# ===============================================================
# iBoard 一体化镜像: 静态前端 (dist/) + Express API (server/) 同进程
# 构建: docker build --build-arg DATABASE_URL=... -t iboard:latest .
#       可选 --build-arg VITE_API_BASE=https://api.example.com 让前端走绝对地址
# 运行: docker run -d --name iboard -p 3001:3001 -e DATABASE_URL=... iboard:latest
# ===============================================================
FROM node:22-alpine AS builder

WORKDIR /app

# 国内构建时可换源
RUN npm config set registry https://registry.npmmirror.com

# 先拷贝 package 文件, 利用 Docker 缓存
COPY package*.json ./
COPY prisma ./prisma/
COPY prisma.config.ts ./
COPY generated ./generated/

# 装全量依赖 (dev 也装, 后面 build 要用)
RUN npm install

# 拷贝源码
COPY . .

# 构建前端 (输出到 dist/) 与 Prisma 客户端
RUN npx prisma generate
# build 时把 VITE_API_BASE 写进 bundle, 默认空 = 走相对路径 /api (同源 Express)
ARG VITE_API_BASE=
ENV VITE_API_BASE=$VITE_API_BASE
RUN npm run build

# 运行时阶段
FROM node:22-alpine

WORKDIR /app

# 阿里源加速
RUN npm config set registry https://registry.npmmirror.com

# 只装运行时依赖
COPY package*.json ./
RUN npm install --omit=dev

# 拷贝构建产物
COPY --from=builder /app/dist ./dist
COPY --from=builder /app/server ./server
COPY --from=builder /app/generated ./generated
COPY --from=builder /app/prisma ./prisma
COPY --from=builder /app/prisma.config.ts ./prisma.config.ts
COPY --from=builder /app/content ./content
COPY --from=builder /app/public ./public

# OTA 升级包: CI (docker-build.yml) 生成的 ota-package/, 随镜像发布
# 本地构建时只有占位文件 (ota-package/README.md), server 找不到 latest.json 则 OTA 返回"无更新"
COPY ota-package ./ota-package
ENV OTA_PACKAGE_DIR=/app/ota-package

# 健康检查
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
  CMD wget -qO- http://127.0.0.1:3001/api/health || exit 1

EXPOSE 3001

ENV NODE_ENV=production
ENV PORT=3001

# Node 22 默认未开 strip-types, 显式开启以便加载 generated/prisma/*.ts
CMD ["node", "--experimental-strip-types", "--no-warnings", "server/index.js"]