#!/bin/sh
# Poke@home quick start.  Generated 2026-09-15 21:11:54Z by the box.
# Read this before running it:  https://franksriracha.zip/start.sh
#
# What it does: clones https://github.com/HughMungis/poke-at-home into ./poke-at-home,
# checks your Python and your ROM, and prints the command to start contributing.
# It uses no sudo, installs nothing system-wide, and does not start donating on its own.
set -eu

say() { printf '%s\n' "$*"; }
say ""
say "  Poke@home — setting up in $(pwd)/poke-at-home"
say ""

# ---- python -------------------------------------------------------------------------------
PY=""
for c in python3 python; do
  if command -v "$c" >/dev/null 2>&1; then
    if "$c" -c 'import sys; raise SystemExit(0 if sys.version_info[:2] >= (3,9) else 1)' 2>/dev/null; then
      PY="$c"; break
    fi
  fi
done
if [ -z "$PY" ]; then
  say "  Python 3.9+ is required and was not found. Install it and re-run."
  exit 1
fi
say "  python: $($PY -V 2>&1)"

command -v git >/dev/null 2>&1 || { say "  git is required and was not found."; exit 1; }

# ---- code ---------------------------------------------------------------------------------
if [ -d "poke-at-home/.git" ]; then
  say "  updating the existing checkout..."
  git -C "poke-at-home" pull --ff-only
else
  say "  cloning https://github.com/HughMungis/poke-at-home ..."
  git clone --depth 1 "https://github.com/HughMungis/poke-at-home.git" "poke-at-home"
fi
cd "poke-at-home"

# ---- the ROM, which we never supply -------------------------------------------------------
# ⚠️ Checked by HASH, not by presence. A truncated download or a different revision produces
# scores that look completely ordinary and describe a different game.
ROM=""
for p in PokemonRed.gb repo/PokemonRed.gb; do
  [ -f "$p" ] && ROM="$p" && break
done
if [ -z "$ROM" ]; then
  say ""
  say "  NEXT STEP — you need to supply a Pokemon Red ROM."
  say "  None is included here and none ever will be; it is copyrighted. Dump your own"
  say "  cartridge, then put the file at:"
  say "      $(pwd)/PokemonRed.gb"
  say "  It must be 1,048,576 bytes, SHA1 ea9bcae617fdf159b045185467ae58b2e4a48b9a"
  say ""
  say "  Then re-run this command and it will finish the setup."
  exit 0
fi
say "  rom: $ROM"

# ---- version, before anything else ---------------------------------------------------------
say ""
say "  checking this client is current..."
$PY contrib/worker.py --check || true

say ""
say "  Setup done. To contribute one unit and see how it goes:"
say ""
say "      cd poke-at-home && $PY contrib/worker.py eval --once"
say ""
say "  That takes a single job, reports numbers, and stops. Nothing runs in the background,"
say "  and nothing was registered on your behalf."
say ""