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" Author        :    Sam Erickson | https://gitlab.com/beikap
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" Last updated  : Oct. 20th, 2018
" -----------------------------------------------------------------------------
"Sets the text width to 80 characters and highlights characters over that limit
set textwidth=80

" Add color column to the lines that go over 80 characters
call matchadd('ColorColumn', '\%82v', 100 )

" Highlights all characters after the line 80
match ErrorMsg '\%>81v.\+'

let mapleader = ","

" Set the character for list
set listchars=eol:$,tab:>-,trail:~,extends:>,precedes:<,space:·

set formatoptions=qcn1jo

" Set indenting and tab rules
set autoindent
set smartindent
set wildmenu
set tabstop=2
set nowrap
set shiftwidth=2
set softtabstop=2
set expandtab
set backup
set noswapfile

set undodir=~/.vim/tmp/undo//     " undo files
set backupdir=~/.vim/tmp/backup// " backups
set directory=~/.vim/tmp/swap//   " swap files

" Make those folders automatically if they don't already exist.
if !isdirectory(expand(&undodir))
    call mkdir(expand(&undodir), "p")
endif
if !isdirectory(expand(&backupdir))
    call mkdir(expand(&backupdir), "p")
endif
if !isdirectory(expand(&directory))
    call mkdir(expand(&directory), "p")
endif

" Wild menu settings
set wildmode=list:longest

set wildignore+=.hg,.git,.svn                    " Version control
set wildignore+=*.aux,*.out,*.toc                " LaTeX intermediate files
set wildignore+=*.jpg,*.bmp,*.gif,*.png,*.jpeg   " binary images
set wildignore+=*.o,*.obj,*.exe,*.dll,*.manifest " compiled object files
set wildignore+=*.spl                            " compiled spelling word lists
set wildignore+=*.sw?                            " Vim swap files
set wildignore+=*.DS_Store                       " OSX bullshit

set wildignore+=*.luac                           " Lua byte code

set wildignore+=migrations                       " Django migrations
set wildignore+=*.pyc                            " Python byte code

set wildignore+=*.orig                           " Merge resolution files

set wildignore+=*.fasl                           " Lisp FASLs
set wildignore+=*.dx64fsl                        " CCL

" Allowes language specific vim setting by placing a file in ftplugin/
"   e.g to edit the settings for html files create a file
"   ~/.vim/ftplugin/html.vim and add the rules to that file.
filetype plugin indent on

" Make table mode markdown compatible
let g:table_mode_corner='|'
syntax on

" LATEX SETTINGS
" Sets the frequency the pdf get updated
au Filetype tex setl updatetime=1

" Set the pdf viewing app
let g:livepreview_previewer = 'open -a Preview'

" Using grip for github flavoured markdown preview
let vim_markdown_preview_github=1

" Runs a script that cleans out tex build files
" whenever I close out of a .tex file.
au VimLeave *.tex !texclear %
" -----------------------------------------------------------------------------
" KEYBINDINGS
" -----------------------------------------------------------------------------

" C-T for new tab
nnoremap <C-t> :tabnew<cr>

" GRAMMEROUS KEYBINDINGS
nnoremap ;gg :GrammarousCheck<CR>
nnoremap ;gm <Plug>(grammarous-move-to-info-window)

" Makes backspace work correctly
set backspace=indent,eol,start

map <F4> :setlocal number!<CR>


"Remove all trailing whitespace by pressing F5
nnoremap ;t :TableModeEnable<CR>

" Save using ;s
nnoremap ;s :w<CR>

" Environment changing keybindings
nnoremap ;ss :setlocal spell!<CR>
nnoremap ;n :setlocal number! relativenumber!<CR>
nnoremap ;w :set list!<CR>
nnoremap ;p :LLPStartPreview<CR>
nnoremap ;g :Goyo<CR>

inoremap ;ss <Esc>:setlocal spell!<CR>i
inoremap ;n <Esc>:setlocal number! relativenumber!<CR>i
inoremap ;w <Esc>:set list!<CR>i
inoremap ;p <Esc>:LLPStartPreview<CR>i
inoremap ;g <esc>:Goyo<CR>i

