vim/vimrc

" Standard setup {{{1
" set non-compatible
set nocompatible

" set syntax highlighting
syntax on

" Enable netrw
filetype plugin indent on

" start pathogen
call pathogen#infect()
call pathogen#helptags()


"Leaders {{{1
let mapleader = "\<Space>"
let maplocalleader = "\\"

" Config {{{1
" Set auto read so a file is updated if externally changed
set autoread

" Turn on mouse Interaction
" set mouse=a

" Set spelcheck language
set spelllang=en_gb

" Set default split to be right or bottom
set splitright
set splitbelow

" Generally, I want my text width to be 80
set textwidth=80

" Set my colourscheme
"
" Access colors present in 256 colorspace
let base16colorspace=256

" Set my colourscheme
colorscheme base16-gruvbox-dark-hard

if exists('+colorcolumn')
	augroup colorcols
		autocmd!
		autocmd VimEnter,BufEnter,FocusGained,WinEnter * let &l:colorcolumn='+' . join(range(1,254),',+')
		autocmd WinLeave,FocusLost * let &l:colorcolumn='' . join(range(0,254),',')
	augroup END
endif


" Tell vim it's a fast terminal
set ttyfast

" set relative ruler with current line as real line number
set relativenumber
set number

" Stop vim wrapping a line mid-word
set linebreak

" search in sub folders
set path+=**

" Display matching files when tab completing - ignoring files that I probably
" dont want to match
set wildmenu
set wildignore+=*.min.js,*.min.css,*/node_modules/*,*/dist/*

" Allows vim to background buffers without saving
set hidden

" Time vim waits to see if you are pushing another key
set timeoutlen=500

" set tabwidth
set autoindent
set smartindent
set shiftwidth=4
set tabstop=4

" Add invisivle character reperesentation
set list listchars=tab:»\ ,trail:\␣,eol:↩

" make search highlight as you type
set incsearch

" Make search case insensitive unless I type a capital letter
set ignorecase smartcase

" Make backspace work properly in insert mode
set backspace=indent,eol,start

" Show commands as you type them
set showcmd

" Highlighting the current line
set cursorline

" Make vim default to the plus register (system clipboard) when yanking etc.
"set clipboard=unnamedplus

" Make the cursor change in insert mode
"Ps = 0  -> blinking block.
"Ps = 1  -> blinking block (default).
"Ps = 2  -> steady block.
"Ps = 3  -> blinking underline.
"Ps = 4  -> steady underline.
"Ps = 5  -> blinking bar (xterm).
"Ps = 6  -> steady bar (xterm).
let &t_SI = "\e[5 q"
let &t_EI = "\e[1 q"

" reset cursor on start
" In zsh I have a bar when in insert mode and a box when in visual. I want
" vim to automatically switch to a box when I open it
augroup cursorToBox
au!
autocmd VimEnter * silent !echo -ne "\e[1 q"
augroup END

" Makes vim try to keep 5 lines visible at the top and bottom
set scrolloff=5


" Highlighting {{{1

" background {{{2
highlight Normal guibg=NONE ctermbg=NONE
" Spell {{{2
highlight clear SpellBad
highlight SpellBad cterm=underline ctermfg=red


highlight clear SpellRare
highlight SpellRare cterm=underline ctermfg=yellow

highlight clear SpellLocal
highlight SpellLocal cterm=underline ctermfg=yellow


" Plugin Options {{{1

" Airline
set laststatus=2
let g:airline_powerline_fonts = 1
let g:airline_theme='base16'

" Vimtex
let g:tex_flavor='latex'
let g:vimtex_view_method='zathura'
let g:vimtex_quickfix_mode=0
set conceallevel=1
let g:tex_conceal='abdmg'

" Tables
let g:table_mode_corner_corner='+'
let g:table_mode_header_fillchar='='

" UtiliSnips
let g:UltiSnipsExpandTrigger="<tab>"
let g:UltiSnipsEditSplit="vertical"

" Lion
let g:lion_squeeze_spaces = 1

" FZF
" Prefixes all of the fzf commands
let g:fzf_command_prefix = 'Fzf'
" Mappings for common Fzf commands
nnoremap <leader>f = :FzfFiles<cr>
nnoremap <leader>b = :FzfBuffers<cr>
nnoremap <leader>h = :FzfHelptags<cr>
" Space is important at the end of this command
nnoremap <leader>/ = :FzfRg 

" deoplete

" If I am running neovim, I want deoplete to start
if has('nvim')
	let g:deoplete#enable_at_startup = 1
endif


"}}}
" Functions {{{1

function! NewHtml()
	read ~/Templates/html
	normal! ggdd
	setlocal filetype=html
endfunction


function! NewLatex()
	read ~/Templates/latex
	normal! ggdd
	setlocal filetype=tex
endfunction

function! NewShellscript()
	read ~/Templates/boilerplate.sh
	normal! ggdd
	setlocal filetype=bash
endfunction

