let mapleader =","

if ! filereadable(expand('~/.config/nvim/autoload/plug.vim'))
	echo "Downloading junegunn/vim-plug to manage plugins..."
	silent !mkdir -p ~/.config/nvim/autoload/
	silent !curl "https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim" > ~/.config/nvim/autoload/plug.vim
endif

call plug#begin()
Plug 'ap/vim-css-color'                 " highlight css colour codes with that color
Plug 'tpope/vim-surround'               " highlight open/close characters like [], {}, ()
Plug 'wakatime/vim-wakatime'            " Aggregate editor stats and metrics
Plug 'catppuccin/vim', { 'as': 'catppuccin' }
Plug 'nvim-treesitter/nvim-treesitter', {'do': ':TSUpdate'}
Plug 'github/copilot.vim'
call plug#end()

{{- if eq .theme_variant "dark"}}
colorscheme catppuccin_macchiato
{{- end }}
{{- if eq .theme_variant "light"}}
colorscheme catppuccin_latte
{{- end }}

" LaTeX config
let g:livepreview_previewer = 'zathura'
let g:livepreview_use_biber = 1

" Grammorous config
let g:grammarous#languagetool_cmd = 'java -cp ~/languagetool/languagetool-server.jar org.languagetool.server.HTTPServer --port 8081 --allow-origin "*"'
syntax enable

""
" Some basics
""
" Make ctags for supported languages
command! MakeTags !ctags -R .
" Add all subdirs to working path so :find works well
set path+=**
" Status line completion menu
set wildmenu
" Set above menu to a vertical instead of horizontal list
set wildmode=full,list,full
" Wrap long lines that continue past the viewport
set linebreak
" Highlight the column the cursor is on
set cursorcolumn
" Highlight the line the cursor is on
set cursorline
" Enables more colors
set termguicolors
" If there are folds, close some of them on startup
set foldlevelstart=99
" Use system clipboard for all yanking/pasting
set clipboard+=unnamedplus
" Use tabs but display them as 4 spaces instead of 8
set ts=4 sts=4 sw=4 expandtab
" Round the indent to a multiple of sw
set shiftround
" Set hidden character characters
set listchars=tab:▸\ ,eol:¬,nbsp:␣,trail:•,space:.,extends:→,precedes:←
set backspace=indent,eol,start
" Keep 12 lines above and below the cursor when scrolling
set scrolloff=12
" Disable mouse support
set mouse=
" Use indents to determine folds
set foldmethod=indent
" Set line numbers relative to current line
set number nu
" Show partial commands in the bottom right
set showcmd
" Show which mode you're in
set showmode
" Display partial matches when searching
set incsearch
" Highlight search results—hide with :noh
set hlsearch
" Wrap searches around the end of the file
set wrapscan
" Tell Vim to be more liberal with creating hidden buffers
set hidden
" Case-insensitive search unless term contains uppercase chars
set smartcase

" Statusbar theme
let g:airline_powerline_fonts = 1
let g:airline_theme='bubblegum'
if !exists('g:airline_symbols')
	let g:airline_symbols = {}
endif

""
" Keybindings
""
" Insert timestamp at the end of the line in this format: 20200527T113245
nnoremap <C-t><C-s> m'A<C-R>=strftime('%Y%m%dT%H%M%S')<CR>
" Open a new tab
nnoremap <C-t>t :tabnew<CR>
" Toggle hidden characters
nnoremap <C-l> :set list!<CR>

" Window management
map <C-h> <C-w>h
map <C-j> <C-w>j
map <C-k> <C-w>k
map <C-l> <C-w>l

" only enable persistent undo if vim supports
if has('persistent_undo')
	set undodir=$HOME/.config/nvim/undofile
	set undofile
endif

" Only enable autocommands when Vim supports them
if has("autocmd")
	" Disables automatic commenting on newline:
	autocmd FileType * setlocal formatoptions-=c formatoptions-=r formatoptions-=o

	""
	" File-specific indentation settings
	""
	autocmd FileType make setlocal ts=8 sts=8 sw=8 noexpandtab
	autocmd FileType yaml setlocal ts=2 sts=2 sw=2 expandtab

	""
	" Markdown Configuration
	""
	" Treat all .md files as markdown
	autocmd BufNewFile,BufRead *.md set filetype=markdown
	" Spellcheck in British English
	autocmd FileType markdown setlocal spell spelllang=en_gb

	""
	" Working with LaTeX
	""
	" Reduce udpatetime for faster previews
	autocmd BufNewFile,BufRead *.tex setfiletype tex
	autocmd FileType tex set ut=250
	autocmd FileType tex set colorcolumn=72

endif