#!/usr/bin/env zsh
set -e

[ -d lib ] && rm -r lib
dropbox_uploader -q download py/lib >/dev/null

cp lib/README.md .

if [ ! -d .git ]; then
    git -q init
    git add .gitignore '*' '**/*'
else
    git add -A
    changes="$(git status --porcelain | wc -l)"
    [ "$changes" -eq 0 ] && exit 0
fi

version="$(git log --oneline | wc -l)"
let version++ || true # -e mode doesn't like this normally

git commit -qm "update $version" . >/dev/null

if git remote | grep -Fxq origin; then
    git push -q origin master
fi