build_docker_and_trigger_metplus.yml

name: Build Docker Image and Trigger METplus Workflow

on:
  push:
    branches:
      - develop
      - 'main_v[0-9]+.[0-9]+'
    paths-ignore:
      - 'docs/**'

  workflow_dispatch:

env:
  DOCKERHUB_REPO: dtcenter/met-dev

jobs:

  build_met_docker:
    name: Handle Docker Image
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Get branch name
        id: get_branch_name
        run: echo branch_name=${GITHUB_REF#refs/heads/} >> $GITHUB_OUTPUT

      - name: Build Docker Image
        run: .github/jobs/build_docker_image.sh
        env:
          SOURCE_BRANCH: ${{ steps.get_branch_name.outputs.branch_name }}-lite
          MET_BASE_REPO: met-base
          MET_BASE_TAG: v3.3

      - name: Push Docker Image
        run: .github/jobs/push_docker_image.sh
        env:
          SOURCE_BRANCH: ${{ steps.get_branch_name.outputs.branch_name }}-lite
          DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}
          DOCKER_PASSWORD: ${{ secrets.DOCKER_PASSWORD }}

  trigger_metplus:
    name: Trigger METplus testing workflow
    runs-on: ubuntu-latest
    needs: build_met_docker
    steps:
      - name: Print GitHub values for reference
        env:
          GITHUB_CONTEXT: ${{ toJson(github) }}
        run: echo "$GITHUB_CONTEXT"
      - name: Checkout code from this repo
        uses: actions/checkout@v4
      - name: Get METplus repo for component version script
        uses: actions/checkout@v4
        with:
          repository: 'dtcenter/METplus'
          ref: 'develop'
          path: 'METplus'
      - name: Get version from ref (branch)
      - id: get_version
        run: |
          version=$(cut -d "/" -f3 <<< "${GITHUB_REF}")
          echo "version=${version}" >> $GITHUB_OUTPUT
      - id: get_metplus_branch
        run: |
          repo=${{ github.repository }}
          repo=${repo#*/}
          version=${{ steps.get_version.outputs.version }}

          if [ "${version}" == "develop" ]; then
            metplus_branch=develop
          else
            cmd="$GITHUB_WORKSPACE/METplus/metplus/component_versions.py -i ${repo} -v ${version} -o METplus -f main_v{X}.{Y}"
            echo $cmd
            metplus_branch=$($cmd)
          fi

          # if no branch can be determined, exit and error
          if [ -z "${metplus_branch}" ]; then
            echo "ERROR: Could not get METplus branch"
            exit 1
          fi
          branch_exists=$(git -C $GITHUB_WORKSPACE/METplus ls-remote origin ${metplus_branch})
          if [ -z "${branch_exists}" ]; then
            echo "METplus branch ${metplus_branch} does not exist yet"
            metplus_branch=none
          fi
          echo "metplus_branch=${metplus_branch}" >> $GITHUB_OUTPUT
      - if: ( steps.get_metplus_branch.outputs.metplus_branch  != 'none' )
        run: |
          metplus_branch=${{ steps.get_metplus_branch.outputs.metplus_branch }}
          echo "Triggering workflow dispatch of ${metplus_branch}"
      - if: ( steps.get_metplus_branch.outputs.metplus_branch  != 'none' )
        uses: actions/github-script@v7
        with:
          github-token: ${{ secrets.METPLUS_BOT_TOKEN }}
          script: |
            await github.rest.actions.createWorkflowDispatch({
              owner: 'dtcenter',
              repo: 'METplus',
              workflow_id: 'testing.yml',
              ref: ${{ steps.get_metplus_branch.outputs.metplus_branch }},
              inputs: {
                repository: '${{ github.repository }}',
                ref: '${{ github.ref }}',
                actor: '${{ github.actor }}',
                sha: '${{ github.sha }}',
                pusher_email: '${{ github.event.pusher.email }}'
              },
            });