merge.yml

name: Merge

on:
  push:
    branches: [main]
    paths-ignore:
      - '*.md'
      - '.graphics/**'
      - '.github/**'
      - '!.github/workflows/merge.yml'
  workflow_dispatch:
    inputs:
      pr_no:
        description: "PR-numbered container set to deploy"
        type: number
        required: true

jobs:
  vars:
    name: Output Semver and PR Number
    outputs:
      pr: ${{ steps.pr-number.outputs.pr }}
      tag: ${{ steps.changelog.outputs.tag }}
    runs-on: ubuntu-22.04
    timeout-minutes: 1
    steps:
      - uses: actions/checkout@v4
      # Outputs semver as steps.id.outputs.tag
      - name: Conventional Changelog Update
        uses: TriPSs/conventional-changelog-action@v4
        id: changelog
        with:
          git-branch: refs/heads/${{ github.event.repository.default_branch }}
          git-push: "false"
          github-token: ${{ github.token }}
          skip-commit: "true"
          skip-on-empty: "false"
          skip-version-file: "true"

      # Create and push semver tag
      - name: Create Tags
        run: |
          echo git tag ${{ steps.changelog.outputs.tag }}
          echo git push origin --tag

      # Get last merged (or current) PR number
      - name: Get PR Number
        id: pr-number
        run: |
          # Accept a provided PR number or use the API
          if [ ! -z "${{ inputs.pr_no }}" ]; then
            PR_NO="${{ inputs.pr_no }}"
          else
            HEAD=$(git log main --oneline | head -n1 | awk '{print $1}')
            PR_NO=$(\
              curl -L -H "Accept: application/vnd.github+json" -H "Authorization: Bearer ${{ github.token }}" \
                -H "X-GitHub-Api-Version: 2022-11-28" \
                https://api.github.com/repos/bcgov/quickstart-openshift/commits/${HEAD}/pulls \
                  | jq .[0].number
            )
          fi
          echo -e "Last merged PR: ${PR_NO}"

          # Validate PR number and send to GitHub Output
          if [ "${PR_NO}" =~ ^[0-9]+$ ]; then
            echo "No PR number not found"
            exit 1
          fi
          echo "pr=${PR_NO}" >> $GITHUB_OUTPUT

  # Add tag number and latest tags to PR image
  retags:
    name: Retag Images
    needs: [vars]
    runs-on: ubuntu-22.04
    permissions:
      packages: write
    strategy:
      matrix:
        package: [migrations, backend, frontend]
    timeout-minutes: 1
    steps:
      - uses: shrink/actions-docker-registry-tag@v3
        with:
          registry: ghcr.io
          repository: ${{ github.repository }}/${{ matrix.package }}
          target: ${{ needs.vars.outputs.pr }}
          tags: |
            latest
            ${{ needs.vars.outputs.tag }}

  deploy-test:
    name: Deploy (test)
    needs: [vars]
    uses: ./.github/workflows/.deploy.yml
    secrets: inherit
    with:
      environment: test
      tag: ${{ needs.vars.outputs.pr }}
      release: test

  integration-e2e:
    name: Integration and E2E Tests
    needs: [deploy-test]
    uses: ./.github/workflows/.tests.yml
    with:
      target: test

  deploy-prod:
    name: Deploy (prod)
    needs: [integration-e2e, vars]
    uses: ./.github/workflows/.deploy.yml
    secrets: inherit
    with:
      environment: prod
      tag: ${{ needs.vars.outputs.pr }}
      release: prod

  promote:
    name: Promote Images
    needs: [deploy-prod, vars]
    runs-on: ubuntu-22.04
    permissions:
      packages: write
    strategy:
      matrix:
        package: [migrations, backend, frontend]
    timeout-minutes: 1
    steps:
      - uses: shrink/actions-docker-registry-tag@v3
        with:
          registry: ghcr.io
          repository: ${{ github.repository }}/${{ matrix.package }}
          target: ${{ needs.vars.outputs.pr }}
          tags: prod