set nocompatible              " be iMproved, required
filetype off                  " required

" set the runtime path to include Vundle and initialize
call plug#begin('~/.vim/plugged')

Plug 'jiangmiao/auto-pairs'
Plug 'rhysd/vim-clang-format'
Plug 'kien/ctrlp.vim'
Plug 'morhetz/gruvbox'

call plug#end()

filetype plugin on
filetype plugin indent on

syntax on
syntax enable

"
" Basic settings
"

set nu

" disable backup
set noswapfile
set nobackup

" match
set showmatch

" gui settings
if has('gui_running')
    set t_Co=256
    " set background=dark
    colorscheme gruvbox

    set guioptions-=m
    set guioptions-=T
    set guioptions-=r
    set guioptions-=L

    if has('win32')
        set guifont=Consolas:h12
    elseif has('gui_gtk2') || has('gui_gtk3')
        set guifont=Source\ Code\ Pro\ 10
    else
        set guifont=Fira\ Code\ Retina:h13
    endif

    hi MatchParen guibg=bg guifg=cyan gui=bold
endif

" tabs
set tabstop=4
set softtabstop=0
set expandtab
set shiftwidth=4
set smarttab

" indent
set smartindent

" backspace
set backspace=indent,eol,start

" encoding
set ff=unix
set encoding=utf-8
set fileencodings=ucs-bom,utf-8,cp936,gb18030,big5,euc-jp,euc-kr,latin1

" search
set ignorecase
set hlsearch
set incsearch

" editor
set linespace=0

set tags=./.tags;,.tags

" disable bell
autocmd! GUIEnter * set vb t_vb=

" maximum
autocmd GUIEnter * simalt ~x

autocmd FileType python source ~/vimrc/python.vim
autocmd FileType c,cpp source ~/vimrc/cpp.vim

"""
" Key Binding.
""""

let mapleader = ","

" map
map q: :q
map <C-s> :w<CR>

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

map <leader>l :bnext<CR>
map <leader>h :bprevious<CR>
map <leader>k :bd<CR> " kill current buffer

nnoremap <C-j> <C-W>j
nnoremap <C-k> <C-W>k
nnoremap <C-h> <C-W>h
nnoremap <C-l> <C-W>l

" insert date
nnoremap <C-M-i> "=strftime("%c")<CR>P
inoremap <C-M-i> <C-R>=strftime("%c")<CR>

nnoremap <leader>rc :source $MYVIMRC<CR>

"
" Additional features
"
set wildmenu
set wildignore+=*.bmp,*.gif,*.ico,*.jpg,*.png,*.ico
set wildignore+=*.pdf,*.psd
set wildignore+=node_modules/*,bower_components/*,.git/*,.svn/*

set autochdir
nnoremap gf :vertical wincmd f<CR>

"
" Statusline
"

set laststatus=2
set statusline=
set statusline+=\ %f
set statusline+=\ %r
set statusline+=%m

set statusline+=%= " align left

set statusline+=\ %y
set statusline+=[%{strlen(&fenc)?&fenc:'none'}, "file encoding
set statusline+=%{&ff}] "file format
set statusline+=\ %(%3p%%,%3l,%c%)\

set statusline+=\
set statusline+=

"""
" Plugin Settings.
"""


let g:clang_format#code_style="Google"
autocmd FileType c,cpp,objc nnoremap <buffer><Leader>cf :<C-u>ClangFormat<CR>
autocmd FileType c,cpp,objc vnoremap <buffer><Leader>cf :ClangFormat<CR>


let g:ctrlp_map = '<C-f>'
let g:ctrlp_cmd = 'CtrlP'
let g:ctrlp_custom_ignore = {
            \ 'dir':  '\v[\/](build|node_modules)|(\.(git|hg|svn))$',
            \ 'file': '\v\.(exe|so|dll)$',
            \ }