" Yank to end of line
nnoremap Y y$

" Change split window keybindings to be faster
map <C-h> <C-w>h
map <C-j> <C-w>j
map <C-k> <C-w>k
map <C-l> <C-w>l

" Toggle ruler at line 80
command! ToggleCC :let &cc = &cc == '' ? '81' : ''

" Removes all trailing whitespaces
noremap <F5> :let _s=@/<Bar>:%s/\s\+$//e<Bar>:let @/=_s<Bar><CR>

" Show a ruler on line 81
noremap <F9> :let &cc = &cc == '' ? '81' : ''<CR>

" Use jk instead of ESC
inoremap jk <ESC>

" Make move to the end of the line better
nnoremap 0 $
nnoremap 9 0

" Add a banner to a config file
inoremap ;b <Esc>:r ~/.vim/banners/main.txt<CR>

" Navigating with guides
inoremap ;l <Esc>/<++><Enter>"_c4l
vnoremap <Space><Tab> <Esc>/<++><Enter>"_c4l
" map <space><tab> <Esc>/<++><Enter>"_c4l

" Use // and __ to turn on and off table mode while in insert mode
function! s:isAtStartOfLine(mapping)
let text_before_cursor = getline('.')[0 : col('.')-1]
let mapping_pattern = '\V' . escape(a:mapping, '\')
let comment_pattern = '\V'
       \. escape(substitute(&l:commentstring, '%s.*$', '', ''), '\')
return (text_before_cursor =~? '^'
       \. ('\v(' . comment_pattern . '\v)?')
       \. '\s*\v' . mapping_pattern . '\v$')
endfunction

inoreabbrev <expr> <bar><bar>
\ <SID>isAtStartOfLine('\|\|') ?
\ '<c-o>:TableModeEnable<cr><bar><space><bar><left><left>' : '<bar><bar>'
inoreabbrev <expr> __
\ <SID>isAtStartOfLine('__') ?
\ '<c-o>:silent! TableModeDisable<cr>' : '__'
" -----------------------------------------------------------------------------
" QUICK EDITING
" -----------------------------------------------------------------------------
nnoremap <leader>ve :tabnew ~/.vim/vimrc<CR>
nnoremap <leader>ae :tabnew ~/.config/zsh/user_aliases<CR>
nnoremap <leader>ch :tabnew ~/.chunkwmrc<CR>
nnoremap <leader>sk :tabnew ~/.skhdrc<CR>
nnoremap <leader>zs :tabnew ~/.zshrc<CR>

" -----------------------------------------------------------------------------
"  PLUGINS
" -----------------------------------------------------------------------------

set nocompatible              " be iMproved, required
filetype off                  " required

" set the runtime path to include Vundle and initialize
set rtp+=~/.vim/bundle/Vundle.vim
call vundle#begin()

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

" A Plugin for distraction free writting in vim
Plugin 'junegunn/goyo.vim'

" A Vim Plugin for Lively Previewing LaTeX PDF Output
Plugin 'xuhdev/vim-latex-live-preview'

Plugin 'itchyny/lightline.vim'
Plugin 'dhruvasagar/vim-table-mode'

" Work with pywal
Plugin 'dylanaraps/wal.vim'

" Add grammar checking
Plugin 'rhysd/vim-grammarous'

call vundle#end()            " required
filetype plugin indent on    " required

" -----------------------------------------------------------------------------
" STATUS BAR
" -----------------------------------------------------------------------------

