#!/bin/bash
set -euo pipefail

BIN_DIR="${BIN_DIR:-/usr/local/bin}"
COMPLETION_DIR="${COMPLETION_DIR:-/etc/bash_completion.d}"
SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"

if [ $EUID -ne 0 ]; then
    echo "This script must be run with root privileges (sudo)." >&2
    echo "Usage: sudo $0" >&2
    echo "" >&2
    echo "To install to a user-writable location instead:" >&2
    echo "  BIN_DIR=~/.local/bin COMPLETION_DIR=~/.bash_completion.d $0" >&2
    exit 1
fi

mkdir -p "$BIN_DIR" "$COMPLETION_DIR"

echo "Installing lxcd to ${BIN_DIR}/lxcd..."
cp "$SCRIPT_DIR/lxcd.py" "${BIN_DIR}/lxcd"
chmod 755 "${BIN_DIR}/lxcd"

if [ -f "$SCRIPT_DIR/lxcd.completion" ]; then
    echo "Installing bash completion to ${COMPLETION_DIR}/lxcd..."
    cp "$SCRIPT_DIR/lxcd.completion" "${COMPLETION_DIR}/lxcd"
fi

echo ""
echo "lxcd installed successfully!"
echo "Usage: lxcd --help"