.vimrc

"****************** Install vim-plug ******************
if empty(glob('~/.vim/autoload/plug.vim'))
   silent !curl -fLo ~/.vim/autoload/plug.vim --create-dirs
          \ https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
   autocmd VimEnter * PlugInstall --sync | source $MYVIMRC
endif

"***************** vim-plug configure *****************
call plug#begin('~/.vim/plugged')

" git repos:
Plug 'chrisbra/vim-diff-enhanced'
Plug 'machakann/vim-highlightedyank'
Plug 'altercation/vim-colors-solarized' " color scheme
Plug 'scrooloose/nerdcommenter'
Plug 'tpope/vim-fugitive'
Plug 'rbong/vim-flog'
Plug 'tpope/vim-surround'
Plug 'tpope/vim-repeat'
Plug 'tpope/vim-unimpaired'
Plug 'tpope/tpope-vim-abolish'
Plug 'wellle/targets.vim'
Plug 'junegunn/vim-easy-align'
Plug 'mileszs/ack.vim'                  " need ack-grep
Plug 'tommcdo/vim-exchange'             " swap two regions of text
Plug 'nelstrom/vim-visual-star-search'
Plug 'jiangmiao/auto-pairs'
Plug 'plasticboy/vim-markdown'          " need 'godlygeek/tabular'
Plug 'itchyny/lightline.vim'
Plug 'ntpeters/vim-better-whitespace'
Plug 'majutsushi/tagbar'                " need exuberant-ctags
Plug 'scrooloose/nerdtree'

" Plug 'eraserhd/parinfer-rust', {'do': 'cargo build --release'}
" Plug 'SirVer/ultisnips'
" Plug 'tomasr/molokai'                   " color scheme
" Plug 'vim-airline/vim-airline'          " statusline
" Plug 'vim-airline/vim-airline-themes'
" Plug 'terryma/vim-multiple-cursors'
" Plug 'nathanaelkane/vim-indent-guides'
" Plug 'easymotion/vim-easymotion'
" Plug 'sjl/gundo.vim'                    " need python support
" Plug 'ctrlpvim/ctrlp.vim'
" Plug 'scrooloose/syntastic'
" Plug 'othree/xml.vim'
" Plug 'mattn/emmet-vim'
" Plug 'godlygeek/tabular'
" Plug 'Valloric/YouCompleteMe'
" Plug 'ARM9/arm-syntax-vim'

call plug#end()         " required
"***************** End configure *****************

set encoding=utf-8
"set langmenu=zh_CN.UTF-8
"language message zh_CN.UTF-8
set fileencodings=ucs-bom,utf-8,cp936,gb18030,big5,euc-jp,euc-kr,latin1
set matchpairs+=<:>
set splitbelow
set splitright

autocmd FileType html setlocal expandtab shiftwidth=2 tabstop=2
autocmd FileType python setlocal expandtab shiftwidth=4 softtabstop=4

if !exists("g:os")
    if has("win64") || has("win32") || has("win16")
        let g:os = "Windows"
    else
        let g:os = substitute(system('uname'), '\n', '', '')
    endif
endif

if has('gui_running')
    if g:os == "Linux"
        set guifont=Source\ Code\ Pro\ 11
    elseif g:os == "Darwin"
        set guifont=SourceCodePro-Regular:h13
    elseif g:os == "Windows"
        set guifont=Source_Code_Pro:h10:cANSI:qDRAFT
    endif

    set t_Co=256
    set lines=53 columns=100    " 25 lines and 80 columnn

    " setup for plugin vim-multiple-cursors
    "   - put this *after* colorscheme setup, or it may has no effects
    highlight multiple_cursors_cursor term=reverse cterm=reverse gui=reverse
    highlight link multiple_cursors_visual Visual
    "let g:multi_cursor_exit_from_insert_mode = 0

    set guicursor=a:blinkon0
    " set guioptions=aegit  " default
    set guioptions=
    colorscheme solarized
endif

