.vimrc

set nocompatible
set termencoding=utf8
"set clipboard=unnamedplus

" Spaces and tabs
syntax enable
set tabstop=4
set softtabstop=4
set shiftwidth=4
set expandtab
set autoindent
set smartindent 
set nowrap
set list listchars=tab:→\ ,trail:·
set textwidth=79
set statusline=%<%f%h%m%r\ %b\ %{&encoding}\ 0x\ \ %l,%c%V\ %P
set laststatus=2

" UI config
set number
set showcmd
set cursorline
filetype indent on
set wildmenu
set lazyredraw
set showmatch
set noerrorbells visualbell t_vb=
autocmd GUIEnter * set visualbell t_vb=
set mouse=a
set mousemodel=popup

" Searching
set incsearch
set hlsearch
nnoremap <leader><space> :nohlsearch<CR>
" Search down into subfolders
" Provides tab-completion for all file-related tasks
set path+=**
" Display all matching files when we tab complete
set wildmenu
" Search down into subfolders
" Provides tab-completion for all file-related tasks
set path+=**
" Display all matching files when we tab complete
set wildmenu

" Folding
set foldenable
set foldlevelstart=10
set foldnestmax=10
set foldmethod=indent

" Movement
nnoremap gV `[v`]

" Edit vimrc/bashrc and load vimrc bindings
nnoremap <leader>ev :vsp $MYVIMRC<CR>
nnoremap <leader>eb :vsp ~/.bashrc<CR>
nnoremap <leader>sv :source $MYVIMRC<CR>

" Save session
nnoremap <leader>s :mksession<CR>

" Autogroups
augroup configgroup
    autocmd!
    autocmd VimEnter * highlight clear SignColumn
    autocmd BufWritePre *.php,*.c,*.cpp,*.h,*.py,*.js,*.txt,*.hs,*.java,*.md :call <SID>StripTrailingWhitespaces()
    autocmd FileType python setlocal commentstring=#\ %s
    autocmd BufEnter *.zsh-theme setlocal filetype=zsh
    autocmd BufEnter Makefile setlocal noexpandtab
    autocmd BufEnter Makefile set tabstop=8
    autocmd BufEnter Makefile set softtabstop=8
    autocmd BufEnter Makefile set shiftwidth=8
    autocmd BufEnter *.sh setlocal tabstop=2
    autocmd BufEnter *.sh setlocal shiftwidth=2
    autocmd BufEnter *.sh setlocal softtabstop=2
augroup END

" Tweaks for browsing
let g:netrw_banner=0        " disable annoying 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     " tree view
let g:netrw_hide=0          " show all files
let g:netrw_winsize=25      " 25% split width
let g:netrw_list_hide=netrw_gitignore#Hide()
let g:netrw_list_hide.=',\(^\|\s\s\)\zs\.\S\+'

" toggle between number and relativenumber
function! ToggleNumber()
    if(&relativenumber == 1)
        set norelativenumber
        set number
    else
        set relativenumber
    endif
endfunc

" strips trailing whitespace at the end of files. this
" is called on buffer write in the autogroup above.
function! <SID>StripTrailingWhitespaces()
    " save last search & cursor position
    let _s=@/
    let l = line(".")
    let c = col(".")
    %s/\s\+$//e
    let @/=_s
    call cursor(l, c)
endfunction

if filereadable(".vim_config")
    source .vim_config
endif

" Plugins
filetype off                  " required

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

Plugin 'VundleVim/Vundle.vim'
Plugin 'SirVer/ultisnips'
Plugin 'honza/vim-snippets'
Plugin 'majutsushi/tagbar'
Plugin 'w0rp/ale'
Plugin 'tpope/vim-surround'
Plugin 'rust-lang/rust.vim'

" color schemes
Plugin 'morhetz/gruvbox'
Plugin 'arcticicestudio/nord-vim'
Plugin 'ayu-theme/ayu-vim'

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

if filereadable(expand("$HOME/.vim/bundle/gruvbox/colors/gruvbox.vim"))
    " set termguicolors
    set background=dark
    " let ayucolor="dark"
    colorscheme gruvbox
endif

let g:UltiSnipsExpandTrigger="<tab>"
let g:UltiSnipsJumpForwardTrigger="<c-b>"
let g:UltiSnipsJumpBackwardTrigger="<c-z>"

let g:ale_python_flake8_executable = 'python3'   " or 'python' for Python 2
let g:ale_python_flake8_options = '-m flake8'
let g:ale_python_pylint_executable = 'python3'   " or 'python' for Python 2
let g:ale_python_pylint_use_global = 0

nmap <F4> :TagbarToggle<CR>
nmap <F3> :Vexplore<CR>
set tags=tags;/
command! MakeTags !ctags -R .
" cnoremap @ <c-r>=expand("%:h")<cr>/