#!/usr/bin/env bash
# Build the Approach-(B) shim: the ClassicPeer driver + host + bridge.
# Requires JAVA_HOME/javac on PATH and the genuine Robocode 1.9.5.5 jar.
#
#   ROBOCODE_JAR=/path/to/robocode.jar ./build.sh
set -euo pipefail

HERE="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
ROBOCODE_JAR="${ROBOCODE_JAR:-/tmp/robocode/install/libs/robocode.jar}"
OUT="${OUT:-$HERE/out}"

if [[ ! -f "$ROBOCODE_JAR" ]]; then
  echo "robocode.jar not found: $ROBOCODE_JAR" >&2
  echo "Set ROBOCODE_JAR to a Robocode 1.9.5.5 install's libs/robocode.jar" >&2
  exit 1
fi

mkdir -p "$OUT"
javac -nowarn -cp "$ROBOCODE_JAR" -d "$OUT" \
  "$HERE/src/robocode_shim/ClassicPeer.java" \
  "$HERE/src/robocode_shim/BotHost.java" \
  "$HERE/src/robocode_shim/TankRoyaleBridge.java" \
  "$HERE/src/robocode_shim/SmokeTest.java"
echo "shim built -> $OUT"