.github/workflows/pullrequest-close.yml

name: PR close

on:
  pull_request:
    types:
      - closed

defaults:
  run:
    shell: bash

jobs:
  cleanup:
    name: Clean up feature deployment
    runs-on: ec2-runners
    container:
      image: public.ecr.aws/m3u4c4h9/island-is/actions-runner-public:latest
    steps:
      - name: Get git branch
        run: |
          set -euo pipefail
          GIT_BRANCH="${GITHUB_HEAD_REF:-${GITHUB_REF/refs\/heads\//}}"
          echo "GIT_BRANCH=$GIT_BRANCH" >> "$GITHUB_ENV"
      - name: Generate deployment branch name
        id: git-branch-deploy
        run: |
          set -euo pipefail
          GIT_BRANCH_DEPLOY="$GIT_BRANCH"
          if [[ ! ("$GIT_BRANCH_DEPLOY" =~ "feature/") ]]; then
            # If event is pull request but branch is not prefixed with feature/
            GIT_BRANCH_DEPLOY=feature/$GIT_BRANCH_DEPLOY
          fi
          # Avoid too long resource names
          GIT_BRANCH_DEPLOY="${GIT_BRANCH_DEPLOY:0:50}"
          echo "GIT_BRANCH_DEPLOY=$GIT_BRANCH_DEPLOY" >> "$GITHUB_ENV"
      - name: Clean up feature
        env:
          SPINNAKER_WEBHOOK_TOKEN: ${{ secrets.SPINNAKER_WEBHOOK_TOKEN }}
          SPINNAKER_URL: https://spinnaker-gate.shared.devland.is
        run: |
          set -euo pipefail
          curl "$SPINNAKER_URL/webhooks/webhook/feature-cleanup" -H "content-type: application/json" --data-binary @- <<BODY
          {
            "token": "$SPINNAKER_WEBHOOK_TOKEN",
            "parameters": {
              "feature_name": "$(echo "$GIT_BRANCH_DEPLOY" | cut -d"/" -f2- | tr -cd '[:alnum:]-' | tr '[:upper:]' '[:lower:]' | cut -c1-50)"
            }
          }
          BODY