.vimrc

"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Based on https://github.com/amix/vimrc
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => dein.vim
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"dein Scripts-----------------------------
if &compatible
  set nocompatible               " Be iMproved
endif

" Required:
set runtimepath+=/Users/yukichi/.cache/dein/repos/github.com/Shougo/dein.vim

" Required:
if dein#load_state('/Users/yukichi/.cache/dein')
  call dein#begin('/Users/yukichi/.cache/dein')

  " Let dein manage dein
  " Required:
  call dein#add('/Users/yukichi/.cache/dein/repos/github.com/Shougo/dein.vim')

  " Add or remove your plugins here:
  call dein#add('Shougo/neosnippet.vim')
  call dein#add('Shougo/neosnippet-snippets')

  " You can specify revision/branch/tag.
  call dein#add('Shougo/deol.nvim', { 'rev': 'a1b5108fd' })

  call dein#add('Shougo/unite.vim')
  call dein#add('Shougo/neocomplete.vim')
  call dein#add('ujihisa/unite-colorscheme')
  call dein#add('scrooloose/nerdtree')
  call dein#add('Xuyuanp/nerdtree-git-plugin')
  call dein#add('fatih/vim-go')
  call dein#add('Shougo/deoplete.nvim')
  call dein#add('zchee/deoplete-go', {'build': 'make'})
  call dein#add('vim-syntastic/syntastic')
  call dein#add('kylef/apiblueprint.vim')
  call dein#add('elzr/vim-json')
  call dein#add('majutsushi/tagbar')
  call dein#add('Yggdroot/indentLine')
  call dein#add('editorconfig/editorconfig-vim')
  call dein#add('derekwyatt/vim-scala')
  " colorshemes
  call dein#add('nanotech/jellybeans.vim')
  call dein#add('w0ng/vim-hybrid')
  call dein#add('vim-scripts/twilight')
  call dein#add('jonathanfilip/vim-lucius')
  call dein#add('jpo/vim-railscasts-theme')
  call dein#add('altercation/vim-colors-solarized')
  call dein#add('vim-scripts/Wombat')
  call dein#add('tomasr/molokai')
  call dein#add('vim-scripts/rdark')
  call dein#add('croaker/mustang-vim')
  call dein#add('mhartington/oceanic-next')


  " Required:
  call dein#end()
  call dein#save_state()
endif

" Required:
filetype plugin indent on
syntax enable

" If you want to install not installed plugins on startup.
if dein#check_install()
  call dein#install()
endif

"End dein Scripts-------------------------


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => 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

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

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

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


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => 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
source $VIMRUNTIME/delmenu.vim
source $VIMRUNTIME/menu.vim

" 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

" Show line number
set number

" Height of the command bar
set cmdheight=2

" 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

" In many terminal emulators the mouse works just fine, thus enable it.
if has('mouse')
  set mouse=a
endif

" 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

" Show white spaces
"set list
"set listchars=tab:»-,trail:.,eol:↲,extends:»,precedes:«,nbsp:%


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

" Enable 256 colors palette in Gnome Terminal
if $COLORTERM == 'gnome-terminal'
    set t_Co=256
endif

"let g:hybrid_custom_term_colors = 1
"let g:hybrid_reduced_contrast = 1 " Remove this line if using the default palette.
"let g:molokai_original = 1
"let g:rehash256 = 1

try
    colorscheme hybrid
catch
endtry

set background=dark

" Set extra options when running in GUI mode
if has("gui_running")
    set guioptions-=T
    set guioptions-=e
    set t_Co=256
    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 et.c 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


""""""""""""""""""""""""""""""
" => Visual mode related
""""""""""""""""""""""""""""""
" Visual mode pressing * or # searches for the current selection
" Super useful! From an idea by Michael Naumann
vnoremap <silent> * :<C-u>call VisualSelection('', '')<CR>/<C-R>=@/<CR><CR>
vnoremap <silent> # :<C-u>call VisualSelection('', '')<CR>?<C-R>=@/<CR><CR>


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Moving around, tabs, windows and buffers
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Treat long lines as break lines (useful when moving around in them)
map j gj
map k gk

" Map <Space> to / (search) and Ctrl-<Space> to ? (backwards search)
map <space> /
map <c-space> ?

