# ================================
# 阶段 1: 构建阶段
# ================================
FROM --platform=linux/amd64 node:20-alpine AS builder

# 使用阿里云镜像源加速
RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.aliyun.com/g' /etc/apk/repositories

# 设置工作目录
WORKDIR /build

# 安装 pnpm
RUN corepack enable && corepack prepare pnpm@10.15.0 --activate

# 设置 npm 镜像源
RUN pnpm config set registry https://registry.npmmirror.com

# 复制 package.json 和 pnpm-lock.yaml（利用 Docker 缓存）
COPY package.json pnpm-lock.yaml ./

# 安装依赖
RUN pnpm install --frozen-lockfile

# 复制源代码
COPY . .

# 构建 H5 测试版本
RUN pnpm build:h5-test

# ================================
# 阶段 2: 运行阶段
# ================================
FROM --platform=linux/amd64 nginx:alpine

# 使用阿里云镜像源加速
RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.aliyun.com/g' /etc/apk/repositories

# 设置时区
RUN apk add --no-cache tzdata && \
    cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime && \
    echo "Asia/Shanghai" > /etc/timezone

# 删除默认 nginx 配置
RUN rm -rf /etc/nginx/conf.d/default.conf

# 复制自定义 nginx 配置
COPY docker/nginx.conf /etc/nginx/conf.d/default.conf

# 从构建阶段复制构建产物（UniApp H5 输出目录）
COPY --from=builder /build/dist/build/h5 /usr/share/nginx/html/h5

# 暴露端口
EXPOSE 80

# 健康检查
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
    CMD wget --no-verbose --tries=1 --spider http://127.0.0.1:80/health || exit 1

# 启动 nginx
CMD ["nginx", "-g", "daemon off;"]
