maintain-test-workflows.yml

name: Maintain Test Workflows

on:
  schedule:
    - cron: '0 0 * * 1'  # Every Monday at 00:00 UTC (09:00 KST)
  workflow_dispatch:
  push:
    paths:
      - '.github/templates/test-ccs-template.yml'

permissions:
  contents: write

jobs:
  sync-workflows:
    name: Sync Workflow Files
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v6
        with:
          token: ${{ secrets.PAT_TOKEN }}
          fetch-depth: 0

      - name: Discover Versions from GitHub Releases
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          echo "=== Fetching releases from uoohyo/action-ccstudio-ide ==="
          gh api repos/uoohyo/action-ccstudio-ide/releases \
            --paginate \
            --jq '.[].tag_name' \
            | grep -E '^v[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$' \
            | sed 's/^v//' \
            | sort -V > /tmp/all_versions.txt

          TOTAL_COUNT=$(wc -l < /tmp/all_versions.txt)
          echo "Total versions found: $TOTAL_COUNT"

      - name: Find Existing Workflows
        run: |
          echo "=== Scanning existing workflow files ==="
          if ls .github/workflows/test-ccs-v*.yml 1> /dev/null 2>&1; then
            ls .github/workflows/test-ccs-v*.yml \
              | sed 's|.github/workflows/test-ccs-v||; s|.yml||' \
              | sort -V > /tmp/existing_versions.txt
          else
            touch /tmp/existing_versions.txt
          fi

          EXISTING_COUNT=$(wc -l < /tmp/existing_versions.txt)
          echo "Existing workflow files: $EXISTING_COUNT"

      - name: Calculate Differences
        run: |
          echo "=== Calculating differences ==="
          # Ensure consistent sorting for comm
          export LC_ALL=C
          sort /tmp/all_versions.txt -o /tmp/all_versions_sorted.txt
          sort /tmp/existing_versions.txt -o /tmp/existing_versions_sorted.txt

          # New versions (in releases but not in workflows)
          comm -23 /tmp/all_versions_sorted.txt /tmp/existing_versions_sorted.txt > /tmp/new_versions.txt

          # Removed versions (in workflows but not in releases)
          comm -13 /tmp/all_versions_sorted.txt /tmp/existing_versions_sorted.txt > /tmp/removed_versions.txt

          NEW_COUNT=$(wc -l < /tmp/new_versions.txt)
          REMOVED_COUNT=$(wc -l < /tmp/removed_versions.txt)

          echo "New versions to add: $NEW_COUNT"
          if [ "$NEW_COUNT" -gt 0 ]; then
            echo "New versions:"
            cat /tmp/new_versions.txt
          fi

          echo "Versions to remove: $REMOVED_COUNT"
          if [ "$REMOVED_COUNT" -gt 0 ]; then
            echo "Versions to remove:"
            cat /tmp/removed_versions.txt
          fi

      - name: Generate Workflows for New Versions
        run: |
          echo "=== Generating workflow files for new versions ==="
          NEW_COUNT=$(wc -l < /tmp/new_versions.txt)

          if [ "$NEW_COUNT" -eq 0 ]; then
            echo "No new versions to add"
            exit 0
          fi

          while IFS= read -r version; do
            [ -z "$version" ] && continue

            echo "Creating workflow for v${version}..."
            sed "s/{{VERSION}}/${version}/g" \
              .github/templates/test-ccs-template.yml \
              > .github/workflows/test-ccs-v${version}.yml

            echo "✅ Created: .github/workflows/test-ccs-v${version}.yml"
          done < /tmp/new_versions.txt

      - name: Update Existing Workflows from Template
        run: |
          echo "=== Updating all existing workflows from template ==="

          while IFS= read -r version; do
            [ -z "$version" ] && continue

            echo "Updating workflow for v${version}..."
            sed "s/{{VERSION}}/${version}/g" \
              .github/templates/test-ccs-template.yml \
              > .github/workflows/test-ccs-v${version}.yml

            echo "✅ Updated: .github/workflows/test-ccs-v${version}.yml"
          done < /tmp/all_versions.txt

      - name: Remove Workflows for Deleted Versions
        run: |
          echo "=== Removing workflow files for deleted versions ==="
          REMOVED_COUNT=$(wc -l < /tmp/removed_versions.txt)

          if [ "$REMOVED_COUNT" -eq 0 ]; then
            echo "No versions to remove"
            exit 0
          fi

          while IFS= read -r version; do
            [ -z "$version" ] && continue

            echo "Removing workflow for v${version}..."
            rm -f .github/workflows/test-ccs-v${version}.yml

            echo "✅ Removed: .github/workflows/test-ccs-v${version}.yml"
          done < /tmp/removed_versions.txt

      - name: Commit and Push Changes
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"

          git add .github/workflows/test-ccs-v*.yml

          if git diff --staged --quiet; then
            echo "No changes to commit"
          else
            NEW_COUNT=$(wc -l < /tmp/new_versions.txt)
            REMOVED_COUNT=$(wc -l < /tmp/removed_versions.txt)

            COMMIT_MSG="🤖 sync: update test workflows"
            [ "$NEW_COUNT" -gt 0 ] && COMMIT_MSG="$COMMIT_MSG (+${NEW_COUNT})"
            [ "$REMOVED_COUNT" -gt 0 ] && COMMIT_MSG="$COMMIT_MSG (-${REMOVED_COUNT})"

            git commit -m "$COMMIT_MSG"
            git push

            echo "✅ Successfully synced $NEW_COUNT new and removed $REMOVED_COUNT old workflow files"
          fi