# 只打包「游客在线客服聊天框」
# 前端：官方 Chatwoot production 镜像（构建期已 assets:precompile / Vite 编译）
# 运行：RAILS_ENV=production，不跑 development / vite / pnpm / bundle install
#
# 对照：https://github.com/chatwoot/chatwoot/blob/v4.16.2/docker-compose.production.yaml
#       https://github.com/chatwoot/chatwoot/blob/v4.16.2/docker/Dockerfile

FROM chatwoot/chatwoot:v4.16.2

USER root

# 确认生产静态资源已存在（官方镜像 precompile 产物）
RUN test -d /app/public/assets \
  && test -d /app/public/vite/assets \
  && test "$(ls -A /app/public/vite/assets 2>/dev/null | wc -l)" -gt 0 \
  && echo "[ok] Chatwoot production frontend assets present"

RUN apk add --no-cache python3 py3-pip py3-virtualenv

WORKDIR /opt/guest-cs
RUN python3 -m venv /opt/guest-cs/.venv
ENV PATH="/opt/guest-cs/.venv/bin:$PATH"

COPY flask/requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

COPY flask/ .
COPY start-chat.sh /usr/local/bin/start-chat.sh
RUN chmod +x /usr/local/bin/start-chat.sh \
  && mkdir -p /app/storage \
  && sed -i 's/\r$//' /usr/local/bin/start-chat.sh

# 与 docker-compose.production.yaml 对齐；聊天框经 7788 代理 widget
ENV RAILS_ENV=production \
    NODE_ENV=production \
    INSTALLATION_ENV=docker \
    RAILS_SERVE_STATIC_FILES=true \
    BUNDLE_WITHOUT=development:test \
    EXECJS_RUNTIME=Disabled \
    APP_HOST=0.0.0.0 \
    APP_PORT=7788 \
    APP_DEBUG=false \
    CHATWOOT_GUEST_PROXY_TARGET=http://127.0.0.1:3000 \
    CHATWOOT_GUEST_API_BASE=http://127.0.0.1:3000 \
    CHATWOOT_GUEST_BASE_URL=http://127.0.0.1:7788/cw

# 对外产品口是 7788（聊天框）；3000 仅容器内给 widget API
EXPOSE 7788

WORKDIR /app
ENTRYPOINT ["/usr/local/bin/start-chat.sh"]