dotfiles/.config/nvim/lua/blake/settings.lua

-- TODO: translat e  this to lua
local set = vim.o

-- Settings
local tabsize = 3
set.tabstop = tabsize
set.softtabstop = tabsize
set.shiftwidth = tabsize
set.suffixes = '.bak,~,.o,.h,.info,.swp,.obj,.aux,.bbl,.blg,.brf,.cb,.dvi,.idx,.ilg,.ind,.inx,.jpg,.log,.out,.png,.toc'
set.expandtab = true
set.smartindent = true
set.undofile = true
set.swapfile = true
set.hlsearch = true
set.hidden = true
set.backspace = 'indent,eol,start'
set.ignorecase = true
set.smartcase = true
set.wrap = false
set.linebreak = true
set.redrawtime = 200
set.updatetime = 300
set.number = true
set.errorbells = false
set.encoding = 'UTF-8'
set.cursorline = true
set.mouse = 'a'
set.incsearch = true
set.scrolloff = 5
--set.wildmenu
--set.wildmode = full
set.hidden = true
set.shortmess = 'filnxtToOFc'
-- set.spell = true
set.spelllang = 'en_us'
set.showcmd = true
set.signcolumn = 'yes'
set.makeprg = 'make -j$(nproc)'
set.ruler = false
set.listchars = "eol:↵,trail:~,tab:>-,nbsp:␣"

----------------------------------------------
--- Key bindings (needs to be translated?) ---
----------------------------------------------

vim.cmd 'let mapleader = " "'

-- *sigh*...
vim.cmd [[
command! Q q
command! W w
command! Wq wq
command! WQ wq
command! Wa wa
command! WA wa
command! Qa qa
command! QA qa
command! Wqa wqa
command! WQa wqa
command! WQA wqa
]]

-- Macro for opening a new terminal
vim.cmd 'command! Term tabnew | term'

-- Genereate ctags
vim.cmd 'command! MakeTags !ctags -R .'

-- Press Alt h to toggle highlighting on/off, and show current value.
vim.cmd 'nnoremap <M-h> <cmd>noh<CR>'

-- Toggle spell check with alt S
vim.cmd 'nnoremap <M-S> <cmd>set spell! spell?<CR>'

-- Toggle wrap with alt W
vim.cmd 'nnoremap <M-W> <cmd>set wrap! wrap?<CR>'

-- find + replace with alt S
vim.cmd 'nnoremap <M-s> :%s//g<Left><Left>'

-- Escape to enter normal mode in the terminal
vim.cmd 'tnoremap <C-\\> <C-\\><C-n>'

vim.cmd 'nnoremap <silent> <Leader>= :exe "resize " . (winheight(0) * 3/2)<CR>'
vim.cmd 'nnoremap <silent> <Leader>+ :exe "resize " . (winheight(0) * 3/2)<CR>'
vim.cmd 'nnoremap <silent> <Leader>- :exe "resize " . (winheight(0) * 2/3)<CR>'

-- Switch panes with ctrl hjkl
vim.cmd 'nnoremap <C-h> <C-w>h'
vim.cmd 'nnoremap <C-j> <C-w>j'
vim.cmd 'nnoremap <C-k> <C-w>k'
vim.cmd 'nnoremap <C-l> <C-w>l'

-- Move lines around in visual mode with J and K
vim.cmd "vnoremap J :m '>+1<CR>gv=gv"
vim.cmd "vnoremap K :m '<-2<CR>gv=gv"

-- Format text with Q, rather than gw
vim.cmd 'nnoremap Q gw'

----------------------------------------------
--- Things that can't be translated to lua ---
----------------------------------------------

vim.cmd 'syntax enable'
vim.cmd "let g:markdown_fenced_languages = [ 'bash=sh', 'javascript', 'cpp=cpp', 'c++=cpp', 'js=javascript', 'json=javascript', 'typescript', 'ts=typescript', 'php', 'html', 'css' ]"

--- autocmd's ---
-- Spell check in git commits by default
vim.cmd 'autocmd Filetype gitcommit setlocal spell'

-- Disable spell check in help files
vim.cmd 'autocmd FileType help setlocal nospell'
vim.cmd 'filetype plugin on'

-- Automatically disable line numbers when in terminal mode
vim.cmd 'autocmd TermOpen * setlocal nospell nonumber norelativenumber'

-- Automatically toggle relative line numbers
--vim.cmd 'autocmd InsertEnter * :set norelativenumber '
--vim.cmd 'autocmd InsertLeave * :set relativenumber '

-- 24-bit color
vim.cmd [[
   "Use 24-bit (true-color) mode in Vim/Neovim when outside tmux.
   "If you're using tmux version 2.2 or later, you can remove the outermost $TMUX check and use tmux's 24-bit color support
   "(see < http://sunaku.github.io/tmux-24bit-color.html#usage > for more information.)
   if (empty($TMUX))
      if (has("nvim"))
         "For Neovim 0.1.3 and 0.1.4 < https://github.com/neovim/neovim/pull/2198 >
         let $NVIM_TUI_ENABLE_TRUE_COLOR=1
      endif
      "For Neovim > 0.1.5 and Vim > patch 7.4.1799 < https://github.com/vim/vim/commit/61be73bb0f965a895bfb064ea3e55476ac175162 >
      "Based on Vim patch 7.4.1770 (`guicolors` option) < https://github.com/vim/vim/commit/8a633e3427b47286869aa4b96f2bfc1fe65b25cd >
      " < https://github.com/neovim/neovim/wiki/Following-HEAD#20160511 >
      if (has("termguicolors"))
         set termguicolors
      endif
   endif
]]


-- Make vim a hex editor
-- Edit *.bin files as binaries rather than text files (if your file isn't a .bin,
-- make a symlink that points to it with the .bin extension and edit the symlink ;)
vim.cmd [[
	augroup Binary
	   au!
	   au BufReadPre  *.bin let &bin=1
	   au BufReadPost *.bin if &bin | %!xxd
	   au BufReadPost *.bin set ft=xxd | endif
	   au BufWritePre *.bin if &bin | %!xxd -r
	   au BufWritePre *.bin endif
	   au BufWritePost *.bin if &bin | %!xxd
	   au BufWritePost *.bin set nomod | endif
	augroup END
]]

-- 'Visual At' plugin (https://github.com/stoeffel/.dotfiles/blob/master/vim/visual-at.vim)
-- Basically, record a macro that effects one line, select some lines, then run
-- it, and the macro will be executed on all visual selected lines individually
vim.cmd [[
   xnoremap @ :<C-u>call ExecuteMacroOverVisualRange()<CR>
   function! ExecuteMacroOverVisualRange()
   echo "@".getcmdline()
   execute ":'<,'>normal @".nr2char(getchar())
   endfunction
]]

-- Automatically jump to the last position in a file when opening
vim.cmd [[ au BufReadPost * if expand('%:p') !~# '\m/\.git/' && line("'\"") > 1 && line("'\"") <= line("$") | exe "normal! g'\"" | endif ]]

-- Highlight trailing whitespace in red
vim.cmd [[
   highlight ExtraWhitespace ctermbg=red guibg=red
   match ExtraWhitespace /\s\+$/
   au BufWinEnter * match ExtraWhitespace /\s\+$/
   au InsertEnter * match ExtraWhitespace /\s\+\%#\@<!$/
   au InsertLeave * match ExtraWhitespace /\s\+$/
   au BufWinLeave * call clearmatches()
]]