.vimrc

" Specify a directory for plugins
" - For Neovim: stdpath('data') . '/plugged'
" - Avoid using standard Vim directory names like 'plugin'
call plug#begin('~/.vim/plugged')

" Make sure you use single quotes

" Shorthand notation; fetches https://github.com/junegunn/vim-easy-align
Plug 'junegunn/vim-easy-align'

" Any valid git URL is allowed
Plug 'junegunn/vim-github-dashboard'

" On-demand loading
Plug 'preservim/nerdtree', { 'on':  'NERDTreeToggle' } |
            \ Plug 'Xuyuanp/nerdtree-git-plugin' |
            \ Plug 'ryanoasis/vim-devicons'
            

" Using a non-default branch
Plug 'rdnetto/YCM-Generator', { 'branch': 'stable' }

" Plugin outside ~/.vim/plugged with post-update hook
Plug 'junegunn/fzf', { 'do': { -> fzf#install() } }
Plug 'junegunn/fzf.vim'

" Unmanaged plugin (manually installed and updated)
Plug '~/my-prototype-plugin'

" Install You compleme
Plug 'ycm-core/YouCompleteMe'

" Install gruvbox color scheme
Plug 'lifepillar/vim-solarized8'

" Install lightline
Plug 'itchyny/lightline.vim'

" Install CtrP
Plug 'kien/ctrlp.vim'

" Install vim rainbow brace
Plug 'frazrepo/vim-rainbow'

" Install ACK vim 
Plug 'mileszs/ack.vim'

" Install vim-fugitive to manage git
Plug 'tpope/vim-fugitive'

" Install jedi vim for python
Plug 'davidhalter/jedi-vim'

" Install vim-ident guide for ident indicator
Plug 'nathanaelkane/vim-indent-guides'

" Install vim-gitgutter to show git diff
"Plug 'airblade/vim-gitgutter'

" Install buffer explorer
Plug 'jlanzarotta/bufexplorer'

" Initialize plugin system
call plug#end()

"======================== User config ============================"
" Disable sound
set visualbell

" Set show line number
set number

" Set split
set splitbelow

" Set new buff size
set termwinsize=10x0

" Set color term for terminal use
"let g:solarized_termcolors=256
" set this to disable transparent layer in the upper of text 
"let g:solarized_termtrans = 1
"let g:solarized_degrade=1
set termguicolors

" Background
set background=dark

" Color scheme
colorscheme solarized8_flat

if (has("termguicolors"))
    set termguicolors
endif

let g:rainbow_active = 1

"---------------------------------------------------------------
"---------------------------------------------------------------

" Config for pep 8 python
au BufNewFile,BufRead *.py
            \ set tabstop=4     |
            \ set softtabstop=4 |
            \ set shiftwidth=4  |
            \ set textwidth=79  |
            \ set expandtab     |
            \ set autoindent    |   
            \ set fileformat=unix

" Config auto config
let g:ycm_autoclose_preview_window_after_completion=1

" Set auto use local ycm config instead
let g:ycm_confirm_extra_conf=0

" Set minimum charactor for completion
let g:ycm_min_num_of_chars_for_completion = 3

" Set error symbol ycm
let g:ycm_enable_diagnostic_signs = 0

" Set highlight for line error only
let g:ycm_enable_diagnostic_highlighting = 1

" Set cursor line
set cursorline
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Maintainer: 
"       Amir Salihefendic — @amix3k
"
" Awesome_version:
"       Get this config, nice color schemes and lots of plugins!
"
"       Install the awesome version from:
"
"           https://github.com/amix/vimrc
"
" Sections:
"    -> General
"    -> VIM user interface
"    -> Colors and Fonts
"    -> Files and backups
"    -> Text, tab and indent related
"    -> Visual mode related
"    -> Moving around, tabs and buffers
"    -> Status line
"    -> Editing mappings
"    -> vimgrep searching and cope displaying
"    -> Spell checking
"    -> Misc
"    -> Helper functions
"
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => General
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Sets how many lines of history VIM has to remember
set history=500

" Enable filetype plugins
filetype plugin on
filetype indent on

" Set to auto read when a file is changed from the outside
set autoread
au FocusGained,BufEnter * checktime

" With a map leader it's possible to do extra key combinations
" like <leader>w saves the current file
let mapleader = ","

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

" :W sudo saves the file 
" (useful for handling the permission-denied error)
command! W execute 'w !sudo tee % > /dev/null' <bar> edit!


