.vimrc

if empty(glob('~/.vim/autoload/plug.vim'))
  silent !curl -fLo ~/.vim/autoload/plug.vim --create-dirs
    \ https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
  autocmd VimEnter * PlugInstall --sync | source $MYVIMRC
endif

" Plugins ---------------------------------------------------------------------
call plug#begin('~/.vim/plugged')

Plug 'mhinz/vim-startify'

Plug 'flazz/vim-colorschemes'
Plug 'dracula/vim', { 'as': 'dracula' }
Plug 'joshdick/onedark.vim'
Plug 'qualiabyte/vim-colorstepper'

Plug 'vim-airline/vim-airline'
Plug 'vim-airline/vim-airline-themes'
Plug 'edkolev/tmuxline.vim'

Plug 'scrooloose/nerdtree'
Plug 'Xuyuanp/nerdtree-git-plugin'

Plug 'kshenoy/vim-signature'

Plug 'airblade/vim-gitgutter'

Plug 'majutsushi/tagbar'
"Plug 'ludovicchabant/vim-gutentags'

Plug 'Raimondi/delimitMate'
Plug 'Chiel92/vim-autoformat'

Plug 'Shougo/echodoc.vim'

Plug 'Valloric/MatchTagAlways'

"Plug 'SirVer/ultisnips'
Plug 'honza/vim-snippets'

Plug 'neoclide/jsonc.vim'
Plug 'sheerun/vim-polyglot'
Plug 'calviken/vim-gdscript3'
Plug 'lepture/vim-jinja'
Plug 'lumiliet/vim-twig'
Plug 'klen/python-mode'

Plug 'neoclide/coc.nvim', {'do': 'yarn install --frozen-lockfile'}

call plug#end()

" Normal vim settings ---------------------------------------------------------
syntax on
set title
set laststatus=2
set cmdheight=2
set t_Co=256
set cursorline
set cursorcolumn
"set colorcolumn=79
set number
set splitbelow
set mouse=a
set term=xterm-256color

set backspace=indent,eol,start


set smartindent
set shiftwidth=4 tabstop=4
set softtabstop=0 noexpandtab

set foldmethod=indent
set foldnestmax=10
set nofoldenable
set foldlevel=2

set list
set listchars=tab:»\ ,eol:↪,extends:❯,precedes:❮,trail:·
" keep the list chars 'tranlucent' while editing a line
au VimEnter * call matchadd('SpecialKey', '^\s\+', -1) " tab
au VimEnter * call matchadd('SpecialKey', '\s\+$', -1) " whitespace
au VimEnter * call matchadd('SpecialKey', '\n', -1) " eol


if has('clipboard')
	if has('unnamedplus')  " When possible use + register for copy-paste
		set clipboard=unnamed,unnamedplus
	else         " On mac and Windows, use * register for copy-paste
		set clipboard=unnamed
	endif
endif

" {{{ --- BackupOnSave---
"Turn on backup option
set backup
set backupdir=~/.vim/backup/
set backupdir=.backup/,~/.vim/backup/,/tmp//
set directory=.swp/,~/.vim/swap/,/tmp//
set undodir=.undo/,~/.vim/undo/,/tmp//

"Make backup before overwriting the current buffer
set writebackup

"Overwrite the original backup file
set backupcopy=yes

"Meaningful backup name, ex: filename@2015-04-05.14:59
au BufWritePre * let &bex = '@' . strftime("%F.%H")

" }}}


"" file detect
filetype plugin indent on
autocmd BufRead,BufNewFile *.gd set filetype=gdscript3
autocmd BufRead,BufNewFile *.twig set filetype=jinja.html.twig

au! BufNewFile,BufReadPost *.{yaml,yml} set filetype=yaml foldmethod=indent
autocmd FileType yaml setlocal ts=4 sts=4 sw=4 expandtab

autocmd FileType json syntax match Comment +\/\/.\+$+
augroup python_files
	autocmd!
	autocmd FileType python setlocal expandtab
	autocmd FileType python set tabstop=4
	autocmd FileType python set shiftwidth=4
augroup END


" Plugin Options --------------------------------------------------------------

" UltiSnips
let g:UltiSnipsExpandTrigger="<c-k>"
let g:UltiSnipsJumpForwardTrigger="<c-k>"
let g:UltiSnipsJumpBackwardTrigger="<c-l>"
let g:UltiSnipsEditSplit="vertical"

