#!/bin/bash
# =============================================================================
# Build and push node-tls-proxy multi-arch image
# =============================================================================
# Usage:
#   ./build-push.sh              # build + push latest
#   ./build-push.sh v1.0.0       # build + push with tag
#   ./build-push.sh --local      # build locally only (no push)
#
# Prerequisites:
#   docker login                 # login to Docker Hub first
#   docker buildx create --use   # enable multi-arch builds (one-time)
# =============================================================================

set -euo pipefail

SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
CONTEXT_DIR="${SCRIPT_DIR}/../antigravity/node-tls-proxy"
IMAGE="zfc931912343/sub2api-tls-proxy"
PLATFORMS="linux/amd64,linux/arm64"

TAG="${1:-latest}"
PUSH=true

if [ "$TAG" = "--local" ]; then
    TAG="latest"
    PUSH=false
fi

echo "============================================="
echo "  Node.js TLS Proxy Image Builder"
echo "============================================="
echo "  Image:     ${IMAGE}:${TAG}"
echo "  Platforms: ${PLATFORMS}"
echo "  Push:      ${PUSH}"
echo "  Context:   ${CONTEXT_DIR}"
echo "============================================="

# Verify context
if [ ! -f "${CONTEXT_DIR}/proxy.js" ]; then
    echo "ERROR: proxy.js not found in ${CONTEXT_DIR}"
    exit 1
fi

if [ "$PUSH" = true ]; then
    echo ""
    echo "[1/2] Building multi-arch image..."
    docker buildx build \
        --platform "${PLATFORMS}" \
        --tag "${IMAGE}:${TAG}" \
        --tag "${IMAGE}:latest" \
        --push \
        --file "${CONTEXT_DIR}/Dockerfile" \
        "${CONTEXT_DIR}"

    echo ""
    echo "[2/2] Verifying..."
    docker manifest inspect "${IMAGE}:${TAG}" | head -20
else
    echo ""
    echo "[1/1] Building local image (current arch only)..."
    docker build \
        --tag "${IMAGE}:${TAG}" \
        --file "${CONTEXT_DIR}/Dockerfile" \
        "${CONTEXT_DIR}"
fi

echo ""
echo "============================================="
echo "  Done!"
if [ "$PUSH" = true ]; then
    echo "  Pushed: ${IMAGE}:${TAG}"
    echo "  Pushed: ${IMAGE}:latest"
    echo ""
    echo "  Cloud deploy:"
    echo "    cd deploy"
    echo "    docker compose -f docker-compose.yml -f docker-compose.tls-proxy.yml up -d"
fi
echo "============================================="