remove-preview-apps.yaml

name: Delete Cloudflare Pages Preview Deployment

on:
  pull_request:
    types: [closed]

jobs:
  delete-preview-deployment:
    runs-on: ubuntu-latest
    steps:
      - name: Get branch name
        id: get-branch
        run: echo "branch=$(gh pr view $PR_NO --repo $REPO --json headRefName --jq '.headRefName')" >> $GITHUB_OUTPUT
        env:
          REPO: ${{ github.repository }}
          PR_NO: ${{ github.event.pull_request.number }}
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Delete Cloudflare Pages preview deployments
        run: |
          deployment_ids=$(
          ACCOUNT_ID=${{ secrets.CF_ACCOUNT_ID }} \
          AUTH_TOKEN=${{ secrets.CLOUDFLARE_API_TOKEN }} \
          PROJECT=${{ github.event.repository.name }} \
          DEPLOY_BRANCH="${{ steps.get-branch.outputs.branch }}" \
            bash -c '
              PAGE=1
              DEPLOYMENT_IDS=""
              
              while true; do
                response=$(curl -s -X GET "https://api.cloudflare.com/client/v4/accounts/$ACCOUNT_ID/pages/projects/$PROJECT/deployments?page=$PAGE" \
                  -H "Authorization: Bearer $AUTH_TOKEN" \
                  -H "Content-Type: application/json")
                
                page_ids=$(echo "$response" | jq -r --arg DEPLOY_BRANCH "$DEPLOY_BRANCH" '"'"'.result[] | select(.deployment_trigger.metadata.branch == $DEPLOY_BRANCH) | .id'"'"')
                DEPLOYMENT_IDS+=" $page_ids"
                
                count=$(echo "$response" | jq -r .result_info.count)
                
                if [ "$count" -eq "0" ]; then
                  break
                fi
                
                PAGE=$((PAGE + 1))
              done
              
              echo "$DEPLOYMENT_IDS" | xargs
            '
          )

          for deployment_id in $deployment_ids; do
            echo "Deleting deployment $deployment_id"
            curl -s -X DELETE "https://api.cloudflare.com/client/v4/accounts/${{ secrets.CF_ACCOUNT_ID }}/pages/projects/${{ github.event.repository.name }}/deployments/$deployment_id?force=true" \
              -H "Authorization: Bearer ${{ secrets.CLOUDFLARE_API_TOKEN }}" \
              -H "Content-Type: application/json"
          done