"""""""""""""
" SHORTCUTS "
"""""""""""""
"   F1          help
"   F2          open file in a new tab
" S-F2          Split and open file
"   F3          autotags Update
" S-F3          autotags Add
"   F4          open include file
"   F5          find C symbol
"   F6          go to definition
"   F7          go to calls
"   F8          view tag list
" S-F8          build ctags/cscope databases
" M-F8          build kernel ctags/cscope databases
"   F9          Open NerdTree
" M-F9          Show diff line
" S-F9          Highlight diff line
" M-F10	        diff tool
"   F10         folding
" S-F10         unfolding
"   F11         unhighlight search
"   F12         paste mode
" C-left/right  switch tab
" C-up/down     switch window
" M-left/right  horizontal size
" M-up/down     vertical size
" gc            comment/uncomment
" C-K           indent selection
" Use snippets with tab e.g : for <tab> (see .vim/bundle/vim-snippets/snippets for available
" snippets)

"""""""""""
" GENERAL "
"""""""""""
" disable vi-compatible mode
set nocompatible
"set clipboard=unnamed
""""""""
" SAVE "
""""""""
" disable backup
set nobackup
" save before compilation
set autowrite
" jump to last known position when reopening a file
if has("autocmd")
        autocmd BufReadPost *
                \ if line("'\"") > 0 && line("'\"") <= line("$") |
                \   execute "normal! g`\"" |
                \ endif
endif
" command line history
set history=50

" Check that file have not been changed
" CursorHold : after cursor move
" WinEnter or BufWinEnter
au WinEnter * checktime
au BufWinEnter * checktime

"""""""""
" INPUT "
"""""""""
" allow backspacing in insert mode
set backspace=indent,eol,start
" don't use Ex mode, use Q for formatting
map Q gq
" disable mouse
set mouse=a
" key combination timeout
set notimeout
"set timeoutlen=4000
" set timeout for multicharacter keys codes (like <F1>)
set ttimeout
" set timeout to tenth of a second (could be increased for slow terminals)
set ttimeoutlen=100
" key event timeout
set updatetime=1000

"""""""""""
" DISPLAY "
"""""""""""
" highlight the cursor line
set cursorline
" show the status line
set laststatus=2
" show the cursor position
set ruler
" show mode
set showmode
" display incomplete commands
set showcmd
" display line number"
set number
" set status line
set statusline=%<%f\ %h%w%m%r%3.(\ %)%{fugitive#statusline()}%=%([%{Tlist_Get_Tagname_By_Line()}]%)%3.(\ %)%-14.(%l,%c%V%)\ %P
" always display status line
set laststatus=2

" show bad white spaces
let c_space_errors = 1
let python_space_error_highlight = 1
highlight link cSpaceError SpaceError
highlight link pythonSpaceError SpaceError
highlight SpaceError ctermfg=235 cterm=reverse

"""""""""""""""
" INDENTATION "
"""""""""""""""
" use tabs at the start of a line, spaces elsewhere
set smarttab
set smartindent
set autoindent
"" tab=4
"set tabstop=4
"set softtabstop=4
"set shiftwidth=4
" tab=8
set tabstop=8
set softtabstop=8
set shiftwidth=8
" real tabs
" set noexpandtab

if has("autocmd")
        " python
        " autocmd FileType python set tabstop=4|set shiftwidth=4|set expandtab
        autocmd BufRead,BufNewFile *.py syntax on
        autocmd BufRead,BufNewFile *.py set ai
        autocmd BufRead,BufNewFile *.py set smartindent cinwords=if,elif,else,for,while,try,except,finally,def,class
        autocmd BufRead,BufNewFile *.py set tabstop=4
        autocmd BufRead,BufNewFile *.py set expandtab
        autocmd BufRead,BufNewFile *.py set shiftwidth=4
        autocmd BufRead,BufNewFile *.py set softtabstop=4
        autocmd BufRead,BufNewFile *.py set modeline
        autocmd BufRead,BufNewFile *.py set ft=python
endif

