FROM maven:3.6.3-jdk-14 as builder

WORKDIR /tmp

# Cache dependencies
COPY pom.xml .
COPY app/pom.xml app/pom.xml
COPY domain/pom.xml domain/pom.xml
COPY persistance/pom.xml persistance/pom.xml
COPY shared/pom.xml shared/pom.xml
COPY search/pom.xml search/pom.xml

RUN mvn verify clean --fail-never

COPY app/src app/src
COPY domain/src domain/src
COPY persistance/src persistance/src
COPY shared/src shared/src
COPY search/src search/src

RUN mvn -Dstyle.color=always package

FROM openjdk:14-alpine as jdkbuilder

RUN apk add --no-cache binutils

ENV MODULES java.base,java.compiler,java.desktop,java.instrument,java.logging,java.management,java.naming,java.scripting,java.security.jgss,java.sql,java.sql.rowset,java.transaction.xa,java.xml,jdk.net

RUN jlink --output /myjdk --module-path $JAVA_HOME/jmods --add-modules $MODULES --no-header-files --no-man-pages --strip-debug --compress=2

RUN strip -p --strip-unneeded /myjdk/lib/server/libjvm.so

FROM alpine

ENV APPLICATION_USER simplenotes
RUN adduser -D -g '' $APPLICATION_USER

RUN mkdir /app
RUN chown -R $APPLICATION_USER /app

USER $APPLICATION_USER

COPY --from=builder /tmp/app/target/app-*.jar /app/app.jar
COPY --from=jdkbuilder /myjdk /myjdk
WORKDIR /app

CMD ["/myjdk/bin/java", "-server", "-XX:+UnlockExperimentalVMOptions", "-Xms256m", "-Xmx1g", "-XX:+UseG1GC", "-XX:MaxGCPauseMillis=100", "-XX:+UseStringDeduplication", "-jar", "app.jar"]