.github/workflows/clean-site.yml

name: Cleanup iotdb-website Repository

on:
  workflow_dispatch:
    inputs:
      target_branch:
        description: 'Branch to cleanup (asf-site or asf-staging)'
        required: true
        type: choice
        options:
          - asf-site
          - asf-staging
          - both
      confirm:
        description: 'Type "CONFIRM" to proceed with cleanup'
        required: true
        type: string

jobs:
  cleanup:
    runs-on: ubuntu-latest
    if: github.event.inputs.confirm == 'CONFIRM'

    steps:
      - name: Validate confirmation
        if: github.event.inputs.confirm != 'CONFIRM'
        run: |
          echo "❌ Cleanup cancelled:  confirmation not provided"
          exit 1

      - name: Setup SSH
        env:
          SSH_KEY: ${{ secrets.IOTDB_WEBSITE_BUILD_SSH }}
        run: |
          mkdir -p ~/.ssh
          echo "$SSH_KEY" > ~/.ssh/id_ed25519
          chmod 600 ~/.ssh/id_ed25519
          ssh-keyscan -H github.com >> ~/.ssh/known_hosts

      - name: Checkout iotdb-website repository
        run: |
          git clone --bare git@github.com:apache/iotdb-website.git
          cd iotdb-website.git
          for branch in asf-site asf-staging; do
            git branch -r | grep $branch > /dev/null && echo "Branch $branch exists"
          done
          cd ..
          git clone git@github.com:apache/iotdb-website.git
          cd iotdb-website

      - name: Configure Git
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "41898282+github-actions[bot]@users.noreply. github.com"

      - name: Cleanup asf-site branch
        if: github.event. inputs.target_branch == 'asf-site' || github.event.inputs.target_branch == 'both'
        run: |
          echo "🧹 Cleaning up asf-site branch..."

          # Checkout the branch
          git checkout asf-site

          # Create a new orphan branch (no history)
          git checkout --orphan asf-site-new

          # Add all current files
          git add -A

          # Create initial commit
          git commit -m "chore: reset repository history to reduce size

          Previous repository size: ~5.9GB
          This commit resets the Git history to start fresh. 

          Ref: Repository cleanup initiative"

          # Delete old branch and rename new one
          git branch -D asf-site || true
          git branch -m asf-site

          # Force push (this removes all history)
          git push -f origin asf-site

          echo "✅ asf-site branch cleaned successfully"

      - name: Cleanup asf-staging branch
        if: github.event.inputs.target_branch == 'asf-staging' || github.event.inputs.target_branch == 'both'
        run: |
          echo "🧹 Cleaning up asf-staging branch..."

          # Fetch and checkout the staging branch
          git fetch origin asf-staging: asf-staging
          git checkout asf-staging

          # Create a new orphan branch (no history)
          git checkout --orphan asf-staging-new

          # Add all current files
          git add -A

          # Create initial commit
          git commit -m "chore: reset repository history to reduce size

          Previous repository size: ~5.9GB
          This commit resets the Git history to start fresh. 

          Ref: Repository cleanup initiative"

          # Delete old branch and rename new one
          git branch -D asf-staging || true
          git branch -m asf-staging

          # Force push (this removes all history)
          git push -f origin asf-staging

          echo "✅ asf-staging branch cleaned successfully"

      - name: Summary
        run: |
          echo "## Cleanup Summary" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "✅ Successfully cleaned branch(es): **${{ github.event.inputs.target_branch }}**" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "### Next Steps" >> $GITHUB_STEP_SUMMARY
          echo "1. Wait for GitHub to run garbage collection (may take hours)" >> $GITHUB_STEP_SUMMARY
          echo "2. Check repository size at:  https://github.com/apache/iotdb-website" >> $GITHUB_STEP_SUMMARY
          echo "3. All users should re-clone the repository to get the cleaned version" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "### ⚠️ Important Notes" >> $GITHUB_STEP_SUMMARY
          echo "- All commit history in the cleaned branch(es) has been removed" >> $GITHUB_STEP_SUMMARY
          echo "- The repository size reduction may take some time to reflect on GitHub" >> $GITHUB_STEP_SUMMARY
          echo "- Current deployments are not affected and will continue to work" >> $GITHUB_STEP_SUMMARY