" Moves to open window, or focuses it
" https://www.reddit.com/r/vim/comments/8f80o3/awesome_way_to_navigate_windows_and_autocreate/
function! WinMove(key)
	let t:curwin = winnr()
	exec "wincmd ".a:key
	if (t:curwin == winnr())
		if (match(a:key,'[jk]'))
			wincmd v
		else
			wincmd s
		endif
		exec "wincmd ".a:key
	endif
endfunction

" Commands {{{1

"gets the wp salts
command! WpSalts :r! curl https://api.wordpress.org/secret-key/1.1/salt 2> /dev/null


" Mappings {{{1
" Move lines up/down or chars left/right using arrow keys
nnoremap <Down> ddp
nnoremap <Up> ddkP
nnoremap <Right> xp
nnoremap <Left> xhP

" Maps the semi colon to colon in normal mode
nnoremap ; :
nnoremap : ;

" Maps the semi colon to colon in visual mode
vnoremap ; :
vnoremap : ;

" Compiles documents
" The uppercase versions don't push enter an extra time resulting in seeing
" the output of the compile command. Useful for debugging
nnoremap <leader>cc :w! \| !compiler <c-r>%<CR><CR>
nnoremap <leader>cC :w! \| !compiler <c-r>%<CR>
nnoremap <leader>cl :w! \| !compiler <c-r>% letter<CR><CR>
nnoremap <leader>cL :w! \| !compiler <c-r>% letter<CR>

" Opens the compiled documents
" If something like html, it doesn't need to be compiled first
nnoremap <leader>co :!opout <c-r>%<CR><CR>

" Activate spelling
nnoremap <F7> :set spell!<cr>

" Disable Scroll wheel
noremap <ScrollWheelUp> <nop>
noremap <ScrollWheelDown> <nop>


" make ctrl + hjkl move + create windows
nnoremap <C-h> :call WinMove('h')<cr>
nnoremap <C-j> :call WinMove('j')<cr>
nnoremap <C-k> :call WinMove('k')<cr>
nnoremap <C-l> :call WinMove('l')<cr>

" Make Ctrl C and Ctrl V work on system clipboard
" if in visual or insert mode respectively
vnoremap <C-c> "+y
inoremap <C-v> <Esc>"+pa

" Make Ctrl t open new tab
" nnoremap <C-t> :tabnew<cr>

" map gV to select previously pasted
nnoremap <expr> gV    "`[".getregtype(v:register)[0]."`]"

" Makes :w1 work the same as :w! (saves pushing the shift key)
cnoremap w1 w!
" Same for quitting
cnoremap q1 q!
cnoremap qa1 qa!

" Set :w!! to save with sudo
cnoremap w!! w !sudo tee %
" The same but without shift
cnoremap w11 w !sudo tee %

"Run current line as command
nnoremap <leader>q !!$SHELL <cr>
vnoremap <leader>q !$SHELL <cr>

" Do Shebang line
" inoremap <C-y> <Esc>:sil exe ".!which <cWORD>" <bar> s/^/#!/ <bar> filetype detect<cr>YpDi
inoremap <C-y> <Esc>:sil s/^/#!\/usr\/bin\/env / <bar> filetype detect<cr>:nohl<cr>YpDi

" Makes leader+s replace on the current wordd
nnoremap <leader>s :%s/<C-R>=expand('<cword>')<CR>//g<left><left>

" Do bullet points
inoremap <C-j> <esc>:exe "norm Ypf lDB\<C-a>"<cr>A

" edit vimrc
nnoremap <leader>ev :vsplit $MYVIMRC<cr>
nnoremap <leader>sv :source $MYVIMRC<cr>

" add new line without entering insert mode
nnoremap <CR> o<Esc>
nnoremap <leader><CR> O<Esc>

" Make jj in insert mode go to normal mode
inoremap jj <Esc>

" Fix previous spelling mistake in insert mode
inoremap <C-l> <c-g>u<Esc>[s1z=`]a<c-g>u

" Makes capital hjkl work as extream versions
nnoremap H ^
vnoremap H ^
nnoremap L $
vnoremap L $
nnoremap J 5j
vnoremap J 5j
nnoremap K 5k
vnoremap K 5k

" Get back old functionality using leader
nnoremap <leader>H H
vnoremap <leader>H H
nnoremap <leader>l L
vnoremap <leader>l L
nnoremap <leader>j J
vnoremap <leader>j J

