#!/usr/bin/env sh
set -eu

MVN_VERSION="3.9.9"
BASE_DIR="$(CDPATH= cd -- "$(dirname -- "$0")" && pwd)"
WRAPPER_DIR="$BASE_DIR/.mvn/wrapper"
MVN_HOME="$WRAPPER_DIR/apache-maven-$MVN_VERSION"
ARCHIVE="$WRAPPER_DIR/apache-maven-$MVN_VERSION-bin.tar.gz"
URL="https://archive.apache.org/dist/maven/maven-3/$MVN_VERSION/binaries/apache-maven-$MVN_VERSION-bin.tar.gz"

if [ ! -x "$MVN_HOME/bin/mvn" ]; then
  mkdir -p "$WRAPPER_DIR"
  if command -v curl >/dev/null 2>&1; then
    curl -fsSL "$URL" -o "$ARCHIVE"
  elif command -v wget >/dev/null 2>&1; then
    wget -q "$URL" -O "$ARCHIVE"
  else
    echo "curl or wget is required to download Maven $MVN_VERSION" >&2
    exit 1
  fi
  tar -xzf "$ARCHIVE" -C "$WRAPPER_DIR"
fi

exec "$MVN_HOME/bin/mvn" "$@"