" 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


""""""""""""""""""""""""""""""
" => 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 ^

" Move a line of text using ALT+[jk] or Command+[jk] on mac
nmap <M-j> mz:m+<cr>`z
nmap <M-k> mz:m-2<cr>`z
vmap <M-j> :m'>+<cr>`<my`>mzgv`yo`z
vmap <M-k> :m'<-2<cr>`>my`<mzgv`yo`z

if has("mac") || has("macunix")
  nmap <D-j> <M-j>
  nmap <D-k> <M-k>
  vmap <D-j> <M-j>
  vmap <D-k> <M-k>
endif

" Delete trailing white space on save, useful for Python and CoffeeScript ;)
func! DeleteTrailingWS()
  exe "normal mz"
  %s/\s\+$//ge
  exe "normal `z"
endfunc
autocmd BufWrite *.py :call DeleteTrailingWS()
autocmd BufWrite *.coffee :call DeleteTrailingWS()


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Ag searching and cope displaying
"    requires ag.vim - it's much better than vimgrep/grep
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" When you press gv you Ag after the selected text
vnoremap <silent> gv :call VisualSelection('gv', '')<CR>

" Open Ag and put the cursor in the right position
map <leader>g :Ag

" 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 Ag, 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>


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => 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
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
function! CmdLine(str)
    exe "menu Foo.Bar :" . a:str
    emenu Foo.Bar
    unmenu Foo
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("Ag \"" . l:pattern . "\" " )
    elseif a:direction == 'replace'
        call CmdLine("%s" . '/'. l:pattern . '/')
    endif

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


" 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

" Make VIM remember position in file after reopen
" if has("autocmd")
"   au BufReadPost * if line("'\"") > 1 && line("'\"") <= line("$") | exe "normal! g'\"" | endif
"endif
"


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => netrw.vim
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" netrwは常にtree view
let g:netrw_liststyle = 3
" 'v'でファイルを開くときは右側に開く。(デフォルトが左側なので入れ替え)
"let g:netrw_altv = 1
" 'o'でファイルを開くときは下側に開く。(デフォルトが上側なので入れ替え)
"let g:netrw_alto = 1


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => template
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
augroup templates
    autocmd!
    autocmd BufNewFile *.sh 0r $HOME/.vim/template/template.sh
    autocmd BufNewFile *.html 0r $HOME/.vim/template/template.html
augroup END


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => NERD Tree
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Open a NERDTree automatically when vim starts up
autocmd vimenter * NERDTree | wincmd p

autocmd StdinReadPre * let s:std_in=1

" Open a NERDTree automatically when vim starts up if no files were specified (start vim with plain vim, not vim .)
autocmd VimEnter * if argc() == 0 && !exists("s:std_in") | NERDTree | endif
" Open NERDTree automatically when vim starts up on opening a directory
autocmd VimEnter * if argc() == 1 && isdirectory(argv()[0]) && !exists("s:std_in") | exe 'NERDTree' argv()[0] | wincmd p | ene | endif

" Toggle NERDTree
map <C-n> :NERDTreeToggle<CR>
"nnoremap <silent><C-n> :NERDTreeToggle<CR>

" when I press <C-b> or <leader><b> in the NERDtree window, the command line shows :Bookmark <name>, all I need to do is fill the <name> and enter.
autocmd Filetype nerdtree nnoremap <buffer> <C-b> :Bookmark<Space>
autocmd Filetype nerdtree nnoremap <buffer> <leader>b :Bookmark<Space>

" Close vim if the only window left open is a NERDTree
autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTree") && b:NERDTree.isTabTree()) | q | endif

" NERDTress File highlighting
function! NERDTreeHighlightFile(extension, fg, bg, guifg, guibg)
    exec 'autocmd filetype nerdtree highlight ' . a:extension .' ctermbg='. a:bg .' ctermfg='. a:fg .' guibg='. a:guibg .' guifg='. a:guifg
    exec 'autocmd filetype nerdtree syn match ' . a:extension .' #^\s\+.*'. a:extension .'$#'
endfunction

" Highlighting for different file extensions
call NERDTreeHighlightFile('jade', 'green', 'none', 'green', '#151515')
call NERDTreeHighlightFile('ini', 'yellow', 'none', 'yellow', '#151515')
call NERDTreeHighlightFile('md', 'blue', 'none', '#3366FF', '#151515')
call NERDTreeHighlightFile('yml', 'yellow', 'none', 'yellow', '#151515')
call NERDTreeHighlightFile('config', 'yellow', 'none', 'yellow', '#151515')
call NERDTreeHighlightFile('conf', 'yellow', 'none', 'yellow', '#151515')
call NERDTreeHighlightFile('json', 'yellow', 'none', 'yellow', '#151515')
call NERDTreeHighlightFile('html', 'yellow', 'none', 'yellow', '#151515')
call NERDTreeHighlightFile('styl', 'cyan', 'none', 'cyan', '#151515')
call NERDTreeHighlightFile('css', 'cyan', 'none', 'cyan', '#151515')
call NERDTreeHighlightFile('coffee', 'Red', 'none', 'red', '#151515')
call NERDTreeHighlightFile('js', 'Red', 'none', '#ffa500', '#151515')
call NERDTreeHighlightFile('php', 'Magenta', 'none', '#ff01ff', '#151515')
call NERDTreeHighlightFile('go', 'Magenta', 'none', '#ff00ff', '#151515')

" Change default arrows
let g:NERDTreeDirArrowExpandable = '▸' "'>'
let g:NERDTreeDirArrowCollapsible = '▾' "'v'

