" set vim mode
set nocompatible

source ~/.vim/plugins.vim

filetype plugin indent on

if has("vms")
  set nobackup
else
  " set backup
  if has('persistent_undo')
    set undofile
  endif
endif

"if !has('nvim')
"  " encrypt files using blowfish
"  set cryptmethod=blowfish2

"  " Get the defaults that most users want.
"endif
source $VIMRUNTIME/defaults.vim

syntax on
colorscheme onedark
" underline spelling
hi clear SpellBad
hi SpellBad cterm=undercurl

" files and backups
set directory=$HOME/.vim/swapfiles//
" set backupdir=$HOME/.vim/backupdir//
set undodir=$HOME/.vim/undofiles//

" yank into system clipboard
set clipboard=unnamedplus

" Only do this part when compiled with support for autocommands.
if has("autocmd")
  " Put these in an autocmd group, so that we can delete them easily.
  augroup vimrcEx
  au!

  autocmd FileType text setlocal foldtext<

  augroup END

  " remember cursor position
  autocmd BufReadPost *
	\ if line("'\"") > 1 && line("'\"") <= line("$") |
  	\	exe "normal! g`\"" |
  	\ endif

endif " has("autocmd")

" Add optional packages.
"
" The matchit plugin makes the % command work better, but it is not backwards
" compatible.
"if has('syntax') && has('eval') && !has('nvim')
packadd matchit
"endif

" always set autoindenting on
set autoindent
" smart indent; stop indent when closing brackets etc
set smartindent

" searching
" highlight search result
set hlsearch
" ignore case
set ignorecase
" case-sensitive if expression contains capital letters
set smartcase
" incremental search
set incsearch
"set nolazyredraw

" delete whitespace, line break and char using <BS>
set backspace=indent,eol,start
" always show curser position
set ruler
" keep 1000 lines of history
set history=1000
set textwidth=120
set colorcolumn=+1
" display absolute number of current line
set number
" display relative line numbers
set relativenumber
" highlight current line
set cursorline
" encoding
set fileencoding=utf-8
" break at last word instead of last char
set linebreak

" autoload file changes
set autoread

" tab control
" insert spaces
set expandtab
set smarttab
set tabstop=4
set softtabstop=4
set shiftwidth=4
set shiftround
"set completeopt+=longest

" invisible characters
set list
set listchars=tab:→\ ,eol:¬,trail:⋅,extends:❯,precedes:❮
set showbreak=↪

" code folding settings
" fold based on syntax
set foldmethod=indent
" don't fold by default
set nofoldenable
set foldlevel=1

" smoother redrawing
set ttyfast
" diff with vertical split
set diffopt+=vertical
" show the status line all the time
set laststatus=2
" keep 5 lines on the screen when scrolling
set scrolloff=5
" enhanced command line completion
set wildmenu
" Search down into subfolders
" Provides tab-completion for all file-related tasks
set path+=**
"set hidden					" current buffer can be put into background
" show incomplete commands
set showcmd
"set noshowmode				" don't show which mode disabled for PowerLine
" complete files like a shell
set wildmode=list:longest
set shell=$SHELL
" command bar height
set cmdheight=1
" set terminal title
set title

" show matching braces
set showmatch
" how many tenths of a second to blink
set mat=2
" set spell langs
set spelllang=de,en

"" user commands

"" create tags file
"" ^]	jump to tag under cursor
"" g^]	for ambiguous tags
"" ^t	jump back in the tag stack
"command! MakeTags !ctags -R .

" error bells
set noerrorbells
set novisualbell
set timeoutlen=500

if !has('nvim')
  " turn on manpages (:Man)
  runtime ftplugin/man.vim
endif

" make comments and HTML attributes italic
highlight Comment cterm=italic
highlight htmlArg cterm=italic

" set a map leader for more key combos
let mapleader = ','

" clear highlighted search
noremap <space> :nohlsearch<cr>

" enable . command in visual mode
vnoremap . :normal .<cr>

" move between windows using CTRL+hjll
map <silent> <C-h> :call functions#WinMove('h')<cr>
map <silent> <C-j> :call functions#WinMove('j')<cr>
map <silent> <C-k> :call functions#WinMove('k')<cr>
map <silent> <C-l> :call functions#WinMove('l')<cr>

" count wraped lines as one line when doing relative jumps
noremap <silent> <expr> j (v:count == 0 ? 'gj' : 'j')
noremap <silent> <expr> k (v:count == 0 ? 'gk' : 'k')

" scroll the viewport faster
nnoremap <C-e> 3<C-e>
nnoremap <C-y> 3<C-y>

"" moving up and down work as you would expect
"nnoremap j gj
"nnoremap k gk
"nnoremap ^ g^
"nnoremap $ g$

