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""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Adapted from                                                               "
" https://github.com/amix/vimrc/blob/master/vimrcs/basic.vim                 "
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""

""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => General                                                                 "
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""

" Sets how many lines of history vim as to
" remember
set history=500

" Enable filetype plugins
filetype plugin on
filetype indent on

" Automatically update file when it changes
" on disk
set autoread

" With the mapleader it's possible to write
" commands faster
let mapleader=","

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

" :W sudo saves the file
command W w !sudo tee % > /dev/null

""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Vim User Interface                                                      "
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""

" Set 7 lines to the cursor when moving 
" vertically
set so=7

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

" Turn on wildmenu
set wildmenu

" Always show current position
set ruler

" 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

" 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

" Add a bit extra margin to the left
set foldcolumn=1

""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Colors and Fonts                                                        "
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""

" Enable syntax highlighting
syntax enable 

try
  colorscheme dracula
catch
endtry

set background=dark

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

""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Files, backups and undo                                                 "
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""

" Turn backup off, since most stuff is in SVN, git et.c anyway...
set nobackup
set nowb
set noswapfile

""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Text, tab and indent related                                            "
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""

" 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=500

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


""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Moving around, tabs, windows and buffers                                "
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Map <Space> to / (search) and Ctrl-<Space> to ? (backwards search)
map <space> /
map <c-space> ?

" Disable highlight when <leader><cr> is pressed
map <silent> <leader><cr> :noh<cr>

" 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

" Close the current buffer
map <leader>bd :Bclose<cr>:tabclose<cr>gT

" Close all the buffers
map <leader>ba :bufdo bd<cr>

map <leader>l :bnext<cr>
map <leader>h :bprevious<cr>

" Useful mappings for managing tabs
map <leader>tn :tabnew<cr>
map <leader>to :tabonly<cr>
map <leader>tc :tabclose<cr>
map <leader>tm :tabmove 
map <leader>t<leader> :tabnext 

" 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>/

" Switch CWD to the directory of the open buffer
map <leader>cd :cd %:p:h<cr>:pwd<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