# 使用 Ubuntu 20.04 作为基础镜像（glibc 2.31，兼容更老系统）
FROM ubuntu:20.04 AS base

ARG TARGETARCH
ARG BUILDPLATFORM

ENV DEBIAN_FRONTEND=noninteractive

RUN apt-get update && apt-get install -y \
    git \
    wget \
    build-essential \
    cmake \
    libuv1-dev \
    libssl-dev \
    libhwloc-dev \
    openssl \
    && rm -rf /var/lib/apt/lists/*

FROM base AS build

ARG XXXIG_PROXY_VERSION
ARG TARGETARCH
ARG BUILDPLATFORM
ARG TARGETPLATFORM

RUN git clone --recursive https://github.com/wangdefaa/xxxig-proxy.git && \
    cd xxxig-proxy && \
    git checkout ${XXXIG_PROXY_VERSION}

WORKDIR /xxxig-proxy

# 根据目标架构优化编译
RUN mkdir build && cd build && \
    if [ "$BUILDPLATFORM" != "$TARGETPLATFORM" ]; then \
        MAKE_JOBS="-j2"; \
    else \
        MAKE_JOBS="-j$(nproc)"; \
    fi && \
    echo "Building with parallel jobs: $MAKE_JOBS (cross-compile: $([ "$BUILDPLATFORM" != "$TARGETPLATFORM" ] && echo yes || echo no))" && \
    cmake .. -DCMAKE_BUILD_TYPE=Release && \
    make $MAKE_JOBS

FROM scratch

ARG TARGETARCH

COPY --from=build /xxxig-proxy/build/xxxig-proxy /linux_${TARGETARCH}/xxxig-proxy
COPY --from=build /xxxig-proxy/src/config.json /linux_${TARGETARCH}/config.json