push_caller_workflow.yml

name: ⬆️ Push Caller Workflow

on:
  workflow_dispatch:
    inputs:
      repo_topic:
        description: "Filter by topics assigned to repositories"
        type: string
        required: true
        default: "addon"
      target_branch:
        description: "Branch the workflow should be pushed to"
        type: string
        required: true
        default: "develop"
      caller_workflow_name:
        description: "Caller workflow name without file extension"
        type: string
        required: true
      dry_run:
        description: Run workflow without pushing changes (Dry Run)
        type: boolean
        default: false


env:
  GH_TOKEN: ${{ secrets.WORKFLOW_UPDATE_TOKEN }}
  AUTOMATION-REPO: "ops-repo-automation"

jobs:
  get-repos:
    runs-on: ubuntu-latest
    outputs:
        repo_matrix: ${{ steps.build-matrix.outputs.matrix }}

    steps:
      - name: Query caller workflow exists
        id: query-caller-workflow
        run: |
          caller_workflow_files=$(gh api repos/ynput/ops-repo-automation/contents/caller_workflows --jq '.[].name' | sed 's/\.yml$//')
          input_name="${{ inputs.caller_workflow_name }}"

          if echo "$caller_workflow_files" | grep -qw "$input_name"; then
            echo "::notice::File $input_name exists in the caller workflow directory."
            exit 0
          fi

          echo "::error::File $input_name does not exist in the directory."
          exit 1

      - name: Build matrix
        id: build-matrix
        run: |
          repo_list=$(gh repo list ynput -L 100 --json name,repositoryTopics | jq -c '[.[] | select(.repositoryTopics != null) | select(any(.repositoryTopics[]; .name == "${{ inputs.repo_topic }}")) | .name]')
          echo "$repo_list"
          echo "matrix=$repo_list" >> $GITHUB_OUTPUT

      - name: Debug repo list
        run: |
          echo "${{ steps.build-matrix.outputs.matrix }}"


  Update-workflow:
    needs:
        - get-repos
    runs-on: ubuntu-latest
    strategy:
        fail-fast: false
        matrix:
          repo_name: ${{ fromJson(needs.get-repos.outputs.repo_matrix) }}

    steps:
      - name: Test repo exists
        run: |
          if ! gh repo view "ynput/${{ matrix.repo_name }}" &>/dev/null; then
            echo "::error::Repository ynput/${{ matrix.repo_name }} was not found."
            exit 1
          fi

      - name: Check for running workflows
        run: |
          for i in {1..20}; do
              running_workflows=$(gh run list --repo ynput/${{ matrix.repo_name }} -L 100 --status in_progress --json name | jq -r 'map(.name) | join(", ")')
              if [[ -n "$running_workflows" ]]; then
                echo "::warning::Repo ynput/${{ matrix.repo_name }} currently has running workflows: $running_workflows"
                sleep 15
                continue
              fi

              break
          done

          running_workflows=$(gh run list --repo ynput/${{ matrix.repo_name }} --status in_progress --json name | jq -r 'map(.name) | join(", ")')
          if [[ -n "$running_workflows" ]]; then
            echo "::error::Repo ynput/${{ matrix.repo_name }} currently has running workflows: $running_workflows"
            echo "::error::Repo ynput/${{ matrix.repo_name }} has been running workflows since more then 5 minutes, please check the repo"
            exit 1
          fi

      - name: ⬇️ Checkout ${{ matrix.repo_name }} at ${{ inputs.target_branch }}
        uses: actions/checkout@v4
        with:
          token: ${{ env.GH_TOKEN }}
          repository: ynput/${{ matrix.repo_name }}
          ref: ${{ inputs.target_branch }}
          fetch-depth: 0

      - name: Get caller workflow
        run: |
          curl -O https://raw.githubusercontent.com/ynput/${{ env.AUTOMATION-REPO }}/develop/caller_workflows/${{ inputs.caller_workflow_name }}.yml

          mkdir -p .github/workflows
          mv ${{ inputs.caller_workflow_name }}.yml ./.github/workflows/${{ inputs.caller_workflow_name }}.yml

      - name: Check for changes
        id: check_changes
        run: |
          if [[ `git status --porcelain` ]]; then
            echo "push_required=true" >> $GITHUB_OUTPUT
          else
            echo "No changes to push."
            echo "push_required=false" >> $GITHUB_OUTPUT
            echo "::warning::No changes found, not pushing to ${{ matrix.repo_name }} at ${{ inputs.target_branch }}"
          fi

      - name: Dry-Run log push
        if: ${{ inputs.dry_run && steps.check_changes.outputs.push_required == 'true' }}
        run: |
          echo "::notice::[DRY RUN] Changes would have been pushed to ${{ matrix.repo_name }} at ${{ inputs.target_branch }}"

      - name: Push changes
        if: ${{ ! inputs.dry_run && steps.check_changes.outputs.push_required == 'true' }}
        run: |
          echo "::notice::Pushing changes to ${{ matrix.repo_name }} at ${{ inputs.target_branch }}"

          git config --global user.name "${{ secrets.CI_USER }}"
          git config --global user.email "${{ secrets.CI_EMAIL }}"

          git add ./.github/workflows/${{ inputs.caller_workflow_name }}.yml
          git commit -m "[Automated] Update ${{ inputs.caller_workflow_name }} caller workflow"
          git push origin ${{ inputs.target_branch }}