"" cool resizing
"nnoremap <Left> :vertical resize +2<CR>
"nnoremap <Right> :vertical resize -2<CR>
"nnoremap <Up> :resize -2<CR>
"nnoremap <Down> :resize +2<CR><Paste>

"" search for word under the cursor
nnoremap <leader>/ "fyiw :/<c-r>f<cr>

" highlight conflicts
match ErrorMsg '^\(<\|=\|>\)\{7\}\([^=].\+\)\?$'

" make the highlighting of tabs and other non-text less annoying
highlight SpecialKey ctermbg=none ctermfg=8
highlight NonText ctermbg=none ctermfg=8

"" Section AutoGroups {{{
"" file type specific settings
augroup configgroup
    autocmd!

"    " automatically resize panes on resize
"    autocmd VimResized * exe 'normal! \<c-w>='
    autocmd BufWritePost .vimrc,.vimrc.local,init.vim source %
    autocmd BufWritePost .vimrc.local source %
    " save all files on focus lost, ignoring warnings about untitled buffers
    autocmd FocusLost * silent! wa

    " make quickfix windows take all the lower section of the screen
    " when there are multiple windows open
    autocmd FileType qf wincmd J

"    autocmd BufNewFile,BufReadPost *.md set filetype=markdown
"    let g:markdown_fenced_languages = ['css', 'javascript', 'js=javascript', 'json=javascript', 'stylus', 'html']

"    " autocmd! BufEnter * call functions#ApplyLocalSettings(expand('<afile>:p:h'))

"    autocmd BufNewFile,BufRead,BufWrite *.md syntax match Comment /\%^---\_.\{-}---$/

"    autocmd! BufWritePost * Neomake
augroup END

"" }}}

" paste without indention
function! WrapForTmux(s)
  if !exists('$TMUX')
    return a:s
  endif

  let tmux_start = "\<Esc>Ptmux;"
  let tmux_end = "\<Esc>\\"

  return tmux_start . substitute(a:s, "\<Esc>", "\<Esc>\<Esc>", 'g') . tmux_end
endfunction

"let &t_SI .= WrapForTmux("\<Esc>[?2004h")
"let &t_EI .= WrapForTmux("\<Esc>[?2004l")

function! XTermPasteBegin()
  set pastetoggle=<Esc>[201~
  set paste
  return ""
endfunction

inoremap <special> <expr> <Esc>[200~ XTermPasteBegin()

"" ctrlp
"set runtimepath^=~/.vim/bundle/ctrlp.vim
"let g:ctrlp_match_window = 'bottom,order::ttb' " order top to bottom
"let g:ctrlp_switch_buffer = 0 " open files in new buffer
"let g:ctrlp_working_path_mode = 0 " honor working path changes in vim session
"let g:ctrlp_user_command = 'ag %s -l --nocolor --hidden -g ""' " use ag to search for files (faster)

" true color
set termguicolors
" make true colors in tmux work
let &t_8f = "\<Esc>[38;2;%lu;%lu;%lum"
let &t_8b = "\<Esc>[48;2;%lu;%lu;%lum"

highlight Normal ctermbg=NONE guibg=NONE
highlight NonText ctermbg=NONE guibg=NONE

" airline options
if !exists('g:airline_symbols')
    let g:airline_symbols = {}
endif
let g:airline_powerline_fonts=1
let g:airline_left_sep = ''
let g:airline_left_alt_sep = ''
let g:airline_right_sep = ''
let g:airline_right_alt_sep = ''
let g:airline_theme='onedark'
let g:airline_symbols.branch = ''
let g:airline_symbols.readonly = ''
let g:airline_symbols.linenr = ''
let g:airline#extensions#tabline#enabled = 1 " enable airline tabline
let g:airline#extensions#tabline#tab_min_count = 2 " only show tabline if tabs are being used (more than 1 tab open)
let g:airline#extensions#tabline#show_buffers = 0 " do not show open buffers in tabline
let g:airline#extensions#tabline#show_splits = 0

let g:onedark_terminal_italics = 1 " italics for onedark

"" Toggle NERDTree
"nmap <silent> <leader>k :NERDTreeToggle<cr>
"" expand to the path of the file in the current buffer
"nmap <silent> <leader>y :NERDTreeFind<cr>
"" autocmd BufWinEnter * NERDTreeMirror

"let NERDTreeShowHidden=1
"let NERDTreeDirArrowExpandable = '▷'
"let NERDTreeDirArrowCollapsible = '▼'

