#!/bin/bash
# Football System - Quick Docker Build
# Simplified build to test if Docker approach works

set -e

echo "================================================"
echo "Football Quick Docker Build Test"
echo "================================================"
echo ""

# Configuration
BUILD_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
IMAGE_NAME="football-quick-build"

# Clean up old chroot if possible
echo "Checking for old chroot..."
if [ -d "$BUILD_DIR/chroot" ]; then
    echo "Found old chroot directory (owned by root)"
    echo "Trying Docker volume mount approach instead..."
fi

# ============================================================================
# STEP 1: Build Docker image (simple, no context check)
# ============================================================================

echo "[1/5] Building Docker image..."
echo ""

# Build image without checking context for old chroot
docker build -t "$IMAGE_NAME" -f - "$BUILD_DIR" << EOF
FROM debian:trixie

ENV DEBIAN_FRONTEND=noninteractive

# Install essential tools
RUN apt-get update && \
    apt-get install -y \
    debootstrap \
    qemu-utils \
    wireguard-tools \
    bash \
    coreutils && \
    apt-get clean

WORKDIR /build
CMD ["/bin/bash"]
EOF

echo "✅ Docker image built"

# ============================================================================
# STEP 2: Generate WireGuard keys
# ============================================================================

echo ""
echo "[2/5] Generating WireGuard keys..."

docker run --rm -v "$BUILD_DIR:/build" "$IMAGE_NAME" bash -c '
    cd /build
    if [ ! -f private.key ]; then
        wg genkey > private.key
        wg pubkey < private.key > public.key
        chmod 600 private.key
        echo "Keys generated"
    else
        echo "Keys already exist"
    fi
'

echo "✅ WireGuard keys generated"

# ============================================================================
# STEP 3: Test debootstrap
# ============================================================================

echo ""
echo "[3/5] Testing debootstrap in Docker..."

docker run --rm \
    -v "$BUILD_DIR:/build" \
    -v /tmp:/tmp-build \
    "$IMAGE_NAME" \
    bash -c '
        set -e
        echo "Testing debootstrap..."
        debootstrap --version
        echo "✅ debootstrap available"
        
        echo ""
        echo "Testing minimal bootstrap (will take time)..."
        rm -rf /tmp-build/test-chroot
        mkdir -p /tmp-build/test-chroot
        
        # Quick bootstrap test (only essential packages)
        echo "Bootstrap will take 5-10 minutes..."
        debootstrap --arch=amd64 --variant=minbase trixie /tmp-build/test-chroot http://deb.debian.org/debian
        
        echo "✅ Bootstrap test complete"
        
        # Check what was installed
        echo "Files in /tmp-build/test-chroot:"
        ls -la /tmp-build/test-chroot/ | head -20
    '

echo "✅ debootstrap test passed"

# ============================================================================
# STEP 4: Test qemu-img
# ============================================================================

echo ""
echo "[4/5] Testing qemu-img in Docker..."

docker run --rm \
    -v "$BUILD_DIR:/build" \
    -v /tmp:/tmp-build \
    "$IMAGE_NAME" \
    bash -c '
        echo "Testing qemu-img..."
        qemu-img --version
        echo "✅ qemu-img available"
        
        echo ""
        echo "Creating test image..."
        cd /tmp-build
        qemu-img create -f raw test.img 512M
        echo "✅ Test image created"
        
        ls -lh test.img
    '

echo "✅ qemu-img test passed"

# ============================================================================
# STEP 5: Summary
# ============================================================================

echo ""
echo "================================================"
echo "QUICK BUILD TEST RESULTS"
echo "================================================"
echo ""
echo "✅ Docker image built"
echo "✅ WireGuard keys generated"
echo "✅ debootstrap works in Docker"
echo "✅ qemu-img works in Docker"
echo ""
echo "All Docker components verified!"
echo ""
echo "WireGuard keys:"
ls -lh "$BUILD_DIR"/private.key "$BUILD_DIR"/public.key 2>/dev/null || echo "No keys found"
echo ""
echo "Next steps:"
echo "  1. Full Docker build available in: docker-universal-build.sh"
echo "  2. Or test in VM manually with debootstrap output"
echo ""