#!/bin/bash
prepareDockerfile(){
cat << EOF > Dockerfile-${artifactId}

ARG ACCOUNT_ID=766380763301

FROM \${ACCOUNT_ID}.dkr.ecr.ap-southeast-1.amazonaws.com/build/node:12.22.1-slim as build-env

WORKDIR /usr/src/app

COPY package*.json ./

RUN npm install

FROM \${ACCOUNT_ID}.dkr.ecr.ap-southeast-1.amazonaws.com/build/node:12.22.1-alpine

# for health checks
# RUN apk add --update --no-cache curl=7.74.0-r1

USER node:1000

COPY --chown=node:1000 --from=build-env /usr/src/app /app

WORKDIR /app

EXPOSE 2020

COPY --chown=node:1000 . .

CMD ["npm", "start"]

EOF

}

main(){
     if [[ $# == 1 ]];then
          export artifactId=$1
          rm -f Dockerfile-${artifactId}
          prepareDockerfile
          ls -latr
          cat Dockerfile-${artifactId}
     else
          echo "Please provide required parameters"
          exit 1
     fi
}

main $@