vimrc

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" Original source:
" https://raw.githubusercontent.com/amix/vimrc/master/vimrcs/basic.vim
" this basic.vim is super good -- not too complicated and has lots of sensible
" defaults
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" => General
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" Sets how many lines of history VIM has to remember
set history=500

" Enable filetype plugins
filetype plugin on
filetype indent on

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

" With a map leader it's possible to do extra key combinations
" like <leader>w saves the current file
let mapleader = ","
let g:mapleader = ","

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" => VIM user interface
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" Set 7 lines to the cursor - when moving vertically using j/k
set so=5

" Avoid garbled characters in Chinese language windows OS
let $LANG='en' 
set langmenu=en
source $VIMRUNTIME/delmenu.vim
source $VIMRUNTIME/menu.vim

" Turn on the WiLd menu
set wildmenu

" Ignore compiled files
set wildignore=*.o,*~,*.pyc
set wildignore+=*/.git/*,*/.hg/*,*/.svn/*,*/.DS_Store

" Height of the command bar
set cmdheight=1

" A buffer becomes hidden when it is abandoned
set hid

" Configure backspace so it acts as it should act
set backspace=eol,start,indent
set whichwrap+=<,>,h,l

" Ignore case when searching
set ignorecase

" When searching try to be smart about cases 
set smartcase

" Highlight search results
set hlsearch

" Makes search act like search in modern browsers
set incsearch 

" Don't redraw while executing macros (good performance config)
set lazyredraw 

" For regular expressions turn magic on
set magic

" Make vim regexps use verymagic (more like PCREs, write \w+ instead if \w\+)
nnoremap / /\v
cnoremap %s/ %smagic/
cnoremap \>s/ \>smagic/
nnoremap :g/ :g/\v
nnoremap :g// :g//

" Show matching brackets when text indicator is over them
set showmatch 
" How many tenths of a second to blink when matching brackets
set mat=2

" No annoying sound on errors
set noerrorbells
set novisualbell
set t_vb=
set tm=500

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" => Colors and Fonts
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" Enable syntax highlighting
syntax enable 

" Enable 256 colors palette in Gnome Terminal
if $COLORTERM == 'gnome-terminal'
    set t_Co=256
endif

try
    colorscheme desert
catch
endtry

set background=light

" Set extra options when running in GUI mode
if has("gui_running")
    set guioptions-=T
    set guioptions-=e
    set t_Co=256
    set guitablabel=%M\ %t
endif

" Set utf8 as standard encoding and en_US as the standard language
set encoding=utf8

" Use Unix as the standard file type
set ffs=unix,dos,mac

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" => Files, backups and undo
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" Turn backup off, since most stuff is in SVN, git et.c anyway...
set nobackup
set nowb
set noswapfile

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" => Text, tab and indent related
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" Use spaces instead of tabs
set expandtab

" Be smart when using tabs ;)
set smarttab

" 1 tab == 4 spaces
set shiftwidth=4
set tabstop=4

" Linebreak on 500 characters
set lbr
set tw=100

set ai "Auto indent
set si "Smart indent
set wrap "Wrap lines

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" => Moving around, tabs, windows and buffers
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" Smart way to move between windows
map <C-j> <C-W>j
map <C-k> <C-W>k
map <C-h> <C-W>h
map <C-l> <C-W>l

" Let 'tl' toggle between this and the last accessed tab
let g:lasttab = 1
nmap <Leader>tl :exe "tabn ".g:lasttab<CR>
au TabLeave * let g:lasttab = tabpagenr()

" Opens a new tab with the current buffer's path
" Super useful when editing files in the same directory
map <leader>te :tabedit <c-r>=expand("%:p:h")<cr>/

" Specify the behavior when switching between buffers 
try
  set switchbuf=useopen,usetab,newtab
  set stal=2
catch
endtry