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => VIM user interface
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Set 7 lines to the cursor - when moving vertically using j/k
set so=7

" Avoid garbled characters in Chinese language windows OS
let $LANG='en' 
set langmenu=en

" Turn on the Wild menu
set wildmenu

" Ignore compiled files
set wildignore=*.o,*~,*.pyc
if has("win16") || has("win32")
    set wildignore+=.git\*,.hg\*,.svn\*
else
    set wildignore+=*/.git/*,*/.hg/*,*/.svn/*,*/.DS_Store
endif

"Always show current position
set ruler

" Height of the command bar
set cmdheight=1

" A buffer becomes hidden when it is abandoned
set hid

" Configure backspace so it acts as it should act
set backspace=eol,start,indent
set whichwrap+=<,>,h,l

" Ignore case when searching
set ignorecase

" When searching try to be smart about cases 
set smartcase

" Highlight search results
set hlsearch

" Makes search act like search in modern browsers
set incsearch 

" Don't redraw while executing macros (good performance config)
set lazyredraw 

" For regular expressions turn magic on
set magic

" Show matching brackets when text indicator is over them
set showmatch 

" How many tenths of a second to blink when matching brackets
set mat=2

" No annoying sound on errors
set noerrorbells
set novisualbell
set t_vb=
set tm=500

" Properly disable sound on errors on MacVim
if has("gui_macvim")
    autocmd GUIEnter * set vb t_vb=
endif


" Add a bit extra margin to the left
set foldcolumn=1


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Colors and Fonts
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Enable syntax highlighting
syntax enable 

" Set extra options when running in GUI mode
if has("gui_running")
    set guioptions-=T
    set guioptions-=e
    set guitablabel=%M\ %t
endif

" Set utf8 as standard encoding and en_US as the standard language
set encoding=utf8

" Use Unix as the standard file type
set ffs=unix,dos,mac


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Files, backups and undo
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Turn backup off, since most stuff is in SVN, git etc. anyway...
set nobackup
set nowb
set noswapfile


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Text, tab and indent related
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Use spaces instead of tabs
set expandtab

" Be smart when using tabs ;)
set smarttab

" 1 tab == 4 spaces
set shiftwidth=4
set tabstop=4

" Linebreak on 500 characters
set lbr
set tw=500

set ai "Auto indent
set si "Smart indent
set wrap "Wrap lines


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Moving around, tabs, windows and buffers
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Disable highlight when <leader><cr> is pressed
map <silent> <leader><cr> :noh<cr>

" 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

" Close the current buffer
map <leader>bd :Bclose<cr>:tabclose<cr>gT

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

map <leader>l :bnext<cr>
map <leader>h :bprevious<cr>

" Useful mappings for managing tabs
map <leader>tn :tabnew<cr>
map <leader>to :tabonly<cr>
map <leader>tc :tabclose<cr>
map <leader>tm :tabmove 
map <leader>t<leader> :tabnext 

" Let 'tl' toggle between this and the last accessed tab
let g:lasttab = 1
nmap <Leader>tl :exe "tabn ".g:lasttab<CR>
au TabLeave * let g:lasttab = tabpagenr()


" Opens a new tab with the current buffer's path
" Super useful when editing files in the same directory
map <leader>te :tabedit <C-r>=expand("%:p:h")<cr>/

" Switch CWD to the directory of the open buffer
map <leader>cd :cd %:p:h<cr>:pwd<cr>

