# 使用国内镜像加速
FROM swr.cn-north-4.myhuaweicloud.com/ddn-k8s/docker.io/python:3.12-slim

# 设置工作目录
WORKDIR /app

# 设置环境变量
ENV PYTHONUNBUFFERED=1 \
    PYTHONDONTWRITEBYTECODE=1 \
    PIP_NO_CACHE_DIR=1 \
    PIP_DISABLE_PIP_VERSION_CHECK=1 \
    PIP_DEFAULT_TIMEOUT=120

# 优先尝试阿里云 Debian 镜像源，失败时自动回退官方源
RUN set -eux; \
    cp /etc/apt/sources.list.d/debian.sources /tmp/debian.sources.bak; \
    sed -i 's|http://deb.debian.org|http://mirrors.aliyun.com|g' /etc/apt/sources.list.d/debian.sources; \
    sed -i 's|http://security.debian.org|http://mirrors.aliyun.com|g' /etc/apt/sources.list.d/debian.sources; \
    if ! apt-get update; then \
        cp /tmp/debian.sources.bak /etc/apt/sources.list.d/debian.sources; \
        apt-get update; \
    fi; \
    if ! apt-get install -y --no-install-recommends \
        build-essential \
        default-libmysqlclient-dev \
        pkg-config \
        libpango-1.0-0 \
        libpangoft2-1.0-0 \
        libpangocairo-1.0-0 \
        libgdk-pixbuf-2.0-0 \
        libcairo2 \
        libffi-dev \
        shared-mime-info \
        fontconfig \
        fonts-dejavu-core \
        fonts-wqy-microhei; then \
        cp /tmp/debian.sources.bak /etc/apt/sources.list.d/debian.sources; \
        apt-get update; \
        apt-get install -y --no-install-recommends \
            build-essential \
            default-libmysqlclient-dev \
            pkg-config \
            libpango-1.0-0 \
            libpangoft2-1.0-0 \
            libpangocairo-1.0-0 \
            libgdk-pixbuf-2.0-0 \
            libcairo2 \
            libffi-dev \
            shared-mime-info \
            fontconfig \
            fonts-dejavu-core \
            fonts-wqy-microhei; \
    fi; \
    rm -rf /var/lib/apt/lists/*

# 复制依赖文件
COPY requirements.txt .

# 升级打包工具，减少 PEP517/源码构建失败
RUN pip install --no-cache-dir --upgrade pip setuptools wheel -i https://pypi.tuna.tsinghua.edu.cn/simple

# 安装 Python 依赖
RUN pip install --no-cache-dir -r requirements.txt -i https://pypi.tuna.tsinghua.edu.cn/simple || \
    pip install --no-cache-dir -r requirements.txt -i https://pypi.org/simple

# 复制项目文件
COPY . .

# 创建必要的目录
RUN mkdir -p /data/nex_docus_store/projects /data/nex_docus_store/temp logs

# 暴露端口
EXPOSE 8000

# 启动命令
CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8000"]