" Append modeline after last line in buffer.
" Use substitute() instead of printf() to handle '%%s' modeline in LaTeX
" files.
function! AppendModeline()
  let l:modeline = printf(" vim: set filetype=%s ts=%d sw=%d tw=%d %set :",
        \ &filetype, &tabstop, &shiftwidth, &textwidth, &expandtab ? '' : 'no')
  let l:modeline = substitute(&commentstring, "%s", l:modeline, "")
  call append(line("$"), l:modeline)
endfunction
nnoremap <silent> <Leader>ml :call AppendModeline()<CR>

"" delimate config
"let delimitMate_expand_cr = 1

" set textwidth for mails
autocmd FileType mail setlocal textwidth=72

"" netrw settings
"let g:netrw_banner	= 0	" disable banner
"let g:netrw_browse_split= 4	" open in prior window
"let g:netrw_altv	= 1	" open splits to the right
"let g:netrw_liststyle	= 3	" treeview
"let g:netrw_list_hide	= netrw_gitignore#Hide()
"let g:netrw_list_hide	.= ',\(^\|\s\s\)\zs\.\S\+'

"" racer config (rust autocomplete)
"let g:racer_cmd = "/home/me/.cargo/bin/racer"
"let g:racer_experimental_completer = 1
"au FileType rust nmap gd <Plug>(rust-def)
"au FileType rust nmap gs <Plug>(rust-def-split)
"au FileType rust nmap gx <Plug>(rust-def-vertical)
"au FileType rust nmap <leader>gd <Plug>(rust-doc)

"let g:rustfmt_autosave = 1 " run rustfmt when saving a file

"" close Goyo *and* vim with :q
"function! s:goyo_enter()
"  let b:quitting = 0
"  let b:quitting_bang = 0
"  autocmd QuitPre <buffer> let b:quitting = 1
"  cabbrev <buffer> q! let b:quitting_bang = 1 <bar> q!
"endfunction

"function! s:goyo_leave()
"  " Quit Vim if this is the only remaining buffer
"  if b:quitting && len(filter(range(1, bufnr('$')), 'buflisted(v:val)')) == 1
"    if b:quitting_bang
"      qa!
"    else
"      qa
"    endif
"  endif
"endfunction

"autocmd! User GoyoEnter call <SID>goyo_enter()
"autocmd! User GoyoLeave call <SID>goyo_leave()

"" vimux mappings
"" Prompt for a command
"map <Leader>vp :VimuxPromptCommand<CR>
"" Prompt for a make command
"map <Leader>vm :VimuxPromptCommand("make ")<CR>
"" Inspect runner pane
"map <Leader>vi :VimuxInspectRunner<CR>
"" Close runner
"map <Leader>vq :VimuxCloseRunner<CR>
"" Rerun last command
"map <Leader>vv :VimuxRunLastCommand<CR>
"" Stop running command
"map <Leader>vs :VimuxInterruptRunner<CR>

"" vim-notes
"let g:notes_directories = ['~/Dokumente/Notes']

"let g:polyglot_disabled = ['latex']	" disable latex in polyglot to use vimtex

"" you complete me
"let g:ycm_rust_src_path = '~/.multirust/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/src'
"let g:ycm_python_binary_path = 'python'

"" " javacomplete2
"" autocmd FileType java setlocal omnifunc=javacomplete#Complete
"" " enable smart (trying to guess import option) inserting class imports with F4
"" nmap <F4> <Plug>(JavaComplete-Imports-AddSmart)
"" imap <F4> <Plug>(JavaComplete-Imports-AddSmart)
"" " enable smart (trying to guess import option) inserting class imports with F4
"" nmap <F5> <Plug>(JavaComplete-Imports-Add)
"" imap <F5> <Plug>(JavaComplete-Imports-Add)
"" " add all missing imports with F6
"" nmap <F6> <Plug>(JavaComplete-Imports-AddMissing)
"" imap <F6> <Plug>(JavaComplete-Imports-AddMissing)
"" " add all missing imports with F6
"" nmap <F7> <Plug>(JavaComplete-Imports-RemoveUnused)
"" imap <F7> <Plug>(JavaComplete-Imports-RemoveUnused)

"if has('nvim')
"  let g:deoplete#enable_at_startup = 1
"  let g:deoplete#sources#rust#racer_binary='/usr/bin/racer'
"  let g:deoplete#sources#rust#rust_source_path='$(rustc --print sysroot)/lib/rustlib/src/rust/src'
"endif

"let g:licenses_copyright_holders_name = 'Brandl, Valentin <mail+rust@vbrandl.net>'
"let g:licenses_authors_name = 'Brandl, Valentin <mail+rust@vbrandl.net>'


"" Vimwiki
"let g:vimwiki_list = [{'path': '~/Dokumente/notes',
"		      \ 'syntax': 'markdown',
"		      \ 'ext': '.md'}]

"" vim: set filetype=vim ts=8 sw=2 tw=120 noet :