#!/usr/bin/env bash
#
#   Set up a fresh host.
#   Test login from another session before you exit!
#
set -Eeuo pipefail
trap 'ec=$?; echo 1>&2 "INTERNAL ERROR: ec=$ec line=$LINENO cmd=$BASH_COMMAND";
      exit $ec;' ERR

gh='https://github.com'

mkdir -p "$HOME/.home/" && cd "$HOME/.home/"
git clone -or "$gh/dot-home/dot-home.git" \
    || (cd dot-home/ && git pull --rebase)
git clone -or "$gh/0cjs/dot-home-cjs1.git" cjs1 \
    || (cd cjs1 && git pull --rebase)
dot-home/bin/dot-home-setup

#   If successful so far, we can move old versions of pre-existing files
#   to ~/OLD/ if that's not already done.
cd "$HOME"
mkdir -p OLD/
[[ -e OLD/authorized_keys ]] || cp .ssh/authorized_keys OLD/
for old in .bashrc .profile .ssh/known_hosts; do
    backup="OLD/$(basename "$old")"
    [[ -e "$backup" ]] || mv "$old" "$backup"
done
~/.local/bin/dot-home-setup

echo '*** Activate with: source ~/.bashrc'