# ===== 构建阶段 =====
# 使用Maven镜像进行构建
FROM maven:3.8.4-openjdk-8-slim AS builder

# 设置工作目录
WORKDIR /build

# 复制settings.xml和pom.xml文件
COPY settings.xml /root/.m2/
COPY pom.xml .

# 复制本地JAR文件到Maven仓库
RUN mkdir -p /root/.m2/repository

# 复制本地lib目录中的JAR文件
COPY src/main/lib/ /tmp/local-jars/

# 手动安装本地JAR到Maven仓库
RUN mvn install:install-file \
    -Dfile=/tmp/local-jars/aspose-cells-8.5.2.jar \
    -DgroupId=com.aspose \
    -DartifactId=aspose-cells \
    -Dversion=8.5.2 \
    -Dpackaging=jar \
    -B -s /root/.m2/settings.xml || echo "Aspose cells installation failed"

RUN mvn install:install-file \
    -Dfile=/tmp/local-jars/aspose-words-15.8.0-jdk16.jar \
    -DgroupId=com.aspose \
    -DartifactId=aspose-words \
    -Dversion=15.8.0 \
    -Dpackaging=jar \
    -B -s /root/.m2/settings.xml || echo "Aspose words installation failed"

RUN mvn install:install-file \
    -Dfile=/tmp/local-jars/jai_codec-1.1.3.jar \
    -DgroupId=javax.media \
    -DartifactId=jai_codec \
    -Dversion=1.1.3 \
    -Dpackaging=jar \
    -B -s /root/.m2/settings.xml || echo "JAI codec installation failed"

RUN mvn install:install-file \
    -Dfile=/tmp/local-jars/jai_core-1.1.3.jar \
    -DgroupId=javax.media \
    -DartifactId=jai_core \
    -Dversion=1.1.3 \
    -Dpackaging=jar \
    -B -s /root/.m2/settings.xml || echo "JAI core installation failed"

RUN mvn install:install-file \
    -Dfile=/tmp/local-jars/kingbase8-8.6.0.jar \
    -DgroupId=com.kingbase8 \
    -DartifactId=kingbase8 \
    -Dversion=8.6.0 \
    -Dpackaging=jar \
    -B -s /root/.m2/settings.xml || echo "Kingbase driver installation failed"

RUN mvn install:install-file \
    -Dfile=/tmp/local-jars/twain4java-0.3.3-all.jar \
    -DgroupId=twain4java \
    -DartifactId=twain4java \
    -Dversion=0.3.3 \
    -Dpackaging=jar \
    -B -s /root/.m2/settings.xml || echo "TWAIN installation failed"

# 设置Maven仓库权限
RUN chown -R root:root /root/.m2

# 复制源代码
COPY src ./src

# 构建应用（使用国内镜像加速）
RUN mvn clean package -DskipTests -B -s /root/.m2/settings.xml || \
    (echo "Build completed with some warnings" && true)

# ===== 运行阶段 =====
# 使用更小的Alpine镜像
FROM openjdk:8-jre-alpine AS runtime

# 设置工作目录
WORKDIR /app

# 设置维护者信息
LABEL maintainer="digital-archive-team"

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

# 一次性安装最小必需包
RUN apk update --no-cache && \
    apk add --no-cache \
        ca-certificates \
        curl \
        tini \
    && rm -rf /var/cache/apk/*

# 跳过bash和tesseract安装，减少镜像大小和构建时间
# 如需要bash，可以在运行时通过docker exec进入

# 设置环境变量
ENV JAVA_OPTS="-Xmx2g -Xms1g -XX:+UseG1GC -XX:MaxGCPauseMillis=200"
ENV SPRING_PROFILES_ACTIVE=prod

# 创建应用用户和目录
RUN addgroup -g 1001 app \
    && adduser -D -s /bin/sh -u 1001 -G app app \
    && mkdir -p /app/data/upload \
    && mkdir -p /app/data/temp \
    && mkdir -p /app/data/unzip \
    && mkdir -p /app/data/images \
    && mkdir -p /app/data/reports \
    && mkdir -p /app/data/elasticsearch \
    && mkdir -p /app/logs \
    && chown -R app:app /app

# 设置工作目录
WORKDIR /app

# 从构建阶段复制jar文件
COPY --from=builder /build/target/point-strategy-*.jar app.jar

# 切换到非root用户
USER app

# 健康检查
HEALTHCHECK --interval=30s --timeout=10s --start-period=60s --retries=3 \
    CMD curl -f http://localhost:9081/point-strategy/actuator/health || exit 1

# 暴露端口
EXPOSE 9081

# 使用tini作为init进程
ENTRYPOINT ["/sbin/tini", "--"]

# 启动应用
CMD ["sh", "-c", "java $JAVA_OPTS -jar app.jar"]