FROM docker.m.daocloud.io/library/node:20-alpine AS build

WORKDIR /app

COPY package.json package-lock.json* ./
RUN npm install

COPY tsconfig.json ./tsconfig.json
COPY src ./src
COPY public ./public

RUN npm run build

FROM docker.m.daocloud.io/library/node:20-alpine AS runtime

WORKDIR /app

ENV NODE_ENV=production \
    PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    TZ=Asia/Shanghai

# Alpine 使用国内镜像，加速 apk 安装（python3/py3-pip）并设置时区为 Asia/Shanghai（与宿主机保持一致）
RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.aliyun.com/g' /etc/apk/repositories \
    && apk add --no-cache python3 py3-pip tzdata \
    && ln -sf /usr/share/zoneinfo/Asia/Shanghai /etc/localtime \
    && echo "Asia/Shanghai" > /etc/timezone

COPY --from=build /app/node_modules ./node_modules
COPY --from=build /app/dist ./dist
COPY --from=build /app/public ./public

COPY backend/requirements.txt ./backend/requirements.txt
ARG PIP_INDEX="https://pypi.tuna.tsinghua.edu.cn/simple"
ARG PIP_TRUSTED_HOST="pypi.tuna.tsinghua.edu.cn"
RUN pip3 install --no-cache-dir --break-system-packages \
    -i "${PIP_INDEX}" --trusted-host "${PIP_TRUSTED_HOST}" \
    fastapi==0.115.0 && \
    pip3 install --no-cache-dir --break-system-packages \
    -i "${PIP_INDEX}" --trusted-host "${PIP_TRUSTED_HOST}" \
    "uvicorn[standard]==0.30.0" && \
    pip3 install --no-cache-dir --break-system-packages \
    -i "${PIP_INDEX}" --trusted-host "${PIP_TRUSTED_HOST}" \
    httpx==0.27.0 && \
    pip3 install --no-cache-dir --break-system-packages \
    -i "${PIP_INDEX}" --trusted-host "${PIP_TRUSTED_HOST}" \
    "websockets>=12.0" && \
    pip3 install --no-cache-dir --break-system-packages \
    -i "${PIP_INDEX}" --trusted-host "${PIP_TRUSTED_HOST}" \
    "openai>=1.0.0" && \
    pip3 check && \
    python3 -c "import fastapi; import uvicorn; import httpx; import websockets; import openai; print('all deps ok')"

COPY backend ./backend
# 仅复制模板，不复制 .env / .env.prod（由 run-docker.sh --env-file .env.prod 注入）
COPY .env.example ./
COPY .env.prod.example ./
COPY start.sh ./

EXPOSE 3000 8000

CMD ["sh", "start.sh"]