" indent, load plugin and detect filetype depending on filetype
filetype indent plugin on
set autoindent

" fix different locale settings when ssh'ing
set encoding=utf-8

" replace vertical split pipe character with space
set fillchars="vert:\ |,fold:\ "

set splitright
set splitbelow

" colorscheme
if exists('+termguicolors')
	" enable termguicolors correctly for terminals other than
	" xterm-256color see https://github.com/vim/vim/issues/993
	" also see :h xterm-true-color
	let &t_8f = "\<Esc>[38;2;%lu;%lu;%lum"
	let &t_8b = "\<Esc>[48;2;%lu;%lu;%lum"
	set termguicolors

	set background=dark
	colorscheme space_vim_theme
endif

" syntax on
syntax on

" switch buffers without writing to file
set hidden

" file specific formatting
autocmd Filetype python,bash,sh,java,php,json setlocal tabstop=4 softtabstop=4 shiftwidth=4 expandtab autoindent fileformat=unix
autocmd Filetype css,scss,html,htmldjango,javascript,yaml setlocal tabstop=2 softtabstop=2 shiftwidth=2 expandtab autoindent

" fold indents
set foldmethod=indent

" search down into subfolders
" provides tab-completion for all file-related tasks
set path+=**

" display all matching files when we tab complete
set wildmenu

" use normal backspace behavior
set backspace=2

" allow arrow keys to be used
set nocompatible

" Color trailing spaces with red color
highlight ExtraWhitespace ctermbg=green guibg=green
match ExtraWhitespace /\s\+$/
autocmd BufWinEnter * match ExtraWhitespace /\s\+$/
autocmd InsertEnter * match ExtraWhitespace /\s\+\%#\@<!$/
autocmd InsertLeave * match ExtraWhitespace /\s\+$/
autocmd BufWinLeave * call clearmatches()

" line numbers
set number

" changes to current directory when creating new files
set autochdir

" higlhight search
set hls

" search as characters are entered
set incsearch

" line for linewrapping
set colorcolumn=80

" remove temporary swap file
set nobackup
set noswapfile

" wrap text instead of being on one line
set lbr

" default Colors for CursorLine
set cursorline
highlight CursorLine cterm=NONE

" activate statusbar
set laststatus=2
set statusline=\ %F\ %m%r%w\ %=\ %{hostname()}\ \ \ %{strlen(&ft)?&ft:'none'}\ %{(&bomb?\",BOM\":\"\")}\ %{&ff}\ \ %l/%L\ \ %c\ %P

" netrw settings
let g:netrw_banner = 0
let g:netrw_winsize = -30
let g:netrw_browse_split = 4
let g:netrw_liststyle = 3

" tab autocompletion
function! Tab_Or_Complete()
  if col('.')>1 && strpart( getline('.'), col('.')-2, 3 ) =~ '^\w'
    return "\<C-N>"
  else
    return "\<Tab>"
  endif
endfunction

" persistent undo history
if !isdirectory("/tmp/vim-undo")
    call mkdir("/tmp/vim-undo", "", 0700)
endif
set undodir=/tmp/vim-undo
set undofile

" ------------ Keybindings ----------------
" paste mode toggle
set pastetoggle=<F4>

" reload file
map <F5> :e <CR>

" open netrw browser
map <silent> <C-E> :Lexplore <CR>

" tab for completion
inoremap <Tab> <C-R>=Tab_Or_Complete()<CR>