osl_sync_main.yml

name: "CI :: OSL :: Sync Main"

on:
  workflow_dispatch: # Allows you to run the workflow manually from the Actions tab
  schedule:
    - cron: "0 2 * * 1" # Runs every Monday at 2 AM UTC (adjust as needed)

env:
  UPSTREAM_URL: ${{ vars.UPSTREAM_URL }}
  GITHUB_TOKEN: ${{ secrets.KIE1_TOKEN }}
  PNPM_FILTER: ${{ vars.SYNC_PNPM_FILTER }}

jobs:
  sync_main_apache:
    runs-on: ubuntu-latest

    permissions:
      contents: write
      actions: write
      pull-requests: write

    steps:
      - name: Checkout Repository
        uses: actions/checkout@v4
        with:
          token: ${{ secrets.KIE1_TOKEN }}
          ref: main

      - name: Add Upstream Remote
        run: |
          git remote add upstream $UPSTREAM_URL
          git fetch --unshallow upstream main

      - name: Setup Git Environment
        run: |
          git config --global user.name "${{ secrets.KIE1_USER_NAME }}"
          git config --global user.email "${{ secrets.KIE1_EMAIL }}"

      - name: Create Sync Branch
        run: |
          SYNC_BRANCH="main-sync-$(date +'%Y%m%d-%H%M%S')"
          echo "SYNC_BRANCH=$SYNC_BRANCH" >> $GITHUB_ENV
          git checkout -b $SYNC_BRANCH
          git merge-base HEAD upstream/main
          git show $(git merge-base HEAD upstream/main)

      - name: Attempt Merge with Upstream
        id: merge
        run: |
          git merge upstream/main --no-edit || echo "CONFLICT" > /tmp/merge_result.txt

      - name: Check for Merge Conflicts
        id: check_conflicts
        run: |
          if [ -f /tmp/merge_result.txt ]; then
            echo "MERGE_RESULT=CONFLICT" >> $GITHUB_ENV
          else
            echo "MERGE_RESULT=SUCCESS" >> $GITHUB_ENV
          fi

      - name: Setup environment
        uses: ./.github/actions/setup-env

      - name: Handle Conflicts
        if: env.MERGE_RESULT == 'CONFLICT'
        run: |
          echo "Conflicts detected. Resolving specific files..."
          git checkout upstream/main -- pnpm-lock.yaml repo/graph.*
          pnpm bootstrap --no-frozen-lockfile

      # - name: Run Bootstrap (No Conflicts)
      #   if: env.MERGE_RESULT == 'SUCCESS'
      #   run: |
      #     pnpm bootstrap --no-frozen-lockfile
      #
      # - name: "Run Build"
      #   shell: bash
      #   env:
      #     KIE_TOOLS_BUILD__runTests: "false"
      #     KIE_TOOLS_BUILD__runEndToEndTests: "false"
      #     KIE_TOOLS_BUILD__buildContainerImages: "true"
      #     KIE_TOOLS_BUILD__ignoreTestFailures: "true"
      #     KIE_TOOLS_BUILD__ignoreEndToEndTestFailures: "true"
      #     NODE_OPTIONS: "--max_old_space_size=4096"
      #   run: >-
      #     eval "pnpm ${{ env.PNPM_FILTER }} --workspace-concurrency=1 build:prod"

      - name: Capture Uncommitted Changes
        id: capture_changes
        run: |
          SYNC_CHANGES=$(git status --porcelain)
          echo "$SYNC_CHANGES" > /tmp/sync_changes.txt
          if [ -n "$SYNC_CHANGES" ]; then
            echo "HAS_CHANGES=true" >> $GITHUB_ENV
          else
            echo "HAS_CHANGES=false" >> $GITHUB_ENV
          fi

      - name: Commit and Push Changes to Sync Branch
        if: env.MERGE_RESULT == 'CONFLICT' || env.HAS_CHANGES == 'true'
        run: |
          echo "Changes detected. Committing and pushing..."
          git add .
          git commit -m "Sync with upstream/main and resolved conflicts"
          git push -u origin "${{ env.SYNC_BRANCH }}"

      - name: Push Changes (No Conflict or Changes)
        if: env.MERGE_RESULT == 'SUCCESS' && env.HAS_CHANGES == 'false'
        run: |
          echo "No conflicts or changes detected. Pushing merged branch."
          git push -u origin "${{ env.SYNC_BRANCH }}"
          echo "No conflicts or changes detected." > /tmp/sync_changes.txt

      - name: Create Pull Request
        env:
          RUN_URL: "${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}"
        run: |
          set -x
          SYNC_CHANGES=$(cat /tmp/sync_changes.txt)

          # Truncate SYNC_CHANGES to 5000 
          MAX_CHARS=5000
          if [ ${#SYNC_CHANGES} -gt $MAX_CHARS ]; then
            TRUNCATED_SYNC_CHANGES="${SYNC_CHANGES:0:$MAX_CHARS}..."
          else
            TRUNCATED_SYNC_CHANGES="$SYNC_CHANGES"
          fi

          ESCAPED_CHANGES=$(echo "$TRUNCATED_SYNC_CHANGES" | sed -e ':a' -e 'N' -e '$!ba' -e 's|\n|\\n|g' -e 's|/|\\/|g')

          # Use double quotes for variable substitution in sed
          sed -e "s|\\\$RUN_URL|${RUN_URL}|g" -e "s|\\\$TRUNCATED_SYNC_CHANGES|${ESCAPED_CHANGES}|g" .github/supporting-files/ci/templates/osl_sync_pr_template.md > temp.md

          prTitle="[$(date +'%Y-%m-%d:%H%M%S')] - :robot: Automated PR: Sync main with upstream"
          reviewersOption=""
          if [[ -n "${{ vars.SYNC_REVIEWERS }}" ]]; then
            reviewersOption="--reviewer ${{ vars.SYNC_REVIEWERS }}"
          fi
          gh pr create --title "${prTitle}" \
                       --body-file temp.md \
                       --repo fantonangeli/kie-tools \
                       --base main $reviewersOption