.vimrc

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

Plug 'sheerun/vim-polyglot'

Plug 'dylanaraps/wal.vim'
Plug 'aesophor/base16-faded'
Plug 'lervag/vimtex'
Plug 'mattn/emmet-vim', { 'for': ['*html', '*css'] }
Plug 'godlygeek/tabular'
Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': './install --all' }
Plug 'junegunn/fzf.vim'
Plug 'airblade/vim-gitgutter'
Plug 'Yggdroot/indentLine'
Plug 'nerdypepper/agila.vim'
Plug 'sploit/snort-vim'
Plug 'ervandew/supertab'
Plug 'ctrlpvim/ctrlp.vim'
Plug 'stanangeloff/php.vim'
Plug 'OmniSharp/omnisharp-vim'
Plug 'rust-lang/rust.vim'
Plug 'racer-rust/vim-racer'
Plug 'plasticboy/vim-markdown'
Plug 'mzlogin/vim-markdown-toc'
Plug 'drewtempelmeyer/palenight.vim'

call plug#end()

" set UTF-8 encoding
set enc=utf-8
set fenc=utf-8
set termencoding=utf-8

" turn syntax highlighting on
set t_Co=256
syntax on
set encoding=utf-8
colorscheme base16-faded
set background=dark

" statusbar
set laststatus=2

" filetype specific indentation
autocmd FileType c setlocal shiftwidth=4 tabstop=4
autocmd FileType cpp setlocal shiftwidth=4 tabstop=4
autocmd FileType java setlocal shiftwidth=4 tabstop=4
autocmd FileType php setlocal shiftwidth=4 tabstop=4
autocmd FileType html setlocal shiftwidth=4 tabstop=4

" general
filetype plugin indent on
set number
set lazyredraw
set nocompatible
set smartindent
set tabstop=4
set softtabstop=4
set shiftwidth=4
set expandtab
set ignorecase
set gdefault
set magic
set incsearch
set hlsearch
set backspace=indent,eol,start
set nowrap
set modeline
set splitbelow
set splitright
set nostartofline
set nobackup
set noswapfile
set showmatch
set wrapscan
set mouse=a
set wildignore+=.git,.hg,.svn
set wildignore+=*.aux,*.out,*.toc
set wildignore+=*.o,*.obj,*.exe,*.dll,*.manifest,*.rbc,*.class
set wildignore+=*.ai,*.bmp,*.gif,*.ico,*.jpg,*.jpeg,*.png,*.psd,*.webp
set wildignore+=*.avi,*.divx,*.mp4,*.webm,*.mov,*.m2ts,*.mkv,*.vob,*.mpg,*.mpeg
set wildignore+=*.mp3,*.oga,*.ogg,*.wav,*.flac
set wildignore+=*.eot,*.otf,*.ttf,*.woff
set wildignore+=*.doc,*.pdf,*.cbr,*.cbz
set wildignore+=*.zip,*.tar.gz,*.tar.bz2,*.rar,*.tar.xz,*.kgb
set wildignore+=*.swp,.lock,.DS_Store,._*

" statusline
let g:currentmode={
			\ 'n'  : 'NORMAL ',
			\ 'no' : 'N·OPERATOR PENDING ',
			\ 'v'  : 'VISUAL ',
			\ 'V'  : 'V·LINE ',
			\ '' : 'V·BLOCK ',
			\ 's'  : 'SELECT ',
			\ 'S'  : 'S·LINE ',
			\ '' : 'S·BLOCK ',
			\ 'i'  : 'INSERT ',
			\ 'R'  : 'REPLACE ',
			\ 'Rv' : 'V·REPLACE ',
			\ 'c'  : 'COMMAND ',
			\ 'cv' : 'VIM EX ',
			\ 'ce' : 'EX ',
			\ 'r'  : 'PROMPT ',
			\ 'rm' : 'MORE ',
			\ 'r?' : 'CONFIRM ',
			\ '!'  : 'SHELL ',
			\ 't'  : 'TERMINAL '}

" Function: return current mode
" abort -> function will abort soon as error detected
function! ModeCurrent() abort
	let l:modecurrent = mode()
	" use get() -> fails safely, since ^V doesn't seem to register
	" 3rd arg is used when return of mode() == 0, which is case with ^V
	" thus, ^V fails -> returns 0 -> replaced with 'V Block'
	let l:modelist = toupper(get(g:currentmode, l:modecurrent, 'V·Block '))
	let l:current_status_mode = l:modelist
	return l:current_status_mode
endfunction

hi PrimaryBlock        ctermfg=00 ctermbg=03
hi SecondaryBlock      ctermfg=00 ctermbg=05
hi Blanks              ctermfg=00 ctermbg=04
highlight EndOfBuffer ctermfg=black ctermbg=black