"" Colorscheme
color PaperColor
"hi Normal ctermbg=none guibg=none

"" Pymode
let g:pymode_indent = 0
let g:pymode_rope_completion = 1

"" Airline
let g:airline_powerline_fonts = 2
let g:airline_theme='tomorrow'
let g:airline#extensions#tabline#enabled = 1
let g:airline#extensions#coc#enabled = 1

"" Tmuxline
let g:tmuxline_preset = {
			\'a'    : '#S',
			\'c'    : ['#(whoami)', '#(uptime | cut -d " " -f 1,2,3)'],
			\'win'  : ['#I', '#W'],
			\'cwin' : ['#I', '#W', '#F'],
			\'y'    : ['%R', '%a', '%Y'],
			\'z'    : '#H'}

"" nerdTree
let NERDTreeShowHidden=1
autocmd StdinReadPre * let s:std_in=1
autocmd VimEnter * if argc() == 0 && !exists("s:std_in") | NERDTree | endif
autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTree") && b:NERDTree.isTabTree()) | q | endif
autocmd BufWinEnter * silent NERDTreeMirror
let g:NERDTreeGitStatusIndicatorMapCustom = {
			\ "Modified"  : "✹",
			\ "Staged"    : "✚",
			\ "Untracked" : "✭",
			\ "Renamed"   : "➜",
			\ "Unmerged"  : "═",
			\ "Deleted"   : "✖",
			\ "Dirty"     : "✗",
			\ "Clean"     : "✔︎",
			\ 'Ignored'   : '☒',
			\ "Unknown"   : "?"
			\ }

"" Tagbar
autocmd FileType cpp,c,js,java,gdscript3 call tagbar#autoopen(0)

let g:tagbar_type_css = {
\ 'ctagstype' : 'Css',
    \ 'kinds'     : [
        \ 'c:classes',
        \ 's:selectors',
        \ 'i:identities'
    \ ]
\ }

"" autoformat
let g:formatdef_ClangFormatGoogle = '"clang-format -style=Google"'
let g:formatters_cpp = ['ClangFormatGoogle']

"" MatchTagAlways
let g:mta_filetypes = {
			\ 'html' : 1,
			\ 'xhtml' : 1,
			\ 'xml' : 1,
			\ 'jinja' : 1,
			\ 'jinja.html.twig': 1
			\}

" Shortcut --------------------------------------------

"" Terminal sends Nul(C-@) instead of Ctrl-Space to vim
imap <C-@> <C-Space>

" Buffer
nnoremap gb :ls<CR>:b<Space>
nnoremap <C-x> :bd<CR>

" Tab navigation like Firefox.
noremap <C-t> :tabnew<CR>
noremap <C-u> :tabnext<CR>
noremap <C-y> :tabprevious<CR>

" {{{ Move windows between tabs
function MoveToPrevTab()
	"there is only one window
	if tabpagenr('$') == 1 && winnr('$') == 1
		return
	endif
	"preparing new window
	let l:tab_nr = tabpagenr('$')
	let l:cur_buf = bufnr('%')
	if tabpagenr() != 1
		close!
		if l:tab_nr == tabpagenr('$')
			tabprev
		endif
		sp
	else
		close!
		exe "0tabnew"
	endif
	"opening current buffer in new window
	exe "b".l:cur_buf
endfunc

function MoveToNextTab()
	"there is only one window
	if tabpagenr('$') == 1 && winnr('$') == 1
		return
	endif
	"preparing new window
	let l:tab_nr = tabpagenr('$')
	let l:cur_buf = bufnr('%')
	if tabpagenr() < tab_nr
		close!
		if l:tab_nr == tabpagenr('$')
			tabnext
		endif
		sp
	else
		close!
		tabnew
	endif
	"opening current buffer in new window
	exe "b".l:cur_buf
endfunc
" }}}

noremap <C-i> :call MoveToNextTab()<CR><C-w>H
noremap <C-o> :call MoveToPrevTab()<CR><C-w>H

" Windows
map <C-Up> <C-W>+
map <C-Down> <C-W>-
map <C-Right> <c-w>>
map <C-Left> <c-w><

" Misc.
nnoremap <CR> <esc>i
nnoremap <silent> <Esc><Esc> :noh<CR>
map <C-f> :NERDTreeToggle<CR>

" Use <c-space> to trigger completion.
imap <silent><expr> <c-space> coc#refresh()

" Remap keys for gotos
nmap <silent> gd <Plug>(coc-definition)
nmap <silent> gy <Plug>(coc-type-definition)
nmap <silent> gi <Plug>(coc-implementation)
nmap <silent> gr <Plug>(coc-references)