if has("autocmd")
    autocmd BufRead,BufNewFile *.iris set ft=python
endif

" vim -b : edit binary using xxd-format!
augroup Binary
        au!
        au BufReadPre  *.bin let &bin=1
        au BufReadPost *.bin if &bin | %!xxd
        au BufReadPost *.bin set ft=xxd | endif
        au BufWritePre *.bin if &bin | %!xxd -r
        au BufWritePre *.bin endif
        au BufWritePost *.bin if &bin | %!xxd
        au BufWritePost *.bin set nomod | endif
augroup END

if has("autocmd")
        " enable file type detection and do language-dependent indenting
        " filetype plugin indent on
        " detect indentation see http://www.freehackers.org/Indent_Finder
        if has('python')
                autocmd BufReadPost /* execute system ('python2 ~/.vim/indent_finder/indent_finder.py --vim-output "' . expand('%') . '"' )
        endif
else
        " auto-indent
        set autoindent
        " smart-indent
        set smartindent
        " C-indent
        "set cindent
        " indent-expr
        "set indentexpr ""
endif

map <C-K> :pyf ~/.vim/syntax/clang-format.py<CR>
imap <C-K> <ESC>:pyf ~/.vim/syntax/clang-format.py<CR>i

""""""""""
" SEARCH "
""""""""""

" highlight search
set hlsearch
" unhighlight current search
map <silent> <F11> :nohlsearch<CR>
imap <F11> <ESC><F11>a
" highlight search while typing
set incsearch
" show matching brackets -> key %
set showmatch
" tenths of a second before blink matching brackets
set mat=5
" % match if/then/else/...
runtime macros/matchit.vim
" search word and list lines to jump with F3
" map <F3> [I:let nr = input("Which one: ") <Bar>execute "normal " . nr ."[\t"<CR>
" go to declaration with F5
" map <silent> <F5> gd:nohlsearch<CR>
" imap <F5> <ESC><F5>i
" try to go to definition or declaration with , and go back with ;
function GoToDefinition()
        try
                execute "cscope find g " . expand("<cword>")
        catch /:E259:/
                try
                        execute "tag " . expand("<cword>")
                catch /:E257:/
                        execute "normal! gd"
                        execute "nohlsearch"
                endtry
        endtry
endfunction
nmap <silent> , :call GoToDefinition()<CR>
nmap <silent> ; <C-t>

" plugin taglist
let Tlist_Ctags_Cmd = '/usr/bin/ctags'
let Tlist_Process_File_Always = 1
let Tlist_Exit_OnlyWindow = 1
"let Tlist_Close_On_Select = 1
let Tlist_Auto_Highlight_Tag = 1
let Tlist_Display_Prototype = 0
let Tlist_Display_Tag_Scope = 0
let Tlist_Show_One_File = 1
let Tlist_Compact_Format = 1
let Tlist_Enable_Fold_Column = 0
" sort by name or order ?
let Tlist_Sort_Type = "name"
"let Tlist_File_Fold_Auto_Close = 1
let Tlist_Inc_Winwidth = 0
"let Tlist_Use_Horiz_Window = 1
let Tlist_Use_Right_Window = 1
" open/close tag list window with F8
map <silent> <F8> :TlistToggle<CR>

" close preview window after a completion
if has("autocmd")
        autocmd CursorMovedI *.{[hc],cpp} if pumvisible() == 0|pclose|endif
        autocmd InsertLeave *.{[hc],cpp} if pumvisible() == 0|pclose|endif
endif

function! TagInNewTab()
        let word = expand("<cword>")
        redir => tagsfiles
        silent execute 'set tags'
        redir END
        tabe
        execute 'setlocal' . strpart(tagsfiles, 2)
        execute 'tag ' . word
endfunction

nmap    <S-Enter>    :call TagInNewTab()<CR>

"""""""""
" PASTE "
"""""""""
" set/unset paste mode with F12/shift+F12
map <F12> :set paste<CR>
map <S-F12> :set nopaste<CR>
imap <F12> <C-O>:set paste<CR>
imap <S-F12> <nop>
set pastetoggle=<S-F12>
" paste with reindent with Esc prefix
nnoremap <Esc>P P'[v']=
nnoremap <Esc>p p'[v']=