" Return to last edit position when opening files (You want this!)
au BufReadPost * if line("'\"") > 1 && line("'\"") <= line("$") | exe "normal! g'\"" | endif


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" => Status line
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" Always show the status line
set laststatus=2

" Format the status line
set statusline=\ %{HasPaste()}%F%m%r%h\ %w\ \ CWD:\ %r%{getcwd()}%h\ \ \ Line:\ %l\ \ Column:\ %c


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" => Editing mappings
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" Delete trailing white space on save, useful for some filetypes ;)
fun! CleanExtraSpaces()
    let save_cursor = getpos(".")
    let old_query = getreg('/')
    silent! %s/\s\+$//e
    call setpos('.', save_cursor)
    call setreg('/', old_query)
endfun

if has("autocmd")
    autocmd BufWritePre *.go,*.txt,*.js,*.py,*.wiki,*.sh,*.coffee :call CleanExtraSpaces()
endif

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" => New tab
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" Quickly open a buffer for scribble
map <leader>t :tabnew<cr>

" Toggle paste mode on and off
map <leader>pp :setlocal paste!<cr>


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" => Helper functions
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" Returns true if paste mode is enabled
function! HasPaste()
    if &paste
        return 'PASTE MODE  '
    endif
    return ''
endfunction

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" => start of julia's custom stuff
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" experimental: combine the system & vim clipboards
set clipboard=unnamedplus

" Cut
"vnoremap <C-X> "+x
"vnoremap <C-S-X> "+x

" Copy
"vnoremap <C-C> "+y
"vnoremap <C-S-C> "+y

" Paste
"map <C-S-V>       "+gP
"cmap <C-S-V>      <C-R>+

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" => persistent undo
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set undofile                " Save undos after file closes
set undodir=$HOME/.vim/undo " where to save undo histories
set undolevels=1000         " How many undos
set undoreload=10000        " number of lines to save for undo

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" => Plugins
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if has('nvim')
  call plug#begin('~/.local/share/nvim/plugged')
else
  call plug#begin('~/.vim/plugged')
endif

" Make sure you use single quotes

Plug 'jremmen/vim-ripgrep' , {'commit': 'da940c29ac97dcb025696491c422b6d8545e3e10'}
Plug 'xolox/vim-misc' , {'commit': '3e6b8fb6f03f13434543ce1f5d24f6a5d3f34f0b'}
Plug 'xolox/vim-session', {'commit': '9e9a6088f0554f6940c19889d0b2a8f39d13f2bb'}
Plug 'junegunn/fzf', { 'commit': 'e1582b8323a70785d7ebefce993df7474a28e749'}
Plug 'junegunn/fzf.vim', { 'commit': 'd3b9fed9c2415a2682cb1c8604e25a351325c22b'}
Plug 'chriskempson/base16-vim', { 'commit': '2d991f14f688a38b7b2bcd397bad5efadd0f80a9'}
Plug 'mhinz/vim-startify'
Plug 'airblade/vim-gitgutter'

call plug#end()

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" => Plugin: fzf & ripgrep
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" map ctrl+p to fzf
map <C-p> :Files<cr>

" map ctrl+o to ripgrep
map <C-o> :Rg 

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" => Plugin: Sessions
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let g:session_autosave = 'no'
let g:startify_session_dir = "~/.vim/sessions"
let g:startify_custom_header =[]

autocmd VimLeave * :mksession! ~/.vim/sessions/last.vim


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" => stuff about colours
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let hostname = substitute(system('hostname'), '\n', '', '')
if hostname == "kiwi"
    let base16colorspace=256
elseif hostname == "st-julia2.lan"
    let base16colorspace=256
    let g:fzf_launcher = "~/bin/macvim-iterm2 %s"
endif
colorscheme base16-solarized-light
"colorscheme base16-paraiso

nmap <Leader>n :noh<CR>
nmap <Leader>m :make<CR>

hi statusline guibg=Purple ctermfg=0 guifg=White ctermbg=5