" Since H and L are now <leader> h/l, also do the same for M
nnoremap <leader>m M
vnoremap <leader>m M


function! s:make_email_list(lines)
	let l:emails = []
	"return type( a:lines )
	for email in a:lines
		let l:address = substitute(split( email, "\t" )[0], " ","","" )
		let l:name = split( email, "\t" )[1]
		let l:emails = add( l:emails, l:name . " <" . l:address . ">" )
	endfor
	return join(l:emails, ', ')
endfunction

inoremap <expr> <c-c> fzf#vim#complete({
			\ 'source': '$HOME/Contacts/lookup',
			\ 'reducer': function('<sid>make_email_list'),
			\ 'options': '--multi',
			\ 'down': '30%' })


" Stops vim doing anything when terminal gains or looses focus
noremap <silent> <Esc>[I <nop>
noremap <silent> <Esc>[O <nop>
noremap! <silent> <Esc>[I <nop>
noremap! <silent> <Esc>[O <nop>


" Url encode and decode current selection
vnoremap <leader>u :B !urlencode<cr>
vnoremap <leader>U :B !urldecode<cr>


" File Type Specific {{{1
"Make web files fold on indent {{{2
augroup file_web
	autocmd!
	autocmd FileType html,xhtml,css,less,javascript,php setlocal foldmethod=indent "foldenable
augroup END

" js maps {{{2
augroup javascript
	autocmd!
	"binds this in class
	autocmd FileType javascript nnoremap <localleader>b Ithis.^y$$a = pa.bind(this);
augroup END
"
" email maps {{{2
augroup mail
	autocmd!
	"binds this in class
	autocmd FileType mail setlocal spell
augroup END
" less maps {{{2
augroup css
	autocmd!
	"binds this in class
	autocmd FileType less nnoremap <leader>cl :w! \| !compiler styles.less<CR><CR>
	autocmd FileType less nnoremap <leader>cL :w! \| !compiler styles.less<CR>
	autocmd FileType less vmap <leader>a gL:
augroup END

" Add Html maps, Currently only pandoc conversion {{{2
augroup html
	autocmd!
	" Run current line through pandoc.
	" Convert from markdown to html
	autocmd FileType html nnoremap <localleader>p :.!pandoc -t html -f markdown-auto_identifiers --wrap=preserve<cr>
	"convert from html to markdown
	autocmd FileType html nnoremap <localleader>P :.!pandoc -t markdown -f html --wrap=preserve --atx-headers<cr>

	"Run current selection through pandoc
	" Convert from markdown to html
	autocmd FileType html vnoremap <localleader>p :!pandoc -t html -f markdown-auto_identifiers --wrap=preserve<cr>
	"convert from html to markdown
	autocmd FileType html vnoremap <localleader>P :!pandoc -t markdown -f html --wrap=preserve --atx-headers<cr>
augroup END

" Add latex maps, Currently only pandoc conversion {{{2
augroup latex
	autocmd!
	autocmd FileType tex,latex setlocal spell
	autocmd FileType tex,latex setlocal textwidth=100
	" Run current line through pandoc.  
	" Convert from markdown to latex
	autocmd FileType tex,latex nnoremap <localleader>p :.!pandoc -t latex -f markdown-auto_identifiers --wrap=preserve<cr>
	"convert from latex to markdown
	autocmd FileType tex,latex vnoremap <localleader>P :.!pandoc -t markdown -f latex --wrap=preserve --atx-headers<cr>

	"Run current selection through pandoc
	" Convert from markdown to latex
	autocmd FileType tex,latex vnoremap <localleader>p :!pandoc -t latex -f markdown-auto_identifiers --wrap=preserve<cr>
	"convert from latex to markdown
	autocmd FileType tex,latex vnoremap <localleader>P :!pandoc -t markdown -f latex --wrap=preserve --atx-headers<cr>
augroup END

" Make vim fold using markers {{{2
augroup file_i3
	autocmd!
	autocmd FileType i3config setlocal foldmethod=marker "foldenable
augroup END

" Make vim fold using markers {{{2
augroup file_vim
	autocmd!
	autocmd FileType vim setlocal foldmethod=marker "foldenable
augroup END

" Make json fold using syntax {{{2
augroup file_json
	autocmd!
	autocmd FileType json setlocal foldmethod=syntax "foldenable
augroup END

" Make md  files use spellcheck{{{2
augroup file_md
	autocmd!
	autocmd FileType markdown setlocal textwidth=100
	autocmd FileType markdown setlocal spell
augroup END

""set es6 files to javascript {{{2
augroup detectES6
	autocmd!
	autocmd BufNew,BufNewFile,BufRead *.es6 :setlocal filetype=javascript
augroup END

""set htaccess variations to apache {{{2
augroup detectHtaccess
	autocmd!
	autocmd BufNew,BufNewFile,BufRead *.htaccess,*.localhtaccess,*.livehtaccess :setlocal filetype=apache
augroup END