" Makes the status bar look nice
set laststatus=2

let g:lightline = {
\ 'colorscheme': 'wombat',
\ 'active': {
\  'left': [ [ 'mode', 'paste' ],
\            [ 'gitbranch', 'readonly', 'filename', 'modified' ] ]
\ },
\ 'component_function': {
\  'gitbranch': 'fugitive#head'
\ },
\ }

" -----------------------------------------------------------------------------
" ABBRIVIATIONS
" -----------------------------------------------------------------------------
" Short cuts
abbr memail me@samerickson.xyz<Esc>A
abbr sweb https://samerickson.xyz<Esc>A
abbr gls https://gitlab.com/samericksn<Esc>A
abbr se Sam Erickson<Esc>A

" Common spelling mistakes
abbr ehco echo<Esc>A

" -----------------------------------------------------------------------------
" Additional settings that need to be at the end of the file
" -----------------------------------------------------------------------------
colorscheme wal

" -----------------------------------------------------------------------------
" HEADERS
" -----------------------------------------------------------------------------
au Filetype html nnoremap ;h :0r ~/.vim/headers/html.txt<CR>
au Filetype sh nnoremap ;h :0r ~/.vim/headers/script.txt<CR>
au Filetype vim nnoremap ;h :0r ~/.vim/headers/vim.txt<CR>
au Filetype cpp nnoremap ;h :0r ~/.vim/headers/cpp.txt<CR>
au Filetype javascript nnoremap ;h :0r ~/.vim/headers/js.txt<CR>
au Filetype css nnoremap ;h :0r ~/.vim/headers/css.txt<CR>
au Filetype tex nnoremap ;h :0r ~/.vim/headers/latex.txt<CR>
au Filetype markdown nnoremap ;h :0r ~/.vim/headers/markdown.txt<CR>

" -----------------------------------------------------------------------------
" VIMFILE SNIPPETS
" -----------------------------------------------------------------------------
" Commenting current line
au Filetype vim nnoremap ;c :s!^!" !<CR>
au Filetype vim nnoremap ;u :s!^" !!<CR>
au Filetype vim inoremap ;c <Esc>:s!^!" !<CR>A
au Filetype vim inoremap ;u <Esc>:s!^" !!<CR>A

" ----------------------------------------------------------------------------
" MARKDOWN SNIPPETS
" -----------------------------------------------------------------------------
au Filetype markdown inoremap ,n ---<Enter><Enter>
au Filetype markdown inoremap ,b ****<++><Esc>F*hi
au Filetype markdown inoremap ,s ~~~~<++><Esc>F~hi
au Filetype markdown inoremap ,e **<++><Esc>F*i
au Filetype markdown inoremap ,h ====<Space><++><Esc>F=hi
au Filetype markdown inoremap ,i ![](<++>)<++><Esc>F[a
au Filetype markdown inoremap ,a [](<++>)<++><Esc>F[a
au Filetype markdown inoremap ,1 #<Space><Enter><++><Esc>kA
au Filetype markdown inoremap ,2 ##<Space><Enter><++><Esc>kA
au Filetype markdown inoremap ,3 ###<Space><Enter><++><Esc>kA
au Filetype markdown inoremap ,l --------<Enter>
au Filetype markdown inoremap ,c ```<CR><CR>```<CR><CR><++><Esc>3ki

" For kmarkdown, while writting my blog
au Filetype markdown inoremap
\,h {% highlight  %}<CR><++><CR>{% endhighlight %}<CR><CR><++><Esc>4k10li

" -----------------------------------------------------------------------------
" CPP SNIPPETS
" -----------------------------------------------------------------------------

" -----------------------------------------------------------------------------
" CSS SNIPPETS
" -----------------------------------------------------------------------------
au Filetype css inoremap ;c /*  */<++><Esc>7h
au Filetype css nnoremap ;c :s/^\(.*\)$//* \1 *//<CR>

