" General Config

set nocompatible
set number 
set backspace=indent,eol,start
syntax on
set encoding=utf-8
set fileencodings=ucs=bom,utf-8,utf-16,gbk,big5,gb18030,latin1
set showcmd
set autoread
set mouse=a
filetype on
filetype indent on
filetype plugin on
set modeline
set textwidth=72
set formatoptions+=mB
set formatoptions-=tc
set secure
set exrc
set noerrorbells

set guioptions-=m
set guioptions-=T
set guioptions-=r
set guioptions+=c
set guifont=DejaVu\ Sans\ Mono\ 12

set nofoldenable

set hidden

set completeopt=menu,menuone,popup,noinsert,noselect
set completepopup=align:menu,border:off,highlight:WildMenu
set shortmess+=c
set belloff+=ctrlg

" diff
set diffopt+=followwrap,algorithm:patience

" undo
if !isdirectory(expand('~/.vim/.undo'))
    silent! call mkdir(expand('~/.vim/.undo', 'p'))
endif
set undodir=~/.vim/.undo//
set undofile

" set Vim-specific sequences for RGB colors
let &t_8f = "\<Esc>[38;2;%lu;%lu;%lum"
let &t_8b = "\<Esc>[48;2;%lu;%lu;%lum"
set t_Co=256

if has("termguicolors")
    set termguicolors
endif

" Correct background rendering in some terminal
let &t_ut=''

" Identation

set autoindent
set tabstop=4
set shiftwidth=4
set expandtab
set softtabstop=4

set wrap
"set nowrap
"set wrapmargin=4
set scrolloff=5
"set sidescrolloff=5
set laststatus=2
set ruler

set hlsearch
set incsearch
set ignorecase
set smartcase

" Completion

set wildmenu
set wildmode=longest:list,full
set wildignore=*.o,*.obj,*~
set wildignore+=*DS_Store*
set wildignore+=*.gem
set wildignore+=*.png,*.jpg,*.gif

" change default directory
let s:vim_swapfiles_dir = expand('~/.vim/.swp/')
if !isdirectory(s:vim_swapfiles_dir)
    silent! call mkdir(s:vim_swapfiles_dir, 'p')
endif
set directory=~/.vim/.swp//

" tags
set tags=./.tags;,.tags

" mapping
let mapleader=',' " change the key <leader>
nnoremap <leader>cd :cd %:p:h<CR> :pwd<CR>
nnoremap <c-g><c-g> <Esc>
cnoremap <C-G> <C-C>

highlight Pmenu ctermbg=grey

packadd! onedark.vim
silent colorscheme onedark

packadd matchit

if !empty(glob('~/.vim_local'))
    source ~/.vim_local
endif