let wiki_1.syntax = 'markdown'
let g:vimwiki_list = [wiki_1]

let g:pad#dir = '~/vimwiki'
let g:vimwiki_conceallevel = 0

" Adjust highlighting to better utilize color_coded
exe 'hi Function ctermfg=white'
exe 'hi Type ctermfg=lightgreen'
exe 'hi Number ctermfg=red'
exe 'hi Macro ctermfg=blue'
exe 'hi PreProc ctermfg=brown'
exe 'hi Comment ctermfg=cyan'
exe 'hi TODO ctermfg=black ctermbg=red'
exe 'hi Member ctermfg=gray'
exe 'hi Variable ctermfg=gray'
exe 'hi Namespace ctermfg=gray'
exe 'hi EnumConstant ctermfg=blue'

let g:ale_linters={ 'python': ['pylint'], }

let g:vimrc_sourced = 1
source ~/.vimrc