#!/bin/bash
set -e

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
cd "$SCRIPT_DIR"

if [ ! -f server.pkrvars.hcl ]; then
    echo "Error: server.pkrvars.hcl not found."
    echo "Copy server.pkrvars.hcl.example to server.pkrvars.hcl and fill in your values."
    exit 1
fi

echo "=== Initializing Packer plugins ==="
packer init ubuntu-server.pkr.hcl

echo ""
echo "=== Building image ==="
echo "This will take 15-30 minutes depending on your machine."
echo ""

packer build -var-file=server.pkrvars.hcl ubuntu-server.pkr.hcl

echo ""
echo "==========================================="
echo "  Image built successfully!"
echo "==========================================="
echo "  Output: $SCRIPT_DIR/output/packer-ubuntu-server"
echo ""
echo "  To test locally:"
echo "    qemu-system-x86_64 -m 4096 -hda output/packer-ubuntu-server -enable-kvm"
echo ""
echo "  To convert for other formats:"
echo "    qemu-img convert -f qcow2 -O raw output/packer-ubuntu-server output/server.raw"
echo "    qemu-img convert -f qcow2 -O vmdk output/packer-ubuntu-server output/server.vmdk"
echo "==========================================="