steps:
  - id: Lock
    name: golang:1.23.0
    entrypoint: bash
    args:
      - -ec
      - |
        if [[ "$COMMIT_SHA" = '' ]]; then
          echo "no COMMIT_SHA, not locking"
          exit 0
        fi
        go run golang.org/x/website/cmd/locktrigger@latest \
          -project $PROJECT_ID -build $BUILD_ID -repo https://go.googlesource.com/oscar

  - id: CheckEnv
    name: bash
    args:
      - -ec
      - |
        if [[ "$SHORT_SHA" = '' ]]; then
          echo >&2 "missing SHORT_SHA; use --substitutions on command line"
          exit 1
        fi
        if [[ ! ${_ENV} =~ ^(devel|prod)$ ]]; then
          echo >&2 "_ENV must be one of: devel, prod'"
          exit 1
        fi
        if [[ ! ${_ENABLE_SYNC} =~ ^(true|false)$ ]]; then
          echo >&2 "_ENABLE_SYNC must be one of: true, false'"
          exit 1
        fi
        if [[ ! ${_ENABLE_CHANGES} =~ ^(true|false)$ ]]; then
          echo >&2 "_ENABLE_CHANGES must be one of: true, false'"
          exit 1
        fi

  - id: Test
    name: golang:1.23.0
    entrypoint: bash
    args:
      - -ec
      # Run tests for all submodules.
      - find . -name go.mod -execdir go test ./... \;

  - id: Build
    name: gcr.io/cloud-builders/docker
    entrypoint: bash
    args:
      - -ec
      - |
        env=${_ENV}
        tag=$env-$(date +%Y%m%dt%H%M%S)-$SHORT_SHA
        image=gcr.io/${PROJECT_ID}/gaby:$tag
        firestore_db=$env
        enable_sync=${_ENABLE_SYNC}
        enable_changes=${_ENABLE_CHANGES}

        echo "building image $image with firestore_db $firestore_db (enable_sync=$enable_sync, enable_changes=$enable_changes)"

        docker build -t $image \
          --build-arg FIRESTORE_DB="$firestore_db" \
          --build-arg ENABLE_SYNC="$enable_sync" \
          --build-arg ENABLE_CHANGES="$enable_changes" \
          -f internal/gaby/Dockerfile .
        docker push $image

        # Save image name for later steps.
        echo $image > /workspace/image-$env.txt

  - id: Deploy
    name: gcr.io/cloud-builders/gcloud
    entrypoint: bash
    args:
      - -ec
      - |
        env=${_ENV}
        image=$(cat /workspace/image-$env.txt)
        service=gaby-$env
        echo "deploying service $service from image $image"

        gcloud run deploy --project $PROJECT_ID $service --image $image --region us-central1 \
          --memory 4G

        # If there was a rollback, `gcloud run deploy` will create a revision
        # but not point traffic to it. The following command ensures that the
        # new revision will get traffic.
        gcloud run services update-traffic $service --to-latest --region us-central1

substitutions:
  _ENV: "devel"
  _ENABLE_SYNC: "false"
  _ENABLE_CHANGES: "false"