" set clipboard=unnamed
set winaltkeys=no                       " Alt key will not pop out menu bar menus
set background=light
set visualbell
set showcmd
set hidden
set ignorecase
set incsearch                   " become useless while plugin easymotion presents
set infercase
vnoremap <leader>rv c<C-O>:set revins<CR><C-R>"<Esc>:set norevins<CR>

set nowrap
set textwidth=0                 " don't auto break line

set noshowmode
syntax enable                   " enable syntax highlight
set shiftwidth=4
set tabstop=4
set expandtab
set softtabstop=4               " backspace will delete 4 spaces at 1 time
set number
set history=200
"set relativenumber             " relative line number
set hlsearch
"set autochdir                  " change directory automatically
set cursorline
"highlight CursorLine  term=underline  guibg=#555555  cterm=underline
"set colorcolumn=80              "set up a ruler at column 80
"highlight ColorColumn ctermbg=0 guibg=lightgrey
"set foldmethod=indent  " fold according to indentation

" Use the same symbols as TextMate for tabstops and EOLs
" set listchars=tab:▸\ ,eol:¬,trail:·           " space:·
set listchars=tab:»-,eol:¶,trail:·
"Invisible character colors
highlight NonText guifg=#4a4a59
highlight SpecialKey guifg=#4a4a59

" setup for word complete, Ctrl-x_Ctrl-k
set dictionary+=/usr/share/dict/words

" enable omni completion
"set omnifunc=syntaxcomplete#Complete

" set up status bar
set laststatus=2                " always shows status bar

let mapleader=" "
" expand '%%' to current file folder, %:h : % get full path to file, :h remove filename
cnoremap <expr> %% getcmdtype() == ':' ? expand('%:h').'/' : '%%'
cnoremap <C-n>  <Down>
cnoremap <C-p>  <Up>
cnoremap <C-a>  <Home>
cnoremap <C-b>  <Left>
cnoremap <C-d>  <Del>
cnoremap <C-e>  <End>
cnoremap <C-f>  <Right>
cnoremap <C-n>  <Down>
cnoremap <C-p>  <Up>
cnoremap <M-b>  <S-Left>
cnoremap <M-f>  <S-Right>

inoremap <C-u>      <esc>gUiwea
inoremap <C-e>      <esc>A

nnoremap <F12>      :source ~/vimsession<cr>
nnoremap <F10>      :mksession! ~/vimsession<cr>
nnoremap <c-tab>    :tabnext<cr>
nnoremap <c-s-tab>  :tabprevious<cr>
nnoremap <leader>ev :split $MYVIMRC<cr>
nnoremap <leader>sv :source $MYVIMRC<cr>
" Be like spacemacs
nnoremap <leader><tab> <C-^>
nnoremap <leader>'  :terminal<cr>
nnoremap ' `
" nnoremap <leader>dw :%s/\s\+$//<cr>
nnoremap <leader>bb :ls<cr>
nnoremap <leader>dw :StripWhitespace<cr>         " need 'ntpeters/vim-better-whitespace'
nnoremap <leader>fs :update<cr>
nnoremap <leader>fS :wa<cr>
nnoremap <leader>fr :browse oldfiles<cr>
nnoremap <leader>ft :NERDTreeToggle<cr>
nnoremap <leader>gs :Git<cr>
nnoremap <leader>gb :Gblame<cr>
nnoremap <leader>gd :windo diffthis<cr>
nnoremap <leader>gD :windo diffoff<cr>
nnoremap <leader>pt :NERDTreeToggle<cr>
nnoremap <leader>qq :qa<cr>
nnoremap <leader>qQ :qa!<cr>
nnoremap <leader>sc :nohlsearch<cr>
nnoremap <leader>wd :q<cr>
nnoremap <leader>wD :q!<cr>
nnoremap <leader>w- :sp<cr>
nnoremap <leader>w/ :vsp<cr>
nnoremap <leader>1  1<C-w>w
nnoremap <leader>2  2<C-w>w
nnoremap <leader>3  3<C-w>w
nnoremap <leader>4  4<C-w>w
nnoremap <leader>5  5<C-w>w
nnoremap <leader>6  6<C-w>w
nnoremap <leader>7  7<C-w>w
nnoremap Y y$
xmap     s <Plug>VSurround

if has('nvim')
    tnoremap <Esc> <C-\><C-n>
else
    tnoremap <Esc> <C-w>N
endif


