" vim map setting

" Treat long lines as break lines (useful when moving around in them)
map j gj
map k gk
nnoremap j gj
nnoremap k gk

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

" use tab as %
nmap <tab> %
vmap <tab> %

" 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

" Useful mappings for managin tabs
map <leader>tn :tabnew<cr>
map <leader>to :tabonly<cr>
map <leader>tc :tabclose<cr>

" Disable arrowkeys
noremap <Up> <Nop>
noremap <Down> <Nop>
noremap <Left> <Nop>
noremap <Right> <Nop>

" visual mode copy and paste to system clipboard
"vmap <C-c> "+y
"vmap <C-x> "+c
"vmap <C-v> "+p

" 将VIM中将内容复制到系统粘贴板，或者从系统粘贴板粘贴到VIM
nnoremap <C-y> "+y
vnoremap <C-y> "+y
vnoremap <C-p> "+gP
nnoremap <C-p> "+gP

" 快速移动当前行
nnoremap <A-j> :m .+1<CR>==
nnoremap <A-k> :m .-2<CR>==
inoremap <A-j> <Esc>:m .+1<CR>==gi
inoremap <A-k> <Esc>:m .-2<CR>==gi
vnoremap <A-j> :m '>+1<CR>gv=gv
vnoremap <A-k> :m '<-2<CR>gv=gv

" 空格关闭高亮，清空所有已经显示
nnoremap <Space> :set hlsearch! hlsearch?<CR>

" Save a file as root (,W)
noremap <leader>W :w !sudo tee % > /dev/null<CR>

" sudo write
" https://catonmat.net/sudo-vim
cnoremap sudow w !sudo tee % >/dev/null

" Strip trailing whitespace (,ss)
function! StripWhitespace()
	let save_cursor = getpos(".")
	let old_query = getreg('/')
	:%s/\s\+$//e
	call setpos('.', save_cursor)
	call setreg('/', old_query)
endfunction
noremap <leader>ss :call StripWhitespace()<CR>

set hidden  " 避免必须保存修改才可以跳转 buffer
" buffer
"nmap <leader>n :bnext<CR>
"nmap <leader>p :bprev<CR>

function! Xml()
	set filetype=xml
	:%s/></>\r</g 	"把><替换成>回车<
	:normal gg=G<cr>
endfunction
map <leader>xml :call Xml()

" plugin map setting

" Normal mode F2 to call NERDTree
nmap <F2> :NERDTreeToggle<cr>

nnoremap <leader><leader>i :PlugInstall<CR>
nnoremap <leader><leader>u :PlugUpdate<CR>

" fzf
nnoremap <leader><leader> :GFiles<cr>
nnoremap <leader>f        :Files<cr>
nnoremap <leader>C        :Colors<CR>
nnoremap <leader><CR>     :Buffers<CR>
nnoremap <leader>fl       :Lines<CR>
nnoremap <leader>ag       :Ag! <C-R><C-W><CR>
nnoremap <leader>m        :History<CR>