fetch-mempool-space.yaml

name: "Fech stale-blocks from mempool-space instances"
on:
  workflow_dispatch:
  schedule:
    - cron: "26 3 * * *"

# Allow creation of PRs
permissions:
  contents: write
  pull-requests: write

jobs:

  fetch-and-pr:
    runs-on: ubuntu-slim
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6
        with:
          fetch-depth: 0

      - name: Install requests
        run: pip install requests
      
      - name: Run ci/fetch-mempool-space.py
        run: python3 ci/fetch-mempool-space.py

      - name: Check for changes
        id: changes
        run: |
          if [[ -n "$(git status --porcelain)" ]]; then
            echo "changes=true" >> $GITHUB_OUTPUT
          else
            echo "changes=false" >> $GITHUB_OUTPUT
          fi

      - name: Commit changes
        if: steps.changes.outputs.changes == 'true'
        run: |
          git config --global user.email "41898282+github-actions[bot]@users.noreply.github.com"
          git config --global user.name "github-actions[bot]"

          BRANCH="$(date +%Y-%m-%d)-auto-update"
          git branch -D $BRANCH || true
          git checkout -b $BRANCH
          
          git add stale-blocks.csv
          git add blocks/*
          
          git commit -m "automated: add recent stale block(s) $(date +%Y-%m-%d)"
          git push origin $BRANCH --force

      - name: Create PR
        if: steps.changes.outputs.changes == 'true'
        run: |
          BRANCH="$(date +%Y-%m-%d)-auto-update"
          gh pr create \
            --title "Automated: add recent stale block(s) $(date +%Y-%m-%d)" \
            --body "Adds stale block(s) fetched from mempool-space instances. Please close/reopen or assign/unassign to trigger CI." \
            --base master \
            --head $BRANCH
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}