set statusline=
set statusline+=%#PrimaryBlock#
set statusline+=\ %{ModeCurrent()}
set statusline+=%#SecondaryBlock#
set statusline+=%{StatuslineGit()}
set statusline+=%#Blanks#
set statusline+=\ %t\
set statusline+=%(%m%)
set statusline+=%=
set statusline+=%#SecondaryBlock#
set statusline+=\ Ln
set statusline+=\ %l
set statusline+=,Col
set statusline+=\ %c\
set statusline+=%#PrimaryBlock#
set statusline+=\ %Y\

function! GitBranch()
	return system("git rev-parse --abbrev-ref HEAD 2>/dev/null | tr -d '\n'")
endfunction

function! StatuslineGit()
	let l:branchname = GitBranch()
	return strlen(l:branchname) > 0?'  '.l:branchname.' ':''
endfunction

" gitgutter
let g:gitgutter_override_sign_column_highlight = 0
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 = '×'

" fzf colors
let g:fzf_colors =
\ { 'fg':      ['fg', 'Normal'],
  \ 'bg':      ['bg', 'Normal'],
  \ 'hl':      ['fg', 'Comment'],
  \ 'fg+':     ['fg', 'CursorLine', 'CursorColumn', 'Normal'],
  \ 'bg+':     ['bg', 'CursorLine', 'CursorColumn'],
  \ 'hl+':     ['fg', 'Statement'],
  \ 'info':    ['fg', 'PreProc'],
  \ 'border':  ['fg', 'Ignore'],
  \ 'prompt':  ['fg', 'Conditional'],
  \ 'pointer': ['fg', 'Exception'],
  \ 'marker':  ['fg', 'Keyword'],
  \ 'spinner': ['fg', 'Label'],
  \ 'header':  ['fg', 'Comment'] }

" indentLine
let g:indentLine_color_term = 8
let g:indentLine_char       = '¦'
let g:indentLine_faster     = 1
autocmd FileType * IndentLinesReset

" omnisharp
let g:OmniSharp_server_use_mono = 1
augroup omnisharp_commands
    autocmd!
    autocmd CursorHold *.cs call OmniSharp#TypeLookupWithoutDocumentation()
    autocmd InsertLeave *.cs call OmniSharp#HighlightBuffer()
    autocmd FileType cs nnoremap <buffer> <Leader>th :OmniSharpHighlightTypes<CR>
    autocmd FileType cs nnoremap <buffer> gd :OmniSharpGotoDefinition<CR>
    autocmd FileType cs nnoremap <buffer> <Leader>fi :OmniSharpFindImplementations<CR>
    autocmd FileType cs nnoremap <buffer> <Leader>fs :OmniSharpFindSymbol<CR>
    autocmd FileType cs nnoremap <buffer> <Leader>fu :OmniSharpFindUsages<CR>
    autocmd FileType cs nnoremap <buffer> <Leader>fm :OmniSharpFindMembers<CR>
    autocmd FileType cs nnoremap <buffer> <Leader>fx :OmniSharpFixUsings<CR>
    autocmd FileType cs nnoremap <buffer> <Leader>tt :OmniSharpTypeLookup<CR>
    autocmd FileType cs nnoremap <buffer> <Leader>dc :OmniSharpDocumentation<CR>
    autocmd FileType cs nnoremap <buffer> <C-\> :OmniSharpSignatureHelp<CR>
    autocmd FileType cs inoremap <buffer> <C-\> <C-o>:OmniSharpSignatureHelp<CR>
    autocmd FileType cs nnoremap <buffer> <C-k> :OmniSharpNavigateUp<CR>
    autocmd FileType cs nnoremap <buffer> <C-j> :OmniSharpNavigateDown<CR>
augroup END

" rust
let g:racer_cmd = "/home/betmenwasdie/.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)

" markdown
let g:vim_markdown_folding_disabled = 1
let g:vim_markdown_math = 1
let g:vim_markdown_frontmatter = 1
let g:vim_markdown_toml_frontmatter = 1
let g:vim_markdown_json_frontmatter = 1
let g:vim_markdown_strikethrough = 1
let g:vim_markdown_new_list_item_indent = 2
let g:vim_markdown_autowrite = 1
augroup General
    au!
    autocmd FileType markdown,text setlocal spell
    autocmd FileType * setlocal formatoptions-=cro
    autocmd BufWritePre [:;]* throw 'Forbidden file name: ' . expand('<afile>')
	autocmd BufWritePre * :%s/\s\+$//e
    autocmd FileType xdefaults setlocal commentstring=!\ %s
    autocmd FileType scss,css setlocal commentstring=/*%s*/ shiftwidth=2 softtabstop=2
augroup END