"
" Vim customization and package management
"

" This uses Vundle for package management, so Vundle is installed on the first
" run.
"
" Run the following to install plugins:
"
" * Launch vim and run :PluginInstall
" * To install from command line: vim +PluginInstall +qall

" Vundle Installation {{{
  " Bootstrap Vundle if it's not installed
  if empty(system("grep lazy_load ~/.vim/bundle/Vundle.vim/autoload/vundle.vim"))
      silent !mkdir -p ~/.vim/bundle
      silent !rm -rf ~/.vim/bundle/Vundle.vim
      silent !git clone https://github.com/VundleVim/Vundle.vim.git ~/.vim/bundle/Vundle.vim
  endif 
" }}}

" Base settings {{{

  set nocompatible              " be iMproved, required
  filetype off                  " required
  syntax on
  set mouse=a
  set mousehide
  scriptencoding utf-8

  let g:airline_powerline_fonts=1
  let mapleader=","
  let g:indent_guides_enable_on_vim_startup=1

" }}}

" Vundle setup - Preamble {{{

  set runtimepath+=~/.vim/bundle/Vundle.vim
  call vundle#begin()

  Plugin 'VundleVim/Vundle.vim'

" }}}

" Vundle setup - Packages {{{

  Plugin 'scrooloose/nerdtree'
  Plugin 'tpope/vim-fugitive'
  Plugin 'mhinz/vim-signify'
  Plugin 'tmhedberg/matchit'
  Plugin 'spf13/vim-colors'
  Plugin 'tpope/vim-surround'
  Plugin 'tpope/vim-repeat'
  Plugin 'jiangmiao/auto-pairs'
  Plugin 'terryma/vim-multiple-cursors'
  Plugin 'vim-airline/vim-airline'
  Plugin 'vim-airline/vim-airline-themes'
  Plugin 'roxma/vim-hug-neovim-rpc'
  Plugin 'roxma/nvim-yarp'
  Plugin 'Shougo/denite.nvim'
  Plugin 'pR0Ps/molokai-dark'
  Plugin 'nathanaelkane/vim-indent-guides'
  Plugin 'luochen1990/rainbow'
  Plugin 'vhda/verilog_systemverilog.vim'

" }}}

" Vundle - Closing {{{

  call vundle#end()            " required
  filetype plugin indent on    " required

" }}}

" Customization {{{

" Base customization {{{

  if has("gui_running")
    if has("mac")
      set guifont=Iosevka:h13
    elseif has("win32")
      set guifont=Iosevka\ Term\ Regular\ 13
    else
      set guifont=Iosevka\ Term\ Regular\ 10.5
    end

    set columns=120 lines=54

    " Hide/Show menu and tool bar 
    function! ToggleGUICruft()
      if &guioptions=='iaA'
        exec('set guioptions=imTrLaA')
      else
        exec('set guioptions=iaA')
      endif
    endfunction

    map <F11> <Esc>:call ToggleGUICruft()<cr>

    " GUI default:
    " - 'i' : Hide gui menus
    " - 'aA' : Modal and modeless autoselect copy to yank buffer
    set guioptions=iaA

  else
    set background=dark
  endif

  " check to make sure vim has been compiled with colorcolumn support
  " before enabling it
  if exists("+colorcolumn")
    set colorcolumn=120
  endif

  colorscheme molokai-dark
  set norelativenumber
  set number

  set visualbell t_vb=
  set cindent
  set noautoindent
  set tabstop=4
  set softtabstop=4
  set shiftwidth=4
  set cmdheight=2
  set scrolloff=5
  set expandtab
  set showmatch
  set cursorline
  set mat=2
  set showmode
  set hlsearch
  set incsearch
  set ignorecase
  set wildmenu
  set wildmode=list:longest,full  " Command <Tab> completion, list matches, then longest common part, then all.
  set backspace=indent,eol,start
  set history=1024
  set ruler
  set hid
  set viminfo='20,\"50
  set smartcase
  set magic
  set showmode
  set autochdir

  set list
  set listchars=tab:›\ ,trail:•,extends:#,nbsp:. " Highlight problematic whitespace

  " Directories {{{

    set backup                        " backups are nice ...
    set backupdir=$HOME/.vimbackup//  " but not when they clog .
    set directory=$HOME/.vimswap//    " Same for swap files
    set viewdir=$HOME/.vimviews//     " same for view files

    " Creating directories if they don't exist
    silent execute '!mkdir -p $HOME/.vimbackup'
    silent execute '!mkdir -p $HOME/.vimswap'
    silent execute '!mkdir -p $HOME/.vimviews'
    au BufWinLeave \* silent! mkview  "make vim save view (state) (fds, cursor, etc)
    au BufWinEnter \* silent! loadview "make vim load view (state) (fds, cursor, etc)

    " }}}
" }}}

" Module customization {{{

  if isdirectory(expand("~/.vim/bundle/nerdtree"))
    map <C-e> <plug>NERDTreeTabsToggle<CR>
    map <leader>e :NERDTreeFind<CR>
    nmap <leader>nt :NERDTreeFind<CR>

    let g:NERDTreeShowBookmarks=1
    let g:NERDTreeIgnore=['\.py[cd]$', '\~$', '\.swo$', '\.swp$', '^\.git$', '^\.hg$', '^\.svn$', '\.bzr$']
    let g:NERDTreeChDirMode=1
    let g:NERDTreeQuitOnOpen=1
    let g:NERDTreeMouseMode=2
    let g:NERDTreeShowHidden=1
    let g:NERDTreeKeepTreeInNewTab=1
    let g:nerdtree_tabs_open_on_gui_startup=0
  endif

  let g:airline#extensions#tabline#enabled = 1
  let g:airline_theme='molokai'

  let g:rainbow_active = 1 "0 if you want to enable it later via :RainbowToggle

" }}}

" Key bindings {{{
  map      <C-e>      :NERDTreeToggle<CR>

  nnoremap <F5>       :e<CR> G

  nnoremap <F6>       <C-W>w
  nnoremap <S-F6>     <C-W>W
  nnoremap <C-F11>    :confirm bd<CR>

  nnoremap <F7>       <C-w>o
  nnoremap <S-F8>     <C-w>s
  nnoremap <F8>       <C-w>v

  nnoremap <F9>       :Denite buffer<CR>
  nnoremap <leader>b  :Denite buffer<CR>

  nnoremap <S-F10>    :set wrap!<CR>
  nnoremap <S-F1>     :set spell!<CR>

  nnoremap <C-N>      :next<CR>
  nnoremap <C-P>      :prev<CR>

  vnoremap <C-r>      "hy/<C-r>h<cr>

  nnoremap <C-Z>      :bnext <CR>

  " Visual mode: Keep selection after indent
  vnoremap < <gv
  vnoremap > >gv

  if has("nvim")
    nnoremap <C-Space>  za
  elseif has("gui_running")
    nnoremap <C-Space>  za
  else
    nnoremap <Nul>  za
  end

  " Reflow text
  nnoremap Q gqap
  " reflow visually highlighted lines with Q:
  vnoremap Q gq

  " Remove trailing spaces
  nnoremap <C-S-F3>   :%s/\s\+$//g<CR>:noh<CR>
" }}}

" Highlights {{{
"
  " Highlight coloring I prefer
  highlight Search guibg=yellow guifg=black
  highlight Cursor guifg=white guibg=red
  highlight iCursor guifg=white guibg=red

" }}}
"
" File associations {{{

  au! BufRead,BufNewFile * RainbowToggleOn

" }}}
"
" }}}

" vim: foldenable foldmethod=marker