#!/bin/bash
# Build script - everything runs in Docker containers
set -e

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

VERSION="${VERSION:-1.0.0}"
OUTPUT_DIR="${SCRIPT_DIR}/dist"

echo "=============================================="
echo "  logcorrelator - Docker Build Pipeline"
echo "=============================================="
echo ""

# Create output directory
mkdir -p "${OUTPUT_DIR}"

# Step 1: Build and test
echo "[1/4] Building and running tests in container..."
docker build \
    --target builder \
    -t logcorrelator-builder:latest \
    -f Dockerfile .

# Step 2: Build runtime image
echo "[2/4] Building runtime image..."
docker build \
    --target runtime \
    -t logcorrelator:${VERSION} \
    -t logcorrelator:latest \
    -f Dockerfile .

# Step 3: Build packages (DEB + RPM)
echo "[3/4] Building DEB and RPM packages in container..."
docker build \
    --target output \
    --build-arg VERSION="${VERSION}" \
    -t logcorrelator-packager:latest \
    -f Dockerfile.package .

# Extract packages from builder container
echo "[4/4] Extracting packages..."
mkdir -p "${OUTPUT_DIR}/deb" "${OUTPUT_DIR}/rpm"
docker run --rm -v "${OUTPUT_DIR}:/output" logcorrelator-packager:latest \
    sh -c 'cp -r /packages/deb /output/ && cp -r /packages/rpm /output/'

echo ""
echo "=============================================="
echo "  Build Complete!"
echo "=============================================="
echo ""
echo "Artifacts:"
echo "  - Runtime image: logcorrelator:${VERSION}"
echo "  - DEB package:   ${OUTPUT_DIR}/deb/logcorrelator_${VERSION}_amd64.deb"
echo "  - RPM package:   ${OUTPUT_DIR}/rpm/logcorrelator-${VERSION}-1.x86_64.rpm"
echo ""
echo "Usage:"
echo "  # Run with Docker:"
echo "  docker run -d --name logcorrelator \\"
echo "    -v /var/run/logcorrelator:/var/run/logcorrelator \\"
echo "    -v /var/log/logcorrelator:/var/log/logcorrelator \\"
echo "    -v ./config.conf:/etc/logcorrelator/logcorrelator.conf \\"
echo "    logcorrelator:latest"
echo ""
echo "  # Install DEB on Debian/Ubuntu:"
echo "  sudo dpkg -i ${OUTPUT_DIR}/deb/logcorrelator_${VERSION}_amd64.deb"
echo "  sudo systemctl enable logcorrelator"
echo "  sudo systemctl start logcorrelator"
echo ""
echo "  # Install RPM on Rocky Linux:"
echo "  sudo rpm -ivh ${OUTPUT_DIR}/rpm/logcorrelator-${VERSION}-1.x86_64.rpm"
echo "  sudo systemctl enable logcorrelator"
echo "  sudo systemctl start logcorrelator"
echo ""