" setup for 'junegunn/vim-easy-align'
nmap ga <Plug>(EasyAlign)
xmap ga <Plug>(EasyAlign)

" YouCompleteMe setting
"set completeopt=longest,menu           " let complete behavior like IDE
"let g:ycm_confirm_extra_conf=0         " close load .ycm_extra_conf.py prompt
"let g:ycm_min_num_of_chars_for_completion=2    " complete start from 2nd char
"let g:ycm_seed_identifiers_with_syntax=1       " complete syntactic keyword
"let g:ycm_complete_in_comments=1       " complete in comments
"let g:ycm_complete_in_strings=1                " complete in strings
"let g:ycm_collect_identifiers_from_comments_and_strings=0
"let g:ycm_key_list_select_completion = []
"let g:ycm_key_list_previous_completion = []
"let g:ycm_filetype_blacklist = {
"               \ 'tagbar' : 1,
"               \ 'nerdtree' : 1,
"               \}

" setup for plugin syntastic
"let g:syntastic_always_populate_loc_list = 1
"let g:syntastic_auto_loc_list = 1
"let g:syntastic_check_on_open = 1
"let g:syntastic_check_on_wq = 0

" setup for lightline
let g:lightline = { 'colorscheme': 'solarized' }

" taglist setting
set tags=./tags;/                       " find tags file in parent dir recursively
"set taglist window in right, delete the following line if you don't like
let Tlist_Use_Right_Window=1
let Tlist_Auto_Update=1
let Tlist_File_Fold_Auto_Close=1
"auto close Tlist when exiting file.
let Tlist_Exit_OnlyWindow = 1
let g:syntastic_mode_map = {
                        \ "mode": "active" }
"       \ "passive_filetypes": ["go"] }

" " setup for Plugin 'nathanaelkane/vim-indent-guides'
" let g:indent_guides_start_level = 2
" let g:indent_guides_guide_size = 1

" " setup for plugin 'ctrlp.vim'
" set wildignore+=*/tmp/*,*.so,*.swp,*.zip,*~,tags     " MacOSX/Linux
" "set wildignore+=*\\tmp\\*,*.swp,*.zip,*.exe  " Windows
" let g:ctrlp_custom_ignore = {
"                         \ 'dir':  '\v[\/]\.(git)$',
"                         \ 'file': '\v\.(log|jpg|png|jpeg|so|o|a|exe|out)$',
"                         \ }
" if (executable('ag'))
"         let g:ctrlp_user_command = 'ag %s -p ~/.agignore -t --nocolor -g ""'
"         let g:ackprg = 'ag --nogroup --nocolor --column'        " change ack program to ag
" endif
" let g:ctrlp_max_files = 10000
" let g:ctrlp_max_depth = 40
" let g:ctrlp_max_height = 10                     " set result window height
" let g:ctrlp_working_path_mode = 'ra'
" "let g:ctrlp_working_path_mode = '0'

" setup for plugin 'plasticboy/vim-markdown'
let g:vim_markdown_folding_disabled = 1

" " setup for plugin 'vim-airline/vim-airline'
" let g:airline#extensions#tabline#enable = 1
" let g:airline#extensions#tabline#left_sep = ' '
" let g:airline#extensions#tabline#left_alt_sep = '|'

" " setup for plugin 'easymotion/vim-easymotion'
" let g:EasyMotion_smartcase = 1
" "nmap F <Plug>(easymotion-bd-f)
" "nmap F <Plug>(easymotion-overwin-f)
" "nmap s <Plug>(easymotion-bd-f2)
" "nmap / <Plug>(easymotion-sn)
" "nmap n <Plug>(easymotion-next)
" "nmap N <Plug>(easymotion-prev)

" setup for fortran
"let fortran_free_source = 1
"let fortran_have_tabs = 1
"let fortran_more_precise = 1
"let fortran_do_enddo = 1

" Shortcuts
"       dictionary completion : <C-x><C-k>
"       insert/delete indent  : <C-t>/<C-d>
"       correct spelling error:
"               [s: previous error
"               ]s: next error
"               z=: correction list
"               <C-x>s : correction in insert mode
"       zj/zk: jump between folds
"       :windo diffthis/diffoff
"               [c, ]c, diffget, diffput
"       q: "open command history
"       :retab