" nerdtree-git-plugin change symbols
"let g:NERDTreeIndicatorMapCustom = {
"    \ "Modified"  : "✹",
"    \ "Staged"    : "✚",
"    \ "Untracked" : "✭",
"    \ "Renamed"   : "➜",
"    \ "Unmerged"  : "═",
"    \ "Deleted"   : "✖",
"    \ "Dirty"     : "✗",
"    \ "Clean"     : "✔︎",
"    \ "Unknown"   : "?"
"    \ }

" Switching tabs
map  <C-l> :tabn<CR>
map  <C-h> :tabp<CR>
"map  <C-n> :tabnew<CR>


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => vim-go
" https://github.com/fatih/vim-go
" https://github.com/fatih/vim-go-tutorial
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Text objects: Those are if and af. if means inner function and it allows you to select the content of a function enclosure.

set autowrite

"map <C-n> :cnext<CR>
"map <C-m> :cprevious<CR>
nnoremap <leader>a :cclose<CR>

autocmd FileType go nmap <leader>b <Plug>(go-build)
autocmd FileType go nmap <leader>r <Plug>(go-run)
autocmd FileType go nmap <leader>t <Plug>(go-test)
autocmd FileType go nmap <leader>c <Plug>(go-coverage)
"autocmd FileType go nmap <Leader>c <Plug>(go-coverage-toggle)
autocmd FileType go nmap <Leader>ds <Plug>(go-def-split)
autocmd FileType go nmap <Leader>dv <Plug>(go-def-vertical)
autocmd FileType go nmap <Leader>dt <Plug>(go-def-tab)
autocmd FileType go nmap <Leader>gd <Plug>(go-doc)
autocmd FileType go nmap <Leader>gv <Plug>(go-doc-vertical)
autocmd FileType go nmap <Leader>gb <Plug>(go-doc-browser)
autocmd FileType go nmap <Leader>s <Plug>(go-implements)
autocmd FileType go nmap <Leader>i <Plug>(go-info)
autocmd FileType go nmap <Leader>e <Plug>(go-rename)

" syntax-highlighting
let g:go_highlight_functions = 1
let g:go_highlight_methods = 1
let g:go_highlight_fields = 1
let g:go_highlight_types = 1
let g:go_highlight_operators = 1
let g:go_highlight_build_constraints = 1
let g:go_highlight_extra_types = 1
let g:go_highlight_generate_tags = 1

let g:go_fmt_command = "goimports"
let g:go_fmt_fail_silently = 0
let g:go_fmt_autosave = 1

let g:go_list_type = "quickfix"

let g:go_test_timeout = '10s'

let g:syntastic_go_checkers = ['golint', 'govet', 'errcheck']
let g:syntastic_mode_map = { 'mode': 'active', 'passive_filetypes': ['go'] }

let g:go_textobj_include_function_doc = 1
let g:go_snippet_case_type = "snake_case"  "or camelcase

let g:go_auto_sameids = 1

autocmd BufNewFile,BufRead *.go setlocal noexpandtab tabstop=4 shiftwidth=4

let g:go_metalinter_enabled = ['vet', 'golint', 'errcheck']
let g:go_metalinter_autosave = 1
let g:go_metalinter_autosave_enabled = ['vet', 'golint']
let g:go_metalinter_deadline = "5s"

" highlight "err" string
autocmd FileType go :highlight goErr cterm=bold ctermfg=214
autocmd FileType go :match goErr /\<err\>/


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => deoplete-go
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" neocomplete like
set completeopt+=noinsert
" deoplete.nvim recommend
set completeopt+=noselect

" Path to python interpreter for neovim
let g:python3_host_prog  = '/usr/local/bin/python3'
" Skip the check of neovim module
let g:python3_host_skip_check = 1

" Run deoplete.nvim automatically
let g:deoplete#enable_at_startup = 1
" deoplete-go settings
let g:deoplete#sources#go#gocode_binary = $GOPATH.'/bin/gocode'
let g:deoplete#sources#go#sort_class = ['package', 'func', 'type', 'var', 'const']
let g:deoplete#sources#go#pointer = 1
let g:deoplete#sources#go#use_cache = 1
let g:deoplete#sources#go#json_directory = '/path/to/data_dir'


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => syntastic
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
set statusline+=%#warningmsg#
set statusline+=%{SyntasticStatuslineFlag()}
set statusline+=%*

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


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => vim-json
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
let g:vim_json_syntax_conceal = 0


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Tagbar
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
nmap <F8> :TagbarToggle<CR>
nmap <F9> :TagbarShowTag<CR>


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => indentLine
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"set list lcs=tab:\|\
"let g:indentLine_leadingSpaceEnabled = 1
"let g:indentLine_leadingSpaceChar = '·'
"let g:indentLine_showFirstIndentLevel = 1

"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => vim-scala
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
let g:scala_scaladoc_indent = 1