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
	autocmd VimEnter * PlugInstall
endif

call plug#begin('~/.config/nvim/plugged')
    Plug 'ap/vim-css-color'
    Plug 'dracula/vim', { 'as': 'dracula' }
    Plug 'buoto/gotests-vim'                                             " Better Golang Testing
    Plug 'fatih/vim-go', { 'do': ':GoInstallBinaries GoUpdateBinaries' } " Nice Golang plugin
    Plug 'jreybert/vimagit'                                              " Git plugin
    Plug 'kovetskiy/sxhkd-vim'                                           " sxhkd config syntax
    Plug 'preservim/nerdtree'                                            " Folder structure
    Plug 'tpope/vim-commentary'
    Plug 'vim-airline/vim-airline'
    Plug 'vim-airline/vim-airline-themes'
    Plug 'vimwiki/vimwiki'
    Plug 'ctrlpvim/ctrlp.vim'
    Plug 'majutsushi/tagbar'
call plug#end()

nmap <F8> :TagbarToggle<CR>

" Some technical stuff
set go=a
set clipboard+=unnamedplus
nnoremap c "_c
filetype plugin on
set nocompatible

" Basic stuff
syntax on
set nohlsearch
set number relativenumber
set wrap!
set ignorecase
set smartcase
set expandtab
set tabstop=4
set shiftwidth=4
set encoding=utf-8

" Enable autocompletion:
set wildmode=longest,list,full

" Fix colorschemes
set termguicolors
colorscheme dracula

" Spell-check, 'o' for 'orthography'
map <leader>o :setlocal spell! spelllang=en_us<CR>
map <C-g> :CtrlPBufTag<cr>

" Splits open at the bottom and right
set splitbelow splitright

" Nerd tree
map <C-\> :NERDTreeToggle<CR>
autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTree") && b:NERDTree.isTabTree()) | q | endif

" FZF
map <C-p> :FZF<CR>
map <C-p> :Ctr

" Shortcutting split navigation
map <C-h> <C-w>h
map <C-j> <C-w>j
map <C-k> <C-w>k
map <C-l> <C-w>l

" Check file in shellcheck:
map <leader>s :!clear && shellcheck %<CR>

" Open my bibliography file in split
" map <leader>b :vsp<space>$BIB<CR>
	" map <leader>r :vsp<space>$REFER<CR>

" Compile document, be it groff/LaTeX/markdown/etc.
map <leader>c :w! \| !doc_compiler <c-r>%<CR>

" Open corresponding .pdf/.html or preview
map <leader>p :!opout <c-r>%<CR><CR>

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

" Ensure files are read as what I want:
let g:vimwiki_ext2syntax = {'.Rmd': 'markdown', '.rmd': 'markdown','.md': 'markdown', '.markdown': 'markdown', '.mdown': 'markdown'}
autocmd BufRead,BufNewFile /tmp/calcurse*,~/.calcurse/notes/* set filetype=markdown
autocmd BufRead,BufNewFile *.ms,*.me,*.mom,*.man set filetype=groff
autocmd BufRead,BufNewFile *.tex set filetype=tex

" map <leader>v :VimwikiIndex
" let g:vimwiki_list = [{'path': '~/vimwiki', 'syntax': 'markdown', 'ext': '.md'}]

" Save file as sudo on files that require root permission
cnoremap w!! execute 'silent! write !sudo tee % >/dev/null' <bar> edit!

" Automatically deletes all trailing whitespace on save.
autocmd BufWritePre * %s/\s\+$//e

" When shortcut files are updated, renew bash and ranger configs with new material:
autocmd BufWritePost files,directories !shortcuts
" Run xrdb whenever Xdefaults or Xresources are updated.
autocmd BufWritePost *Xresources,*Xdefaults !xrdb %
" Update binds when sxhkdrc is updated.
autocmd BufWritePost *sxhkdrc !pkill -USR1 sxhkd

" Turns off highlighting on the bits of code that are changed, so the line that is changed is highlighted but the actual text that has changed stands out on the line and is readable.
if &diff
    highlight! link DiffText MatchParen
endif

" -------------------------------------------------------------------------------------------------
" coc.nvim default settings
" -------------------------------------------------------------------------------------------------

" " Golang stuff
" let g:go_def_mode='gopls'
" let g:go_info_mode='gopls'
" let g:go_def_mapping_enabled=0

" " if hidden is not set, TextEdit might fail.
" set hidden
" " Better display for messages
" set cmdheight=2
" " Smaller updatetime for CursorHold & CursorHoldI
" set updatetime=300
" " don't give |ins-completion-menu| messages.
" set shortmess+=c
" " always show signcolumns
" set signcolumn=yes

" " Use tab for trigger completion with characters ahead and navigate.
" " Use command ':verbose imap <tab>' to make sure tab is not mapped by other plugin.
" inoremap <silent><expr> <TAB>
"       \ pumvisible() ? "\<C-n>" :
"       \ <SID>check_back_space() ? "\<TAB>" :
"       \ coc#refresh()
" inoremap <expr><S-TAB> pumvisible() ? "\<C-p>" : "\<C-h>"

" function! s:check_back_space() abort
"   let col = col('.') - 1
"   return !col || getline('.')[col - 1]  =~# '\s'
" endfunction

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

" " Use `[c` and `]c` to navigate diagnostics
" " nmap <silent> [c <Plug>(coc-diagnostic-prev)
" " nmap <silent> ]c <Plug>(coc-diagnostic-next)

" " 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)

" " Use U to show documentation in preview window
" " nnoremap <silent> U :call <SID>show_documentation()<CR>

" " Remap for rename current word
" nmap <leader>rn <Plug>(coc-rename)

" " Remap for format selected region
" vmap <leader>f  <Plug>(coc-format-selected)
" nmap <leader>f  <Plug>(coc-format-selected)
" " Show all diagnostics
" nnoremap <silent> <space>a  :<C-u>CocList diagnostics<cr>
" " Manage extensions
" nnoremap <silent> <space>e  :<C-u>CocList extensions<cr>
" " Show commands
" nnoremap <silent> <space>c  :<C-u>CocList commands<cr>
" " Find symbol of current document
" nnoremap <silent> <space>o  :<C-u>CocList outline<cr>
" " Search workspace symbols
" nnoremap <silent> <space>s  :<C-u>CocList -I symbols<cr>
" " Do default action for next item.
" nnoremap <silent> <space>j  :<C-u>CocNext<CR>
" " Do default action for previous item.
" nnoremap <silent> <space>k  :<C-u>CocPrev<CR>
" " Resume latest coc list
" nnoremap <silent> <space>p  :<C-u>CocListResume<CR>

" autocmd BufWritePost ~/.local/src/dwmblocks/config.h !cd ~/.local/src/dwmblocks/; sudo make install && { killall -q dwmblocks;setsid dwmblocks & }