" Simplified .vimrc compatible with vi (Vim Tiny)

" Note: Many advanced features require full Vim. Install with: sudo apt install vim

" Make Vim more useful

set nocompatible

" Allow cursor keys in insert mode

set esckeys

" Allow backspace in insert mode

set backspace=indent,eol,start

" Optimize for fast terminal connections

set ttyfast

" Add the g flag to search/replace by default

set gdefault

" Centralize backups and swapfiles

set backupdir=~/.vim/backups

set directory=~/.vim/swaps

" Don't create backups when editing files in certain directories

set backupskip=/tmp/*,/private/tmp/*

" Respect modeline in files

set modeline

set modelines=4

" Enable per-directory .vimrc files and disable unsafe commands in them

set exrc

set secure

" Enable line numbers

set number

" Make tabs as wide as two spaces

set tabstop=2

" Highlight searches

set hlsearch

" Ignore case of searches

set ignorecase

" Highlight dynamically as pattern is typed

set incsearch

" Always show status line

set laststatus=2

" Disable error bells

set noerrorbells

" Don't reset cursor to start of line when moving around.

set nostartofline

" Show the cursor position

set ruler

" Don't show the intro message when starting Vim

set shortmess=atI

" Show the current mode

set showmode

" Show the filename in the window titlebar

set title

" Show the (partial) command as it's being typed

set showcmd

" Start scrolling three lines before the horizontal window border

set scrolloff=3

" Automatic commands (vi Tiny has +autocmd support)

if has("autocmd")

" Enable file type detection

filetype on

" Treat .json files as .js

autocmd BufNewFile,BufRead *.json setfiletype json

" Treat .md files as Markdown

autocmd BufNewFile,BufRead *.md setlocal filetype=markdown

endif

" Features below require full Vim (not available in vi Tiny):

" - colorscheme (requires +syntax and +eval)

" - syntax highlighting (requires +syntax)

" - let commands (requires +eval)

" - function/call (requires +eval)

" - clipboard integration (requires +clipboard)

" - mouse support (requires +mouse)

" - cursorline (requires +syntax)

" - relativenumber (requires +eval for conditionals)

" - custom key mappings with functions (requires +eval)