""""""""""
" WINDOW "
""""""""""
" create window below or at right of the current one
set splitbelow
set splitright
" if multiple windows
if bufwinnr(1)
        " vertically increase/decrease window size with alt+up/alt+down
        map <M-Up> <C-W>+
        map <M-Down> <C-W>-
        imap <M-Up> <ESC><M-Up>a
        imap <M-Down> <ESC><M-Down>a
        " horizontally increase/decrease window size with alt+right/alt+left
        map <M-Right> <C-W>>
        map <M-Left> <C-W><
        imap <M-Right> <ESC><M-Right>a
        imap <M-Left> <ESC><M-Left>a
        " switch to next/previous tab with ctrl+right/ctrl+left
        map <C-Right> gt
        map <C-Left> gT
        imap <C-Right> <ESC><C-Right>a
        imap <C-Left> <ESC><C-Left>a
        " switch to next/previous window with ctrl+down/ctrl+up
        map <C-Down> <C-W>w
        map <C-Up> <C-W>W
        imap <C-Down> <ESC><C-Down>a
        imap <C-Up> <ESC><C-Up>a
endif
" open automatically quickfix window
if has("autocmd")
	autocmd QuickFixCmdPost * cw
endif

" open a file in the same directory as the current file with F2 and split with shift+F2
map <F2> :tabe <C-R>=expand("%:h") . "/"<CR>
nmap <S-F2> :split <C-R>=expand("%:h") . "/"<CR>

""""""""
" HELP "
""""""""
" allow embedded man page
runtime! ftplugin/man.vim
" show vimrc with shift+F1
nmap <silent> <S-F1> :tabe ~/.vimrc<CR>gg
imap <S-F1> <Esc><S-F1>
" show contextual help with F1
function Help()
        try
        if exists('b:current_syntax') && b:current_syntax == "python"
                :call ShowPyDoc(expand("<cword>"), 1)
        else
                execute "Man " . expand("<cword>")
        endif
        catch /:E149:/
                execute "help " . expand("<cword>")
        endtry
endfunction
nmap <silent> <F1> :call Help()<CR>
imap <F1> <Esc><F1>
" show VIM help with alt+shift+F1
nmap <silent> <M-S-F1> :help <C-R>=expand("<cword>")<CR><CR>
imap <M-S-F1> <Esc><M-S-F1>

"""""""""
" TOOLS "
"""""""""
" show current changes with F10
command! DiffOrig
        \ vert new | set bt=nofile | r # | 0d_ | diffthis | wincmd p | diffthis
map <M-F10> :DiffOrig<CR>
imap <M-F10> <ESC><M-F10>a
" show git diff when committing
let g:git_diff_spawn_mode = 1
if has("autocmd")
	autocmd BufRead,BufNewFile COMMIT_EDITMSG setf git
endif

" zf#j creates a fold from the cursor down # lines.
"zf/string creates a fold from the cursor to string .
"zj moves the cursor to the next fold.
"zk moves the cursor to the previous fold.
"zo opens a fold at the cursor.
"zO opens all folds at the cursor.
"zm increases the foldlevel by one.
"zM closes all open folds.
"zr decreases the foldlevel by one.
"zR decreases the foldlevel to zero -- all folds will be open.
"zd deletes the fold at the cursor.
"zE deletes all folds.
"[z move to start of open fold.
"]z move to end of open fold.

" fold form this bracket
nmap <F10> zfa{<CR><CR>
" unfold or use End
nmap <S-F10> zo<CR><CR>
" Autosave folding
"au BufWinLeave * mkview
" Autoload folding
"au BufWinEnter * silent loadview


""""""""""""""""""""""""""""""""""""""""""""""""""
"Omni-completion par CTRL-X_CTRL-O
"""""""""""""""""""""""""""""""""""""""""""""""""""

filetype plugin on
set omnifunc=syntaxcomplete#Complete


" Enable omnicppcompletion
set nocp
filetype plugin on
let OmniCpp_ShowAccess = 0
let OmniCpp_LocalSearchDecl=1
let OmniCpp_MayCompleteDot = 1 " autocomplete after .
let OmniCpp_MayCompleteArrow = 1 " autocomplete after ->
let OmniCpp_MayCompleteScope = 1 " autocomplete after ::
set path=.,..,/usr/local/include,/usr/include