" -----------------------------------------------------------------------------
" HTML SNIPPETS
" -----------------------------------------------------------------------------
" Comments
au Filetype html nnoremap ;u :s/^\(.*\)$/<!-- \1 -->/<CR>
au Filetype html inoremap ;c <!--   --><CR><++><Esc>k2li

" Header

" Elements
au Filetype html inoremap ,b <b></b><Space><++><Esc>FbT>i
au Filetype html inoremap ,it <em></em><Space><++><Esc>FeT>i
au Filetype html inoremap ,1 <h1></h1><Enter><Enter><++><Esc>2kf<i
au Filetype html inoremap ,2 <h2></h2><Enter><Enter><++><Esc>2kf<i
au Filetype html inoremap ,3 <h3></h3><Enter><Enter><++><Esc>2kf<i
au Filetype html inoremap ,p <p></p><Enter><Enter><++><Esc>02kf>a
au Filetype html inoremap ,a <a<Space>href=""><++></a><Space><++><Esc>14hi
au Filetype html inoremap ,li <Esc>o<li></li><Esc>F>a
au Filetype html inoremap ,im <img src="" alt="<++>"><++><esc>Fcf"a
au Filetype html inoremap ,td <td></td><++><Esc>Fdcit
au Filetype html inoremap ,tr <tr></tr><Enter><++><Esc>kf<i
au Filetype html inoremap ,th <th></th><++><Esc>Fhcit
au Filetype html inoremap ,tab <table><Enter></table><Esc>O
au Filetype html inoremap ,dt <dt></dt><Enter><dd><++></dd><Enter><++><esc>2kcit
au Filetype html inoremap ,dl <dl><Enter><Enter></dl><enter><enter><++><esc>3kcc
au Filetype html inoremap ,e
       \<a<Space>target="_blank"<Space>href=""><++></a><Space><++><Esc>14hi
au Filetype html inoremap ,ul
       \<ul><Enter><li></li><Enter></ul><Enter><Enter><++><Esc>03kf<i
au Filetype html inoremap ,ol
       \<ol><Enter><li></li><Enter></ol><Enter><Enter><++><Esc>03kf<i
" -----------------------------------------------------------------------------
" LATEX SNIPPETS
" -----------------------------------------------------------------------------
au FileType tex inoremap ,em \emph{}<++><Esc>T{i
au FileType tex inoremap ,bf \textbf{}<++><Esc>T{i
au FileType tex inoremap ,li <Enter>\item<Space>
au FIleType tex inoremap ,n \linebreak<CR><CR>
au FileType tex inoremap ,sec \section{}<Enter><Enter><++><Esc>2kf}i
au FileType tex inoremap ,ssec \subsection{}<Enter><Enter><++><Esc>2kf}i
au FileType tex inoremap ,sssec \subsubsection{}<Enter><Enter><++><Esc>2kf}i
au FileType tex inoremap ,ul \begin{itemize}<Enter><Enter>\end{itemize}<Enter><Enter><++><Esc>3kA\item<Space>

" Fix markdown syntax when writting posts for my blog
function! MathAndLiquid()
   "" Define certain regions
   " Block math. Look for "$$[anything]$$"
   syn region math start=/\$\$/ end=/\$\$/
   " inline math. Look for "$[not $][anything]$"
   syn match math_block '\$[^$].\{-}\$'

   " Liquid single line. Look for "{%[anything]%}"
   syn match liquid '{%.*%}'
   " Liquid multiline. Look for "{%[anything]%}[anything]{%[anything]%}"
   syn region highlight_block start='{% highlight .*%}' end='{%.*%}'
   " Fenced code blocks, used in GitHub Flavored Markdown (GFM)
   syn region highlight_block start='```' end='```'

   "" Actually highlight those regions.
   hi link math Statement
   hi link liquid Statement
   hi link highlight_block Function
   hi link math_block Function
endfunction

" Call everytime we open a Markdown file
autocmd BufRead,BufNewFile,BufEnter *.md,*.markdown call MathAndLiquid()