" Specify the behavior when switching between buffers 
try
  set switchbuf=useopen,usetab,newtab
  set stal=2
catch
endtry

" Return to last edit position when opening files (You want this!)
au BufReadPost * if line("'\"") > 1 && line("'\"") <= line("$") | exe "normal! g'\"" | endif

" Map key control for YCM
nnoremap <leader>vgt :vsplit \| YcmCompleter GoTo<cr>
nnoremap <leader>sgt :split \| YcmCompleter GoTo<cr>
nnoremap <leader>gt :YcmCompleter GoTo<cr>

""""""""""""""""""""""""""""""
" => Status line
""""""""""""""""""""""""""""""
" Always show the status line
set laststatus=2

" Format the status line
set statusline=\ %{HasPaste()}%F%m%r%h\ %w\ \ CWD:\ %r%{getcwd()}%h\ \ \ Line:\ %l\ \ Column:\ %c


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Editing mappings
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Remap VIM 0 to first non-blank character
map 0 ^

" Delete trailing white space on save, useful for some filetypes ;)
fun! CleanExtraSpaces()
    let save_cursor = getpos(".")
    let old_query = getreg('/')
    silent! %s/\s\+$//e
    call setpos('.', save_cursor)
    call setreg('/', old_query)
endfun

if has("autocmd")
    autocmd BufWritePre *.txt,*.js,*.py,*.wiki,*.sh,*.coffee :call CleanExtraSpaces()
endif


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Spell checking
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Pressing ,ss will toggle and untoggle spell checking
map <leader>ss :setlocal spell!<cr>

" Shortcuts using <leader>
map <leader>sn ]s
map <leader>sp [s
map <leader>sa zg
map <leader>s? z=

"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Misc
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Remove the Windows ^M - when the encodings gets messed up
noremap <Leader>m mmHmt:%s/<C-V><cr>//ge<cr>'tzt'm

" Quickly open a buffer for scribble
map <leader>q :e ~/buffer<cr>

" Quickly open a markdown buffer for scribble
map <leader>x :e ~/buffer.md<cr>

" Toggle paste mode on and off
map <leader>pp :setlocal paste!<cr>


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Helper functions
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Returns true if paste mode is enabled
function! HasPaste()
    if &paste
        return 'PASTE MODE  '
    endif
    return ''
endfunction

" Don't close window, when deleting a buffer
command! Bclose call <SID>BufcloseCloseIt()
function! <SID>BufcloseCloseIt()
    let l:currentBufNum = bufnr("%")
    let l:alternateBufNum = bufnr("#")

    if buflisted(l:alternateBufNum)
        buffer #
    else
        bnext
    endif

    if bufnr("%") == l:currentBufNum
        new
    endif

    if buflisted(l:currentBufNum)
        execute("bdelete! ".l:currentBufNum)
    endif
endfunction

function! CmdLine(str)
    call feedkeys(":" . a:str)
endfunction 

function! VisualSelection(direction, extra_filter) range
    let l:saved_reg = @"
    execute "normal! vgvy"

    let l:pattern = escape(@", "\\/.*'$^~[]")
    let l:pattern = substitute(l:pattern, "\n$", "", "")

    if a:direction == 'gv'
        call CmdLine("Ack '" . l:pattern . "' " )
    elseif a:direction == 'replace'
        call CmdLine("%s" . '/'. l:pattern . '/')
    endif

    let @/ = l:pattern
    let @" = l:saved_reg
endfunction

"============================ Plugin configure ========="
""""""""""""""""""""""""""""""
" => bufExplorer plugin
""""""""""""""""""""""""""""""
let g:bufExplorerDefaultHelp=0
let g:bufExplorerShowRelativePath=1
let g:bufExplorerFindActive=1
let g:bufExplorerSortBy='name'
map <leader>o :BufExplorer<cr>

""""""""""""""""""""""""""""""
" => CTRL-P
""""""""""""""""""""""""""""""
let g:ctrlp_working_path_mode = 0

