"
" Install plugins
"
set nocompatible         " be iMproved, required
filetype off             " required


" set the runtime path to include Vundle and initialize
set rtp+=~/.vim/bundle/Vundle.vim
call vundle#begin()
" let Vundle manage Vundle, required
Plugin 'VundleVim/Vundle.vim'
Plugin 'Raimondi/delimitMate'              " Autoclose quotes, parenthesis, brackets, etc.
Plugin 'airblade/vim-gitgutter'            " Git-indicators on the left
Plugin 'dhruvasagar/vim-table-mode'        " Nice ascii tables
Plugin 'itchyny/lightline.vim'             " Status-line
Plugin 'junegunn/vim-easy-align'           " Align at any chars
Plugin 'ntpeters/vim-better-whitespace'    " Complain on evil eol whitespace
Plugin 'preservim/nerdtree'                " Nerdtree...
Plugin 'tpope/vim-fugitive'                " git integration
call vundle#end()

filetype plugin indent on
syntax on
syntax sync minlines=256

"
" Settings
"
set autoindent
set autoread                    " Automatically reread changed files without asking me anything
set autowrite                   " Automatically save before :next, :make etc.
set backspace=indent,eol,start  " Makes backspace key more powerful.
set complete=.,w,b,u,t
set completeopt=longest,menuone
set display+=lastline
set encoding=utf-8              " Set default encoding to UTF-8
set fileformats=unix,dos,mac    " Prefer Unix over Windows over OS 9 formats
set hidden
set history=500
set hlsearch
set ignorecase
set incsearch
set laststatus=2
set lazyredraw
set nobackup                    " Don't create annoying backup files
set nocursorcolumn
set nocursorline
set noerrorbells                " No beeps
set noshowmode                  " We show the mode with airlien or lightline
set noswapfile                  " Don't use swapfile
set nowritebackup
set nrformats-=octal
set number                      " Show line numbers
set re=1
set ruler                       " Show the cursor position all the time
set scrolloff=7
set showcmd                     " Show me what I'm typing
set showmatch                   " Show matching brackets by flickering
set sidescrolloff=7
set smartcase
set splitbelow                  " Split horizontal windows below to the current windows
set splitright                  " Split vertical windows right to the current windows
set synmaxcol=300
set tabpagemax=50
set ttyfast

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

" Time out on key codes but not mappings.
set notimeout
set ttimeout
set ttimeoutlen=10

if has('gui_running')
  "set transparency=3
  set regexpengine=1        " fix js regex syntax
endif

" Better colorhandling
if has('termguicolors')
  set termguicolors
endif

let mapleader = ","

" 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 %

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

" Different Cursorshapes for the modes
"let &t_SI = "\<Esc>[6 q"
"let &t_SR = "\<Esc>[4 q"
"let &t_EI = "\<Esc>[2 q"

" ==================== Remap Keys ====================
" Remaps % to tab so navigate to matching brackets
nnoremap <tab> %
vnoremap <tab> %

" Visual mode pressing * or # searches for the current selection
vnoremap <silent> * :call VisualSelection('f')<CR>
vnoremap <silent> # :call VisualSelection('b')<CR>

" Center, kill hl
nnoremap n nzzzv
nnoremap N Nzzzv
nnoremap <leader><space> :nohlsearch<CR>
nnoremap <space> zz

" 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>

" Toggle line numbers and rulers
nmap <leader>ll :set number!<cr>
nmap <leader>lr :set relativenumber!<cr>
nmap <leader>cc :set cursorcolumn!<cr>
nmap <leader>cl :set cursorline!<cr>

" Better split switching with alt
map <M-j> <C-W>j
map <M-k> <C-W>k
map <M-h> <C-W>h
map <M-l> <C-W>l
map <M-down> <C-W>j
map <M-up> <C-W>k
map <M-left> <C-W>h
map <M-right> <C-W>l

" Move up and down on split lines
map <Up> gk
map <Down> gj
map k gk
map j gj

" Spell checking
nnoremap <F6> :setlocal spell! spell?<CR>
map <leader>ss :setlocal spell!<cr>
map <leader>sn ]s
map <leader>sp [s
map <leader>sa zg
map <leader>s? z=