" Will search from current dir to home
set tags+=./tags;$HOME
set tags+=./tags	" in file directory
set tags+=tags		" in current directory
"for when programming in build dir
set tags+=../tags
"set tags+=~/vim/tags/systags

""""""""""""""""""""""""""""""""""""""""""""""""""
"Poser une marque visible avec F7
"""""""""""""""""""""""""""""""""""""""""""""""""""
"hi Mark guibg=indianred guifg=white gui=bold cterm=bold ctermfg=7 ctermbg=1
"sign define mark text=!> texthl=Mark
"map <F7> :exe 'sign place 001 name=mark line='.line(".").' buffer='.winbufnr(0)<CR>
"map <C-F7> :sign unplace<CR>



"""""""""""""
" Latex		"
"""""""""""""
" package vim-latexsuite
" Insert the following line in your ~/.vim/ftplugin/tex.vim file:
" imap <buffer> <leader>it <Plug>Tex_InsertItemOnThisLine
" compile with \ll
set grepprg=grep\ -nH\ $*
let g:tex_flavor = "pdflatex"
imap <buffer> <leader>it <Plug>Tex_InsertItemOnThisLine
let g:Tex_DefaultTargetFormat="pdf"

colorscheme mycolor
cnoremap sudow w !sudo tee % >/dev/null

"""""""""""
" NerdTree
"""""""""""
autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTreeType") && b:NERDTreeType == "primary") | q | endif
map <F9>   :NERDTreeToggle<CR>

"""""""""""
" GitGutter
"""""""""""
map <M-F9> :GitGutterSignsToggle <CR>
map <S-F9> :GitGutterLineHighlightsToggle <CR>

"""""""""
" Plugin"
"""""""""
"Using vundle
"cf. https://github.com/gmarik/Vundle.vim
":PluginInstall to install them
set rtp+=~/.vim/bundle/Vundle.vim/
call vundle#begin()

" let Vundle manage Vundle, required
Plugin 'gmarik/Vundle.vim'

" plugin from github
Plugin 'airblade/vim-gitgutter'
Plugin 'tpope/vim-fugitive'
Plugin 'tpope/vim-commentary'

" language pack
Plugin 'sheerun/vim-polyglot'
" color even for terminal without gui... 
" Plugin 'vim-scripts/CSApprox'
" Same as gitgutter but for other cvs
"Plugin mhinz/vim-signify

" echofunc -> what is the current function
Plugin 'mbbill/echofunc'

" What to test some color ?
Plugin 'vim-scripts/Colour-Sampler-Pack.git'

"More VCS Management
Plugin 'vim-scripts/vcscommand.vim'

" More Snippets :
Plugin 'tomtom/tlib_vim'
Plugin 'MarcWeber/vim-addon-mw-utils'
Plugin 'honza/vim-snippets'
Plugin 'garbas/vim-snipmate'

" Filesystem exploration
Plugin 'scrooloose/nerdtree'

" Python completion
"Plugin 'klen/python-mode'
"" Python Bundle
"Plugin  'davidhalter/jedi-vim'
"Plugin  'scrooloose/syntastic'
"Plugin  'majutsushi/tagbar'
"Plugin  'Yggdroot/indentLine'

" Omni completion for cpp
Plugin 'vim-scripts/OmniCppComplete'

"Syntax checking
Plugin 'scrooloose/syntastic.git'
"Completion (need more configuration for python, c# ...)
"Plugin 'Valloric/YouCompleteMe'
" VimWiki
Plugin 'vimwiki/vimwiki'
let g:vimwiki_list=[{'path':'~/.vim/vimwiki'}]

" Align
" eg. to align on the "=" do :'<,'>Align =
Plugin 'vim-scripts/Align'

" open file at the given line with the file.txt:20 syntax
Plugin 'bogado/file-line'
call vundle#end()