image: egon0/docker-with-buildx-and-git

variables:
  DOCKER_HOST: tcp://docker:2375/
  DOCKER_DRIVER: overlay2
  DOCKER_TLS_CERTDIR: ""

services:
  - docker:dind

build:
  stage: build
  variables:
    IMAGE_TAG: $CI_REGISTRY_IMAGE
    D_IMAGE_TAG: egon0/writefreely-multiarch
    D_LATEST_TAG: egon0/writefreely-multiarch:latest
  script:
      - >
        apk add --no-cache jq wget;
        LATEST_GITHUB=$(wget --quiet "https://api.github.com/repos/writefreely/writefreely/releases/latest" -O - |  jq -r '.tag_name');
        LATEST_DHUB=$(wget -q https://registry.hub.docker.com/v1/repositories/$D_IMAGE_TAG/tags -O - | sed -e 's/[][]//g' -e 's/"//g' -e 's/ //g' | tr '}' '\n' | awk -F: '{print $3}' | tail -n1);
        if [ "$LATEST_GITHUB" != "$LATEST_DHUB" ]
         then
          wget https://github.com/writefreely/writefreely/archive/${LATEST_GITHUB}.tar.gz -O /tmp/writefreely.tar.gz
          tar xf /tmp/writefreely.tar.gz --strip-components=1
          sed -i 's/nodejs-npm/npm/g' Dockerfile
          docker login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY
          docker login -u $DOCKER_LOGIN -p $DOCKER_PASSWORD
          docker buildx create --use --name A$CI_COMMIT_SHORT_SHA
          docker buildx build --platform $BUILD_PLATFORMS --push -t $IMAGE_TAG:$LATEST_GITHUB -t $CI_REGISTRY_IMAGE:latest -t $D_IMAGE_TAG:$LATEST_GITHUB -t $D_LATEST_TAG .
        else
          return 0
        fi