A minimal, yet highly functional `.vimrc` I use everywhere (windows, linux, gvim)

.vimrc

syntax on 

if has("gui_running")
    set guifont=Iosevka\ Curly:h12

    set guioptions-=m
    set guioptions-=T
    set guioptions-=r
endif

set background=dark

if v:version >= 900 && has("gui_running")
    colorscheme retrobox
else 
    colorscheme wildcharm
endif

let mapleader=" "

let g:text_width = 100

exec 'set textwidth=' . g:text_width
exec 'set colorcolumn=' . g:text_width

set noerrorbells
set belloff=all

set backspace=2

set nu
set guicursor=
set smartindent autoindent
set expandtab
set tabstop=4 softtabstop=4
set shiftwidth=4
set hidden
set noerrorbells

set incsearch
set nohlsearch
set smartcase
set ignorecase
set nowrap

set scrolloff=8

set formatoptions-=cro
set encoding=utf-8

let g:netrw_liststyle=3
let g:netrw_banner=0
let g:netrw_browse_split=2
let g:netrw_winsize=80


function! SetIndent(indent)
    set tabstop=a:indent softtabstop=a:indent shiftwidth=a:indent
endfunction

function! Format(givenCommand)
    let currentFile = expand('%:r')
    silent execute '!' . a:givenCommand . ' ' . currentFile
    edit!
endfunction

function! Execute(runA, runB='')
    let currentFile = expand('%')
    let cmdA = '!' . a:runA . ' ' . currentFile

    if empty(a:runB)
        execute cmdA
    else
        let cmdB = '!' . a:runB . ' ' . currentFile
        execute cmdA . ' && ' . cmdB
    endif
endfunction

augroup HtmlMode
    autocmd!
    autocmd FileType javascript,javascriptreact,markdown,css,html,json,typescript nmap <silent> <Leader>fmt <cmd>call Format('prettier --write')<CR>
    autocmd FileType typescript nmap <silent> <Leader>js <cmd>call Execute('tsc', 'node')<CR>
    autocmd FileType html,jsx nmap <CR> <c-y>,
    autocmd FileType javascript nmap <Leader>js <cmd>call Execute('node')<CR>
augroup END

augroup PyMode
    autocmd!
    autocmd FileType python nmap <silent> <Leader>fmt <cmd>call Format('python3 -m autopep8 --in-place --aggressive')<CR>
    autocmd FileType python nmap <Leader>js <cmd>call Execute('python')<CR>
augroup END

augroup CppMode
    autocmd!
    autocmd FileType c nmap <silent> <Leader>cc :execute '!gcc % -o ' . expand('%:r') . ' && ./' . expand('%:r') <CR>
    autocmd FileType cpp nmap <silent> <Leader>cc :execute '!g++ % -o' . expand('%:r') . ' && ./' . expand('%:r') <CR>
augroup END

augroup LuaMode 
    autocmd!
    autocmd FileType lua nnoremap <Leader>js <cmd>call Execute('lua')<CR>
augroup END


"""""""""""""""""""""""
"""""""""""""""""""""""
""""""""Keymaps""""""""
"""""""""""""""""""""""
"""""""""""""""""""""""

tmap <Esc> <C-\><C-n>
"" Copying and pasting in the terminal, gVim debauchery
tmap <C-v> <C-W>"+

nmap <silent> <S-l> :tabn<CR>
nmap <silent> <S-h> :tabp<CR>

inoremap , ,<c-g>u
inoremap . .<c-g>u
inoremap ( (<c-g>u

nmap <C-Right> :vertical res +2 <CR>
nmap <C-Left> :vertical res -2 <CR>

nmap <C-Up> :res +2 <CR>
nmap <C-Down> :res -2 <CR>

nmap cs'" vi'"aydi'vhr""ap
nmap cs"' vi""aydi"vhr'"ap
nmap ds" mavi""aydi"xx"ap`a

nnoremap J mzJ`z
nnoremap n nzzzv
nnoremap N Nzzzv

nnoremap Y y$
vnoremap > >gv
vnoremap > >gv

vnoremap J :m '>+1<CR>gv=gv
vnoremap K :m '<-2<CR>gv=gv

imap <c-space> <c-p>

" wow!
cnoremap ;; <c-f>

cnoreabbrev W w
cnoreabbrev Wq wq
cnoreabbrev WQ wq
cnoreabbrev Q q
cnoreabbrev so so %