# Copyright 2023 The Janus IDP Authors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# for main branch, use next tags; for 1.x branches, use :latest tags
name: Build and push operator, bundle, and catalog images

on:
  push:
    branches: 
      - main
      - rhdh-1.[0-9]+
      - 1.[0-9]+.x

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

env:
  REGISTRY: quay.io

jobs:
  next-build:
    name: Next build
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
    steps:
      - name: Checkout
        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
        with:
          fetch-depth: 0

      # check changes in this commit for regex include and exclude matches; pipe to an env var
      - name: Check for changes to build
        run: |
          # don't fail if nothing returned by grep
          set +e 
          CHANGES="$(git diff --name-only HEAD~1 | \
            grep -E "workflows/.+-container-build.yaml|Makefile|bundle/|config/|go.mod|go.sum|.+\.go|docker/|\.dockerignore" | \
            grep -v -E ".+_test.go|/.rhdh/")";
          echo "Changed files for this commit:"
          echo "=============================="
          echo "$CHANGES"
          echo "=============================="
          {
            echo 'CHANGES<<EOF'
            echo $CHANGES
            echo EOF
          } >> "$GITHUB_ENV"

      - name: Get the last commit short SHA
        # run this stage only if there are changes that match the includes and not the excludes
        if: ${{ env.CHANGES != '' }}
        run: |
          SHORT_SHA=$(git rev-parse --short HEAD)
          echo "SHORT_SHA=$SHORT_SHA" >> $GITHUB_ENV
          BASE_VERSION=$(grep -E "^VERSION \?=" Makefile | sed -r -e "s/.+= //") # 0.0.1
          echo "BASE_VERSION=$BASE_VERSION" >> $GITHUB_ENV

      - name: Setup Go
        # run this stage only if there are changes that match the includes and not the excludes
        if: ${{ env.CHANGES != '' }}
        uses: actions/setup-go@0c52d547c9bc32b1aa3301fd7a9cb496313a4491 # v5
        with:
          go-version-file: 'go.mod'

      - name: Login to quay.io
        # run this stage only if there are changes that match the includes and not the excludes
        if: ${{ env.CHANGES != '' }}
        uses: docker/login-action@e92390c5fb421da1463c202d546fed0ec5c39f20 # v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ vars.QUAY_USERNAME }}
          password: ${{ secrets.QUAY_TOKEN }}

      - name: Build and push operator, bundle, and catalog images
        # run this stage only if there are changes that match the includes and not the excludes
        if: ${{ env.CHANGES != '' }}
        run: |
          # install skopeo, podman
          sudo apt-get -y update; sudo apt-get -y install skopeo podman

          export CONTAINER_ENGINE=podman
          latestNext="next"
          # for main branch, use next tags; for 1.x branches, use :latest tags
          if [[ $(git rev-parse --abbrev-ref HEAD) != "main" ]]; then
            latestNext="latest" 
          fi

          export VERSION=${{ env.BASE_VERSION }}

          set -ex

          # build 3 container images with a 14d expiry
          CONTAINER_ENGINE=${CONTAINER_ENGINE} VERSION=${VERSION} make release-build

          # now copy images from local cache to quay, using 0.0.1-next-f00cafe, 0.0.1-next, and next tags
          for image in operator operator-bundle operator-catalog; do
            podman push quay.io/janus-idp/${image}:${VERSION} -q
            skopeo --insecure-policy copy --all docker://quay.io/janus-idp/${image}:${VERSION} docker://quay.io/janus-idp/${image}:${VERSION}-${{ env.SHORT_SHA }}
            skopeo --insecure-policy copy --all docker://quay.io/janus-idp/${image}:${VERSION} docker://quay.io/janus-idp/${image}:${latestNext}
          done