.vimrc

" !! FIX !!
" comment line in /etc/vimrc - runtime! archlinux.vim
" https://www.reddit.com/r/vim/comments/2ib9au/why_does_exiting_vim_make_the_next_prompt_appear/?st=je70fe98&sh=8b9787d4
" vim -u NONE - do not add extra space -- vim -u ~/.vimrc

"""

" https://realpython.com/blog/python/vim-and-python-a-match-made-in-heaven/
" https://github.com/grigio/vim-sublime/blob/master/vimrc
" https://github.com/amix/vimrc/blob/master/vimrcs/basic.vim
" https://github.com/nicknisi/dotfiles/blob/master/config/nvim/init.vim
" http://stackoverflow.com/questions/5400806/what-are-the-most-used-vim-commands-keypresses/5400978#5400978


" Section General {{{

" Auto reload .vimrc
"autocmd bufwritepost .vimrc source %

set nocompatible              " not compatible with vi
filetype off                  " required

" set the runtime path to include Vundle and initialize
set rtp+=~/.vim/bundle/Vundle.vim
call vundle#begin('~/.vim/bundle')

" alternatively, pass a path where Vundle should install plugins
"call vundle#begin('~/some/path/here')

" let Vundle manage Vundle, required
Plugin 'gmarik/Vundle.vim'

" Add all your plugins here (note older versions of Vundle used Bundle instead of Plugin)
source ~/.vim/config/plugins.vim

" All of your Plugins must be added before the following line
call vundle#end()            " required
filetype plugin indent on    " required

" Abbreviations
abbr funciton function
abbr teh the
abbr tempalte template
abbr fitler filter

" Sets how many lines of history VIM has to remember
set history=500

" Set to auto read when a file is changed from the outside
set autoread

set history=1000 " change history to 1000
set textwidth=120

set backupdir=~/.vim-tmp,~/.tmp,~/tmp,/var/tmp,/tmp
set directory=~/.vim-tmp,~/.tmp,~/tmp,/var/tmp,/tmp

" remove 1 second delay
set timeoutlen=1000 ttimeoutlen=0

set splitbelow
set splitright

" }}}

" Section User Interface {{{

syntax on                   " switch syntax highlighting on
set t_Co=256                " Explicitly tell vim that the terminal supports 256 colors"

set background=dark
colorscheme dracula2         " Set the colorscheme
"color dracula2

" use 256 colors in terminal
if !has("gui_running")
    set t_Co=256
    set term=xterm-256color " screen-256color
endif

" make the highlighting of tabs and other non-text less annoying
highlight SpecialKey ctermbg=none ctermfg=8
highlight NonText ctermbg=none ctermfg=8

" make comments and HTML attributes italic
highlight Comment cterm=italic
highlight htmlArg cterm=italic

set number                  " show line numbers
" set relativenumber          " show relative line numbers
set cursorline
set cursorcolumn

set wrap                    " turn on line wrapping
set wrapmargin=8            " wrap lines when coming within n characters from side
set linebreak               " set soft wrapping
set showbreak=…             " show ellipsis at breaking

set autoindent              " automatically set indent of new line
set smartindent

" toggle invisible characters
set list
set listchars=tab:→\ ,eol:¬,trail:⋅,extends:❯,precedes:❮
set showbreak=↪

" highlight conflicts
match ErrorMsg '^\(<\|=\|>\)\{7\}\([^=].\+\)\?$'

" make backspace behave in a sane manner
set backspace=indent,eol,start

" Tab control
set expandtab             " insert tabs rather than spaces for <Tab>
set smarttab                " tab respects 'tabstop', 'shiftwidth', and 'softtabstop'
set tabstop=2               " the visible width of tabs
set softtabstop=2           " edit as if the tabs are 4 characters wide
set shiftwidth=2            " number of spaces to use for indent and unindent
set shiftround              " round indent to a multiple of 'shiftwidth'
set completeopt+=longest

" code folding settings
set foldmethod=syntax       " fold based on syntax (indent)
set foldnestmax=10          " deepest fold is 10 levels
set nofoldenable            " don't fold by default
set foldlevel=1

set clipboard=unnamed

set ttyfast                 " faster redrawing
set diffopt+=vertical
set laststatus=2            " show the satus line all the time
set showtabline=2 " Always display the tabline, even if there is only one tab
set so=7                    " set 7 lines to the cursors - when moving vertical
set wildmenu                " enhanced command line completion

set hidden                  " current buffer can be put into background
set showcmd                 " show incomplete commands
"set noshowmode              " don't show which mode disabled for PowerLine
"set wildmode=list:longest   " complete files like a shell
set wildmode=longest:full,full
set scrolloff=3             " lines of text around cursor
set shell=$SHELL
set cmdheight=1             " command bar height
set title                   " set terminal title