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

" Do not show stupid q: window
map q: :q

" Paste Mode
set pastetoggle=<F2>
nmap p :pu<CR>

" ==================== File Type settings ====================
set tabstop=4
set softtabstop=4
set shiftwidth=4
set noexpandtab
set shiftround
set smarttab

au BufNewFile,BufRead *.vim        setlocal noet ts=4 sw=4 sts=4
au BufNewFile,BufRead *.ino        setlocal noet ts=4 sw=4 sts=4
au BufNewFile,BufRead *.txt        setlocal noet ts=4 sw=4 sts=4
au BufNewFile,BufRead *.md         setlocal noet ts=4 sw=4 sts=4
au BufNewFile,BufRead *.json       setlocal   et ts=2 sw=2 sts=2
au BufNewFile,BufRead *.go         setlocal noet ts=4 sw=4 sts=4
au BufNewFile,BufRead *.lua        setlocal noet ts=4 sw=4 sts=4
au BufNewFile,BufRead *.py         setlocal   et ts=4 sw=4 sts=4
au BufNewFile,BufRead *.yml,*.yaml setlocal   et ts=2 sw=2 sts=2
au BufNewFile,BufRead *.htm,*.html setlocal noet ts=4 sw=4 sts=4

au FileType dockerfile             setlocal   et ts=2 sw=2 sts=2
au FileType nginx                  setlocal noet ts=4 sw=4 sts=4
au FileType fstab,systemd          set      noet
au FileType gitconfig,sh,toml      set      noet

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

" ==================== PLUGIN: Lightline ====================
"
let g:lightline = {
      \ 'active': {
      \   'left': [ [ 'mode', 'paste'],
      \             [ 'fugitive', 'filename', 'modified', 'ctrlpmark' ],
      \           ],
      \   'right': [ [ 'lineinfo' ],
      \              [ 'percent' ],
      \              [ 'fileformat', 'fileencoding', 'filetype' ] ]
      \ },
      \ 'inactive': {
      \ },
      \ 'component_function': {
      \   'lineinfo': 'LightLineInfo',
      \   'percent': 'LightLinePercent',
      \   'modified': 'LightLineModified',
      \   'filename': 'LightLineFilename',
      \   'fileformat': 'LightLineFileformat',
      \   'filetype': 'LightLineFiletype',
      \   'fileencoding': 'LightLineFileencoding',
      \   'mode': 'LightLineMode',
      \   'fugitive': 'LightLineFugitive',
      \   'ctrlpmark': 'CtrlPMark',
      \ },
      \ }

function! LightLineModified()
  if &filetype == "help"
    return ""
  elseif &modified
    return "+"
  elseif &modifiable
    return ""
  else
    return ""
  endif
endfunction

function! LightLineFileformat()
  return winwidth(0) > 70 ? &fileformat : ''
endfunction

function! LightLineFiletype()
  return winwidth(0) > 70 ? (strlen(&filetype) ? &filetype : 'no ft') : ''
endfunction

function! LightLineFileencoding()
  return winwidth(0) > 70 ? (strlen(&fenc) ? &fenc : &enc) : ''
endfunction

function! LightLineInfo()
  return winwidth(0) > 60 ? printf("%3d:%-2d", line('.'), col('.')) : ''
endfunction

function! LightLinePercent()
  return &ft =~? 'vimfiler' ? '' : (100 * line('.') / line('$')) . '%'
endfunction

function! LightLineFugitive()
  return exists('*fugitive#head') ? fugitive#head() : ''
endfunction

function! LightLineMode()
  let fname = expand('%:t')
  return fname == 'ControlP' ? 'CtrlP' :
        \ &ft == 'vimfiler' ? 'VimFiler' :
        \ winwidth(0) > 60 ? lightline#mode() : ''
endfunction

function! LightLineFilename()
  let fname = expand('%:t')
  if mode() == 't'
    return ''
  endif

  return fname == 'ControlP' ? g:lightline.ctrlp_item :
        \ &ft == 'vimfiler' ? vimfiler#get_status_string() :
        \ ('' != LightLineReadonly() ? LightLineReadonly() . ' ' : '') .
        \ ('' != fname ? fname : '[No Name]')
endfunction

function! LightLineReadonly()
  return &ft !~? 'help' && &readonly ? 'RO' : ''
endfunction

function! CtrlPMark()
  if expand('%:t') =~ 'ControlP'
    call lightline#link('iR'[g:lightline.ctrlp_regex])
    return lightline#concatenate([g:lightline.ctrlp_prev, g:lightline.ctrlp_item
          \ , g:lightline.ctrlp_next], 0)
  else
    return ''
  endif
endfunction

let g:ctrlp_status_func = {
      \ 'main': 'CtrlPStatusFunc_1',
      \ 'prog': 'CtrlPStatusFunc_2',
      \ }

" ==================== PLUGIN: NerdTree ====================
" For toggling
nmap <C-n> :NERDTreeToggle<CR>
nmap <F7> :NERDTreeToggle<CR>
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

" ==================== Base64 de- and encoding ====================
vnoremap <leader>b64d y:let @"=system('base64 -w 0 --decode', @")<cr>gvP
vnoremap <leader>b64e y:let @"=system('base64 -w 0', @")<cr>gvP

" vim:ts=2:sw=2:et