check-stale-branches.yaml

name: 👀 Collect Stale Environments

run-name: 👀 Collect Stale Environments 👾 ${{ github.actor }}

on:
 push:
    branches:
        - feature/CB2-11814
#   workflow_dispatch:
#     inputs:
#       dry-run:
#         description: Don't perform action, just output information
#         type: boolean
#         default: false
permissions:
  id-token: write
  contents: write

jobs:
  collect-stale-branches:
    name: Collect Stale branches
    env:
      GH_TOKEN: ${{ secrets.GH_TOKEN }}
    runs-on: X64
    steps:
      - name: checkout
        uses: actions/checkout@v4

      - name: List all branches with pagination
        id: branches
        run: |
          page=1
          per_page=100
          branches=()
          while true; do
            response=$(gh api \
              -H "Accept: application/vnd.github+json" \
              -H "X-GitHub-Api-Version: 2022-11-28" \
              /repos/dvsa/cvs-svc-app-logs/branches?per_page=$per_page\&page=$page \
              --jq '.[].name | select(test("^(main|master|develop|devops|HEAD)$|^(release/.*)$") | not)')
            
            if [[ -z "$response" ]]; then
              break
            fi
            branches+=($response)
            ((page++))
          done
       
          branches_json=$(printf '%s\n' "${branches[@]}" | jq -R . | jq -s .)

          echo "$branches_json" > branches.json
          
          echo "branches=$(echo $branches_json | jq -c)" >> $GITHUB_OUTPUT

      - name: Upload branches JSON as artifact
        uses: actions/upload-artifact@v3
        with:
          name: branches-json
          path: branches.json

      - name: Test Fetch Commit Dates for All Branches
        id: stale_branches
        run: |
          active_cutoff=$(date -v -30d +%s)
          for branch in $(jq -r '.[]' <<< '${{ steps.branches.outputs.branches }}'); do
              commit_dates=$(gh api -H "Accept: application/vnd.github+json" -H "X-GitHub-Api-Version: 2022-11-28" \
                  /repos/dvsa/cvs-svc-app-logs/commits?sha="$branch" --jq '.[].commit.committer.date' 2>/dev/null)
            # Get last commit for this branch
            last_commit_date=$(gh api repos/$GITHUB_REPOSITORY/branches/$branch --jq '.commit.commit | .author.date')

            # convert to epoch time
            epoch=$(date -j -f "%Y-%m-%dT%H:%M:%SZ" "$last_commit_date" +"%s")

            # Check if the branch is stale
            if [ "$epoch" -lt "$active_cutoff" ]; then
                echo "$branch is active"
                active_branches+=("$branch")
            else
                echo "$branch is stale"
            fi
          done

          active_branches_json=$(printf '%s\n' "${active_branches[@]}" | jq -R . | jq -s .)

          echo "$active_branches_json" > active_branches.json

          echo "active_branches=$(echo $active_branches_json | jq -c)" >> $GITHUB_OUTPUT

      - name: Upload branches JSON as artifact
        uses: actions/upload-artifact@v3
        with:
          name: active_branches-json
          path: active_branches.json