" Searching
set ignorecase              " case insensitive searching
set smartcase               " case-sensitive if expresson contains a capital letter
set hlsearch                " highlight search results
set incsearch               " set incremental search, like modern browsers
set nolazyredraw            " don't redraw while executing macros

set magic                   " Set magic on, for regex

set showmatch               " show matching braces
set mat=2                   " how many tenths of a second to blink

" error bells
set noerrorbells
set visualbell
set t_vb=
set tm=500

if has('mouse')
  set mouse=a
endif

" set bs=2                    " make backspace like normal

if &term =~ '^screen'
  " tmux will send xterm-style keys when its xterm-keys option is on
  execute "set <xUp>=\e[1;*A"
  execute "set <xDown>=\e[1;*B"
  execute "set <xRight>=\e[1;*C"
  execute "set <xLeft>=\e[1;*D"
endif

" https://stackoverflow.com/questions/774560/in-vim-how-do-i-get-a-file-to-open-at-the-same-line-number-i-closed-it-at-last
if has("autocmd")
  au BufReadPost * if line("'\"") > 0 && line("'\"") <= line("$")
    \| exe "normal! g'\"" | endif
endif

" }}}

" Section Mappings {{{

let mapleader = ","

" We don't have to press shift when we want to get into command mode
nnoremap ; :
vnoremap ; :

" remap esc
"inoremap jk <esc>

" shortcut to save
nmap <leader>, :w<cr>

" set paste toggle
set pastetoggle=<leader>v

" toggle paste mode
map <leader>v :set paste!<cr>

" Clear match highlighting - clear highlighted search
"" noremap <leader><space> :noh<cr>:call clearmatches()<cr>
noremap <space> :set hlsearch! hlsearch?<cr>

"split navigations
"nnoremap <C-J> <C-W><C-J>
"nnoremap <C-K> <C-W><C-K>
"nnoremap <C-L> <C-W><C-L>
"nnoremap <C-H> <C-W><C-H>

" edit ~/.vimrc
map <leader>ev :e! ~/.vimrc<cr>
" edit gitconfig
map <leader>eg :e! ~/.gitconfig<cr>

" reload ~/.vimrc
map <leader>rv :so ~/.vimrc<cr>

" remove extra whitespace
" nmap <leader><space> :%s/\s\+$<cr> " todo removed becouse of clear highlighting shortcut (see above)

" switch between current and last buffer
"nmap <leader>. <c-^>

" toggle cursor line
nnoremap <leader>i :set cursorline!<cr>

" helpers for dealing with other people's code
"nmap \t :set ts=2 sts=2 sw=2 noet<cr>
"nmap \s :set ts=2 sts=2 sw=2 et<cr>

" scroll the viewport faster
nnoremap <C-e> 3<C-e>
nnoremap <C-y> 3<C-y>

" Quick quit
noremap <Leader>e :quit<CR> " Quit current window
noremap <Leader>E :qa!<CR> " Quit all windows

" Quicksave
noremap <C-Z> :update<CR>
vnoremap <C-Z> <C-C>:update<CR>
inoremap <C-Z> <C-O>:update<CR>

" Use sane regex's when searching
nnoremap / /\v
vnoremap / /\v

" Fast saving
nmap <leader>w :w!<cr>

" :W sudo saves the file
" (useful for handling the permission-denied error)
"command W w !sudo tee % > /dev/null


" fix ctrl + arrow
"map <ESC>[5D <C-Left>
"map <ESC>[5C <C-Right>
"map! <ESC>[5D <C-Left>
"map! <ESC>[5C <C-Right>

" }}}

" Section Plugins {{{

" Powerline
"set  rtp+=/usr/local/lib/python2.7/dist-packages/powerline/bindings/vim/
set rtp+=/usr/lib/python3.6/site-packages/powerline/bindings/vim

" NERDTree
"autocmd VimEnter * NERDTree " opens NERDTree
nmap <silent> <F3> :NERDTreeToggle<CR> " NERDTree, Use F3 for toggle NERDTree

" }}}