" settings from archwiki
filetype plugin on
syntax on
autocmd FileType python set breakindentopt=shift:4
set whichwrap=b,s,<,>,[,]
set number
autocmd FileType tex setlocal spell spelllang=en_us
set incsearch
set hlsearch
set ruler

" settings on quickfix errorformat
autocmd FileType tex set errorformat=%f:%l:%c:%m
autocmd FileType c set errorformat=%f:%l:%c:\ error:\ %m
autocmd FileType cpp set errorformat=%f:%l:%c:\ error:\ %m

" auto load changed file
set autoread
" show command
set showcmd

" auto change dir to file folder
" set autochdir
" nnoremap cd :cd "%:p:h"<CR> :pwd<CR> 
autocmd BufEnter * silent! lcd %:p:h 

" set tabsize
set ts=4
set softtabstop=4
set shiftwidth=4
set noexpandtab

" highlight cursorline
set cursorline	

" indent auto
set cindent
set cinoptions=g0,:0,N-s,(0
set autoindent
set smartindent
filetype indent on

" set pair baket
inoremap ( ()<left>
inoremap [ []<left>
inoremap { {}<left>
cnoremap ( ()<left>
cnoremap [ []<left>
cnoremap { {}<left>

" fuzzy find for :find 
set path+=**
set wildmenu

" <F2> to show map of keys
noremap <F2> :map<CR>

" <F8> to show terminal in vim
noremap <F8> :term<CR>

" <Ctrl+Q> to quit current buffer
nnoremap <c-q> :q<CR>
inoremap <c-q> <c-o>:q<CR>

" <Ctrl+S> to save
nnoremap <c-s> :w<CR>
inoremap <c-s> <c-o>:w<CR>

" <Ctrl+A> to select all
nnoremap <c-a> ggVG
inoremap <c-a> <c-o>ggVG

" <Ctrl+C> to copy selection to system clipboard
vnoremap <c-c> "+y
nnoremap <c-c> "+y

" <Ctrl+P> to paste from system clipboard
vnoremap <c-p> "+p
nnoremap <c-p> "+p

" default Leader key is \
" let mapleader = "\"

" switch between buffers and maximize window
nnoremap <Leader>- :bp<CR>:res<CR>
nnoremap <Leader>+ :bn<CR>:res<CR>

" open and switch tabs
if has('gui_running')
nnoremap <Leader>e :browse tabe<CR>
else
nnoremap <Leader>e :tabe<CR>:Ex<CR>
endif
nnoremap <Leader>9 :tabprev<CR>
nnoremap <Leader>0 :tabnext<CR>

" quick open alternative file defined by filetype
nnoremap <Leader>= :exec ':tabe '.expand("%:r").a_ext<CR>
autocmd FileType c let a_ext='.h'
autocmd FileType cpp let a_ext='.hpp'
autocmd FileType tex let a_ext='.log'

" Makefile.mhb commands
let $mkfile=fnamemodify(resolve(expand(expand('<sfile>:p'))),':h')."/Makefile.mhb"
set makeprg=$mkfile
nnoremap <Leader>[ :cprev<CR>
nnoremap <Leader>] :cnext<CR>
nnoremap <Leader><CR> :clist<CR>
nnoremap <Leader>\ :w<CR>:make FILE="%"<CR>
nnoremap <Leader>b :w<CR>:exec ':!make -f $mkfile FILE="%" DEBUG=1'<CR>
nnoremap <Leader>c :w<CR>:exec ':!make -f $mkfile clean'<CR>
nnoremap <Leader>l :w<CR>:exec ':!make -f $mkfile _lint FILE="%"'<CR>
nnoremap <Leader>f :w<CR>:exec ':!make -f $mkfile _format FILE="%"'<CR>
nnoremap <Leader>s :w<CR>:exec ':!make -f $mkfile _spell FILE="%"'<CR>
nnoremap <Leader>r :w<CR>:exec ':!make -f $mkfile _run FILE="%" ARGS=""'
nnoremap <Leader>` :w<CR>:exec ':!make -f $mkfile _run_remote FILE="%" ARGS="" USER="" PORT="" HOST="" '
nnoremap <Leader>d :w<CR>:exec ':!make -f $mkfile _gdb FILE="%" ARGS=""'
nnoremap <Leader>p :w<CR>:exec ':!make -f $mkfile _prof FILE="%" ARGS=""'
nnoremap <Leader>u :w<CR>:exec ':!make -f $mkfile _update'<CR>
nnoremap <Leader>m :w<CR>:exec ':!make -f $mkfile _commit FILE="%" MSG="changes"'
nnoremap <Leader>i :w<CR>:exec ':!make -f $mkfile _gitconfig NAME="" PASS="" EMAIL=""  OPT="--global"'
map <F7> <Leader>\
map <S-F7> <Leader>c 
map <A-F8> <Leader>l
map <S-F8> <Leader>f
map <C-F8> <Leader>s
map <F9> <Leader>r
map <C-F9> <Leader>`
map <S-F9> <Leader>d
map <A-F9> <Leader>p
map <F10> <Leader>u
map <S-F10> <Leader>m
map <A-F10> <Leader>i

"terminal-debug sincevim 8.1+
if v:version>800
autocmd Filetype c :packadd termdebug
let g:termdebug_wide=1
nnoremap <Leader>t :Termdebug %:r<CR>
nnoremap <F5> :Break<CR>
nnoremap <F6> :Over<CR>
nnoremap <S-F6> :Step<CR>
endif

"mouse
if has('mouse')
  set mouse=a
  set selection=exclusive
  set selectmode=mouse,key
endif

" netrw 
let g:netrw_banner = 1
let g:netrw_liststyle = 3
"let g:netrw_browse_split = 4
"let g:netrw_altv = 1
"let g:netrw_winsize = 25
nnoremap <Leader>, :Le<CR>
nnoremap <Leader>. :Ve<CR>

" vim tags (recursively up)
set tags=tags;/
nnoremap <Leader>T :!ctags -R .<CR>

" vim-taglist
let Tlist_Compact_Format = 1
let Tlist_GainFocus_On_ToggleOpen = 1
let Tlist_Close_On_Select = 1
" nnoremap <C-l> :TlistToggle<CR>