" Quickly find and open a file in the current working directory
"let g:ctrlp_map = '<C-f>'
map <leader>j :CtrlP<cr>

" Quickly find and open a buffer
map <leader>b :CtrlPBuffer<cr>

" Quickly find and open a recently opened file
map <leader>f :CtrlPMRU<CR>

let g:ctrlp_max_height = 20
let g:ctrlp_custom_ignore = 'node_modules\|^\.DS_Store\|^\.git\|^\.coffee'

"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Nerd Tree
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
let g:NERDTreeWinPos = "right"
let NERDTreeShowHidden=0
let NERDTreeIgnore = ['\.pyc$', '__pycache__']
let g:NERDTreeWinSize=35
map <leader>nn :NERDTreeToggle<cr>
map <leader>nb :NERDTreeFromBookmark<Space>
map <leader>nf :NERDTreeFind<cr>

let g:NERDTreeGitStatusIndicatorMapCustom = {
                \ 'Modified'  :'✹',
                \ 'Staged'    :'✚',
                \ 'Untracked' :'✭',
                \ 'Renamed'   :'➜',
                \ 'Unmerged'  :'═',
                \ 'Deleted'   :'✖',
                \ 'Dirty'     :'✗',
                \ 'Ignored'   :'☒',
                \ 'Clean'     :'✔︎',
                \ 'Unknown'   :'?',
                \ }
" Enable nerd font
let g:NERDTreeGitStatusUseNerdFonts = 1 " you should install nerdfonts by yourself. default: 0
" Exit Vim if NERDTree is the only window remaining in the only tab.
autocmd BufEnter * if tabpagenr('$') == 1 && winnr('$') == 1 && exists('b:NERDTree') && b:NERDTree.isTabTree() | quit | endif
" Close the tab if NERDTree is the only window remaining in it.
autocmd BufEnter * if winnr('$') == 1 && exists('b:NERDTree') && b:NERDTree.isTabTree() | quit | endif

"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => lightline
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
let g:lightline = {
      \ 'colorscheme': 'solarized',
      \ 'active': {
      \   'left': [ ['mode', 'paste'],
      \             ['fugitive', 'readonly', 'filename', 'modified'] ],
      \   'right': [ [ 'lineinfo' ], ['percent'] ]
      \ },
      \ 'component': {
      \   'readonly': '%{&filetype=="help"?"":&readonly?"🔒":""}',
      \   'modified': '%{&filetype=="help"?"":&modified?"+":&modifiable?"":"-"}',
      \   'fugitive': '%{exists("*FugitiveHead")?FugitiveHead():""}'
      \ },
      \ 'component_visible_condition': {
      \   'readonly': '(&filetype!="help"&& &readonly)',
      \   'modified': '(&filetype!="help"&&(&modified||!&modifiable))',
      \   'fugitive': '(exists("*FugitiveHead") && ""!=FugitiveHead())'
      \ },
      \ 'separator': { 'left': ' ', 'right': ' ' },
      \ 'subseparator': { 'left': ' ', 'right': ' ' }
      \ }

"========================== File Types config ==================="
""""""""""""""""""""""""""""""
" => Python section
""""""""""""""""""""""""""""""
let python_highlight_all = 1
au FileType python syn keyword pythonDecorator True None False self

au BufNewFile,BufRead *.jinja set syntax=htmljinja
au BufNewFile,BufRead *.mako set ft=mako

au FileType python map <buffer> F :set foldmethod=indent<cr>

au FileType python inoremap <buffer> $r return 
au FileType python inoremap <buffer> $i import 
au FileType python inoremap <buffer> $p print 
au FileType python inoremap <buffer> $f # --- <esc>a
au FileType python map <buffer> <leader>1 /class 
au FileType python map <buffer> <leader>2 /def 
au FileType python map <buffer> <leader>C ?class 
au FileType python map <buffer> <leader>D ?def 

