#!/usr/bin/env bash
set -euo pipefail

SCRIPT_DIR="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd)"
PROJECT_DIR="$SCRIPT_DIR"
ROOT_DIR="$(cd -- "$SCRIPT_DIR/../.." && pwd)"

if ! command -v java >/dev/null 2>&1; then
  cat >&2 <<'EOF'
ERROR: java was not found in PATH.
Please install JDK 17 or newer, then rerun this script.
EOF
  exit 1
fi

JAVA_VERSION_OUTPUT="$(java -version 2>&1 | head -n 1)"
JAVA_VERSION="$(printf '%s\n' "$JAVA_VERSION_OUTPUT" | sed -E 's/.*version "([0-9]+)(\.[0-9]+)?.*/\1/')"
if ! [[ "$JAVA_VERSION" =~ ^[0-9]+$ ]]; then
  echo "WARNING: Unable to parse Java version from: $JAVA_VERSION_OUTPUT" >&2
elif [ "$JAVA_VERSION" -lt 17 ]; then
  echo "ERROR: JDK 17 or newer is required. Found: $JAVA_VERSION_OUTPUT" >&2
  exit 1
fi

if [ -x "$ROOT_DIR/gradlew" ]; then
  GRADLE_CMD=("$ROOT_DIR/gradlew")
elif command -v gradle >/dev/null 2>&1; then
  GRADLE_CMD=(gradle)
else
  cat >&2 <<'EOF'
ERROR: Neither root gradlew nor system gradle was found.
Run from a checkout that contains the Gradle wrapper, or install Gradle.
EOF
  exit 1
fi

cd "$PROJECT_DIR"
"${GRADLE_CMD[@]}" --no-configuration-cache build "$@"