""""""""""""""""""""""""""""""
" => Markdown
""""""""""""""""""""""""""""""
let vim_markdown_folding_disabled = 1

"================================== Extended config ============="
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Important: 
"       This requries that you install https://github.com/amix/vimrc !
"

"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Fast editing and reloading of vimrc configs
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
map <leader>e :e! ~/.vimrc<cr>
autocmd! bufwritepost ~/.vimrc source ~/.vimrc


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Turn persistent undo on 
"    means that you can undo even when you close a buffer/VIM
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
try
    set undodir=~/.vim/temp_dirs/undodir
    set undofile
catch
endtry


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Command mode related
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Smart mappings on the command line
cno $h e ~/
cno $d e ~/Desktop/
cno $j e ./
cno $c e <C-\>eCurrentFileDir("e")<cr>

" $q is super useful when browsing on the command line
" it deletes everything until the last slash 
cno $q <C-\>eDeleteTillSlash()<cr>

" Bash like keys for the command line
cnoremap <C-A>		<Home>
cnoremap <C-E>		<End>
cnoremap <C-K>		<C-U>

cnoremap <C-P> <Up>
cnoremap <C-N> <Down>

"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => General abbreviations
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
iab xdate <C-r>=strftime("%d/%m/%y %H:%M:%S")<cr>


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Ack searching and cope displaying
"    requires ack.vim - it's much better than vimgrep/grep
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Use the the_silver_searcher if possible (much faster than Ack)
if executable('ag')
  let g:ackprg = 'ag --vimgrep --smart-case'
endif

" When you press gv you Ack after the selected text
vnoremap <silent> gv :call VisualSelection('gv', '')<CR>

" Open Ack and put the cursor in the right position
map <leader>ag :Ag<space>

" When you press <leader>r you can search and replace the selected text
vnoremap <silent> <leader>r :call VisualSelection('replace', '')<CR>

" Do :help cope if you are unsure what cope is. It's super useful!
"
" When you search with Ack, display your results in cope by doing:
"   <leader>cc
"
" To go to the next search result do:
"   <leader>n
"
" To go to the previous search results do:
"   <leader>p
"
map <leader>cc :botright cope<cr>
map <leader>co ggVGy:tabnew<cr>:set syntax=qf<cr>pgg
map <leader>n :cn<cr>
map <leader>p :cp<cr>

" Make sure that enter is never overriden in the quickfix window
autocmd BufReadPost quickfix nnoremap <buffer> <CR> <CR>


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Helper functions
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
func! DeleteTillSlash()
    let g:cmd = getcmdline()

    if has("win16") || has("win32")
        let g:cmd_edited = substitute(g:cmd, "\\(.*\[\\\\]\\).*", "\\1", "")
    else
        let g:cmd_edited = substitute(g:cmd, "\\(.*\[/\]\\).*", "\\1", "")
    endif

    if g:cmd == g:cmd_edited
        if has("win16") || has("win32")
            let g:cmd_edited = substitute(g:cmd, "\\(.*\[\\\\\]\\).*\[\\\\\]", "\\1", "")
        else
            let g:cmd_edited = substitute(g:cmd, "\\(.*\[/\]\\).*/", "\\1", "")
        endif
    endif   

    return g:cmd_edited
endfunc

func! CurrentFileDir(cmd)
    return a:cmd . " " . expand("%:p:h") . "/"
endfunc

""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => fzf vim
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
let g:fzf_vim = {}
nmap <silent> sf :Files<cr>


""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Indent Guide
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
hi IndentGuidesOdd  ctermbg=green
hi IndentGuidesEven ctermbg=cyan
let g:indent_guides_enable_on_vim_startup = 1

"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Easy Align
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Start interactive EasyAlign in visual mode (e.g. vipga)
xmap ga <Plug>(EasyAlign)

" Start interactive EasyAlign for a motion/text object (e.g. gaip)
nmap ga <Plug>(EasyAlign)